ViewSonic VX1935wm-3 Service Manual page 33

5 GND
6 NC
7 NC
8 AVDD_DC
9 NC
10 NC
11 GND
12 NC
13 NC
14 AVDD_DC
15 REXT
16 AVDD_PLL
17 BIN0M
18 BIN0P
19 GIN0M
20 GIN0P
21 SOGIN0
22 RIN0M
23 RIN0P
24 AVDD_ADC
25 REFM
26 REFP
27 HSYNC0
28 VSYNC0
29 GND
30 DDCA_SDA/RS232_TX
31 DDCA_SCL/RS232_RX
32 VDDP
33 GND
34 VDDC
35 GPIO_P15/PWM0
36 NC
37 SDO
38 SCZ
39 SCK
40 SDI
41 NC
42 NC
ViewSonic Corporation
Ground
Not connected
Not connected
I ADC Power
Not connected
Not connected
Ground
Not connected
Not connected
I ADC Power
External resistor 390 ohm to AVDD_ADC
I PLL Power
I Reference ground for analog blue input
I Analog blue input
I Reference ground for analog green input
I Analog green input
I Sync-on-green input
I Reference ground for analog red input
I Analog red input
I ADC Power
Internal ADC bottom de-coupling pin
Internal ADC top de-coupling pin
I Analog HSYNC input
I Analog VSYNC input
Ground
DDC Data for Analog Interface; 4mA driving strength/UART
I/O
Transmitter/GPIO
I/O DDC Clock for Analog Interface/UART Receiver/GPIO
I Digital Output Power
Ground
I Digital Core Power
General Purpose Input/Output; 4mA driving strength/Pulse Width
I/O
Modulation Output; 4mA driving strength
Not Connected
I SPI Flash Serial Data Output
O SPI Flash Chip Select
O SPI Flash Serial Clock
O SPI Flash Serial Data Input
Not Connected
Not Connected
30
Confidential - Do Not Copy
VX1935wm-3