ict127 under mr. balijon: troubleshooting
TRANSCRIPT
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8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
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GOBPVZFY ZYOVILFWDOOZKCN
K# Zyovilfwdoozkcn Bfzdojolon{" Nfz kc zdf ykndz myhbf om bkcj
o Yflhto Jo co dhyb
Bhef h ihgevp Bhef wvyf {ov ghc vcjo {ovy ~oye
" Zy{ h xvkge mkto Flkbkchzf vwfy fyyoy
Bhef wvyf {ov hyf mollo~kcn zdf goyyfgz pyogfjvyfw Bhef wvyf zdf yfwvlzw yfhll{ hyf hc fyyoy
o Gdfge zdf kc}fczoy{ bhef wvyf f}fy{zdkcn kw plvnnfj kc hcj zvycfj oco Zvyc f}fy{zdkcn omm hcj ihge oc hnhkc $hmzfy {ov dh}f wh}fj {ovy kcmoybhzkoc+
" Vwf zdf wgkfczkmkg bfzdoj
" Kjfczkm{ zdf pyoilfbo Jfwgykif w{bpzobw hw gobplfzfl{ hcj hggvyhzfl{ hw powwkilf
Jhzf hcj zkbf Wgopf om zdf pyoilfb ^dhz {ov ~fyf jokcn ~dfc pyoilfb oggvyyfj#
" Nhzdfy Kcmoybhzkoco Kw zdf pyoilfb yfpyojvgkilf?o Yfgfcz gdhcnfwo Gvyyfcz gocmknvyhzkoco Hwwfbilf yfwovygfw" Zyovilfwdoozkcn Yfwovygfwo Plhc hdfhj#
Nfz gopkfw om womz~hyf, fzg Mkcj }fcjoy wkzfw moy {ovy dhyj~hyf oy womz~hyf Mkcj kczfycfz wvppoyz gobbvckzkfw
" Pyopowf h wolvzkoco Fhwkfwz wolvzkoc
Kjfczkm{ zdf pyoilfb Nhzdfy Kcmoybhzkoc Pyopowf Wolvzkoc
Zfwz Wolvzkoc
Co
Pyoilfb
Wol}fj?
Jogvbfcz Wolvzkoc
[fw
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8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
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o Bowz lkefl{ wolvzkocwo Vwf h wzyhzfn{1
Pyogfww om flkbkchzkoc Jk}kjf hcj o}fygobf
" Zfwz zdf Wolvzkoco Zfwz ocl{ ocf zdkcn hz h zkbf(" Pyoilfb Wol}fj?
o [fw Gocnyhzvlhzf {ovywflm Jogvbfcz zdf wolvzkoc
o Co Vcjo zdf wolvzkoc Nhzdfy boyf kcmoybhzkoc Pyopowf hcj zfwz hcozdfy wolvzkoc
" Bfzdojolon{ Wvbbhy{o Nfz kc zdf ykndz myhbf om bkcjo Zy{ h xvkge mkto Vwf zdf wgkfczkmkg bfzdojo Vwf {ovy kczfycfz yfwovygfwo Vwf zdf ykndz wzyhzfn{
" Whmfz{ cozfo Pyozfgz {ovywflm
Po~fy omm Ocf Dhcj Yvlf Jocz opfc h bockzoy
o Pyozfgz zdf fxvkpbfcz Po~fy omm Nyovcjkcn wzyhp
KK# Dhyj~hyf Ihwkgw" Zhef Kz Hphyz
o Bozdfyiohyj o}fy}kf~o Dhyj jyk}f/GJ/J]Jo CKG/ftphcwkoc ghyjwo Bfboy{
" Pvz Kz Ihge ZonfzdfyKKK# Womz~hyf Ihwkgw
" Womz~hyf Pyoilfbwo Kwolhzf zdf pyoilfb
Jogvbfcz Hpplkghzkoc Opfyhzkcn w{wzfb
" Jogvbfcz Pyoilfbw
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8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
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o Zy{ opfckcn h ihgevp gop{o Zy{ opfckcn oc hcozdfy bhgdkcfo Zy{ opfckcn ~kzd h jkmmfyfcz }fywkoc om zdf pyonyhb
" Hpplkghzkoc Pyonyhbwo Zy{ hcozdfy jogvbfczo Vckcwzhll hc{ cf~ kzfbwo Hppl{ }fcjoy vpjhzfw
" Opfyhzkcn W{wzfbo Zy{ h jkmmfyfcz hpplkghzkoco Gdfge jkwe jyk}f wphgf
Vwf wghc jkwe hcj jfmyhnbfcz moy bhkczfchcgfo Zy{ h ^kcjo~ zyovilfwdoozkcn ~kqhyjo Hppl{ }fcjoy vpjhzfw#
K]# Pykczkcn Ihwkgw" Kcwzhll h cf~ pykczfyo Nfz goyyfgz ghilf hcj jyk}fy
" Zyovilfwdooz pykczkcno Wzhyz hz pykczfy hcj vwf pyogfww om flkbkchzkoc
" Cfz~oye pykczkcno Zdkcnw zo looe moy
]# Cfz~oyekcn Ihwkgw" Gobboc Cfz~oye Pyoilfbw
o Kczfycfz Pyoilfbw Ihj VYL Wfy}fy jo~c Bkwwkcn oy olj plvn"kc
o Cfz~oye Pyoilfbw Ghilf Womz~hyf/glkfcz Wfy}fy
IHWKG GOBPVZFY OPFYHZKOC HCJ ZYOVILFWDOOZKCN
K# Gobpvzfy dhyj~hyf" Ghwf" Po~fy w~kzgd" Yfwfz w~kzgd" Dhyj jyk}f
Bozdfyiohyj
Ghwf
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8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
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" Mlopp{" GJ/J]J" Qkp jyk}f" Wfykhl poyzw" Phyhllfl poyz" VWI poyz" Ef{iohyj/bovwf" Cfz~oye ghyj" Bojfb" Wovcj ghyj" ]kjfo ghyj" YHB" Bozdfyiohyj" Ivw" Mhc" Ghilfw
KK# Ghilkcn" Moy kzfbw kc oy hzzhgdfj zo h w{wzfb zo
~oye pyopfyl{, zdf{ bvwz if wfgvyfl{
goccfgzfj#
" If wvyf zo ghyfmvll{ goccfgz zdf ghilfwKKK# Ihwkg opfyhzkocw
" Po~fy goyj plvnnfj kco Km plvnnfj kczo h po~fy wzykp, zvyc kz
oc# Kcglvjfw pfykpdfyhlw
" Ghilfw zo pfykpdfyhlw wfgvyf" Po~fy oc pfykpdfyhlw" Po~fy oc zdf w{wzfb" Oiwfy}f zdf w{wzfb moy pyopfy opfyhzkoc" M[K1 Jkwe Ghphgkzkfw
o Mlopp{ $Jovilf Wkjfj, JovilfJfcwkz{+1 8#: BI
o Qkp Ghyzykjnf1 800 BI 960 BIo GJ1 =60 BIo J]J
Wkcnlf Wkjfj, Wkcnlf Lh{fyfj1:#> NI
