Sony DCR-TRV33 Service Manual page 16

COVER
COVER
For Schematic Diagram
• Refer to page 4-85 for printed wiring board.
2 3
1
VC-313 BOARD(11/14)
DRUM/CAPSTAN/LOADING MOTOR DRIVE
A
XX MARK:NO MOUNT
EP_13.3V
MT_GND
VTR_UNREG
63
(14/14)
D_2.8V
MT_5V
REG_GND
B
MECHNISM DECK
(Z100)
CN2501
10P
DRUM_FG_SENS
FG 10
DRUM_PG_SENS
PG-FG PG 9
FG/PG_COM 8
M_COM 7
DRUM_U 6
C
DRUM_U 5
M
DRUM_W 4
DRUM_W 3
M901
DRUM_V 2
DRUM MOTOR
DRUM_V 1
CN2502 27P
D
LM_LOAD 1
C2501
LM_LOAD 2
0.1u
LM_UNLOAD 3
LM_UNLOAD 4
DEW+ 5
DEW- 6
XMODE_SW_A 7
XMODE_SW_B 8
E
XMODE_SW_C 9
SW_COM/SW_GND 10
R2530
1k
TAPE_TOP 11
TO
MD BLOCK XREC_PROOF 12
SENSOR
CHIME_VDD 13
L2501
(PAGE 4-35 of LEVEL 2)
4.7uH
CHIME_SDA 14
CHIME_SCK 15
MIC/REC_SW_GND 16
F
XCCDOWN_SW 17
R2515
270
TAPE_LED_K 18
TAPE_LED_A 19
TAPE_END 20
TOP/END_GND 21
SREEL+ 22
SREEL- 23
R2502
HALL_GND 24
33
G
TREEL- 25
TREEL+ 26
HALL_VCC 27
R2503
33
CN2503 27P
CAP_V 1
CAP_V 2
M903
CAPSTAN CAP_V 3
H
MOTOR
CAP_V 4
HE_GND 5
M
UHE+ 6
UHE- 7
VHE+ 8
VHE- 9
WHE+ 10
CAP_W 11
I
CAP_W 12
CAP_W 13
HALL
CAP_W 14
WHE- 15
HE_VCC 16
CAP_U 17
CAP_U 18
CAP_U 19
J
CAP_U 20
N.C.
21
FG1 22
FG_VCC 23
FG FG_VCC 24
FG2 25
FG_GND 26
FG_GND 27
K
16
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
4 5 6 7
NO MARK:REC/PB MODE
FG_PG_COM
DRUM_COM CAP_W
CAP_V
DRUM_U CAP_U
Q2502
2SC5658T2LQ/R
DRUM_W CAP_ON LED DRIVE
R2529
100k
DRUM_V
0
4.1
R2527
4700
LM_+ TAPE_LED_ON
CAP_FWD
LM_-
MR_VCC
DEW_AD CAP_FG
R2505
MODE_SW_A XX
MODE_SW_B
FG1
MODE_SW_C
FG2
C2504
TAPE_TOP_C 1u
UHE+ B 6.3V
REC_PROOF UHE-
CHIME_VDD VHE+
CHIME_SDA VHE-
CHIME_SCK
WHE+
WHE-
XCC_DOWN
HE_VCC
C2505
TAPE_TOP_C
0.047u B 10V
TAPE_END_C TAPE_TOP
C2506
TAPE_END_C 0.047u B
10V
TAPE_END
S_REEL_+
C2508
S_REEL_- 0.1u B
T_REEL_-
T_REEL_+
C2502
L2502
10uH 0.001u
B
50V
S_REEL_+
CAP_V
S_REEL_-
SREEL_FG
T_REEL_+
T_REEL_-
UHE+
TREEL_FG
UHE-
2.8
VHE+ Q2501
2SA2030T2L 2.6
VHE- B+ SW
R2528
WHE+
22k
0.5
CAP_W
WHE-
HE_VCC
CAP_U
REC_PROOF
REC_PROOF
CHIME_VDD
CHIME_VDD
42
(5/14)
CHIME_SDA
CHIME_SDA
CHIME_SCK
CHIME_SCK
