4-24
4
Service Procedures
Replacing the motherboard
This section includes the procedures required to replace the
Print Controller X4(AR-PE1) motherboard. Spare motherboards ship without memory,
CPU, or the BIOS chip. The memory, CPU, and BIOS chip from the old board will
need to be installed on the replacement motherboard.
T
O
REPLACE
THE
MOTHERBOARD
1.
Place the motherboard in the tray and insert the motherboard so that the back panel
connectors on the motherboard fit into the cutouts in the back of the tray. Make sure
that the clip in the tray fits over the USB connector.
2.
Align the mounting holes in the motherboard with the standoffs in the tray.
3.
Replace the six motherboard mounting screws that attach the motherboard to the tray.
4.
If you replaced the motherboard with a new board, replace the following components on
the board:
• Memory (see page 4-26)
• CPU, heatsink, and CPU fan (see page 4-28)
T
O
REPLACE
BOARDS
1.
Replace the following boards in the motherboard:
• AGP video board in connector AGP1
• Copier interface board in connector PCI2
• IX UIB board in connector PCI3
• If the Token Ring board is installed, reseat it in connector PCI4
• Ethernet board in connector PCI5
2.
Reseat any option boards installed in remaining connectors on the motherboard.
When replacing boards, slide them straight into the board guides. As you plug the boards
into the connectors on the motherboard, make sure that the board connectors are
properly aligned with the connectors on the motherboard. The connectors on the boards
are keyed to fit only one way on the motherboard.