Jovilf wkjfj, JovilfLh{fyfj1 8> NI
GHILKCN
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8 NI 2 8000 BI" Zdyff bowz kbpoyzhcz ~oyjw kc gobpvzkcn1
o Ihgevpo Ihgevpo Ihgevp [ov wdovlj ihgevp ~dfc {ov jo coz ~hcz zo yffczfy f}fy{zdkcn {ov dh}f
fczfyfj wkcgf {ovy lhwz ihgevp# $Wgdfjvlfw ghc yhcnf myob f}fy{ kzfb zo
boczdw#+
[ov wdovlj yfnvlhyl{ gdfge zdhz {ovy ihgevpw ~oye# Bvlzkplf ihgevpw hcj omm"wkzf ihgevpw hyf omzfc yfxvkyfj#
" Ozdfy nooj kjfhw1o Hczk"}kyvw womz~hyf#o Yfnvlhyl{ vpjhzfj }kyvw jfmkckzkocw moy zdf hczk"}kyvw womz~hyf# $Hvzobhzfj km
h}hklhilf#+
o Gvyyfcz wfgvykz{ phzgdfw hpplkfj zo opfyhzkcn w{wzfb hcj hpplkghzkocw#o Wgyvzkckqf hc{ vcftpfgzfj hzzhgdbfczw zdhz hyf f"bhklfj zo {ov# $Phyzkgvlhyl{ #}iw
hcj #ftf mklfw#+
K]# Zyovilfwdoozkcn" Mhwz hcj Mvykovw Zyovilfwdoozkcn Ifmoyf {ov ghll###
o Kw kz plvnnfj kc? Kw kz zvycfj oc? $Hlwo, Kw zdf po~fy oc kc {ovy ivkljkcn?, fzgo Dh}f {ov zykfj yfioozkcn zdf w{wzfb# $Ftkzkcn goyyfgzl{ hcj pd{wkghll{ po~fykcn
jo~c zdf fczkyf w{wzfb kcglvjkcn pfykpdfyhlw#+
o Ghc {ov yfpyojvgf zdf pyoilfb oc"jfbhcj?
GOBPVZFY ZYOVILFWDOOZKCN IHWKGW
K# Kllfnhl Opfyhzkocw" Bfboy{ gocmlkgzw $ihj bfboy{?+" Jkyz{ GJ oy goyyvpz mklfw oc h mlopp{" Dkndl{ myhnbfczfj dhyj jyk}f" Goyyvpz mklfw $^kcjo~w oy hcozdfy pyonyhb+" ]kyvw oy wp{~hyf" Cf~ dhyj~hyf $powwkilf jyk}fy kwwvf oy wfzzkcn gocmlkgz+
KK# Wlo~ Gobpvzfy" Gdfge myff wphgf oc {ovy dhyj jyk}f" Yvc wghcjkwe $powwkil{ goyyvpz mklfw+" Zoo bhc{ pyogfwwfw $powwkil{ wp{~hyf+ yvcckcn kc zdf ihgenyovcj" Gobpvzfy o}fydfhzkcn $gdfge mhcw+" Yfgfczl{ kcwzhllfj dhyj~hyf, womz~hyf oy vpjhzfw?
KKK# Pyonyhb Coz Yfwpocjkcn
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8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
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" Ivnnfj womz~hyf" Gocmlkgzw ifz~ffc dhyj~hyf oy womz~hyf" Lhge om w{wzfb yfwovygfw $bfboy{, dhyj jkwe wphgf, zoo bhc{ hgzk}f pyonyhbw+
K]# Gobpvzfy Loge Vp?" Co bovwf goczyol? Jo {ov dh}f ef{iohyj goczyol?o [ov ghc gdfge i{ pvwdkcn zdf ghpw loge oy cvb loge ef{w oc {ovy ef{iohyj hcj
wffkcn km zdf goyyfwpocjkcn lkndzw yfwpocj#
" Dh}f ef{iohyj goczyol, pvwd GZYL"HLZ"JFLFZF hz zdf whbf zkbf zo hggfww zdf zhwe bhchnfy#" Fcj zdf pyonyhb zdhz kw coz yfwpocjkcn kc zdf zhwe bhchnfy#" Wh}f hc{zdkcn {ov hyf ~oyekcn oc hcj yfiooz zdf gobpvzfy#" Co ef{iohyj goczyol? Dolj zdf po~fy ivzzoc kc moy h mf~ wfgocjw#
]# Vwf zdf Zoolw H}hklhilf1" Gdfge Jkwe oy Wghcjkwe" Jkwe Glfhcvp" Jfmyhnbfcz Jyk}f" W{wzfb Yfwzoyf $OW+
]K# Ihgevp" Effp zdf mklfw {ov ~hcz zo ihgevp kc h gfczyhl loghzkoc#" If h~hyf zdhz km {ov ~hcz zo ihgevp {ovy fczkyf w{wzfb {ovll cffj h lhynf ghphgkz{ wzoyhnf
jf}kgf#
]KK# Gobboc Wp{~hyf/Hj~hyf W{bpzobw" Gobpvzfy wvjjfcl{ wlo~#" Vceco~c kgocw kc {ovy ~kcjo~w w{wzfb zyh{ $zdf lo~fy ykndz goycfy+" Bojfb lkndzw ilkcekcn ~dfc {ov hyfcz jokcn hc{zdkcn oclkcf#" Pop vp ~kcjo~w ~dfc {ov jocz dh}f hc{ pyonyhbw yvcckcn#
Wovygf1 dzzp1//~~~#gobpvzfydopf#gob/iffp#dzb
Gobpvzfy POWZ / iffp gojfw
K# POWZ Fyyoy Iffpw hcj GojfwWovcjw Pyoilfb Kcjkghzfj
Yfpfhzkcn wdoyz oy goczkcvovw iffpw Po~fy wvppl{ oy w{wzfb iohyj
Ocf locn hcj ocf wdoyz iffp W{wzfb iohyj, jkwplh{ iohyj, oy po~fy wvppl{
Ocf locn hcj z~o wdoyz iffpw W{wzfb iohyj oy po~fy wvppl{
Ocf wdoyz iffp hcj ilhce jkwplh{ W{wzfb iohyj oy po~fy wvppl{
Ocf wdoyz iffp hcj pyobpz moy jkweJkwe jyk}f, jkwe goczyollfy oy ghilf, w{wzfb iohyj, oy po~fy
wvppl{
KK# POWZ
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8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
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" zfwzw zdf gobpvzfy zo bhef wvyf kz bffzw zdf cfgfwwhy{ w{wzfb yfxvkyfbfczw hcj zdhz hlldhyj~hyf kw ~oyekcn pyopfyl{ ifmoyf wzhyzkcn zdf yfbhkcjfy om zdf iooz pyogfww#
" Km zdf gobpvzfy phwwfw zdf POWZ zdf gobpvzfy ~kll dh}f h wkcnlf iffp $~kzd wobf gobpvzfyIKOW bhcvmhgzvyfyw kz bh{ iffp z~kgf+ hw zdf gobpvzfy wzhyzw hcj zdf gobpvzfy ~kll
goczkcvf zo wzhyz coybhll{#
" Km zdf gobpvzfy mhklw zdf POWZ, zdf gobpvzfy ~kll fkzdfy coz iffp hz hll oy ~kll nfcfyhzf hiffp gojf, ~dkgd zfllw zdf vwfy zdf wovygf om zdf pyoilfb#" Zdkw kw kczfcjfj zo dflp fcj"vwfyw ~do hyf ftpfykfcgkcn kwwvfw ~kzd zdf POWZ hcj bh{ dh}f
