14
TH-32LRH30U
6 Troubleshooting Guide
Use the self-check function to test the unit.
1. Checking the IIC bus lines
2. Power LED Blinking timing
6.1. Check of the IIC bus lines
6.1.1. Set [Hospital Mode] Off
SELF CHECK can not be entered if Hospital mode is [On] (Activating). Hospital Mode should be set to [Off] by using only Remote
Control as following procedure.
1. Press [MENU], [G], [Y] and [0] buttons on the remote control by turns to display [Hospital Mode setup menu].
2. Select the item [Mode] and set [Off] status.
3. Select the item [Save] and press [OK] button.
4. Disconnect the AC cord from wall outlet, or press and hold the [POWER] button at right side on the main unit for 10 seconds
or more.
6.1.2. Enter into SELF CHECK
Self-check indication only:
Produce TV reception screen, and while pressing [VOLUME ( - )] button on the main unit, press [OK] button on the remote control
for more than 3 seconds.
Self-check indication and forced to factory shipment setting:
Produce TV reception screen, and while pressing [VOLUME ( - )] button on the main unit, press [MENU] button on the remote con-
trol for more than 3 seconds.
6.1.3. Exit
Disconnect the AC cord from wall outlet, or press and hold the TV's [POWER] button for 10 seconds or more.
6.1.4. Screen display
6.1.5. Check Point
Confirm the following parts if NG was displayed.
DISPLAY Ref.No. Description P.C.B.
Peaks IC8001 Peaks sLD A-BOARD
TUN TU8300 TUNER A-BOARD
FE IC8300 DEMO DULATOR A-BOARD
ADAM IC8001 sLD A-BOARD
AVSW IC3000 AUDIO VIDEO SWITCH A-BOARD
STBY IC8001 sLD/STM A-BOARD
MEM1 IC8950 EEPROM (sLD) A-BOARD
MEM2 IC1101 EEPROM (STM) A-BOARD
MEM3 IC in LCD PANEL EEPROM (Panel) LCD PANEL
DCDC IC4800 DC-DC (T-con) A-BOARD
DAC IC4802 DAC (T-con) A-BOARD
FRSC IC9004 MPU (TA) TA-BOARD
PRID IC8305 Pro: Idiom TA-BOARD
FPBD IC9503 MPU (FP) FP-BOARD
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