Exit From Service Mode; Test Signal Selection - Toshiba 42WLT66 Service Manual

Adjusting the Data
Pressing of VOLUME
FFH. The variable range depends on the adjusting item.

Exit from Service Mode

Pressing POWER button to turn off the TV once.
Initialization of Memory Data of QA02
After replacing QA02, the following initialization is required.
CAUTION: Never attempt to initialize the data unless QA02 has been
replaced.
1. Enter the service mode, then select any register item.
2. Press and hold the CALL button on the remote control, then press the CH
the TV.
The initialization of QA02 has been completed.
3. Check the picture carefully. If necessary, adjust any adjustment item above.
Perform "Auto tune" on the owner's manual.

Test Signal Selection

Every pressing of
screen as described below in Service Mode.
+/- button will change the value of data in the range from 00H to
button on the remote control changes the built-in test patterns on
button on