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Mitsubishi Electric PH440 User Manual: Connector Assignments

Pentium ii processor-based nlx profile motherboard.
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P H 4 4 0 N L X M o t h e r b o a r d U s e r G u i d e
7

CONNECTOR ASSIGNMENTS

Keyboard and Mouse (PS/2 Mini-DIN)
(Installation guide references F and G)
6
4
2
1
Pin
1
2
3
4
5
6
Serial Port 1 and Serial Port 2 (9 way D-type)
(Installation guide references E and H)
1
6
10101
Pin
1
2
3
4
5
6
7
8
9
MITSUBISHI ELECTRIC MOTHERBOARD DIVISION
5
3
Signal
Direction
CLK
I/O
VCC
O
GND
-
NC
-
DATA
I/O
NC
-
5
9
Signal
Direction
DCD
I
RXD
I
TXD
O
DTR
O
GND
I
DSR
I
RTS
O
CTS
I
RI
I
S e p t e m b e r 1 9 9 8
Description
Data clock
+5V Power
Signal ground
No connect
Serial data
No connect
Description
Data Carrier Detect
Receive Data
Transmit Data
Data Terminal Ready
Signal ground
Data Set Ready
Request to Send
Clear to Send
Ring Indicate
PAGE 40 OF 51

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