DECstation 5000/260, Руководство оператора, Страница: 176 / 215

11.2 Checking the LED Display
Table 11–1 (Cont.) Interpreting the LED Codes
LED
Code
Meaning
The system console programs could not be initialized. The lights on the left
show the slot number of the module with the problem, from slot number 0
(Off Off Off Off) to slot number 3 (Off Off On On). Try reinstalling the option
module in the slot indicated by the LED code. If the problem is in the base
slot (slot 3), try reinstalling the CPU module and all memory modules (see
Chapter 9 ).
A read-only memory (ROM) object could not be loaded. This could be a portion
of the system module, system firmware, or firmware for an option module.
The lights on the left show the slot number of the module with the problem,
from slot number 0 (Off Off Off Off) to slot number 3 (Off Off On On). Try
reinstalling the option module in the slot indicated by the LED code. If the
problem is in the base slot (slot 3), try reinstalling the CPU module and all
memory modules (see Chapter 9 ).
The workstation was initialized, but there is a problem in the system module
or one of the option modules. The lights on the left show the slot number
of the module with the problem, from slot number 0 (Off Off Off Off) to slot
number 3 (Off Off On On). Type erl at the console prompt
>>
to display any
error messages relating to the problem. Then and look up the error message in
Table 11–3 to interpret the message.
The worksystem software could not be loaded. The lights on the left show the
slot number of the module where the software is stored, from slot number 0
(Off Off Off Off) to slot number 3 (Off Off On On). Check to make sure that
the device on which the software is stored has power, is properly connected to
the system unit, and has a unique SCSI ID (see Chapter 5). If the problem
persists, try reinstalling the SCSI controller module in the slot indicated by
the LED code. If the problem is in the base slot (slot 3), try reinstalling the
CPU module and all memory modules (see Chapter 9).
Legend:
Light is off.
Light is on.
Troubleshooting 11–5