Power Supply Circuit; Startup Of Power Supply - Canon MVX200 E Service Manual

2. Power Supply Circuit

2-1 Startup of Power Supply

MAIN P.C.B.
FROM
DC JACK
JACK DET
+
−
FROM
BATTERY
TERMINAL
+
−
KEY P.C.B.
28
LITHIUM
BATTERY
CN101
23
CN102
3 13
IC102
BACK UP
3V
REG.
DET
SW
RESET
2.6V
DET.
5 7
2.5V
REG.
DVDD
2.7V
VTR ON
PM SECTION
Fig. 1
MVX250i E, MVX200i E, MVX200 E
EJECT P.C.B.
EJ SW
DMC-III
CASSETTE
IN SW
CN91
11
10
CN2102
CN303
DC V DET
80
14
E3V
18
E3 DET
4
12
VCC
11 10
RESET
2 25 LI DET
71
DC J DET
53 CAM ON
52 VTR ON
3
TECHNICAL DESCRIPTION
OPERATION
KEY UNIT
POWER SW
12
2 3 1
CN101
66
EJECT SW
CAS IN 67
VTR
76
POWER SW
CAMERA
77
POWER SW
NET
51
POWER SW
IC100
MODE
MI-COM.
SERIAL
DATA
IC2301
FR
MI-COM.
(VIC4)