hc{ om zdf iflo~ w{bpzobw1
o Gobpvzfy iffpw kyyfnvlhyl{ ~dfc zdf gobpvzfy kw zvycfj oc#o Gobpvzfy zvycw oc ivz jofw coz iooz oy jo hc{zdkcn#o Gobpvzfy yfioozw f}fy{ mf~ wfgocjw#
KKK# POWZ Zyovilfwdoozkcn" Bhef wvyf zdf gobpvzfy zvycw oc, km cozdkcn dhppfcw $co lkndzw, co wovcj, co mhcw, fzg#+
zdf gobpvzfy dhw h po~fy yflhzfj kwwvf#
" Wobf om zdf iflo~ wzfpw yfgobbfcj yfbo}kcn pd{wkghl phyzw ~kzdkc zdf gobpvzfy#^dklf kc zdf gobpvzfy kz kw dkndl{ yfgobbfcj zdhz {ov if h~hyf om FlfgzyoWzhzkg Jkwgdhynf
$FWJ+ hcj kzw pozfczkhl dhqhyjw#
8# Yfbo}f cf~ dhyj~hyfKm hc{ cf~ dhyj~hyf dhw iffc yfgfczl{ hjjfj zo zdf gobpvzfy, yfbo}f zdhz
dhyj~hyf zo bhef wvyf kz kw coz zdf ghvwf om {ovy kwwvf# Km hmzfy yfbo}kcn zdf cf~
dhyj~hyf {ovy gobpvzfy ~oyew kz.w lkefl{ zdf gobpvzfy kw fkzdfy coz gobphzkilf ~kzd
zdf cf~ dhyj~hyf oy h w{wzfb wfzzkcn cffjw zo if gdhcnfj zo ~oye ~kzd zdf cf~
dhyj~hyf jf}kgf#
9# Yfbo}f hc{ jkwew oy VWI jf}kgfwYfbo}f hc{ jkwew, GJ.w, J]J.w zdhz hyf kc zdf gobpvzfy hcj km hc{ VWI jf}kgfw
$kpojw, jyk}fw, pdocfw, fzg+ hyf goccfgzfj jkwgoccfgz hll om zdfb hw ~fll# Yfiooz zdf
gobpvzfy hcj wff km hc{zdkcn gdhcnfw#
7# Jkwgoccfgz ftzfychl jf}kgfwYfbo}f f}fy{zdkcn myob zdf ihge om zdf gobpvzfy ftgfpz zdf po~fy ghilf#
Zvyc oc zdf gobpvzfy hcj wff km kz iffpw coybhll{# Km zdf gobpvzfy dhw cf}fy iffpfjeffp zdf bockzoy oy jkwplh{ goccfgzfj zo wff km hc{ gdhcnf oggvyw#
:# Kjfczkm{ iffp gojfKm {ov hyf yfgfk}kcn h wfxvfcgf om iffpw yfmfy zo zdf iffp gojfw kjfczkz{ moy h
lkwzkcn om jkmmfyfcz iffp gojfw hcj zdfky ftplhchzkoc oy {ovy bozdfyiohyj oy gobpvzfy
jogvbfczhzkoc#
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Zdfwf iffp gojfw hyf bfhcz hw h bfzdoj om xvkgel{ kjfczkm{kcn ~dhz gobpvzfy
gobpocfcz kw mhklkcn oy ihj# Km {ovy iffp gojf kw coz lkwzfj, goczkcvf zyovilfwdoozkcn#
6# Gdfge hll mhcwBhef wvyf hll mhcw hyf yvcckcn kc zdf gobpvzfy# Km h mhc dhw mhklfj $fwpfgkhll{ zdf
dfhz wkce mhc moy zdf GPV+ {ovy gobpvzfy govlj if o}fydfhzkcn oy jfzfgzkcn zdf mhc
mhklvyf ghvwkcn zdf gobpvzfy coz zo iooz#
=# Gdfge hll ghilfw]fykm{ zdhz hll zdf ghilfw hyf pyopfyl{ goccfgzfj hz zdhz zdfyf hyf co loowf
ghilfw i{ mkybl{ pyfwwkcn kc fhgd ghilf#
Hll jkwe jyk}fw wdovlj dh}f h jhzh ghilf hcj po~fy ghilf goccfgzfj zo zdfb# [ovy po~fy wvppl{ wdovlj dh}f hz lfhwz ocf ghilf nokcn zo zdf bozdfyiohyj# Bhc{
bozdfyiohyjw bh{ hlwo dh}f hjjkzkochl ghilfw goccfgzfj zo zdfb zo wvppl{ po~fy zo
zdf mhcw#
># Jkwgoccfgz hll ftphcwkoc ghyjwKm zdf hio}f yfgobbfcjhzkocw wzkll dh}f coz yfwol}fj zdf kyyfnvlhy POWZ,
jkwgoccfgz zdf ykwfy iohyj $km hpplkghilf+ hcj fhgd om zdf ftphcwkoc ghyjw# Km zdkw
yfwol}fw zdf kwwvf oy hllo~w zdf gobpvzfy zo POWZ goccfgz ocf ghyj hz h zkbf vczkl {ov
jfzfybkcf ~dhz ghyj kw ghvwkcn zdf kwwvf#
4# Jkwgoccfgz hll jyk}fwKm {ov ~fyf vchilf zo jfzfybkcf i{ zdf iffp gojf ~dhz kw mhklkcn oy jo coz dh}f
h iffp gojf jkwgoccfgz zdf KJF, WHZH, WGWK $Wbhll Gobpvzfy W{wzfbw Kczfymhgf+, oy
ozdfy jhzh ghilfw myob zdf GJ"YOB, dhyj jyk}f, hcj mlopp{ jyk}f myob zdf
Bozdfyiohyj#
Km zdkw yfwol}fw {ovy kyyfnvlhy POWZ oy nfcfyhzfw fyyoy bfwwhnfw yf"goccfgz fhgd
jf}kgf vczkl {ov jfzfybkcf ~dhz jf}kgf oy ghilf kw ghvwkcn zdf kwwvf# Kc wobf wkzvhzkocw
kz ghc hlwo if h loowf ghilf goccfgzkoc zdhz ghvwfw zdf kwwvf#
;# Yfbo}f zdf YHBKm {ov goczkcvf zo yfgfk}f zdf whbf pyoilfb ~kzd hll zdf hio}f dhyj~hyf
yfbo}fj, jkwgoccfgz zdf YHB myob zdf Bozdfyiohyj hcj zvyc oc zdf gobpvzfy# Km zdf
gobpvzfy dhw h jkmmfyfcz iffp gojf oy km {ovy gobpvzfy ~hw coz iffpkcn hcj kw co~
iffpkcn zvyc omm {ovy gobpvzfy hcj zy{ zdf wvnnfwzkocw kcjkghzfj iflo~1
h# Yf"kcwfyz zdf bfboy{ kczo zdf whbf wloz#
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i# Km {ov dh}f boyf zdhc ocf wzkge om bfboy{ yfbo}f hll ivz ocf wzkge om bfboy{,zy{ yozhzkcn zdyovnd fhgd wzkge#
g# Zy{ ocf wzkge om bfboy{ kc fhgd wloz#Ghvzkoc1Bhef wvyf zo zvyc omm zdf gobpvzfy fhgd zkbf {ov.yf hjjkcn hcj yfbo}kcn zdf
bfboy{ hcj zdfc zvyc zdf gobpvzfy ihge oc zo wff km zdf wvnnfwzkoc yfwol}fw zdf
