Instruction manual

5–12
Replacement Procedures and
Illustrated Parts List
Circuit Board: Power Supply
WARNING
To prevent injury from electric shock, wait at least one minute after
shutting off power before removing the power supply board. Do not
touch components or flex the board during removal/installation. Handle
the board by the its sides. Always wear a properly grounded static wrist
strap when handling the power supply board.
Removal
1. Prepare the printer for maintenance (page 4–2).
2. Remove the paper path (page 5–29).
3. Disconnect output connector P101 from the controller board and AC
input connector P1 from the power supply board. (See 5–61,
Figure 5–11.)
4. Loosen the three captive screws securing the power supply board to the
rear wall of the card cage.
5. Carefully pry the power supply board off the three studs on the rear wall
of the card cage.
6. Remove the power supply board from the card cage.
Installation
1. Position the power supply board over the three studs on the rear wall of
the card cage and gently pop the board into position on the studs. (See
5–61, Figure 5–11, item 4.)
2. Tighten the three captive screws securing the power supply board to the
rear wall of the card cage.
3. Connect output connector P101 to the controller board and AC input
connector P1 to the power supply board. (See 5–61, Figure 5–11.)
4. Install the paper path (page 5–29).
5. Return the printer to normal operation (page 4–3).