Specifications

1101 - 02 Serial Port Test, Line 1. Check diskette/tape controller
input or UART fault board for proper shunt jumper
settings (see Chapter 8). *
1101 - 03 Serial Port Test, Address 2. Replace the diskette/tape
line fault controller board.
3. Replace the system board.
1101 - 04 Serial Port Test, Data line
fault * 286 based COMPAQ Personal
Computers only
1101 - 05 Serial Port Test, UART
control signal
1101 - 06 Serial Port Test, ART THRE
bit failure
1101 - 07 Serial Port Test, UART DATA
READY bit failure
1101 - 08 Serial Port Test, UART
TX/RX buffer failure
1101 - 09 Serial Port Test, INTERRUPT
circuit failure
1101 - 10 Serial Port Test, COM 1 set
to interrupt 3
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Error Error Required
Code Description Action
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Serial
11yy - xx
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1101 - 11 Serial Port Test, COM 2 The following steps apply to all
set to interrupt 4 11yy - xx related error codes:
1101 - 12 Serial Port Test, 1. Check diskette/tape controller
DRIVER/RECEIVER control board for proper shunt jumper
signal failure settings (see Chapter 8). *
2. Replace the diskette/tape
1101 - 13 Serial Port Test, UART controller board.
control signal interrupt 3. Replace the system board.
failure
* 286 based COMPAQ Personal
1101 - 14 Serial Port Test, Computers only
DRIVER/RECEIVER data failure
1109 - 01 Serial Clock Test, register
initialization failure
1109 - 02 Serial Clock Test, register
rollover failure
1109 - 03 Serial Clock Test, clock
reset failure
1109 - 04 Serial Clock Test, input
line or clock failure
1109 - 05 Serial Clock Test, address