Compaq Prosignia 170 Series Maintenance & Service Manual page 26

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6
Data Bit 4
7
Data Bit 5
8
Data Bit 6
9
Data Bit 7
* = Active low
Connector
Connector
15
16
17
18-25
Return
to the
top.
Serial Connector
Pin
Signal
1
Carrier Detect
2
Receive Data
3
Transmit Data
4
Data Terminal Ready
5
Signal Ground
6
Data Set Ready
7
Ready to Send
8
Clear to Send
9
Ring Indicator
Return
to the
top.
Keyboard/Mouse
Pin
Signal
Error*
Initialize Printer*
Select In*
Signal Ground

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