Seagate Elite ST43402ND, Справочное руководство

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ST43401N/ND and ST43402ND Reference Manual, Rev. C 1
Section 1. General maintenance information
This section contains general information relating to maintenance of the
drive. You should be familiar with the information in this section and with drive
operation before attempting any maintenance procedures. Information is
divided into the following areas:
• Maintenance tools and materials—lists the tools and materials required to
perform maintenance on the drive
• Testing the drive—provides information concerning testing drive electron-
ics, including a procedure for checking DC voltages supplied to the drive
• Identifying assemblies in the drive—identifies the various parts of the drive
Note. Refer to the user’s manual (publication 83327720) for information
about arranging for depot repair, removing and replacing a drive or
power supply, and packing a drive for shipment.
Maintenance tools and materials
The procedures described in this section require the use of certain special
tools, test equipment, and materials. These are listed below along with the
Seagate part number. Note that the list includes only special tools. We assume
that you have normal maintenance tools.
Description Seagate part number
Static ground wrist strap 12263496
6 1/2 to 8 inch wrist
Volt/ohmmeter Ballantine 345 or equivalent digital voltmeter
Testing the drive
During testing and troubleshooting, the drive normally performs various
operations such as reading and writing test data. System software can be
used to control the drive during these operations. Refer to manuals or other
documentation applicable to the specific system or subsystem for information
concerning the system software routines.
The drive also has built-in diagnostic tests. These diagnostic tests may be
performed through the interface as described in Section 3.