BOXLIGHT ProColor 652U, Service Manual, Page: 38 / 67

2. CNW1: PC signals connector
SN. SYMBOL DESCRIPTION DEFAULT VALUE
1 GND GND 0V
2 PC-USBDP
PC USB Follow USB protocol
3 PC-USBDM
4 GND GND 0V
5 3288USB-DP
3288 USB Follow USB protocol
6 3288USB-DM
7 GND GND 0V
8 3288-TV-D+ NC 0V
9 3288-TV-D- NC 0V
10 GND GND 0V
11 SIL9777 RST NC 0V
12 I2C-EN NC 0V
13 GND GND 0V
14 PC-SW PC Switch
5V-0.5s-PC ON/OFF
DEFAULT-0V
15 PC-S5
PC Status
5V-0.5s-PC ON/OFF
DEFAULT-0V
16 PC-S4
OFF – HIGH VOLTAGE
DEFAULT-LOW VOLTAGE
17 PC-S3
ON/SLEEP – HIGH VOLTAGE
DEFAULT-LOW VOLTAGE
18 PC-S0
ON – LOW VOLTAGE
DEFAULT-HIGHT VOLTAGE
19 DVD-IR NC 0V
20 DVD-ONOFF NC 0V
21 AD-ON/OFF NC 0V
22 MSDA-EXT MSDA-EXT
Follow I2C protocol
23 MSCL-EXT MSCL-EXT
24 GND GND 0V
25 HDMI5-RXC-N HDMI Signal Follow the protocol