Siemens SXG 75 Service Repair Documentation page 51

11.1.2 Interface display module
The display is connected to FPC socket X2201 on the main PCB via a 30-pin connector mounted on
a short flex.
Orientation of LCD connector (top view)
LCD Interface signals are as follows:
X2201 LCD Function
Pin
1 VLED-
2 MODE
3 LCD_CS
4 LCD_A0
Technical Documentation
TD_Repair_L3_SXG75_R1.0.pdf
IN/ Signal
OUT
I LCD_BACKLIGHT
I VREG_MSME
I LCD2_CS_N
I A2(20)
Company Confidential
2006©BenQ
Function
Series LED chain -ve
"L": 8bit parallel interface
"H": 16bit parallel interface
Chip select signal
"L": D15 ~ D0 indicates command.
"H": D15 ~ D0 indicates parameter and
data.
Release 1.0
01/2006
Page 51 of 73