Dc/Dc Converter - Sony CCD-TR317E Service Manual

For Schematic Diagram
• Refer to page 4-90 for waveforms.
2 3 4
1
DD-134 BOARD
A

DC/DC CONVERTER

-REF.NO.:2000 SERIES-
XX MARK:NO MOUNT
CN301 7P
DCPACK_SW 1
Q302
SI4963DY-T1
ACV_GND 2
B
BATT/XEXT 3 7.8
BATT_UNREG 4 1
R303 C307
1k XX
BATT_GND 5
B
3
ACV_UNREG 6
BATT_SIG 7
C306
XX
B
J901 D305
BATTERY MA8120-TX
TERMINAL
C
C310
7.8
0.022u
B
LND301 A
0
R310
1M
LND302 A
D301 Q301
01ZA8.2(TPL3) D304 2SK1830-TE85L
LND303
A MA8082-(K8).S0
D
LND304 A
LND305 A
LND306 A
A
LND307
E
CAD_ERROR
DRUM_ERROR
R330
0
± 5% C311
0.022u
R311
1608
B 220
F
R335
68k
± 0.5%
1608
0.7
FEED_BACK-5
1.9
OUTPUT_MONITOR-4
INV_INPUT-4
R306 1k
C309 1.4
G 5600p FEED_BACK-4
R301 B 0.7 0.8
22k RT
C301 1.2
220p CT
C302 0
B
0.1u SCP
B 1.4
R302
MOS_DUTY
33k
GND
C303
2.0
0.047u
SOFT_START
B
C304 1.5
0.1u
VREF
B 8.2
C305
H VCC
0.1u
B 2.9
STANDBY-3
VTR_DD_ON
2.9
C367
STANDBY
0.01u
1.6
B
STANDBY-7
0.8
FEED_BACK-3
C308
0.01u
B
R305
I
22k
R353
XX
NO MARK:REC/PB MODE
R :REC MODE
J
P :PB MODE
( ) :REC/PB MODE(1/4CCD MODEL)
SIGNAL PATH
REC REC/PB PB
Drum servo (speed and phase)
K
Capstan servo (speed and phase)
L
Note : The components identified by mark 0 or dotted
16
line with mark 0 are critical for safety.
Replace only with part number specified.
5 6 7 8
VIDEO LIGHT
MODEL
Q303
TRV MODEL F306 1.4A
2SB1122-ST-TD
F305 1.4A
R313
R316 F304 1.4A
10
1k
2 1/8W
F303 1.4A
8.3
3216
8
7
7.6 R319
5 47k
6
R317
6800
0
4
F302
7.8
Q306
XX
1.8 C321
33u C327
16V
0.1u
0 TA F
Q305
2SK1830-TE85L C 1608
TRV
MODEL
R354
R304
10k
33k
1608
C365
XX
C317
470p
B
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
2
OUTPUT-6
7.9
BOOT_CAP_L-6
6.9
BOOT_CAP_H-6
8.4
OUTPUT_GND-4,5,6,7
BOOT_CAP_H-5
8.4
1
BOOT_CAP_L-5
6.9
OUTPUT-5
IC301
7.9
OUTPUT-4
7.8
C328
C325
BOOT_CAP_L-4 4.7u
IC301 6.8 0.001u B
BOOT_CAP_H-4 B
CXA3057R-T6
8.3
MOS_GATE-4
OUTPUT_GND-1,2,3
BOOT_CAP_H-3 C326
8.3 0.001u
B
BOOT_CAP_L-3
6.8
OUTPUT-3
7.9
OUTPUT_
VCC-1,2,3
8.1
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
