U Sing The 'L'roubleshooting Table - DEC MicroVAX 3100 85 Troubleshooting Instructions

• System unit power cord
• Expansion box SCSI cables
• Expansion box power cords
• Thin Wire
™
Ethernet cable or standard Ethernet cable
6. Check that the following terminators, if installed, are correctly connected and
are not damaged:
• SCSI terminators
• Thin Wire Ethernet terminator (T-connector and two terminators)
• Standard Ethernet loopback connector
If you have correctly followed steps
1
to 5, the on/off switches on all the
components are set to the off (0) position, and you have solved any problems
caused by incorrectly connected cables or terminators.
7. Set the on/off switches on the following equipment to the on (
I )
position in
the following order:
a. Expansion boxes
b. Peripherals
c. Console terminal
d. System unit
The system responds with the power-up test display. If it does not, see
Section 1.2.
1.2 Using the Troubleshooting Table
Table 1-1 suggests the corrective actions for certain system problems. If you have
a problem with the system, follow these steps:
1. Write down the symptoms of the problem.
2. Check the Symptom column in Table
1-1
for a match.
3. Check the causes of the symptom in the Possible Cause column. If the
column lists more than one possible cause, check the possible causes and
their suggested solutions in the order listed.
4. Follow the advice in the Suggested Solution column.
5. See Section 1.4 if the problem persists.
1-2 Troubleshooting and Diagnosing Problems