Parallel Interface - HP Compaq dc7100 DT Reference Manual

Parallel Interface

Pin Signal
1 Strobe
2 Data Bit 0
3 Data Bit 1
4 Data Bit 2
5 Data Bit 3
6 Data Bit 4
Serial Interface, Powered and Non-Powered
Connector and Icon
USB
Connector and Icon
Microphone
Connector and Icon (1/8" miniphone)
1 2 3 1 2 3
Service Reference Guide, dc7100
Connector and Icon
Pin Signal
7 Data Bit 5
8 Data Bit 6
9 Data Bit 7
10 Acknowledge
11 Busy
12 Paper End
Pin
1
2
3
4
5
6
7
8
9
Pin
1
2
3
4
Pin
1 (Tip)
2 (Ring)
3 (Shield)
361288-003
Connector Pin Assignments
Pin Signal
13 Select
14 Auto Linefeed
15 Error
16 Initialize Printer
17 Select IN
18-25 Signal Ground
Signal
Carrier Detect (12V if powered)
Receive Data
Transmit Data
Data Terminal Ready
Signal Ground
Data Set Ready
Request to Send
Clear to Send
Ring Indicator (5V if powered)
Signal
+5 VDC
- Data
+ Data
Ground
Signal
Audio
Power
Ground
A–3