Service Mode - Sony SDM-S75A Service Manual

SERVICE MODE

To go to "Service Mode", please do the following procedures.
1. Turn off the power.
2. Turn on the power while pressing and holding the "↓" key simultaneously.
3. Press "MENU" key.
4. Select "S" on the left side of displayed OSD menu bar.
Service Mode Explanations
「COLOR TEMP」
You can set color temperature (Factory Setting Area).
「INITIAL EEPROM」
You can initialize micro computer data. Therefore, COLOR TEMP data becomes the default "128". User
table data is reset.
「CLR. ETI」
ETI is reset, "0 H".
「AGING」
You can change aging status ON/OFF. Default is OFF.
「WHITE BALANCE」
There are ADC（Analogue Digital Converter） calibration function and ADC MANUAL calibration function.
ADC calibration function adjustment is required when A (Main) board is replaced. Bias is usually input
on supplied service boards. MANUAL calibration function is rarely used.
* When ADC calibration is enforced, please calibrate with WHITE WINDOW pattern of Analogue VGA
signal.
** Input Signal: 31.4kHz, 600×480/60Hz and 0.73V
「DEFAULT TIMING」
You can select 1152×870 or 1152×864. Default is 1152×870.
「MODULE」
You can select γ (table) corresponded to each module.
When you replace A board or Panel, it is required to set the Panel inch size and the Panel maker name
on selecting "MODULE".
(75Ω terminate)
P-P
8
SDM-S75A,D,E,F/ SDM-S95A,D,E,F (E)