IBM SDMC Troubleshooting, Service, And Support page 30

DANGER
When working on or around the system, observe the following precautions:
Electrical voltage and current from power, telephone, and communication cables are hazardous. To
avoid a shock hazard:
v Connect power to this unit only with the IBM provided power cord. Do not use the IBM
provided power cord for any other product.
v Do not open or service any power supply assembly.
v Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration
of this product during an electrical storm.
v The product might be equipped with multiple power cords. To remove all hazardous voltages,
disconnect all power cords.
v Connect all power cords to a properly wired and grounded electrical outlet. Ensure that the outlet
supplies proper voltage and phase rotation according to the system rating plate.
v Connect any equipment that will be attached to this product to properly wired outlets.
v When possible, use one hand only to connect or disconnect signal cables.
v Never turn on any equipment when there is evidence of fire, water, or structural damage.
v Disconnect the attached power cords, telecommunications systems, networks, and modems before
you open the device covers, unless instructed otherwise in the installation and configuration
procedures.
v Connect and disconnect cables as described in the following procedures when installing, moving,
or opening covers on this product or attached devices.
To Disconnect:
1. Turn off everything (unless instructed otherwise).
2. Remove the power cords from the outlets.
3. Remove the signal cables from the connectors.
4. Remove all cables from the devices
To Connect:
1. Turn off everything (unless instructed otherwise).
2. Attach all cables to the devices.
3. Attach the signal cables to the connectors.
4. Attach the power cords to the outlets.
5. Turn on the devices.
(D005)
If you were directed here from the Beginning problem analysis procedure because your SDMC is not
functioning correctly, continue with the "Entry point for SDMC problem determination" on page 19.
To perform other maintenance tasks on your SDMC, see the following procedures:
v For general maintenance information about the base personal computer that is used to build the
SDMC, see "Systems Director Management Console diagnostics" on page 1.
v For instructions to replace an SDMC, see Replacing an SDMC.
v For SDMC parts information, see SDMC parts. Because the personal computer that is used for your
SDMC can be serviced by the customer, you are the service provider for your SDMC. To find links to
the appropriate personal computer hardware maintenance information, see "Equivalent maintenance
information for the SDMC PC" on page 1.
v For removing and replacing SDMC parts, see "Removal and replacement procedures" on page 3.
v For restoring disk drive information about the SDMC, see Reinstalling the SDMC machine code .
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Troubleshooting, service, and support using SDMC