Canon PowerShot G3, Service Manual

Page: 82 / 185

3-10
CHAPTER 3. REPAIR INSTRUCTION
Fig. 3-10 MAIN BARREL UNIT, MICROPHONE UNIT
+ terminal
– terminal
q
q
XA4-9170-359
BLACK
M1.7
(SELF TAP)
3.5mm
m
m
m
A
B
3.0mm
XA1-7170-307
METAL
M1.7
MICROPHONE HOLDER
MAIN BARREL UNIT
MAIN BARREL UNIT
MICROPHONE UNIT
Cable of the
BAT BOX UNIT
Cable of the
BAT BOX UNIT
(1)-1
(1)-2
(1)-3
(1)-3
(1)-5
(1)-5
(2)-1
(2)-2
(1)-4
NOTE (Assembling)
CAUTION
Never touch the terminals of the capacitor !
Be sure to discharge the capacitor with the
discharging resistor (about 1k
Ω
/5W) !
2.2.7 MAIN BARREL UNIT, MICROPHONE UNIT
(1) MAIN BARREL UNIT
1. Remove the cable of the MICROPHONE UNIT.
2. Remove the cable of the BAT BOX UNIT from the groove of the MAIN BARREL UNIT.
3. Remove the two screws of
m
.
4. Remove the screw of
q
.
5. Remove the MAIN BARREL UNIT.
CAUTION
Remove it with utmost care not to touch the terminal of the capacitor.
NOTE (Assembling)
When installing the MAIN BARREL UNIT, route the cable underneath the MAIN BARREL UNIT at
A
, and hook on the groove of the MAIN BARREL UNIT at
B
.
(2) MICROPHONE UNIT
1. Remove the cable of the MICROPHONE HOLDER and the MICROPHONE UNIT from the MAIN BARREL
UNIT.
2. Remove the cable of the MICROPHONE UNIT from the MICROPHONE HOLDER.