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Chapter 4
This chapter shows general actions to errors in the base module and peripheral units. If a
particular error persists to occur despite the actions you have taken, record the error state and
contact the maintenance personnel of NEC. See Section 1.1 for the mounting image of the base
module components, and Section 2.2 for the external view of the cabinet.
4.1.
Troubleshooting
(1) Power is not supplied when the AC switch on the switch panel at the front top of the cabinet
is turned on.
• Check that the distribution board is turned on.
• Check that AC power is connected to the base module.
• Check that the AC switches for POWBAY#0 and POWBAY#1 are on.
• Check that power cables are connected to POWER BAY#0 and POWER BAY#1.
• Check that the DPSs are mounted on POWER BAY#0 and POWER BAY#1, and
operate normally.
• Note that the switch panel is not used in principle when the UPS is connected.
(2) Nothing is displayed on the SP console.
• Check that the SP console is turned on.
• Check that the iSP card and the SP console in the cabinet are connected properly.
- Is the right cable used?
- Are the connectors firmly inserted?
- Is the IP address set correctly?
• Check that the software does not disable screen display by moving the cursor and
pressing the SHIFT key on the screen.
• Check that the console brightness is set to the proper level.
(3) Nothing is displayed on the VGA console (when the VGA is mounted).
• Check that the VGA console is turned on.
• Check that the VGA card on the I/O module and the VGA console are connected
properly.
- Is the right cable used?
- Are the connectors firmly inserted?
• Check that the software does not disable screen display by moving the cursor and
Troubleshooting
4-1
Troubleshooting
855-900549
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