Power Block Diagram - Sony CVX-V1 Service Manual

CVX-V1/V1P

3-5. POWER BLOCK DIAGRAM

VA-103 BOARD
(SEE PAGE 4-33 - 4-41E)
BATTERY
TERMINAL CN601
F601
BATT (+)
1
BATT SW (+)
2
Q604 IC602
BATT SW (–)
3
INITIAL RESET
BATT (–) D604
BACKUP VCC
4
BATT SIG
7 VIN VOUT 6
5
RESET 5
BATT SENS
IC601
L601
DC-DC CONVERTER
VCC 28
Q603
SWITCHING
D602
OUTPUT-4 37
22
CT
MOSGATE-4 60
21 RT Q605
SWITCHING
FB4 18
T601
43
OUTPUT VCC13
OUTPUT VCC24 31
2
Q601 D603
SWITCHING
CO 13 6
3
1
4
36
OUTPUT-3
3
FB3 34
Q602
SWITCHING
L602
IC701
L701
D601
50
OUTPUT-2
Y/C MIX
VIDEO AMP
FB2 35
STBY3 29
SYBT 30
VREF 37
OUTPUT VCC56 63
05
3-13
(FOR CHECK)
2
IF-69 BOARD
CN805 (SEE PAGE 4-41E)
LANC DC
CN802
CN901 CN902
UNREG UNREG
15 2
L901
16 1
IC801 LANC I/O
ID2
3 14
1 UNREG LANC DC 14 ID1
4 13
VCC 8 Q803
CONTROL SWITCH BLOCK
CN803
LED 1
1 POWER
IC802 POWER
LED
2
MUTE CONTROL
MUTE
SW 1
1 VCC 5 Q801
ON OFF
3
4
2 POWER
D803 5
IC803
SHUTTER
11
MUTE CONTROL SHUTTER
DIAL
1 VCC 5
DD ON
2 4
D802
CN801
EVER3.2V
3
3.2V
6
7
Q607-610
–7.0V
–7.0V
5
REG
L605
15V
4
EMERGENCY
DETECT
Q606
4.9V
8
LED PWR
IC702
L702 12
BATT SENS
ALC 18
MUTE
19
RESET
20
DD ON
21
BATT SIG
22
3-14
18
19
EASY
CONNECTOR
17
11
CS-53 BOARD
(SEE PAGE 4-15 - 4-24)
PHASE ADJUST
IC307
IC302 IC310
CAMERA
Y.C
PROCESS
L303
IC304 IC311
IC306
L302
EVR
D/A CONV.
IC309 IC312
IC305
L301
S/H AGC
IC313
A/D CONV.
IC304
IC401 TIMING
CN303 L401
GENERATOR
EVER3.2V
MIC AMP
28
3.2V 3.2V
25
24 4.9V
–7.0V –7.0V
26
15V 15V
27
IC502
CAMERA/MODE CONTROL
4.9V
23
LED PWR L501
19 89 LED PWR
BATT SENS
BATT SENS
13 71
MUTE
IC501
MUTE
12 60
RESET
11 38 RESET EEPROM
DD ON
10 37 DD ON
BATT SIG
9 48 BATT SI
Q501
49
BATT SO
Q502
CD-188 BOARD
(SEE PAGE 4-7 - 4-9)
IC001
IC101
CCD
TIMING
IMAGER
GENERATOR
IC002
CN301 CN101
3.2V 3.2V
9 4 BUFFER
–7.0V –7.0V
8 3
L001
15V 15V
7 2
3-15 3-16 E