Service manual

EPSON Color Copy Station 8200 Revision A
Disassembly and Assembly Disassembly and Assembly 48
4.2.3 Power Supply Unit Removal
1. Remove the upper case. (See “Upper Case Removal” on page 46)
2. Remove 4 screws (SMH/W6# X 6N) securing the power supply unit to the
body case, and pull out the power supply unit toward back of the CCS
8200 until its stoppers touches the body case.
3. Remove the harness PS1, which comes from the power supply unit, from
the outside of the connector on the mother board.
4. Remove he harness PS2, which comes from the power supply unit, from
the inside of the connector on the mother board.
5. Remove harness, which is connected to 2 cooling fans (CPU cooling fan
and fan) from the power supply unit, from the relay connector part.
6. By moving the rear edge of the power supply unit to the right, release the
connection between the stopper of the unit and the body case. Then
remove the power supply unit.
Figure 4-3. Power Supply Unit Removal
NOTE:
Screw tightening tongue: 11 ± 0.5kgf.cm
4.2.4 Mother Board Removal
1. Remove the upper case. (See “Upper Case Removal” on page 46)
2. Remove the optional board (ISA / SCSI / Network / ECP Board). (See
“Optional Board Removal” on page 46)
3. Remove the power supply unit. (See “Power Supply Unit Removal” on
page 48)
4. Remove the 5 screws (SMH/W6# X 6N) securing the mother board to the
body case. Then, remove the mother board.
Figure 4-4. Screw positions securing the Mother Board
NOTE:
Screw tightening tongue: 11 ± 0.5kgf.cm
DIP2
DIP1
CPU
PCI1: ECP Board
PCI2: SCSI Board
PCI3: Network Board
PCI4: Blank
SLOT1: ISA Board (Target Board)
SLOT2: Blank (Master Board)
Screw
KB_UP
4 Screws
Body Case