Compaq Armada e500s Compaq ArmadaStation EM Maintenance and Service Guide - Page 65

Table A-3, Parallel Connector, External Keyboard/Mouse Connector, Serial Connector, Signal, Connector

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Table A-3 Parallel Connector 13 12 11 10 9 8 7 6 5 4 3 2 1 25 24 23 22 21 20 19 18 17 16 15 14 Pin Signal 1 Strobe 2 Data Bit 0 3 Data Bit 1 4 Data Bit 2 5 Data Bit 3 6 Data Bit 4 7 Data Bit 5 8 Data Bit 6 9 Data Bit 7 10 Acknowledge 11 Busy 12 Paper End 13 Select Connector 6 5 4 KEY 3 21 Pin Signal 14 Auto Linefeed 15 Error 16 Initialize 17 Select In 18 Ground 19 Ground 20 Ground 21 Ground 22 Ground 23 Ground 24 Ground 25 Ground Table A-4 External Keyboard/Mouse Connector Pin Signal 1 Keyboard/Mouse DATA 2 Keyboard/Mouse DATA 3 Ground 4 +5 VDC 5 Keyboard/Mouse CLK 6 Keyboard/Mouse CLK Table A-5 Serial Connector 1 23 45 6789 Pin Signal 1 Carrier Detect 2 Receive Data 3 Transmit Data 4 Data Terminal Ready 5 Ground Pin Signal 6 Data Set Ready 7 Ready to Send 8 Clear to Send 9 Ring Indicator A-2 Connector Pin Assignments

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A-2
Connector Pin Assignments
Table A-3
Parallel Connector
1
2
3
4
15
16
17
14
5
6
7
8
9
10
11
12
13
18
20
19
21
22
23
25
24
Pin
Signal
Pin
Signal
1
Strobe
14
Auto Linefeed
2
Data Bit 0
15
Error
3
Data Bit 1
16
Initialize
4
Data Bit 2
17
Select In
5
Data Bit 3
18
Ground
6
Data Bit 4
19
Ground
7
Data Bit 5
20
Ground
8
Data Bit 6
21
Ground
9
Data Bit 7
22
Ground
10
Acknowledge
23
Ground
11
Busy
24
Ground
12
Paper End
25
Ground
13
Select
Table A-4
External Keyboard/Mouse Connector
Connector
Pin
Signal
KEY
6
5
4
3
2
1
1
2
3
4
5
6
Keyboard/Mouse DATA
Keyboard/Mouse DATA
Ground
+5 VDC
Keyboard/Mouse CLK
Keyboard/Mouse CLK
Table A-5
Serial Connector
4
9
8
5
2
7
6
1
3
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
Ground