Method Of Setting The Service Adjustment Mode; White Balance Adjustments - Sony TRINITRON KV-20S90 Service Manual

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.
Display Item
Mode
Data
Item
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
MUTING
Green
WRITE
SERVICE
ENTER
Red

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 .
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