Canon imagePRESS P400 Service Manual page 28

3. Remove the mounting screw that secures the printer interface board to the imagePRESS Server chassis (see Figure
7).
Set aside the mounting screw so that you can replace it later.
No.
1 Mounting screw
4. Remove the printer interface board from the chassis.
Gently pull the printer interface board straight out of the PCIE x16 slot on the riser card. Place the printer interface board on
an antistatic surface.
● To replace the printer interface board
1. Firmly seat the printer interface board in PCIE x16 slot on the motherboard. For the location of PCIE x16 slot, see
"Motherboard parts and connectors" on page
2. Replace the mounting screw that secures the printer interface board to the chassis.
Insert the mounting screw through the chassis and into the hole on the board mounting bracket (see
interface board" on page
3. Connect one end of the 10-pin power button cable to J351 connector on the printer interface board. Connect the
other end to the J29 connector on the motherboard.
The cable connector is keyed to fit only one way.
4. Reassemble the imagePRESS Server and verify its functionality (see
after service" on page
■ DIMM
DIMM (dual in-line memory module) is held in place by a lever at the end of DIMM slot. The motherboard contains two DIMM
slots (See "Motherboard parts and connectors" on page
NOTE:
• DIMMs must be correctly installed in order for the imagePRESS Server to function properly. To ensure proper operation,
replace DIMMs only with approved replacement DIMMs.
• Approved DIMMs are available from your authorized service/support center.
● Replace a DIMM
1. Shut down the imagePRESS Server, remove all cables from the back, and open the system (See
imagePRESS Server" on page
To access the DIMMs, you must remove the chassis cover.
Figure 7: Removing the printer interface board
26. The printer interface board is keyed to fit only one way.
21). Tighten the screw completely.
43).
18).
Name
"Restoring imagePRESS Server functionality
26).
22
3. REPLACING PARTS
"Remove the printer
"Accessing the