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 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

SERVICE WRITE

MUTING

Green

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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Sony KV-20S90, KV-21SE43C service manual Service Adjustment Mode Memory, White Balance Adjustments