Section 3
Troubleshooting
This section provides information that helps isolate and repair system malfunctions at the
field level.
This section also includes the following updated service information and procedures:
NECCSD service telephone numbers (see Table 3-2)
online information access procedures.
PROBLEMS AND SOLUTIONS
The following table summarizes problems that may develop during system operation and
lists (in sequential order) suggested corrective actions. If you need additional help solving a
problem with the computer, see “NECCSD Service and Information” later in this section.
Table 3-1 Problems and Solutions
Problem
Symptom
Solution
No power
Power lamp on computer
status panel will not light.
1. Check that the power cord is plugged
into the AC connector on the computer.
Check that the other end of the cord is
plugged into a live properly grounded AC
power outlet.
2. Check cable connections between
power supply and system board.
3. Systematically eliminate possible
shorted PCBs by removing cables and
expansion boards.
4. Check the +5 and +12 power supply
voltages (see Appendix A of the service
and reference manual for connector pin
assignments). Measure voltages with the
system board installed.
5. Replace power supply.
6. Replace system board.
Summary of Contents for POWERMATE PRO2180 - SERVICE 1997
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