I

SCHEMATIC DIAGRAM i 1

BLOCK DIAGRAM P. CIRCUIT BOARD

BLOCK DIAGRAM

FROM PHANTOM POWER

INPUT MODULE NUMBER1 (TYPICAL 24or 32)

INPUT MODULE NUMBER 24

P. CIRCUIT BOARD

IN

ZDB&lBl&, DBlB, ~ O \ Y ~ ~ B D E ~ D Z ~ I : ~ ~ T & O ~ ~ ~ P. CIRCUIT BOARD has been prepared t o match the f low o f the signals o f t h e schematic and block diagrams.

WIRING DIAGRAM

C.BOARD d80367 (IN)

ATT

mMASTER MODULE SCHEMATIC DIAGRAM

VAMRHR L!

RESISTOR

SYMBOL I PART NAME

w , v ~ / FUSE RESISTOR

METALIZED OXIDATION RESISTOR

FIRE PROOFED RESISTOR

NO M4RK CARBON RESISTOR

CEMENT MOLDED RESISTOR

A METALIZED FILM RESISTOR

CAPACITOR

0 1 POLYSTYRENE CAPACITOR

LOW LEAKAGE ELECTRO-

A / TANTALUM CAPACITOR

RE 1 RB CAPACITOR - .

BP I B Y POLAR CAPACITOR

MASTER MODULE 18

FROM PGM BUSBA

ICI,Z,3 : b11457 IC4,S : NEB0100

a s wewed from the pai ls side.

FROM FBIECW OUT

O:CONNECTOR PIN No. FOR UPPER SIDE(PANEL SIDE) EDlakE4(/TPl@1)D3P79-Y3/BSEZLZ?o

0:CONNECTOR PIN No. FOR LOWER SIDE 0 EDI~T~9D3?79-Y3/BSE% LZ?,

REMARKS --

+E

-- --

ZDBtkaia, EIBM, 7O1~7BDESDR~lZSTZ~ZBO P. CIRCUIT BOARD has been prepared t o match t h e f low of the signals o f the schematic and block diagrams.

WIRING DIAGRAM

CONNECTOR

( 1 1

a s RE

@ S Y E

@ s GR

@ G G @SWH

@ E L

8°F gS :: 8' :; (3 ,-

I2 VOLUME 10KA x 14 MATRIX MASTER AUX IN

BLOCK DIAGRAM

H FOLDBACK PHONE MODULE SCHEMATIC DIAGRAM

VAMAHA

F.B PHONE MODULE PHONE AMP.

EOl~~Efl(/T7J~fl)D3779-~2B%E%L%30 0:CONNECTOR PIN No. FOR LOWER SIDE 0 EDI~T~flD7779-~3/~ShZL%3.

BLOCK DIAGRAM - N m * I I I r - N

u m m o o u o o m m B 5 Y u Y U W W

WIRING DIAGRAM

ECHO SEND FB. PHONES I 2 I 2 3 4 LEVEL CUE

C.BOARD A 8 0 3 7 0 ( F B 2 )

N

P. CIRCUIT BOARD I I

i

FBI FB2

aEFFECTS MODULE SCHEMATIC DIAGRAM

III:CONNECTOR PIN No. FOR UPPER SIDE(PANEL SIDE) 2 EDI.3.kt!K/ T?~N!l)D1799-Y>S%%ZLZ~0 c?:CONNECTOR PIN No. FOR LOWER SIDE

:I ECt1.3.7;t9ID1799-~>~%%% LXb.

