Canon LV-S3E/D78-5423, Service Manual, Page: 31 / 106

3.5 Thermal SW Removal
1. Remove 1 screw (M3x6)
to take the Thermal Switch (SW902) and
the Cover Spacer off.
3.6 Optical Unit Removal
1. Remove 2 screws A (M3x10) and take the
Lamp Cable off.
2. Remove 6 screws
B
(T3x10) and take the
Optical Unit upward off, making sure that
the zoom lever is just under position.
Note:
As for the work, a Lamp Holder was
removed first is easier. Remove a screw
B that surrounded Fig. 2-10 and two
screws, which show it in 14-page "Lamp
Holder removal", then remove the Lamp
Holder.
Part 2: Repair Information
2-7
Thermal SW
(SW902)
Lamp Cover Spacer
Thermal SW Cover
Zoom Lever
A
A
B
B
B
B
B
B
Optical Unit
Lamp Cable
Cover lens sheet
Fig. 2-9
Fig. 2-10
Lamp Holder