Main Pcb Ass'y, Shield Sheet Unit - Canon PowerShot S400 Service Manual

CHAPTER 3. REPAIR INSTRUCTION
(1)-1
k
(1)-3
(1)-1
NOTE (Assembling)
SHIELD
SHEET UNIT
Dowels
Align the SHIELD SHEET UNIT
with the position setting dowels
of the main body as shown in
the figure.

2.8 MAIN PCB ASS'Y, SHIELD SHEET UNIT

(1) MAIN PCB ASS'Y
1. Disconnect the five connectors.
2. Remove the two connector-cables.
3. Remove the screw of i, and the screw of k.
4. Remove the soldering (in the two places)
5. Slant the MAIN PCB ASS'Y in the direction of arrow, and disconnect the connector (in one place) then
remove the MAIN PCB ASS'Y.
CAUTION
Never touch the terminals of the capacitor. Be sure to discharge the capacitor with the discharging resistor
(about 1 kW/ 5 W).
(2) SHIELD SHEET UNIT
1. Remove the SHIELD SHEET UNIT.
NOTE (Assembling)
Align the SHIELD SHEET UNIT with the position setting dowels of the main body as shown in the figure.
(1)-4
Soldering
(1)-2
i
(1)-3
i
XA1-7170-357
SILVER
M1.7
Fig. 3-10 MAIN PCB ASS'Y, SHIELD SHEET UNIT
CAUTION
+ terminal
(1k /5W)
– terminal
(2)-1
SHIELD
SHEET UNIT
k
XA4-9170-359
3.5mm 3.5mm
BLACK
M1.7
(SELF TAP)
3-10
Discharging of the capacitor:
Never touch the terminals of
the capacitor.
Be sure to discharge the
capacitor with the
discharging resistor
(about 1 kW/ 5 W).
(1)-5
(1)-5
(1)-5
MAIN PCB ASS'Y