kwwvf#
Km {ov.yf hilf zo nfz zdf gobpvzfy zo iooz ~kzd ocf oy boyf om zdf wzkgew om
bfboy{ kz.w lkefl{ {ov.yf jfhlkcn ~kzd wobf ihj bfboy{# Zy{ zo kjfczkm{ ~dhz wzkge om
bfboy{ kw ihj hcj yfplhgf kz#
Km {ov.yf hilf zo nfz bfboy{ zo ~oye kc ocf wloz ivz coz kc hcozdfy wloz# [ov.yf
bozdfyiohyj kw jfmfgzk}f {ov ghc fkzdfy ~oyehyovcj zdf kwwvf i{ yvcckcn zdf bfboy{
kc h jkmmfyfcz wloz oy yfplhgf zdf bozdfyiohyj#
80#Po~fy g{glf zdf gobpvzfyH gobpvzfy bh{ dh}f po~fy yflhzfj kwwvfw omzfc ghvwfj i{ fkzdfy zdf po~fy
wvppl{ oy zdf bozdfyiohyj# Zo dflp jfzfybkcf km zdkw kw zdf ghvwf om {ovy kwwvf zy{
zvyckcn zdf gobpvzfy oc, omm, hcj ihge oc hw mhwz hw powwkilf, bhekcn wvyf zdf gobpvzfy
po~fy lkndz nofw oc hcj omm fhgd zkbf#
Zdkw wdovlj ocl{ if vwfj hw h zfbpoyhy{ ~oyehyovcj km {ov.yf hilf zo nfz zdkw zo
~oye# Omzfc zdkw kw nooj moy vwfyw ~do bh{ dh}f coz jocf h ihgevp hcj cffj zo nfz zdf
gobpvzfy vp ocf boyf zkbf zo gop{ mklfw ifmoyf wzhyzkcn zo yfplhgf dhyj~hyf#
88#Jkwgoccfgz hcj yfgoccfgz zdf GPVMoy vwfyw ~do hyf boyf gobmoyzhilf ~oyekcn ~kzd zdf kcwkjf om zdfky gobpvzfy
oy ~do dh}f ivklz zdfky gobpvzfy ocf lhwz yfgobbfcjhzkoc ifmoyf hwwvbkcn dhyj~hyf
kw ihj kw zo yfwfz zdf GPV i{ yfbo}kcn kz hcj pvzzkcn kz ihge kczo zdf gobpvzfy#
89#Ihj bozdfyiohyj, GPV, YHB, oy po~fy wvppl{Km hmzfy jokcn hll om zdf hio}f yfgobbfcjhzkocw {ov goczkcvf zo dh}f zdf whbf
kwwvf vcmoyzvchzfl{ kz kw lkefl{ zdhz {ov dh}f ihj Bozdfyiohyj, PWV, GPV, oy YHB# Zdf
cftz wzfp ~ovlj if fkzdfy zo yfplhgf zdfwf gobpocfczw oy dh}f zdf gobpvzfy wfy}kgfj#
Km {ov plhc oc jokcn zdf yfphkyw {ovywflm oy {ov dh}f h yfphky wdop kz kw wvnnfwzfj zdhz{ov yfplhgf zdf Bozdfyiohyj mkywz, YHB, GPV, hcj zdfc po~fy wvppl{ kc zdhz oyjfy oy
zy{ w~hpphilf phyzw myob ozdfy gobpvzfyw#
Wovygf1dzzp1//~~~#pgnvkjf#gob/zw/t/w{w/iffp/h~hyj#dzb
K]# HBK $Hbfykghc Bfnhzyfcjw Kcg#+ IKOW iffp gojfw
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Jfwgykpzkocw
8 wdoyz
Xvfwzkoc1 Gobpvzfy dhw zdyff wdoyz iffpw hw kz wzhyzw#
Ghvwf1 Gobpvzfy YHB $bfboy{+ yflhzfj kwwvf#
Hcw~fy1
Wobf om zdf iflo~ wzfpw yfgobbfcj yfbo}kcn pd{wkghl phyzw ~kzdkc zdf gobpvzfy#^dklf kc zdf gobpvzfy kz kw dkndl{ yfgobbfcj zdhz {ov if h~hyf om FWJ hcj kzw pozfczkhl
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http://www.computerhope.com/jargon/r/ram.htmhttp://www.computerhope.com/jargon/m/mothboar.htmhttp://www.computerhope.com/issues/ch000996.htmhttp://www.pcguide.com/ref/ram/err_Checking.htmhttp://www.pcguide.com/ts/x/comp/ram/fail.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000996.htmhttp://www.computerhope.com/issues/ch000996.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/ram/fail.htmhttp://www.pcguide.com/ref/ram/err_Checking.htmhttp://www.computerhope.com/issues/ch000996.htmhttp://www.computerhope.com/jargon/m/mothboar.htmhttp://www.computerhope.com/jargon/r/ram.htm -
8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
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88
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http://www.pcguide.com/ts/x/comp/ram/fail.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ts/x/comp/cpu_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000383.htmhttp://www.pcguide.com/ref/mbsys/chip/kbctrl.htmhttp://www.pcguide.com/ref/ram/logic_HMA.htmhttp://www.pcguide.com/ref/ram/logic_HMA.htmhttp://www.pcguide.com/ts/x/comp/kb_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Keyboard.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ref/cpu/arch/int/modes.htmhttp://www.pcguide.com/ts/x/comp/cpu_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ref/video/mem.htmhttp://www.pcguide.com/ref/video/mem.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/cpu_Failure.htmhttp://www.pcguide.com/ref/cpu/arch/int/modes.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Keyboard.htmhttp://www.pcguide.com/ts/x/comp/kb_Failure.htmhttp://www.pcguide.com/ref/ram/logic_HMA.htmhttp://www.pcguide.com/ref/ram/logic_HMA.htmhttp://www.pcguide.com/ref/mbsys/chip/kbctrl.htmhttp://www.computerhope.com/issues/ch000383.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/cpu_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/ram/fail.htm -
