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Maintenance and Service Guide 5-17
Addendum 108431-001 (11-88) to
Manual No. 108033-003
Table 5-2. Advanced Diagnostics Error Codes Continued
Error
Code Description
Recommended
Action
Serial Test
1101-01 Serial Port Test, UART DLAB bit failure. The following steps apply to error codes 1101-xx
through 1109-xx.
1. Check the switch settings and jumper positions on
the multipurpose fixed disk controller board (see
Chapter 8).
2. Replace the multipurpose fixed disk drive controller
board and retest.
3. Replace the system board and retest.
1101-02 Serial Port Test, line input or UART fault.
1101-03 Serial Port Test, address line fault.
1101-04 Serial Port Test, data line fault.
1101-05 Serial Port Test, UART
control signal failure.
1101-06 Serial Port Test, UART 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
invalid interrupt.
1101-11 Serial Port Test, COM-2 set to
invalid interrupt.
1101-12 Serial Port Test, DRIVER/RECEIVER
control signal failure.
1101-13 Serial Port Test, UART control signal
interrupt failure.
Continued...