Powermate Vt 300I Series Disassembly Sequence - NEC PowerMate VT 300i Series Service And Reference Manual

This section contains step-by-step disassembly procedures for the system unit. A
simplified disassembly illustration is provided with most procedures. Section 5
includes a parts list and an illustrated parts breakdown showing an exploded
view of the system.
A Phillips-head screwdriver is the only required tool. For complete disassembly
of the system unit, follow the disassembly order listed in the following table. To
reassemble, follow the table and procedures in reverse order. Where reassembly
is not readily apparent, reassembly procedures are provided.
Sequence
1
2
3
4
5
6
7
8
9
10
11
12
13
When disassembling the system unit, follow these general rules.
T
Before opening the system or handling boards or chips, touch the frame
to discharge static.
T
Disconnect all peripherals before disassembling the system unit.
T
Do not disassemble parts other than those specified in the procedure.
T
All screws are Phillips-head, unless otherwise specified.
T
Label any connector before removing it. Note where the connector goes
and in what position it was installed.
On completion of any reassembly, perform a power-on test. If a fault occurs,
verify that the reassembly was performed correctly.
3-2 Disassembly and Reassembly

PowerMate VT 300i Series Disassembly Sequence

Part Name
System unit covers
Expansion board
AGP Board
Front panel
Blank panel and metal shield
DIMM memory module
Processor cartridge
5 1/4-inch device
3 1/2-inch hard drive
3 1/2-inch diskette drive
Power supply
System board
CMOS battery
See Page
3-3
3-8
3-9
3-9
3-10
3-11
3-11
3-18
3-19
3-19
3-21
3-22
3-23