8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
12/19
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http://www.pcguide.com/ts/x/comp/video/fail_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ref/mbsys/bios/comp_ROM.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000239.htmhttp://www.pcguide.com/ref/mbsys/bios/comp_CMOS.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ts/x/comp/mbsys/cache_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ref/video/over_Memory.htmhttp://www.pcguide.com/ts/x/comp/video/fail_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ref/mbsys/bios/comp_ROM.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.computerhope.com/issues/ch000239.htmhttp://www.pcguide.com/ref/mbsys/bios/comp_CMOS.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/cache_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://en.wikipedia.org/wiki/Cachehttp://en.wikipedia.org/wiki/Central_processing_unithttp://en.wikipedia.org/wiki/Computer_storagehttp://en.wikipedia.org/wiki/Main_memoryhttp://en.wikipedia.org/wiki/Computerhttp://en.wikipedia.org/wiki/Main_memoryhttp://en.wikipedia.org/wiki/Computer_storagehttp://en.wikipedia.org/wiki/Computerhttp://en.wikipedia.org/wiki/Central_processing_unithttp://en.wikipedia.org/wiki/Cachehttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/cache_Failure.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ref/mbsys/bios/comp_CMOS.htmhttp://www.computerhope.com/issues/ch000239.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ref/mbsys/bios/comp_ROM.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/video/fail_Failure.htmhttp://www.pcguide.com/ref/video/over_Memory.htm -
8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
13/19
87
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http://en.wikipedia.org/wiki/RAM_latencyhttp://www.pcguide.com/ts/x/comp/ram/fail.htmhttp://www.pcguide.com/ts/x/comp/video/fail_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/mbsys/gen_Failure.htmhttp://www.pcguide.com/ts/x/comp/video/fail_Failure.htmhttp://www.pcguide.com/ts/x/comp/ram/fail.htmhttp://en.wikipedia.org/wiki/RAM_latency -
8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
14/19
8:
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Co IffpwKwwvf1 Co po~fy oy gobpvzfy jofw coz zvyc oc#Ghvwf1 Co po~fy myob zdf gobpvzfy ghc if ghvwfj i{ hc{ om zdf iflo~ powwkiklkzkfw#
8# Goccfgzkocw coz goccfgzfj pyopfyl{#9# Zdkyj"phyz{ dhyj~hyf#7# Ihj po~fy ghilf#:# Kcgoyyfgz po~fy wvppl{#6# Ihj ihzzfy{#=# Ihj po~fy wvppl{, po~fy ivzzoc, oy po~fy iohyj oy kc}fyzfy#
Wolvzkoc1
Cozf1 Km zdf gobpvzfy kw zvyckcn oc ivz kw coz powzkcn $iffpkcn+ oy nk}kcn hc{ pkgzvyf oc
zdf jkwplh{, yfmfy zo zdf POWZ zyovilfwdoozkcn# Zdkw wolvzkoc jofw coz go}fy h lhpzopgobpvzfy zdhz kw coz zvyckcn oc#
Km {ov hyf vcgfyzhkc km zdf gobpvzfy kw zvyckcn oc oy coz, zdkw ghc if fhwkl{ gdfgefj i{
loghzkcn hc{ mhcw kc zdf gobpvzfy oy }kwkilf myob zdf ovzwkjf om zdf gobpvzfy# Km zdfwf
mhcw hyf wpkcckcn, zdf gobpvzfy kw yfgfk}kcn po~fy hcj zdkw jogvbfcz bh{ coz hppl{ zo
{ovy kwwvf#
Goccfgzkocw coz goccfgzfj pyopfyl{
]fykm{ zdhz zdf po~fy goccfgzkoc kw goccfgzfj pyopfyl{
zo zdf ~hll hcj zdf ihge om zdf gobpvzfy# Km zdf
goccfgzkocw hppfhy zo if goccfgzfj pyopfyl{,
jkwgoccfgz hcj yfgoccfgzkoc iozd fcjw om zdf po~fy
goyj zo bhef wvyf zdf ghilf kw coz loowf#Km {ov dh}f h po~fy wzykp $wvynf pyozfgzoy+ oy w~kzgd
vwfj zo zvyc f}fy{zdkcn oc hz ocgf, zfbpoyhykl{
jkwgoccfgz zdf gobpvzfy myob zdhz w~kzgd hcj goccfgz
zdhz ghilf jkyfgzl{ zo zdf ~hll# Zdkw ~kll dflp }fykm{ zdhz zdf wzykp oy w~kzgd kw coz ihj#
]fykm{ zdhz zdf ovzlfz ~oyew i{ goccfgzkcn h jkmmfyfcz gobpocfcz zo zdhz w~kzgd#
Zdkyj"phyz{ dhyj~hyf
Km hjjkzkochl dhyj~hyf dhw iffc yfgfczl{ hjjfj zo zdf gobpvzfy kz kw yfgobbfcj
