This set has an On-screen Service Menu system included in the CPU that allows remote operation for most of the service adjustments.
IC802 [EEPROM] REPLACEMENT
When IC802 (EEPROM) is replaced, IC801 (CPU) will automatically write the initial reference data into IC802 for basic TV operation. However, the bus data should be checked and some bus data should be set up before attempting the service adjustments.
Initial Bus Data Setup
Note: When IC802 (EEPROM) is replaced, following Service Menu should be set up for proper TV operation before attempting the service adjustments.
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TO ENTER SERVICE MENU
While pressing the MENU button on the television, press the Number Key2 on the remote control unit.
The Service Menu now appears.
Service Adjustments:
- Press the CHANNEL UP or CHANNEL DOWN button on the remote control handset to select the desired service menu item you want to adjust.
- Use the VOLUME + or-to adjust the data. The + or -button will increase or decrease the data sequentially.
- To Exit from the Service Menu; Press the MENU button.
The table shows the initial values, which have been stored in the CPU ROM, and items for the service adjustments.
When IC802 (EEPROM) is replaced, check the bus data to confirm they are the same as below. The shaded menu should be checked and be set up or readjusted according to the procedures described.
Initial Setup Data marked with an * should be changed from Initial Value Data.
UNIVERSAL REMOTE CONTROL SET-UP CODES
1160 1157 1075 1046 1047