Panasonic CT30WC14J - 30" COLOR TV, Service Manual

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FLASHES POSSIBLE CIRCUIT SOS
1 POWER+140 140 OCP
2 LOW B+ D.C. SOS 2
3 N/A N/A
4 SUB 9V SUB 9V
5 HI VOLTAGE HHS GC2M
6 IC4001 GC3 FM
7 IC4201 GC3 FS
8 IC4401 GC3 I
9 DIGITAL TO
DIGITAL
INTERFACE LOCK
DDILOCK
AFTER THE COUNT
Proceed to check that area, verify what board is the problem located, this way the area to check
will be reduced until the failure is found.
8. EEPROM copy jig
This CTV has a feature that allows to clone or back-up main EEPROM data adjustments from a
CTV to other by connecting a jig to the CTV set. A jig part number TXFJIG02SER, is available
through Matsushita/Panasonic Services.
Preparation:
To connect this jig, remove the lower back cover as instructed on disassembly for service
section on this service manual and insert the jig into A15 connector located on the A-Board.
Procedure to copy data:
1. Enter to service mode and display service menu.
2. Select “AREA” DAC and then press ACTION button on remote to
enter. Press VOL right/left to select one of the following options
then press ACTION:
- Select ALL to copy all main EEPROM data
- Select ADJ to copy only adjustment data.
- Select FIX to copy only fix data
3. To copy data from main EEPROM to jig, select “IN EX” DAC and
press ACTION button on remote.
4. To copy data from jig to main EEPROM, select “EX IN” DAC and
press ACTION button on remote.
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