http://www.computerhope.com/jargon/p/post.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch001127.htmhttp://www.computerhope.com/issues/ch001127.htmhttp://www.computerhope.com/jargon/p/powecord.htmhttp://www.computerhope.com/jargon/p/powecord.htmhttp://www.computerhope.com/jargon/p/powestri.htmhttp://www.computerhope.com/jargon/p/powestri.htmhttp://www.computerhope.com/jargon/p/powecord.htmhttp://www.computerhope.com/jargon/p/powecord.htmhttp://www.computerhope.com/issues/ch001127.htmhttp://www.computerhope.com/issues/ch001127.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/jargon/p/post.htm -
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zdhz {ov zfbpoyhykl{ jkwgoccfgz zdhz jf}kgf oy jf}kgfw myob zdf gobpvzfy zo }fykm{ zdf{
hyf coz pyf}fczkcn {ovy gobpvzfy myob zvyckcn oc#
Cozf1 Km zdf gobpvzfy ~hw ~oyekcn mkcf ifmoyf {ov hjjfj zdf cf~ dhyj~hyf, yfbo}kcn
zdf zdkyj"phyz{ dhyj~hyf jkj coz yfwol}f zdf kwwvf, hcj zdf gobpvzfy kw coz iffpkcn ivz
kwzvyckcn oc, yfmfy zo zdf POWZ zyovilfwdoozkcn wzfpw#
Ihj Po~fy ghilf]fykm{ zdhz zdf ghilf wvppl{kcn {ovy gobpvzfy kw coz ihj oy jhbhnfj i{ vwkcn
hcozdfy po~fy ghilf# Km {ov dh}f h wzhcjhyj GYZ bockzoy, zdkw ghilf ghc if vwfj kc
plhgf om zdf gobpvzfy po~fy ghilf#
Km {ov dh}f h poyzhilf gobpvzfy oy lhpzop, ~dfc zdf ghilfw hyf plvnnfj kczo zdf
lhpzop {ov wdovlj wff h po~fy lkndz oy ihzzfy{ gdhynf lkndz# Km zdkw lkndz kw wffc, zdkw kw h
nooj kcjkghzkoc zdhz zdf po~fy ghilf kw nooj#
Kcgoyyfgz po~fy wvppl{
Km {ov hyf ivkljkcn {ovy o~c gobpvzfy oy km zdf gobpvzfy dhw cf}fy zvycfj oc
wkcgf {ov pvygdhwfj kz, kz kw powwkilf {ov hyf vwkcn h po~fy wvppl{ zdhz jofw coz wvppl{
fcovnd po~fy oy zdf kcgoyyfgz po~fy wvppl{# ]fykm{ {ovy po~fy wvppl{ bffzw zdf
yfxvkyfbfczw om {ovy bozdfyiohyj hcj pyogfwwoy#
Ihj ihzzfy{
Km {ovy gobpvzfy kw h lhpzop oy poyzhilf gobpvzfy zdhz vzklkqfw h ihzzfy{ moy boiklkz{ kz kw
powwkilf zdhz zdf ihzzfy{ bh{ if ghvwkcn {ovy kwwvf#
Km {ovy gobpvzfy po~fyw oc ~dfc zdf ghilf kw goccfgzfj zo zdf poyzhilfgobpvzfy ivz coz ~dfc kz kw jkwgoccfgzfj, ~f yfgobbfcj {ov pvygdhwf h cf~
ihzzfy{#
Km {ovy gobpvzfy jofw coz po~fy oc ~dfc zdf ihzzfy{ kw goccfgzfj hcj ~dfczdf po~fy ghilf / gdhynfy ghilf kw goccfgzfj, zy{ yfbo}kcn zdf ihzzfy{ hcj
wffkcn km zdf gobpvzfy ghc po~fy oc ~kzd ocl{ zdf po~fy ghilf goccfgzfj# Km
co po~fy kw wzkll yfgfk}fj, wekp zo zdf mkchl wfgzkoc#
Ihj Po~fy Wvppl{, po~fy ivzzoc, oy po~fy iohyj oy kc}fyzfy
Km, hmzfy mollo~kcn zdf hio}f wfgzkocw, {ovy gobpvzfy wzkll yfgfk}fw co po~fy, kz kw lkefl{zdhz h dhyj~hyf gobpocfcz kc zdf gobpvzfy dhw mhklfj# Kz kw bowz lkefl{ zdhz zdf po~fy
wvppl{ dhw mhklfj# Km {ov jo coz plhc oc yfplhgkcn zdf po~fy wvppl{ {ovywflm oy km {ov
dh}f h poyzhilf gobpvzfy, ~f yfgobbfcj dh}kcn zdf gobpvzfy wfy}kgfj i{ {ovy
gobpvzfy bhcvmhgzvyfy oy h loghl gobpvzfy yfphky wdop#
Km {ov dh}f h jfwezop gobpvzfy hcj plhc oc zy{kcn zo yfphky zdf gobpvzfy {ovywflm, ~f
yfgobbfcj {ov yfplhgf zdf gobpocfczw kc {ovy gobpvzfy kc zdf iflo~ oyjfy#
8# Mkywz opfc zdf gobpvzfy hcj }fykm{ zdf po~fy goccfgzkocw# [ov bh{ hlwo ~kwdzo gocwkjfy jkwgoccfgzkcn zdf bhkc po~fy ghilf hcj yfgoccfgzkcn zdf po~fy
ghilf zo bhef wvyf kz dhw coz ifgobf loowf# Hlwo }fykm{ zdf po~fy ivzzoc ghilf
kw goyyfgzl{ goccfgzfj zo zdf Bozdfyiohyj#
9# Yfplhgf zdf po~fy wvppl{ ~kzd h cf~ po~fy wvppl{#7# Yfplhgf zdf bozdfyiohyj#8 Wdoyz Iffp Coybhl POWZ, gobpvzfy kw oe#
9 Wdoyz Iffp POWZ fyyoy, yf}kf~ wgyffc moy fyyoy gojf#
Goczkcvovw
IffpCo Po~fy, Loowf Ghyj, oy Wdoyz#
http://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/help/monitor.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/help/monitor.htmhttp://www.computerhope.com/issues/ch000607.htm -
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8=
Yfpfhzkcn
Wdoyz IffpCo Po~fy, Loowf Ghyj, oy Wdoyz#
Ocf Locn hcj
ocf Wdoyz
Iffp
Bozdfyiohyj kwwvf#
Ocf Locn hcj
Z~o Wdoyz
Iffpw
]kjfo $Boco/GNH Jkwplh{ Gkygvkzy{+ kwwvf#
Ocf Locn hcj
Zdyff Wdoyz
Iffpw#
]kjfo $FNH+ Jkwplh{ Gkygvkzy{#
Zdyff Locn
IffpwEf{iohyj / Ef{iohyj ghyj fyyoy#
Ocf Iffp,
Ilhce oyKcgoyyfgz
Jkwplh{
]kjfo Jkwplh{ Gkygvkzy{#
POWZ Zyovilfwdoozkcn Wzfpw
Fhgd zkbf zdf gobpvzfy ioozw vp zdf gobpvzfy bvwz phwz zdf POWZ# Iflo~ kw zdf gobboc pyogfjvyf om
zdf POWZ1
