HP Compaq dc7900 USDT Technical Reference Manual page 108

Error Messages and Codes
A.10 Serial Interface Error Messages (1 1xx-xx)
Message Probable Cause
1 101-01 UART DLAB bit failure
1 101-02 Line input or UART fault
1 101-03 Address line fault
1 101-04 Data line fault
1 101-05 UART cntrl. signal failure
1 101-06 UART THRE bit failure
1 101-07 UART Data RDY bit failure
1 101-08 UART TX/RX buffer failure
1 101-09 Interrupt circuit failure
1 101- 1 0 COM1 set to invalid INT
1 101- 1 1 COM2 set to invalid INT
1 101- 1 2 DRVR/RCVR cntrl. signal failure
A-10
Table A-9.
Serial Interface Error Messages
Message
1 101- 1 3
1 101- 1 4
1 109-01
1 109-02
1 109-03
1 109-04
1 109-05
1 109-06
1 150-xx
1 151-xx
1 152-xx
1 155-xx
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Probable Cause
UART cntrl. signal interrupt failure
DRVR/RCVR data failure
Clock register initialization failure
Clock register rollover failure
Clock reset failure
Input line or clock failure
Address line fault
Data line fault
Comm port setup error (run Setup)
COM1 address conflict
COM2 address conflict
COM port address conflict
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