P. CIRC:UIT BOARD

RESISTOR

PART ,XAME

METALIZED OXIDATION RESISTOR

FIRE PROOFED RESISTOR

CAPACITOR

MYLAR CAPACITOR

LOW LEAKAGE1 ELECTRO- @ LYTIC CAPACITOR

WIRING DIAGRAM

S V I R E

S G Y

[S R E

S B R

[::: S Y E

S G R

S B E

CONNECTOR

BLOCK DIAGRAM

PGM 1 -8 ECHO 1 .2 . FBI-4 EFFECTS IN 1 PGM 1-8 E C H 0 1 . 2 . F B I - 4 EFFECTS I N 2 C U E

PROGRAM FOLDBACK I

CH 1 EFFECTS IN CH2 EFFECTS IN

EFFECTS I N I

HTALKBACK MODULE SCHEMATIC DIAGRAM

BLOCK DIAGRAM

u TALKBACK MODULE

D lll

T B O U T

L - - - - - - - A M E T E R F U N C T I O N SWITCH

3:CONNECTOR PIN No. FOR UPPER SIDE(PANEL SIDE)

3 EOI~LHWIl(/ T~lM$)(n7379-Y3/BS%Z L$q. 3:CONNECTOR PIN No. FOR LOWER SIDE 0 H11a-FMl(n7;c79-Y3/f %%%L$q.

RESISTOR

SYMBOL PART N A M E

METALIZED OXIDATION RESiSTOR

/ FIRE PROOFED RESISTOR

NO MARK / CARBON RESISTOR

/ CEMENT MOLDED RESISTOR

A / METALIZED FILM RESISTOR

CAPACITOR

LOW LEAKAGE ELECTRO- LYTIC CAPACITOR

SYMBOL I P A R T N A M E 1 REMARKS @ I MYLAR CAPACITOR

I .The circuit board diagram is the diagram I as viewed from the parts side.

Port. sde

J&

Panern sde board

TBS

WIRING DIAGRAM

P. CIRCUIT BOARD

HMOTHER BOARD

INSERT OUT, IN OUT POWER SOURCE

HPEAK METER

P G M I MATRIX

SCHEMATIC DIAGRAM SMALL

E; -7

P. CIRCUIT BOARD

WIRING DIAGRAM

VU METER LARGE

VU METER SMALL FB3/CUE METER

.x ,

@ @

i

8

SGY

SPK

I

SBR

SGR

6

SEE

SGG

7

SVI

SSB

2

SRE

SEE

3

SOR

SVI

4

SYE

SGY

5

SGR

SWH

H P O W E R SUPPLY (PW -2000) SCHEMATIC DIAGRAM

1 i i I

@ E FOP CIRCUITS

I @ + e v FOR PWNTOU

POWER

I

I

LAMP

BLOCK DIAGRAM

PHANTOM POWER (REGULATED )

CH-24 CH-I PHANTCM 1 1 WSTER .

FOR AMP CIRCUIT

FOR HEAD PtkJ RELAY 8 PEPX IN

AC LINE

P. CIRCUIT BOARD

WIRING DIAGRAM

n POWER TRANS FORMER / NEON

RESISTOR

SYMBOL I PART NAME w . v ~ I FUSE RESISTOR

METALIZED OXIDATION RESISTOR

FIRE PROOFED RESISTOR

CEMENT MOLDED RESISTOR

CAPACITOR

SYMBOL P A R T N A M E REMARKS

MYLAR CAPACITOR

NO MARK CERAMIC CAPACITOR

POLYSTYRENE CAPACITOR qF

NO MARK ELECTROLYTIC CAPACITOR

LYTIC CAPACITOR

U L , C S A M O D E L GENERAL M O D E L

NEON L A M P

F U S E AC HOLDER COARD

VOLTAGE SELECTOR FUSE AC HOLDER COARD

HFRONT Ei REAR PANEL WIRING

To BACK PANEL

!

--

I TO Y C I

P. CIRCUIT BOARD

SUB IN PGM EFFECTS IN

To CONNECTOR CHASSIS

I

To METER PPiNEL

t

TO CONNECTOR CHASS15 {TO OUTPUT TRANS

YC6

To METER SW

LINE OUT

To METER

t mNEL

1 To CONNECTOR CHASSIS

HINSIDE CASE WIRING

CONNECTOR CHASSIS (YC6l 8 HA C.BOARD ------ GR -4% copper buss bar

To CONNEiTOR SHASSlS

i

(BACK/ PANEL1

CONNECTOR ID3Ml

+ To OUTPUT To VU METER i

0 TB.

0 EF

0 FB &

PHONE

P. CIRCUIT BOARD