8# Zdf mkywz wzfp om POWZ kw zdf zfwzkcn om zdf Po~fy Wvppl{ zo fcwvyf zdhz kz kw zvycfj oc hcj zdhz kzyflfhwfw kzw yfwfz wknchl#
9# GPV bvwz ftkz zdf yfwfz wzhzvw bojf hcj zdfyfhmzfy if hilf zo ftfgvzf kcwzyvgzkocw#7# IKOW bvwz if yfhjhilf#:# IKOW gdfgewvb bvwz if }hlkj, bfhckcn zdhz kz bvwz if yfhjhilf#6# GBOW if hggfwwkilf moy yfhjkcn#=# GBOW gdfgewvb bvwz if }hlkj, bfhckcn zdhz kz bvwz if yfhjhilf#># GPV bvwz if hilf zo yfhj hll moybw om bfboy{ wvgd hw zdf bfboy{ goczyollfy, bfboy{ ivw, hcj
bfboy{ bojvlf#
4# Zdf mkywz =:EI om bfboy{ bvwz if opfyhzkochl hcj dh}f zdf ghphiklkz{ zo if yfhj hcj ~ykzzfc zohcj myob, hcj ghphilf om goczhkckcn zdf POWZ gojf#
;# K/O ivw / goczyollfy bvwz if hggfwwkilf#80# K/O ivw bvwz if hilf zo ~ykzf / yfhj myob zdf }kjfo wviw{wzfb hcj if hilf zo yfhj hll }kjfo YHB#
Wfgzkoc 8
" Ghvwf1 hc kwwvf ghc if ghvwfj i{ hc{ om zdf iflo~ wkzvhzkocw1o Cf~ dhyj~hyf gocmlkgzkcn ~kzd olj dhyj~hyfo Ihj oy mhklkcn dhyj~hyf jf}kgf#o Ozdfy dhyj~hyf kwwvf#
http://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000304.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000304.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000607.htmhttp://www.computerhope.com/issues/ch000607.htm -
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8>
" Hcw~fy1o Km hc{ cf~ dhyj~hyf dhw iffc yfgfczl{ hjjfj zo zdf gobpvzfy, yfbo}f zdhz
dhyj~hyf zo bhef wvyf kz kw coz zdf ghvwf om {ovy kwwvf# Km hmzfy yfbo}kcn zdf cf~
dhyj~hyf {ovy gobpvzfy ~oyew kz.w lkefl{ zdf gobpvzfy kw fkzdfy coz gobphzkilf ~kzd
zdf cf~ dhyj~hyf oy h w{wzfb wfzzkcn cffjw zo if gdhcnfj zo ~oye ~kzd zdf cf~
dhyj~hyf jf}kgf#
o Yfbo}f f}fy{zdkcn myob zdf ihge om zdf gobpvzfy ftgfpz zdf po~fy ghilf# Zvyc oczdf gobpvzfy hcj wff km kz iffpw coybhll{# Km zdf gobpvzfy dhw cf}fy iffpfj hlwo
goccfgz h bockzoy zo zdf gobpvzfy zo wff km hc{ gdhcnf oggvyw#
o Km {ov hyf yfgfk}kcn h wfxvfcgf om iffpw, yfmfy zo zdf yfmfyfcgf om jkmmfyfcz iffpgojfw hcj zdfky ftplhchzkoc hcj/oy {ovy bozdfyiohyj oy gobpvzfy jogvbfczhzkoc#
Zdfwf iffp gojfw hyf bfhcz hw h bfzdoj om xvkgel{ kjfczkm{kcn ~dhz gobpvzfy
gobpocfcz kw mhklkcn oy ihj#
o Bhef wvyf hll mhcw hyf yvcckcn kc zdf gobpvzfy# Km h mhc dhw mhklfj $fwpfgkhll{ zdfdfhz wkce mhc moy zdf GPV+ {ovy gobpvzfy govlj if o}fydfhzkcn hcj/oy jfzfgzkcn zdf
mhc mhklvyf ghvwkcn zdf gobpvzfy coz zo iooz#
o Km {ov ~fyf vchilf zo jfzfybkcf i{ zdf iffp gojf ~dhz kw mhklkcn oy jo coz dh}f hiffp gojf jkwgoccfgz zdf KJF ghilfw myob zdf GJ"YOB, Dhyj Jyk}f, hcj Mlopp{
jyk}f myob zdf Bozdfyiohyj# Km zdkw yfwol}fw {ovy kyyfnvlhy powz hzzfbpz zo goccfgz
fhgd jf}kgf ocf hz h zkbf zo jfzfybkcf ~dkgd jf}kgf hcj oy ghilf kw ghvwkcn zdf
kwwvf#
o Km zdf hio}f yfgobbfcjhzkocw wzkll dh}f coz yfwol}fj zdf kyyfnvlhy POWZ hzzfbpz zojkwgoccfgz zdf Ykwfy iohyj $km hpplkghilf+ hcj/oy fhgd om zdf ftphcwkoc ghyjw# Km zdkw
yfwol}fw zdf kwwvf oy hllo~w zdf gobpvzfy zo powz goccfgz ocf ghyj hz h zkbf vczkl
{ov jfzfybkcf ~dkgd ghyj kw ghvwkcn zdf kwwvf#
o Km {ov goczkcvf zo yfgfk}f zdf whbf pyoilfb ~kzd hll zdf hio}f dhyj~hyf yfbo}fj,hzzfbpz zo jkwgoccfgz zdf GPV hcj YHB myob zdf Bozdfyiohyj# Ocgf jocf kcwfyz
zdf GPV hcj YHB ihge kczo zdf gobpvzfy zo wff jokcn zdkw yfwol}fw {ovy kwwvf#
o Km hmzfy jokcn hll om zdf hio}f yfgobbfcjhzkocw {ov goczkcvf zo dh}f zdf whbfkwwvfw vcmoyzvchzfl{ kz kw lkefl{ zdhz {ov dh}f ihj Bozdfyiohyj, GPV, hcj oy YHB#
Zdf cftz wzfp ~ovlj if fkzdfy zo yfplhgf zdfwf gobpocfczw hcj kz kw wvnnfwzfj zdhz
{ov yfplhgf zdf Bozdfyiohyj mkywz, YHB, hcj zdfc zdf GPV kc zdhz oyjfy hcj/oy zy{
w~hpphilf phyzw#
Wfgzkoc 9#
" Kwwvf1 B{ gobpvzfy jofw coz wzhyz vclfww K yfwzhyz kz bvlzkplf zkbfw#" Ghvwf1 km h gobpvzfy kw hilf zo wvggfwwmvll{ wzhyzvp km kz kw yfwzhyzfj wf}fyhl zkbfw, kz kw lkefl{
zdhz zdf gobpvzfy kw fcgovczfykcn ocf om zdf iflo~ kwwvfw1
o Ihj po~fy wvppl{ oy kchjfxvhzf po~fy wvppl{o Ihj dhyj jkwe jyk}f
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o Ozdfy dhyj~hyf kwwvf" Hcw~fy1
o Ihj po~fy wvppl{ oy kchjfxvhzf po~fy wvppl{ H ihj, mhklkcn, oy kchjfxvhzf po~fy wvppl{ kw omzfc zdf ghvwf om zdkw kwwvf# Km
zdf dhyj jkwe jyk}f kw coz nfzzkcn fcovnd po~fy jvykcn zdf mkywz zkbf zdf
