Dc/Dc Converter) Schematic Diagram - Sony DCR-TRV120 Service Manual

VC-235 (DC/DC CONVERTER) SCHEMATIC DIAGRAM
1
2 3 4
VC-235 BOARD (16/16)
A
DC/DC CONVERTER(DD BLOCK)
-REF.NO.:10,000 SERIES- NO MARK:REC/PB MODE
R:REC MODE
XX MARK:NO MOUNT
P:Digital8 PB MODE
CN1113 42P
C:Hi8/Std8 PB MODE
REG_GND 1
REG_GND 2
INIT_CHARGE_ON 3
INIT_CHARGE_ON
B
XPHOTO_MODE_SW 4
XPHOTO_MODE_SW
XCAM_MODE_SW 5
XCAM_MODE_SW
DC_PACK_SW 6
DC_PACK_SW
SHOE_ON 7
SHOE_ON
FAST_CHARGE 8
FAST_CHARGE
XVTR_MODE_SW 9
XVTR_MODE_SW
XS/S_SW 10
XS/S_SW
BATT_SIG 11
BATT_SIG
BATT/XEXT_SW 12
C BATT/XEXT_SW
BATT_UNREG(F302) 13
BATT_UNREG(F302) 14
C/D_VS_D1.5V 15
C/D_VS_D1.5V 16
C/D_VS_D1.5V 17
C/D_VS_D1.5V 18
FU-138/143 BOARD VTR_UNREG 19
CN254
VTR_UNREG 20
D (SEE PAGE 4-86)
VTR_UNREG 21
VTR_UNREG 22
BL_REG_UNREG 23
BL_REG_UNREG 24
BL_REG_UNREG 25
BL_REG_UNREG 26
PC_UNREG 27
PC_UNREG 28
E
SHOE_UNREG 29
SHOE_UNREG 30
REG_GND 31
REG_GND 32
REG_GND 33
REG_GND 34
REG_GND 35
F
REG_GND 36
REG_GND 37
REG_GND 38
REG_GND 39
REG_GND 40
REG_GND 41
REG_GND 42
LND131 A
G
LND132 A
LND133
A
H R1305
0
C1308
R1309
2200p 10k
R1/P1/C0.5
16 15 14
I
R1303
0.9
56k
FEED_BACK-5
2
R1307
OUTPUT_MONITOR-4
0
1.4
INV_INPUT-4
C1307 0.8
3300p
FEED_BACK-4
0.7
RT
R1301 22k
1.2
CT
C1301 220p
0
SCP
C1304 0.1u
J 1.5
MOS_DUTY
R1302 33k 0
GND
C1305 0.047u 2
SOFT_START
1.5
VREF
C1302
0.1u 8.2
VCC
C1303
3
0.1u STANDBY-3
3
STANDBY
1.6
C1360
STANDBY-7
XX 0.8
K
FEED_BACK-3
C1306
0.01u
R1306
22k
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
1.6
L
05
M
R1310
0
• See page 4-11 for VC-235 printed wiring board. • See page 4-89 for waveforms.
