Top Cover Removal - NEC IMAGE P100E Service Manual

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 "Check" in Section 2). If a
fault occurs, verify that the reassembly was performed correctly.

Top Cover Removal

Remove the top cover as follows.
1. Power off and unplug the keyboard, mouse, power and all other peripheral cables
attached to the system unit.
2. Unlock the system unit top cover if locked.
3. Remove the four cover screws shown in Figure Section 4-3.
CAUTION: When handling boards or chips,
ground yourself to release static.
NOTE: Unplug the power cord before
disassembling the system unit. Voltage is present
inside the system unit even after the power is off.
All voltage is removed only when the power
cord is unplugged.
Troubleshooting and Repair 4-19