Laser Focus Adjustment - Canon CLC5100 Series Manual

Chapter 2
12) Likewise, adjust the following volumes:
For Bk/Y laser unit,
Execute the following in service mode, and use
VR7:'FUNC>LASER>266 P00'
Execute the following in service mode, and use
VR8:'FUNC>LASER> 266 PFF'
For C/M laser unit,
Execute the following in service mode, and use
VR7:'FUNC>LASER>200 P00'
Execute the following in service mode, and use
VR8:'FUNC>LASER>200 PFF'
13) Press the Reset key to end service mode.
14) Turn off the power switch.
15) Remove the laser power checker, and install the
inlet cover.
2.4.6 Laser
Adjustment
CLC5100 / CLC4000
1) Check to make sure that the marking [1] on the lens
assembly matches the marking [2] on the lens
mount (standard position).
[1]
[2]
F-2-34
If the unit is not in standard position, loosen the
locking nut [3], and turn the lens assembly until the
distance to the end [4] of the lens assembly is 27.3
±0.2 mm, i.e., where the markings match.
2-18
Focus
0002-0382
F-2-35
2) Perform focusing adjustments by turning the lens
assembly once again according to the values
recorded on the label. For instance, if the value is
"+2/8," turn the lens assembly in the positive
direction (counterclockwise when viewing from the
end of the lens assembly) over two notches.
Feed length label
F-2-36
[4]