3-24
COPYRIGHT © 2005 CANON ELECTRONICS INC. CANON DR-2580C FIRST EDITION APR. 2005
CHAPTER 3 DISASSEMBLY/ASSEMBLY
B. Lower Unit
Note:
When moving the optical unit, move the
timing belt by hand. Power cannot be
evenly transmitted if using the rail
mounted on the other side to move the
optical unit.
1. Optical Unit
1) Remove the upper unit.
2) Lift the contact assembly
{
1 to remove it.
And disconnect the cable
{
2 from the
PCB and pull the main shaft
{
3 out of the
optical unit
{
4 .
Note:
When disconnecting the cable from the
connectors, press those connectors by
hand to prevent the PCB from being
damaged.
Figure 3-407
3) Remove the timing belt
{
1 and cable
guide
{
2 out of the optical unit
{
3 .
Figure 3-408
Note:
Do not remove the cover of the optical
unit. Do not touch the glass tube of the
lamp.
* Notes on assembly
When assembling the contact assembly,
hook the end of the lever
{
1 on the pro-
jection
{
2 of the contact assembly. Hold
the cable with the 2 cable holders
{
3 .
Figure 3-409
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