Game port connector, Serial connector – Compaq XL280 User Manual
Page 28
4 P
IN
A
SSIGNMENTS
P
RESARIO
N
OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1800 S
ERIES
Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
Game Port Connector
Note: the game port connector is available only on the optional QuikDock device.
Serial Connector
Pin Signal
Pin Signal
1
+5V
9
+5V
2
SWA
10
SWC
3
RBTA
11
RBTC
4
GND
12
RMSO
5
GND
13
RBTD
6
RBTB
14
SWD
7
SWB
15
RMSI
8
+5V
Pin Signal
Pin Signal
1
Carrier Detect
6
Data Set Ready
2
Receive Data
7
Ready to Send
3
Transmit Data
8
Clear to Send
4
Data Terminal Ready
9
Ring Indicator
5
Signal Ground
5
Signal Ground