Sony GV-D1000E - Digital Video Cassette Recorder, Service Manual

Page: 30 / 134

GV-D1000/D1000E
COVER COVER
3. BLOCK DIAGRAMS
3. BLOCK DIAGRAMS
3-11 3-12
3-6. POWER BLOCK DIAGRAM (1/3)
S
7
31
28
2
6
5
1
57
54
18
41
45
42
40
49
50
34
27
6
7
2
3
46
37
21
22
29
30
64
10
11
58
14
15
1
4
5
8
6
1
5
4
3
2
IC1301
IC1303
IC1302
L1313
L1314
L1315
L1316
BATTERY
TERMINAL
DC IN
CN2501
BATT UNREG
Q2501,
2502
Q2506,
2507
ACV UNREG
ACV GND
BATT/XEXT SW
FAST CHARGE SHOE ON
F2501
F2502
F2504
F2505
F2503
Q2503,2504
CHARGE
SWITCH
INIT CHARGE ON
C/D VS D1.5V
BL UNREG
VTR UNREG
BL CONT
VC–275 BOARD (1/2)
DC/DC CONVERTER
(12/13)
(4–58)
(4–58)
NONINV
INPUT–7
STANDBY–7
OUTPUT–7
MONITOR-7
OUTPUT
OUTPUT VCC–7
OUTPUT VCC–4,5,6
OUTPUT–4
MOS GATE–4
OUTPUT
MONITOR–4
OUTPUT–1
MOS GATE–1
OUTPUT
MONITOR–1
VCC
COMP
VREF
VTR DD ON
16
VREF
OUTPUT VCC–1,2,3
OUTPUT–3
OUTPUT MONITOR–3
RT
CT
OUTPUT–2
OUTPUT
MONITOR–2
OUTPUT–6
OUTPUT MONITOR–6
NONINV INPUT–6
OUTPUT–5
OUTPUT MONITOR–5
NONINV INPUT–5
STANDBY–3
STANDBY
AU 2.8V
PANEL 13.3V
D 1.5V
BL CONT
BL REG
BATT UNREG
MT 4.9V
VTR UNREG
CAP VS
CAP ERROR
DRUM VS
DRUM ERROR
AU 4.6V
A 4.6V
PANEL 4.6V
RP 4.6V
A 2.8V
D 2.8V
D 1.6V
PANEL 13.3V
D 1.9V
A 4.6V
D 3.1V
BL REG
PANEL 2.8V
PANEL 13.3V
PANEL –15.3V
PANEL 4.6V
A 4.6V
A 2.8V
AU 2.8V
D 1.5V
D 1.9V
TO
POWER
BLOCK(2/3)
AU 4.6V
Q1303
SWITCHING
Q1308
SWITCHING
Q1307
SWITCHING
Q1304
SWITCHING
Q1301
SWITCHING
Q1302
SWITCHING
Q1305
SWITCHING
Q1306
SWITCHING
L1305 L1321
L1310
Q1330
L1302
T1301
Q1314
D1301 (1/2)
RECT
D1301 (2/2)
RECT
EMERGENCY
DETECT
RECT
D1302
Q1322,
1324,
1326
L1301
L1303
L1304
CAP VS
CAP ERROR
DRUM VS
DRUM ERROR
BATT UNREG
L2501
L1317
L1318
1.6V REG
1.5V REG
Q1309
SWITCHING
EX UNREG
SHOE ON
BATT SIG
INIT CHARGE ON
VTR DD ON
FAST CHARGE
BATT/XEXT SW
BATT UNREG
MT 4.9V
VTR UNREG
EX UNREG
BL CONT
5V REG
Q1310–1313
EX UNREG
39 41
30 32
26 28
35 37
27 29
38 40
31 33
CN939
TO
POWER
BLOCK (3/3)
(MS-95)
D 2.8V
PANEL 13.3V
CAP VS
CAP ERROR
DRUM VS
DRUM ERROR
RP 4.6V
D 3.1V
D 1.6V
Q1328
D 1.9V
D 2.8V
A 2.8V
PANEL 2.8V
L1306
L1307
L1308
L1309
-15.3V
REG
PANEL -15.3V
BATT SIG
BATT GND
(PAGE 3-13)
(PAGE 3-15)
BT901
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.