FG1
64
XCC_DOWN
XCC_DOWN
(14/14)
MR_VCC
FG2
SIGNAL PATH
Drum speed servo
Drum phase servo
Drum servo (speed and phase)
Capstan speed servo
Capstan servo (speed and phase)
4-57
VC-313 BOARD SIDE A VC-313 BOARD SIDE A VC-313 BOARD SIDE B VC-313 BOARD SIDE B
8 9 10 11
C2522 C2523
1u 0.1u
B B
C2530 C2532
10V
10V 0.1u
0.1u
B
B
10V
10V
C2513
0.1u
B
10V
C2515
0.1u
C2511 B
C2518
0.1u 10V
0.1u
B R2510
B
10V 2.2
10V
R2511
2.2
R2512
2.2
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62
2.8 27
32
C_FRC
TEST
2.7
VMR
1.4
CFGOUT 26
C_PGND
GND
1.4
CFGIN+ 31
1.4
CFGIN-
0.4
IC2501
CAGC
0.1
U+
0.1
DRUM/CAPSTAN/LOADING
U-
0.4 MOTOR DRIVE
30
V+
0.4
IC2501
V-
TB6550FG(EB)
0.6
W+
0.6
W-
2.8
VCC1
0.7
VH
1.3
TOPIN
2.8
TOPOUT 28
29
1.3
ENDIN
C2503
0.001u
B
50V
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
C2507
0.01u
B
C2509
0.01u B
16V
C2510
0.01u B
16V
R2531
1K
C2519 C2521 C2544
C2512 C2516
XX XX 0.1u xx
XX
10V
B
C2514 C2517 C2520
XX XX XX
REC REC/PB PB
12 13 14
C2535
0.1u
B
10V
R2507
0
R2506
0
61
C2533 C2536
470p 470p
B
B R2523
D_PGND 10k
COM
1.3
WIN
C2531
1.3
VIN 470p
B
1.3
UIN
C2540
C2529
1.3
0.047u B 10V
DFILTER 470p
B
0.9
DFC 50V
2.0
DFGOUT
1.4
DFGIN
1.3 R2517 XX
VREF
1.3
PGOUT
0.1
PGIN
1.3 C2527
PGC
1u
B 6.3V
1.1
VG
13.2 C2528
ISNF
0.022u
0.1 B
DBOUT
16V
0.8
DBIN
C2539 C2541
0.1u
0.8 2.2u
CBLOUT B
B
16V
0.3 6.3V
CBOUT
CBIN
0.3
R2516 R2519
0 0
R2520 R2522
0
0
R2526
R2514
2200
47k
C2534
XX
C2542
R2525
C2524 C2537 C2538 R2521
R2518 6800p
15k
0.01u C2543
1u XX XX XX
B
B 6800p
B
16V 16V B
6.3V
CAP_ON
TAPE_LED_ON
XREEL_HALL_ON
TREEL_FG
SREEL_FG
TAPE_END
TAPE_TOP
CAP_FG
CAP_FWD
DEW_AD
MODE_SW_A
MODE_SW_B
MODE_SW_C
4-58
DCR-TRV33/TRV33E
15 16
DRUM_VS
65
CAP_VS
(14/14)
DRUM_ERROR
CAP_ERROR
DRUM_FG
DRUM_PG
UNLOAD
LOAD
DRUM_PWM
66
(12/14)
CAP_PWM
VSP_SO
XCS_IC2501
XVSP_SCK
XRST_VTR
LM_LTM_DET
CAP_ON
TAPE_LED_ON
XREEL_HALL_ON
TREEL_FG
SREEL_FG
TAPE_END
TAPE_TOP
CAP_FG
CAP_FWD
DEW_AD
MODE_SW_A
MODE_SW_B
MODE_SW_C
17
(2/14)
17
SPCK (4/14)
17
(3/14)
VC-313 (11/14)