Adjustment - Sony S75F Service Manual

3.4 Adjustment

1. Procedures of how to go to service mode.
1) Enter the service mode of this unit by turning on the power while pressing and holding the "MENU" key
simultaneously.
2) Press "MENU" key----MAINTAIN.
3) Press "OK" key to enter the service menu.
4) Select the desired function.
5) Press the "MENU" key to exit OSD.
6) Turn off the power and then turn it on again. The monitor then enters the normal mode.To enter the
service again, repeat the proceduredescribed above.
Note
W/B readjustment is required after the panel, board and microcomputer are replaced. However, be
sure to perform aging for more than 30 minutes for RGB reset before W/B adjustment.
2. Setup
1) Prepare timing and pattern data for a signal generator according to the Sony timing specifications.
2) Connect a monitor video cable to the signal generator.
3) Put Color Analyzer(ex. CA-110) 50cm away from the monitor, specify it vertically in the center of the
display, and adjust the focus to the optimum level using an eyepiece.
4) Put the monitor and Color Analyzer(ex. CA-110) in a light-shielded room.
5) Set up [SERVICE MODE] of the monitor.
3. Operation
Data is manually set to improve the productivity. The brightness, contrast, and backlight are set to 50,
70 and 100 respectively. After that, the default data of the color temperature to be adjusted is set.
4. Warm up time
Warm up for 30 minutes before performing any adjustment.
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S75F Sony