5 6 7 8 9
74
VC-235 BOARD (10/16)
R1316
0
C1332
4.7u
10V
VTR_DD_ON
TRV
MODEL
C1324
XX
C1314
470p 40
13 12 11 10 9 8 7 6 5 4 3 2 1
8.1
OUTPUT-6
7.1
BOOT_CAP_L-6 C1316
8.6 0.001u
BOOT_CAP_H-6
OUTPUT_GND-4,5,6,7
8.5
BOOT_CAP_H-5
C1317
6.9
0.001u
BOOT_CAP_L-5
8
46 OUTPUT-5
IC1301 8
CXA3057R-T6 OUTPUT-4
8.2
7
BOOT_CAP_L-4 C1318
IC1301
8.6 0.001u
45 BOOT_CAP_H-4
2.7
DRUM/CAPSTAN PWM DRIVE
MOS_GATE-4
DC/DC CONTROL
OUTPUT_GND-1,2,3
8.5
BOOT_CAP_H-3
C1319
41 42
7 0.001u
BOOT_CAP_L-3
8
OUTPUT-3
8.2
OUTPUT_
VCC-1,2,3
44
43
C1315
0.001u
C1313
0.001u
R1345
R1346
0
XX
C1323
4.7u
10V
4-45
10 11 12 13 14
TRV MODEL
PD-117 BOARD (1/2) CN5701
(THROUGH THE DP-77 HARNESS)
(SEE PAGE 4-71)
89
VC-235 BOARD (13/16)
TRV MODEL
L1317 L1318
22uH 4.7uH
8.2 5.1
1
6
7.7
2 5
3 4
Q1309
CPH6702-TL
SWITCHING
C1347
10u
C1344
10V
4.7u
10V
Q1305
CPH6702-TL L1303
SWITCHING 22uH
8.2 Q1310-1313
1 6
MT5V REG
8.1
C1321 2 5 1.4
C1329
Q1312
4.7u
3 4.7u 8.2 2SA1832F-Y/GR(TPL3)
10V 4 Q1311
10V
2SB1581-T1
4.9 MT_5V
7.9
R1317
47k
Q1306 R1321
22k C1348
CPH6702-TL
L1304
10u
SWITCHING 22uH
8.2 8.2 6.3V
1 6
Q1310
8 1.7
2 5 R3.3/
C1330 2SC4738F-Y/GR(TPL3)
P3.3/
4.7u
3 4 C1.8
10V R1322
1.5 0.9
10k
R1347 R1348 R1318
10k
22k 4700
Q1303
CPH6702-TL Q1313
L1310
L1305
2SC4738F-Y/GR(TPL3)
SWITCHING 4.7uH
2 22uH
8.2
1 6
8 2 5
C1334
C1331
3 4
10u
4.7u
10V 6.3V
Q1308
SI2304DS-T1
SWITCHING
2.7
L1306 4.7uH
D_2.8V
L1302
4.7uH
22uH L1307
8.2 1 A_2.8V
6
L1308
7.9 2 5
2.9 4.7uH
AU_2.8V
Q1304 3 4
CPH6702-TL L1309
4.7uH
SWITCHING EP_2.8V
2.2
C1340 C1343
C1336
Q1307 22u 10u 10u
C1333
SI2304DS-T1 6.3V 6.3V 6.3V
C1327 10u
A A
SWITCHING 4.7u B
6.3V
10V A
Q1314
D1304 RN1104F(TPL3)
XX
EMERGENCY
0
DETECTOR
D1302
4 5 6 T1301
MA796-TX C1337
1.6
R1319
4.7u
47k
-0.9
4 5
3 2 1
D1303
8
XX R1320
C1359
4.7u 22k
D1306
Q1301 3 6
1SS357-TPH3
CPH6102-TL
SWITCHING
D1305
1SS357-TPH3
2 7
C1328
C1342
0.01u 0.1u
1 8
D1301
1SS357-TPH3 C1338
4.7u
L1319 XX
Q1302 L1312 4.7uH
EVF_BL_4.75V
CPH6702-TL
L1301 L1313 4.7uH
SWITCHING
33uH AU_4.75V
8.2 4.7
1 6 L1314 4.7uH
A_4.75V
7.8 2 5
L1315 4.7uH LCD_4.75V
CH-2 3 4
RP_4.75V
C1326
L1316
4.7u
22uH
10V
C1346
C1335
10u
10u
6.3V
TRV MODEL 6.3V
