Canon imagePRESS P400 Service Manual page 43

4. If you are removing the chassis fan in order to replace it with a new one, remove the fan guard from the face of the
fan (see Figure 18).
To remove a rivet, squeeze and push the locking end of the rivet with your fingers or a screwdriver while using a flathead
screwdriver to pry loose the rivet head.
NOTE:
Do not used the original rivets that you had removed from the old fan. Use the rivets provided in the bag which is a part of the
spare fan kit.
No.
1 Airflow direction
2 Fan guard
3 Rivet (1 of 4)
● To replace the chassis fan
1. If you are installing a new chassis fan, attach the fan guard to the correct face of the new fan.
Use the fan guard and four rivets that you removed from the old chassis fan. Position the guard against the face of the new
fan so that the airflow arrow on the fan points toward the guard (see
all the way through its mounting hole until the rivet snaps into the locked position.
2. Take off the fan cable from the cable line hole.
No.
1 Cable line hole
2 Fan cable
3. Position the fan against the chassis.
When correctly positioned, the fan guard on the fan should face the motherboard, and the fan cable should reach its connector
on the motherboard.
Figure 18: Removing/replacing the chassis fan guard
Figure 19: Taking off the fan cable from the cable line hole
Name
"Remove the chassis fan" on page
Name
37
3. REPLACING PARTS
36). Push each rivet