C316 C318
0.001u 0.001u
B B
C330
4.7u
10V
B
4-85
9 10 11 12
VIDEO LIGHT TRV MODEL
R322 Q316
L318 L319
MODEL 0 CPH6702-TL
22uH 4.7uH
1/8W 8.3
4.9
7.8
4.9
C331
4.9
XX
B
2012
R320
R321 C339 C352 C355
XX
10u
XX 4.7u 4.7u
Q315 10V 6.3V 10V
XX B
D314 R355
D307
XX XX
XX
Q311 L304 Q318
Q319
CPH6702-TL
22uH 2SB798-T1-DLDK
8.1 2SA1832F-Y MT_4.75V
1.1 8.1 4.9
7.9 CH-6 CHOKE
1.1 C336 R323
CAP VS
C329 7.5
4.7u 47k R327
4.7u
1.1 6.3V 22k
10V ± 0.5%
B
7.1 1608
4.9
Q312 Q317
L305
1.5
CPH6702-TL 2SC4738F-Y
33uH
8.1 CH-5
1.4
1.5
7.9 DRUM VS CHOKE
R328
C366 0.9 0.9
10k
1.5 0.01
± 0.5%
C337 B R358
R324
1.5 4.7u 10k 4700 1608
± 0.5%
6.3V
R357 Q320
R356 2SC4738F-Y
22k
L306 L303
XX ± 0.5%
22uH 4.7uH
8.1 CH-4
7.9 1.9V 1.9 CHOKE
C341
1.9 C338
4.7u 2.2u
1.9 6.3V 6.3V
A
Q309
CPH6702-TL
L307 4.7uH
Q310 D_2.8V
CPH6702-TL L302
22uH L308 4.7uH
8.1 A_2.8V
2.8
7.9 CH-1 CHOKE
L309 4.7uH
AU_2.8V
2.8
2.8 FB310
EVF_2.8V
2.8
C333 C340 C347 C351
C343
2.3 4.7u 33u 10u
10u 1u
4V
6.3V B 6.3V
6.3V
A
A:ROHM REG GND
Q313
D310
SI2304DS-T1
1SS357(T3SONY1)
R332
R334
18k
XX
CH-3 ± 0.5%
Q307
2SB1122-ST-TD D309
T301
XX
8.0 0
TRV
4 5 D311 R325
MODEL
1SS357(T3SONY1) 1.4
47k
-1.3
D312
C344 C349
1SS357(T3SONY1)
7.9 4.7u 2.2u
3 6
F F
3216 2012
D313
1SS357(T3SONY1)
2 7 Q321
RN1104F
C350
C345 R326
4.7u 0.1u 22k
1 8 F F
C335
0.01u
F
D308
1SS357(T3SONY1)
L313 22uH
EVF_BL_4.75V
L314 4.7uH
AU_4.75V
Q308
L301
CPH6702-TL
33uH
8.0
L315 22uH
A_4.75V
4.7
7.5 CHOKE
L316 4.7uH
LCD_4.75V
CH-2 4.7
L317 22uH
RP_4.75V
4.7
C332
4.7u
6.3V
C342 C346 C348 C353 C354
22u 10u 22u 2.2u 10u
6.3V 6.3V 6.3V 6.3V 6.3V
A A
A:ROHM A:ROHM
CCD-TR317E/TR417E/TR427E/TR617E/TR717E/TR918E/
TRV37E/TRV47E/TRV48E/TRV57E/TRV67E/TRV87E
13 14 15 16 17
R336
100k :1/6 CCD MODEL
68k :1/4(A) CCD MODEL
:1/4(B) CCD MODEL
100k
R337
0 :1/6 CCD MODEL
22k :1/4(A) CCD MODEL
:1/4(B) CCD MODEL
0
Q323 (-5.0)
2SC4738F-Y -7.0
-9.4
R329
R336
100k
-6.8 ± 0.5%
-8.8 R337
± 5%
Q322
2SA1832F-Y
C358 C362
0.5 FB320
-0.1 4.7u XX
F F XX
2012
3216
R333 R338