B
A
C1339 C1341 C1345
10u 10u 10u
6.3V
6.3V 6.3V
A
A A
TRV MODEL
DCR-TRV120/TRV120E/TRV120P/TRV125E/
15 16 17 18 19
TRV MODEL:DCR-TRV120/TRV120E/TRV120P/TRV125E
TR MODEL:DCR-TR8000E/TR8100E
TR MODEL
EVF_BL_4.75V R1324 0
R1325 0
Q1317,1319 Q1319
SWITCH MGSF1P02LT1
R1328
C1351
1M R1329
1M 0.01
Q1320,1321,1323,1325
12V REG
C1349
EVF_DD_ON
XX
TRV MODEL
Q1317
UN9213J-(K8).SO
A_4.75V
Q1325
Q1320
2SC4738F-Y/GR(TPL3) 2SC4738F-Y/GR(TPL3)
R-6.8/
Q1323
Q1316 P0.3/
2SC4738F-Y/GR(TPL3) 13.4 2SA1832F-Y/GR(TPL3)
C0.3
CAM_12.0V
-7.8 R1334
R1323 P12.4/ R1338
R1330 100k
P0/ 100k
100k
100k
C0
R12.8/P13.4/C13.4
R-7.2/ R1331 4.7
R4.7/
P-7.8/
18k C1354
P0/
C-7.8 10u
C0
0
20V
R1339 TA
C1350
R2.9/P0/C0 4.2 47k
10u B
R1332 20V
220k TA R1333 R1340
R0.5/
47k 15k
P0/ R2.4/ ± 5%
R1327
C0 C1352 P0/
CAM_DD_ON 22k R1336
0.1u
22k C0
Q1315 Q1321
2SA1832F-Y/GR(TPL3) 2SC4738F-Y/GR(TPL3)
Q1318
2SA1832F-Y/GR(TPL3)
Q1315,1316,1318
-6.5V REG
TRV MODEL
IC1302 Q1322,1324,1326
C1353
-15.3 REG
TK11119SCL
0.1u
1005
1.9 Q1326
1.2
2SA1832F-Y/GR(TPL3)
Q1324
IC1302 PANEL_-15.3V
-22.2 2SC4738F-Y/GR(TPL3)
R1341
1.9V REG R1335 -15.9
2.8 4700
2.8
100k -21.6 ± 5%
R1342
L1321 Q1322
C1355
4.7uH -0.1 220k
2SA1832F-Y 2.2u
D_2.8V
/GR(TPL3)
2012
C1322
10u R1343
C1320
68k
4V 0.5
10u
A R1308 R1337
6.3V
100k
0
A
A_4.75V
PANEL_13.3V
L1320
22uH
IC1303
6V REG
6.7
L1322
XX
5 4
TRV MODEL
C1356
1 2 3
L1311 R1315 2.2u
0 2012
4.7uH 5.9
C1357
6.7
C1358 10u
XX 10V
A
SIGNAL PATH
REC REC/PB
Drum servo(speed and phase)
Capstan servo(speed and phase)
4-46
TR8000E/TR8100E
20 21 22
EVF_13.3V
R1344
XX
EVF_BL
A_2.8v
69
A_2.8V
D_2.8V
VC-235 BOARD (10/16)
D_2.8V
EP_2.8V
EP_2.8V
MT_5V
MT_5V
REG_GND
A_2.8V
A_2.8V
RP_4.75V
55
RP_4.75V
VC-235 BOARD (8/16)
REG_GND
RP_6.0V
D_2.8V
D_2.8V 79
MT_5V
MT_5V VC-235 BOARD (11/16)
REG_GND
D_2.8V
84
D_2.8V
VC-235 BOARD (12/16)
REG_GND
D_2.8V
89
D_2.8V
MT_5V
MT_5V VC-235 BOARD (13/16)
REG_GND
AU_2.8V
AU_2.8V
91
A_4.75V
A_4.75V
VC-235 BOARD (14/16)
REG_GND
EVF_BL
EVF_BL_4.75V
EVF_BL_4.75V
AU_2.8V
AU_2.8V
93
A_4.75V
A_4.75V
VC-235 BOARD (15/16)
AU_4.75V
AU_4.75V
MT_5V
MT_5V
REG_GND
CL1300
GND
LND134
PB
DC/DC CONVERTER
VC-235 (16/16)