Sony TRINITRON KV-20S90, Service Manual

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KV-20S90 / 21SE43C
2-5. METHOD OF SETTING THE SERVICE
ADJUSTMENT MODE
SERVICE MODE PROCEDURE
1. Standby mode (power off).
2. Press Display Channel 5 Sound Volume + Power
on the Remote Commander (press each button within a second).
SERVICE ADJUSTMENT MODE IN
1. The CRT displays the time being adjusted.
Mode
Display
Item
Item
Data
SERVICE
HSIZ
0
2. Press 1 or 4 on the Remote Commander to select the time.
3. Press 3 or 6 on the Remote Commander to change the data.
4. Press MUTING then ENTER to save into the memory.
SERVICE ADJUSTMENT MODE MEMORY
Turn the set off then on to exit Service Adjustment Mode.
Mode
WRITE
ENTER
Green
Red
MUTING
SERVICE
2-6. WHITE BALANCE ADJUSTMENTS
1. Input an entire white signal.
2. Set to Service Adjustment Mode.
3. Set DCOL to “0”.
4. Set the PICTURE and BRIGHTNESS to minimum.
5. Adjust with SBRT if necessary.
6. Select GCUT and BCUT with 1 and 4 .
7. Adjust with 3 and 6 for the best white balance.
8. Set the PICTURE and BRIGHTNESS to maximum.
9. Select GDRV and BDRV with 1 and 4 .
10. Adjust with 3 and 6 for the best white balance.
11. Reset DCOL to “1”.
12. To write into memory, press MUTING then ENTER .