22k 220k
± 0.5%
Q325
2SA1832F-Y
C356
10u
6.3V
Q331
A:ROHM
2SA1832F-Y (12.0) Q333
14.7 2SC4738F-Y
15.1
R341
100k
R347
14.4 (12.0)
100k
Q329
14.7 ± 0.5%
2SC4738F-Y R350
XX
A_4.75V
± 5%
4.7 C364
4.7
Q330
4.7u
R348
2SC4738F-Y 4.1
47k F
± 0.5% 3216
2.9
R340
R349
47k C360 2.4
± 5%
0.1u R343
B
22k
R349
0 :1/6 CCD MODEL
18k :1/4(A) CCD MODEL
0 :1/4(B) CCD MODEL
Q328
2SC4738F-Y
-23.8 -15.5
R344
R339
0
100k ± 5%
-23.2
R345
Q327 220k C361
2.2u
2SA1832F-Y ± 0.5%
F
0 2012
R346
68k
0.5
± 0.5%
R342
100k
Q332
2SB1462J-QR(K8).SO
FB321 C363
0uH 2.2u
F
2012
TRV MODEL
TR MODEL : CCD-TR317E/TR417E/TR427E/TR617E/TR717E/TR918E
TRV MODEL : CCD-TRV37E/TRV47E/TRV48E/TRV57E/TRV67E/TRV87E
1/6 CCD MODEL : CCD-TR317E/TR417E/TR427E/TRV37E/TRV47E/TRV48E
1/4(A) CCD MODEL : CCD-TR617E/TR717E/TRV57E/TRV67E/TRV87E
1/4(B) CCD MODEL : CCD-TR918E
SUPER NIGHT SHOT MODEL : CCD-TR918E/TRV87E
VIDEO LIGHT MODEL : CCD-TR617E/TR717E/TR918E/TRV57E/TRV67E/TRV87E
4-86
18 19 20
CN931 48P
1 EVF_BL_4.75V
SHOE_ON
2 SHOE_ON
BATT_SIG
3 BATT_SIG
SHOE_UNREG
4 SHOE_UNREG
5 SHOE_GND
6 SHOE_UNREG
7 SHOE_GND
8 SHOE_UNREG
9 SHOE_GND
INIT_CHARGE_ON
10 INIT_CHARGE_ON
BATT/XEXT_SW
11 BATT/XEXT_SW
FAST_CHARGE
12 FAST_CHARGE
CAM_DD_ON
13 CAM_DD_ON
VTR_DD_ON
14 VTR_DD_ON
DC_PACK_SW
15 DC_PACK_SW
16 D_1.5V
BATT_UNREG
17 BATT_UNREG
18 EVF_13.3V
19 AU_4.75V
20 AU_4.75V
VTR_UNREG
21 VTR_UNREG
22 VTR_UNREG
23 EVF_BL_GND
24 MT_4.75V TO
VC-234 BOARD
25 EVF_2.8V CN981
26 CAM_15V/12V (SEE PAGE
4-33)
27 CAM_-7.0V/-5.0V
28 AU_2.8V
29 A_2.8V
30 A_2.8V
31 D_2.8V
32 D_2.8V
33 A_4.75V
34 A_4.75V
35 RP_4.75V
36 RP_4.75V
37 REG_GND
38 REG_GND
39 MT_GND
40 REG_GND
41 MT_GND
42 MT_GND
DRUM_ERROR
43 DRUM_ERROR
CAP_ERROR
44 CAP_ERROR
45 CAP_VS
DRUM_VS
46 DRUM_VS
CAP_VS
47 CAP_VS
48 DRUM_VS
KIKUZA
A
LND308
TRV MODEL
CN933 8P
1 SE_GND
2 BL_GND
BL_REG
3 BL_REG TO
BL_CONT PD-117 BOARD
4
BL_CONT CN5701
PANEL_-15.3V
5 PANEL_-15.3V (SEE PAGE
PANEL_13.3V
4-75)
6 PANEL_13.3V
PANEL_4.75V
7 PANEL_4.75V
PANEL_2.8V
8 PANEL_2.8V
DC/DC CONVERTER
DD-134