Diagnostics
Loopback Connections
The serial and parallel communication tests in the Diagnostics Program offer optional
loopback tests that expect loopback correctors to be placed on the output ports of the
computer. The loopback connector pin assignments are fisted in the following tables.
Loopback Connector Pin Assignments
Serial Loopback Connections
DB89 Pin
Signal
1-7-8
CD-RTS-CTS
2-3
TX-RX
4-6
DTR-DSR
Parallel Loopback Connections
DB25 Pin
Signal
15-2
DO-ERR
13-1
STRB-SLCT
16-10
INIT-ACK
17-11
SLCTIN-BUSY
14-12
AUTOFEED-PE
Diagnostics D- 11
Summary of Contents for TravelMate 3000
Page 1: ...TEXAS INSTRUMENTS TravelMate 3000 Notebook Computer User s Manual ...
Page 42: ......
Page 120: ...Character Sets Code Page 437 United States B 2 Character Sets ...
Page 121: ...Character Sets Code Page 850 Multilingual Character Sets B 3 ...
Page 122: ...Character Sets Code Page 863 Canadian French B 4 Character Sets ...
Page 123: ...Character Sets Code Page 865 Nordic Character Sets B 5 ...
Page 125: ...Keyboard Layouts C 2 Keyboard Layouts ...
Page 126: ...Keyboard Layouts Keyboard Layouts C 3 ...
Page 127: ...Keyboard Layouts C 4 Keyboard Layouts ...
Page 128: ...Keyboard Layouts Keyboard Layouts C 5 ...
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Page 203: ...TravelMate Notebook Computer Major Components ...
Page 204: ...Manual Pat No 2566946 0001 Rev C Printed in U S A TEXAS INSTRUMENTS ...