No Video/Audio LCD/PDP Firmware

Update

Models:

32LC2D37LC2D 42LC2D 42PC3DV 42PC3DVA

42PC3D 50PC3D 50PX2D 50PX2DC

2LCD/PDP Firmware Update

Problem TVs:2006 LCD, PDP, & MDPs that use the ARM CPU & Macronix Flash Memory.

Symptom:During a specific date range the customer may turn on the TV and there will be no video or audio.

The problem will first occur: Jun 20th, 2006, 14:03 ~ Jun 21st, 08:14Then it repeats every 194 days.

Solution:Temporary fix is a hard reset (unplug for 3 minutes). New firmware is available as a permanent fix. The update needs to be done by a service center or factory service.

Models: 32LC2D, 37LC2D, 42LC2D, 42PC3DV, 42PC3DVA, 42PC3D, 50PC3D, 50PX2D, 50PX2DC made between March 1, 2006 and April 30, 2006.

Tools Required: ComputerNull Modem Serial Cable

Tools Supplied: Firmware FilesDTVLab Update SoftwareInstructions

OverviewOverview

Serial Numbers603XXXXXXXXX ~ 604XXXXXXXXX

603 = March, 2006604 = April, 2006

3LCD/PDP Firmware Update

Check Current FirmwareCheck Current Firmware

This update is for the following firmware: 32LC2D-UD: V3.00.1 V3.01.1 V3.02.1 V3.03.1 V3.04.1 V3.05.1 -> Upgrade : V3.06.137LC2D-UD: V3.00.1 V3.01.1 V3.02.1 V3.03.1 V3.04.1 V3.05.1 -> Upgrade : V3.06.142LC2D-UD: V3.00.1 V3.01.1 V3.02.1 V3.03.1 V3.04.1 -> Upgrade : V3.05.142PC3DV-UD(42PC3DVA-UD): V3.00.1 V3.01.1 V3.02.1 V3.03.1 V3.04.1 V3.05.1 -> Upgrade : V3.06.142PC3D-UD: V3.00.1 V3.01.1 V3.02.1 V3.03.1 V3.04.1 V3.05.1 V3.06.1 -> Upgrade : V3.07.150PC3D-UD: V3.00.1 V3.01.1 V3.02.1 V3.03.1 V3.04.1 V3.05.1 V3.06.1 -> Upgrade : V3.07.150PX2D-UD(50PX2DC-UD): V3.00.1 V3.01.1 V3.02.1 V3.03.1 V3.04.1 V3.05.1 V3.06.1 V3.07.1 V3.08.1 V3.09.1 -> Upgrade: V3.10

With Service Remote

Press the IN-START button. The current firmware will be listed on the service menu

With User Remote

Press Menu and highlight the Cable option in the menu. Now press the 0 (zero) button three times. Scroll through the Diagnostics Menu and find the software version.

4LCD/PDP Firmware Update

Check Baud Rate of TVCheck Baud Rate of TV

With the Service Remote

Press the IN-START button. Scroll down to Baud Rate. Make sure it is set to 115200.

With the User Remote

Turn the TV. Then press Menu on the remote and the TV the same time. If a screen different than the one to the right is shown, try again. Scroll down to Baud Rate and make sure it is set to 115200.

5LCD/PDP Firmware Update

1) Connect the computer to the TV’s RS-232C port using a female-to-female Serial Null Modem Cable.

Firmware UpdateFirmware Update

Note: Not all female-to-female serial if it's null modem. It should have "Null" or "NM" stamped on the connectors if it's null modem. A normal male-to-female Serial cable also works when used with a Null Modem adapter.

2) Start DTVLab by double-clicking “DTVLab.exe”.

6LCD/PDP Firmware Update

3)Click Set Property and small dialog box will open. This allows you to change the port and Baud Rate.

Set the Baud Rate to 115200 and change the Com Port to COM1. Now click Ok and then Connect.

42PC3D-UD_ROM_V3_0

42PC3D-UD_ROM_V3_0

Firmware UpdateFirmware Update

7LCD/PDP Firmware Update

4) If the software was able to connect to the TV, the model and current firmware revision will be shown.

Firmware UpdateFirmware Update

To open the TV’s debug mode, a password is needed. The password is the TV’s fullmodel number. Type it and press enter.

Example: If model is 42PC3D, you would type in 42PC3D-UD.

See the next page for a list of passwords and download files that are needed.

8LCD/PDP Firmware Update

50PX2D-UD

50PC3D-UD

42PC3D-UD

42PC3DV-UD

42LC2D-UD

37LC2D-UD

32LC2D-UD

Password

3.10.1

3.07.1

3.07.1

3.06.1

3.05.1

3.06.1

3.06.1

Last Version

50PX2D-UD_ROM_V3_10_1_060505_Download.dnf

50PX2D-UD

/50PX2DC-UD

50PC3D-UD_ROM_V3_07_1_060505_Download.dnf

50PC3D-UD

42PC3D-UD_ROM_V3_07_1_060504_Download.dnf

42PC3D-UD

42PC3DV-UD_ROM_V3_06_1_060505_Download.dnf

42PC3DV-UD

/42PC3DVA-UD

42LC2D-UD_ROM_V3_05_1_060505_Download.dnf

42LC2D-UD

37LC2D-UD_ROM_V3_06_1_060504_Download.dnf

37LC2D-UD

32LC2D-UD_ROM_V3_06_1_060505_Download.dnf

32LC2D-UD

Download fileModel

Firmware UpdateFirmware Update

9LCD/PDP Firmware Update

5) Type in the capital letter D to show the debug menu.

Then type F0 to enter download mode, then choose 1

Firmware UpdateFirmware Update

6) Now the TV is ready to accept the firmware. Click the program button.

Then choose the correct update file.

10LCD/PDP Firmware Update

7) The file will be copied to the TV.

Once downloaded to the TV, the file will be expanded and then flashed into memory. This will take several minutes to complete.

Firmware UpdateFirmware Update

11LCD/PDP Firmware Update

Firmware UpdateFirmware Update

8) Once complete, click disconnect. Manually reboot the tv.

12LCD/PDP Firmware Update

9) Verify the TV was updated with the correct firmware by opening the service menu (Refer to page 2).

Firmware UpdateFirmware Update