Canon PowerShot A300, Service Manual

Page: 55 / 130

3-5
CHAPTER 3. REPAIR INSTRUCTION
Fig. 3-5 BACK LIGHT UNIT, LCD PANEL
2.3 BACK LIGHT UNIT, LCD PANEL
(1) BACK LIGHT UNIT, LCD PANEL
1. Remove soldering from the three positions. *1
NOTE1 (Assembling)
After soldering, apply the DIA BOND 1663G.
2. Remove the four screws
c
.
3. Remove the BACK LIGHT UNIT, LIGHT SHADING SHEET and LCD PANEL together as a single unit.
NOTE2 (Assembling)
Align position of the two dowels that determine position of the REAR COVER UNIT.
4. Disengage the four claws at the top, bottom, right and left. The separate the BACK LIGHT UNIT, LIGHT
SHADING SHEET and LCD PANEL each other.
CAUTION
Be careful that the LIGHT SHADING SHEET should not drop when separating them.
NOTE3 (Assembling)
In the case of the service part, the protection sheet is attached. Remove the protection sheet before
assembling.
NOTE1 (Assembling)
NOTE2 (Assembling)
NOTE3 (Assembling)
METAL
M1.7
(SELF TAP)
XA4-9170-407
4.0mm
c
(1)-1 Soldering
(1)-3
BACK LIGHT UNIT
(1)-3
REAR COVER UNIT
Setting the position during assembling
(1)-2
c
(1)-2
c
(1)-4
LCD PANEL
(1)-4
LIGHT SHADING SHEET
(1)-4
Claw
(1)-4
Claw
(1)-4
BACK LIGHT UNIT
(1)-4
(1)-4
CAUTION