Technical Reference Guide
Compaq Personal Computers
Changed – April 1998
A-7
A.12 MODEM COMMUNICATIONS ERROR MESSAGES (12xx-xx)Table A–11. Serial Interface Error Messages
Table A-11.
Serial Interface Error Messages
Message Probable Cause Message Probable Cause
1201-XX Modem internal loopback test 1204-03 Data block retry limit reached [4]
1201-01 UART DLAB bit failure 1204-04 RX exceeded carrier lost limit
1201-02 Line input or UART failure 1204-05 TX exceeded carrier lost limit
1201-03 Address line failure 1204-06 Time-out waiting for dial tone
1201-04 Data line fault 1204-07 Dial number string too long
1201-05 UART control signal f ailure 1204-08 Modem time-out waiting for remote response
1201-06 UART THRE bit failure 1204-09 Modem exceeded maximum redial limit
1201-07 UART DATA REA DY bit failure 1204-10 Line quality prevented remote response
1201-08 UART TX/RX buffer f ailure 1204-11 Modem time-out waiting for remote connection
1201-09 Interrupt circuit failur e 1205-XX Modem auto answer test
1201-10 COM1 set to invalid inturr upt 1205-01 Time-out waiting for SYNC [5]
1201-11 COM2 set to invalid 1205-02 Time-out waiting for response [5]
1201-12 DRVR/RCVR c ontrol signal failure 1205-03 Data block retry limit reached [5]
1201-13 UART control signal int errupt failure 1205-04 RX exceeded carrier los t limit
1201-14 DRVR/RCVR dat a failure 1205-05 TX exceeded carrier lost limit
1201-15 Modem detection failure 1205-06 Time-out waiting for dial tone
1201-16 Modem ROM, checksum failure 1205-07 Dial number string too long
1201-17 Tone detect failure 1205-08 Modem time-out waiting for remote res ponse
1202-XX Modem internal test 1205-09 Modem exceeded maximum redial limit
1202-01 Time-out waiting for SYNC [1] 1205-10 Line quality prevented remote response
1202-02 Time-out waiting for respons e [1] 1205-11 Modem time-out waiting for remote connection
1202-03 Data block retry limit reached [1] 1206-XX Dial multi-frequency tone test
1202-11 Time-out waiting for SYNC [2] 1206-17 Tone detection failure
1202-12 Time-out waiting for respons e [2] 1210-XX Modem direct connect test
1202-13 Data block retry limit reached [2] 1210-01 Time-out waiting for SYN C [6]
1202-21 Time-out waiting for SYNC [3] 1210-02 Time-out waiting for response [6]
1202-22 Time-out waiting for respons e [3] 1210-03 Data block retry limit reached [6]
1202-23 Data block retry limit reached [3] 1210-04 RX exceeded c arrier lost limit
1203-XX Modem external termination test 1210-05 TX exceeded carrier lost limit
1203-01 Modem external TIP/RING failure 1210-06 Time-out waiting for dial tone
1203-02 Modem external data TIP/RING fail 1210-07 Dial number string too long
1203-03 Modem line termination failure 1210-08 Modem time-out waiting for remote response
1204-XX Modem auto originate test 1210-09 Modem exc eeded maximum redial limit
1204-01 Time-out waiting for SYNC [4] 1210-10 Line quality prevented remote response
1204-02 Time-out waiting for respons e [4] 1210-11 Modem time-out waiting for remote connection
NOTES: [1] Local loopback mode
[2] Analog loopback originate mode
[3] Analog loopback answer mode
[4] Modem auto originate test
[5] Modem auto answer test
[6] Modem direct connect test