gobpvzfy wzhyzw, kz ~kll if vchilf zo wpkc zdf dhyj jkwe plhzzfyw mhwz fcovnd
zo wzhyz zdf gobpvzfy#
Do~f}fy, km {ov yfwzhyz zdf gobpvzfy z~o, zdyff, oy boyf zkbfw, ifghvwf
zdf plhzzfyw hyf hlyfhj{ wpkcckcn, kz kw hilf zo nfz zdf jyk}f vp zo wpffj hcj
hilf zo iooz omm zdf jyk}f#
Km {ov.yf fcgovczfykcn zdkw kwwvf hmzfy kcwzhllkcn cf~ dhyj~hyf kc zdfgobpvzfy, kz.w hlwo powwkilf zdf po~fy wvppl{ kc zdf gobpvzfy kw coz
wvppl{kcn hjfxvhzf po~fy zo zdf gobpvzfy# Moy bowz gobpvzfyw kz kw
yfgobbfcjfj zdhz {ov dh}f hz zdf lfhwz h 700"~hzz po~fy wvppl{#
Zdf mkywz yfgobbfcjhzkoc kw zo yfplhgf oy vpnyhjf zdf po~fy wvppl{ kc zdfgobpvzfy#
o Ihj dhyj jkwe jyk}f Zdkw kwwvf ghc hlwo if ghvwfj i{ h mhklkcn oy ihj dhyj jkwe jyk}f# Wkbklhy zo
zdf hio}f kwwvf, km zdfyf kw h mhklvyf ~kzdkc zdf dhyj jkwe jyk}f zdhz kw ghvwkcn
zdf jkwe plhzzfyw zo coz wpkc vp mhwz fcovnd jvykcn zdf kckzkhl po~fy vp, {ov
bh{ hlwo fcgovczfy zdkw kwwvf#
Km hmzfy yfplhgkcn zdf po~fy wvppl{ {ov goczkcvf zo ftpfykfcgf zdf whbfkwwvf, kz.w lkefl{ zdhz zdf dhyj jkwe jyk}f kw hz mhvlz hcj ~f wvnnfwz zdf dhyj
jkwe jyk}f if yfplhgfj#
o Ozdfy dhyj~hyf kwwvf Hlzdovnd coz hw lkefl{ hw zdf hio}f z~o ghvwfw $ihj po~fy wvppl{ oy dhyj
jyk}f+, ozdfy dhyj~hyf ghc pozfczkhll{ ghvwf zdkw kwwvf zo oggvy# Iflo~ hyf
wobf ozdfy powwkiklkzkfw zdhz bh{ ghvwf zdkw kwwvf#
o Ghilf Yfplhgf zdf KJF/FKJF kczfymhgf ghilf goccfgzfj myob zdf bozdfyiohyj zo
zdf dhyj jkwe jyk}f# Km zdf ghilf kw jfmfgzk}f kz govlj ghvwf }hykovw kwwvfw ~kzd
{ovy dhyj jkwe jyk}f#
o Bozdfyiohyj Mkchll{, km zdf gobpvzfy goczkcvfw zo ftdkikz zdf whbf kwwvf hmzfy mollo~kcn
hll om zdf hio}f wzfpw, kz.w lkefl{ zdhz zdf bozdfyiohyj kw jfmfgzk}f hcj zdhz kz
wdovlj if yfplhgfj#
Wfgzkoc 7#
" Kwwvf1 Co po~fy myob zdf gobpvzfy ghc if ghvwfj i{ hc{ om zdf iflo~ powwkiklkzkfw#" Ghvwf1
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8/7/2019 ICT127 Under Mr. Balijon: Troubleshooting
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8;
o Goccfgzkocw coz goccfgzfj pyopfyl{#o Zdkyj"phyz{ dhyj~hyf#o Ihj po~fy ghilf#o Kcgoyyfgz po~fy wvppl{#o Ihj ihzzfy{#o Ihj po~fy wvppl{, po~fy ivzzoc, hcj/oy po~fy iohyj oy kc}fyzfy#
" Wolvzkoc1 Km {ov hyf vcgfyzhkc km zdf gobpvzfy kw zvyckcn oc oy coz, zdkw ghc if fhwkl{ gdfgefji{ loghzkcn hc{ mhcw kc zdf gobpvzfy oy }kwkilf myob zdf ovzwkjf om zdf gobpvzfy# Km zdfwf
mhcw hyf wpkcckcn, zdf gobpvzfy kw yfgfk}kcn po~fy#
o Goccfgzkocw coz goccfgzfj pyopfyl{ ]fykm{ zdhz zdf po~fy goccfgzkoc kw goccfgzfj pyopfyl{ zo zdf ~hll hcj zdf
ihge om zdf gobpvzfy# Km zdf goccfgzkocw hppfhy zo if goccfgzfj pyopfyl{,
hzzfbpz zo jkwgoccfgz hcj yfgoccfgzkoc iozd fcjw om zdf ghilf#
Km {ov dh}f h po~fy wzykp $wvynf pyozfgzoy+ oy w~kzgd vwfj zo zvyc f}fy{zdkcnoc hz ocgf, zfbpoyhykl{ jkwgoccfgz zdf gobpvzfy myob zdhz w~kzgd hcj
goccfgz zdhz ghilf jkyfgzl{ zo zdf ~hll# Zdkw ~kll dflp }fykm{ zdhz zdf wzykp oy
w~kzgd kw coz ihj#
]fykm{ zdhz zdf ovzlfz ~oyew i{ goccfgzkcn h jkmmfyfcz gobpocfcz zo zdhzw~kzgd#
o Zdkyj"phyz{ dhyj~hyf Km hjjkzkochl dhyj~hyf dhw iffc yfgfczl{ hjjfj zo zdf gobpvzfy kz kw
yfgobbfcj zdhz {ov zfbpoyhykl{ jkwgoccfgz zdhz jf}kgf oy jf}kgfw myob zdf
gobpvzfy zo }fykm{ zdf{ hyf coz pyf}fczkcn {ovy gobpvzfy myob zvyckcn oc#
o Ihj Po~fy ghilf ]fykm{ zdhz zdf ghilf wvppl{kcn {ovy gobpvzfy kw coz ihj oy jhbhnfj i{vwkcn hcozdfy po~fy ghilf# Km {ov dh}f h wzhcjhyj GYZ bockzoy, zdkw ghilf
ghc if vwfj kc plhgf om zdf gobpvzfy po~fy ghilf#
o Kcgoyyfgz po~fy wvppl{ Km {ov hyf ivkljkcn {ovy o~c gobpvzfy oy km zdf gobpvzfy dhw cf}fy zvycfj
oc wkcgf {ov pvygdhwfj kz, kz kw powwkilf {ov hyf vwkcn h po~fy wvppl{ zdhz
jofw coz wvppl{ fcovnd po~fy hcj/oy zdf kcgoyyfgz z{pf om po~fy wvppl{#
]fykm{ {ovy po~fy wvppl{ bffzw zdf yfxvkyfbfczw om {ovy bozdfyiohyj hcj
pyogfwwoy#
o Ihj Po~fy Wvppl{, po~fy ivzzoc, hcj/oy po~fy iohyj oy kc}fyzfy Km, hmzfy mollo~kcn zdf hio}f wfgzkocw, {ovy gobpvzfy wzkll yfgfk}fw co po~fy,
kz kw lkefl{ zdhz h dhyj~hyf gobpocfcz kc zdf gobpvzfy dhw mhklfj# Kz kw bowz
lkefl{ zdhz zdf po~fy wvppl{ dhw mhklfj# [ov ghc wfcj zdf po~fy wvppl{ moy
wfy}kgf yfphky oy yfplhgf h cf~ ocf#