Power Supply Board - Printronix P8000 SERIES Maintenance Manual

Power Supply Board

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 on the board during removal or installation. Lift and
handle the board only by the loops provided for this purpose.
Removal
1. Prepare the printer for maintenance (page 178).
2. Cabinet Models: Remove the paper path (page 243).
Tabletop and Pedestal Models: Remove the electronics barrier panel
(page 237).
3. Disconnect all cable assemblies going to and from the power supply
board. (See page 284, item 3.)
4. Loosen—do not remove—the two screws securing the power supply
board to top rear wall of the card cage. (See page 284, item 15.)
5. Grasp the power supply by the handling loops, tilt it forward, and lift it out
of the printer.
Installation
1. Holding the power supply by the handling loops, tilt the bottom of the
power supply toward the rear of the card cage and insert the tabs on the
the power supply base in the channels on the lower rear card cage wall.
2. Rotate the top of the power supply board toward the rear of the card cage
until the slots on the upper brackets bottom out on the screws on the top
rear wall of the card cage.
3. Tighten the two screws securing the power supply board to top rear wall
of the card cage. (See page 284, item 15.)
4. Reconnect the AC power at P1 and DC power at P101A and P101B.
5. Set the coil temperature if the original power supply was replaced by a
new or refurbished power supply (page 177).
6. Cabinet Models: Install the paper path (page 243).
Tabletop and Pedestal Models: Install the electronics barrier panel
(page 237).
7. Return the printer to normal operation (page 179).

Power Supply Board

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