NEC PowerMate VP75 User Manual page 128

5-2 Desktop Repair
When disassembling the system unit, follow these general rules.
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Disconnect all peripherals.
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When handling boards or chips, touch the system unit frame to discharge static.
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Do not disassemble parts other than those specified in the procedure.
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All screws are Phillips-head, unless otherwise specified.
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Label all removed connectors. Note where the connector goes and in what
position it was installed.
On completion of any reassembly, perform a power-on test (see Section 2, Setup and
Operation). If a fault occurs, verify that the reassembly was performed correctly.
CAUTION: When handling boards or chips,
ground yourself to release static.