Intel MB875 - Manual (Page 18)

INSTALLATIONS
J1: VGA CRT Connector
Signal Name Pin Pin Signal Name
R 1 2 +5V
G 3 4 GND
B 5 6 NC
NC 7 8 SPD1
GND 9 10 Hsync
GND 11 12 Vsync
GND 13 14 SPCLK
GND 15
J2: COM2 Serial Port
Pin # Signal Name (RS-232)
1 DCD, Data carrier detect
2 RXD, Receive data
3 TXD, Transmit data
4 DTR, Data terminal ready
5 Ground
6
DSR, Data set ready
7 RTS, Request to send
8 CTS, Clear to send
9 RI, Ring indicator
10 No Connect.
J4: USB Connector
Signal Name Pin # Pin # Signal Name
Vcc 1 5 Ground
USB2- 2 6 USB3+
USB2+ 3 7 USB3-
Ground 4 8 Vcc
14 MB890 User’s Manual