Service manual

Removing and Replacing Subassemblies
Removing and Replacing
Subassemblies
Contents
General Service Information.
............. ...........................
3-3
System Unit .......................................................
3-4
Removing the Cover.
..............................................
3-4
Replacing the Cover.
.............................................. 3-6
Removing an Option Card
.......................................... 3-7
Removing the Option Slot Cover.
....................................
3-8
Replacing the Option Slot Cover.
....................................
3-8
Installing an Option Card.
..........................................
3-9
Removing the Option Card Riser Board
.............................. 3-10
Replacing the Option Card Riser Board.
.............................. 3-10
Removing SIMMs.
...............................................
3-l 1
Installing SIMMs.. ..............................................
3-12
InstalIing Another Processor.
....................................... 3- 13
Removing a Drive From the Horizontal Position
.......................
3-14
Installing a Drive In the Horizontal Position.
..........................
3-15
Removing a Hard Disk Drive From the Vertical Position.
................
3-17
Installing a Hard Disk Drive In the Vertical Position
....................
3-18
Removing the Power Supply
.......................................
3-19
Reinstalling the Power Supply.
.....................................
3-20
Removing the Speaker
............................................
3-21
Replacing the Speaker
............................................
3-21
Removing the LEDs
..............................................
3-22
Replacing the LEDs
.............................................. 3-22
Removing the BIOS EPROMs.
.....................................
3-23
Replacing the BIOS EPROMs
......................................
3-23
Removing the System Board
.......................................
3-24
Replacing the System Board
.......................................
3-25
Removing the Front Bezel
.........................................
3-25
Replacing the Front Bezel
.........................................
3-26
Epson NX Service Manual 3-i