Sony DCR-TRV320 / DCR-TRV320E / DCR-TRV320P / DCR-TRV420E / DCR-TRV520 / DCR-TRV520E / DCR-TRV520P / DCR-TRV525 / DCR-TRV620E / DCR-TRV720 / DCR-TRV720E Service Manual ▷ View online
DCR-TRV320/TRV320E/TRV320P/TRV420E/TRV520/TRV520E/TRV520P/TRV525
TRV620E/TRV720/TRV720E
TRV620E/TRV720/TRV720E
4-39
4-40
FP-38, FP-220, FP-221, FP-249, FP-355, FP-356 (MECHA DECK), VC-235 (SERVO) SCHEMATIC DIAGRAM
• See page 4-11 for VC-235 printed wiring board.
• See page 4-121 for waveforms.
MECHA DECK
/
SERVO
FP-38, FP-220, FP-221, FP-249, FP-355, FP-356 VC-235 (13/16)
0
1.3
1.3
0
4.9
8.2
*
*
1.2
1.2
1.1
1.1
*
*
2.7
0
0.5
R0/P0/C2.6
0
R3.3/P3.3/C1.8
0.3
0.3
2.8
2.7
R3.2/P3.2/C1.7
2.1
2.8
1.3
1.3
1.3
1.3
1.7
0.9
0.1
2.8
0.4
0.4
0.5
R1.1/P1.1/C0.6
R1.1/P1.1/C0.6
0.1
0.3
R1.7/P1.7/C0.9
R1.7/P1.7/C0.9
R1.7/P1.7/C0.9
R1.7/P1.7/C0.9
R1.7/P1.7/C0.9
R1.7/P1.7/C0.9
R1.7/P1.7/C0.9
0
0
0.1
0.5
0
0.5
0
2.8
4.2
0
R0/P0/C2.6
R1.1/P1.1/C0
NO MARK:REC/PB MODE
R:REC MODE
P:Digital8 PB MODE
C:Hi8/Std8 PB MODE
P:Digital8 PB MODE
C:Hi8/Std8 PB MODE
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
VOLTAGE AT THE MARKED POINTS.
36
37
38
39
1.4
:NTSC MODEL
:PAL MODEL
:PAL MODEL
:NTSC MODEL
:PAL MODEL
:PAL MODEL
:NTSC MODEL
:PAL MODEL
:PAL MODEL
NTSC MODEL:DCR-TRV320/TRV320P/TRV520/TRV520P/TRV525/TRV720
PAL MODEL:DCR-TRV320E/TRV420E/TRV520E/TRV620E/TRV720E
PAL MODEL:DCR-TRV320E/TRV420E/TRV520E/TRV620E/TRV720E
C4430
2.2u
R4429
1
R4428
1
C4431
0.1u
C4428
0.047u
C4425
0.022u
R4425
3300
R4426
100k
C4424
0.1u
R4411
82
C4433
0.001u
C4434
0.001u
R4436
4700
R4432
47k
R4424
15k
R4430
470k
C4429
0.047u
R4434
10k
R4427
0
R4423
0
R4435
10k
R4406
100k
R4405
100k
R4404
100k
R4403
1
00k
R4402
330k
R4401
47k
C4423
XX
UNLOAD
LM_LIM_ON
LOAD
LM_LIM_DET
DRUM_PWM
CAP_PWM
DRUM_ON
CAP_FWD
CAP_ON
470
R4407
270
R4414
Q4401
2SC4738F-Y/GR(TPL3)
4700
R4416
C4410
0.1u
C4402
0.1u
D_2.8V
VTR_UNREG
REG_GND
MT_5V
DRUM_VS
CAP_VS
CAP_ERROR
DRUM_ERROR
DEW_AD
TREEL_AFG
SREEL_AFG
TAPE_TOP
TAPE_END
MODE_SW_C
MODE_SW_B
MODE_SW_A
DRUM_START
TREEL_FG
SREEL_FG
C4432
0.01u
XX
R4420
0.1u
C4403
1u
C4420
0.1u
C4404
1
R4408
XX
R4421
470p
C4415
0.1u
C4411
XX
R4419
470p
C4418
XX
R4422
XX
R4415
0.1u
C4412
0.047u
C4407
0.1u
C4413
0.022u
C4405
220p
C4414
1
R4409
0.1u
C4409
0.1u
C4416
0.022u
C4406
0.1u
C4401
1
R4410
15k
R4431
RN1104F(TPL3)
Q4402
DRUM_8PB
10k
R4417
0.01u
C4426
IC4401
CXA8096R-TBM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
XX
C4422
0
R4413
XX
R4412
8P
CN4401
1
2
3
4
5
6
7
8
15P
CN4404
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
10P
CN4402
1
PG
2
FG-PG_COM
3
FG
4
COM
5
W
6
W
7
V
8
V
9
U
10
U
12P
CN4403
1
2
3
4
5
6
7
8
9
10
11
12
0.01u
C4427
CAP_FG
XREEL_HALL_ON
DRUM_PG
XCC_DOWN
TAPE_LED_ON
DRUM_FG
CFG_DUTY
HI8_MP_SW
REC_PROOF_SW
ME_SW
C4417
0.001u
0.001u
C4421
0.001u
C4419
MT_GND
0
R4437
0
R4438
XX
R4439
XX
R4440
XDRUM_BRAKE
XX
R4441
XX
Q4403
0
R4442
0
R4443
0
R4444
0
R4445
0
R4446
470p
C4435
470p
C4436
6.3V
3.3u
C4408
T_REEL_EVR
S_REEL_EVR
33k
R4447
33k
R4448
MA3XD21001S0
D4401
M
1
A
8P
8
7
6
5
4
3
2
1
10P
1
PG
2
FG-PG_COM
3
FG
4
COM
5
W
6
W
7
V
8
V
9
U
10
U
12P
12
11
10
9
8
7
6
5
4
3
2
1
M
15P
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
S001
S002
C LOOK
Q002
TAPE TOP
Q001
TAPE END
CAP_FG
UNLOAD
LOAD
LM_LIM_ON
LM_LIM_DET
UNLOAD
LOAD
DRUM_PG_SENS
FG_PG_COM
DRUM_FG_SENS
TAPE_TOP_C
TAPE_END_C
T_REEL_-
T_REEL_+
S_REEL_+
S_REEL_-
MODE_SW_A
MODE_SW_B
MODE_SW_C
CFG_DUTY
DRUM_ON
DRUM_START
XDRUM_BRAKE
DRUM_START
DRUM_PG
DRUM_FG
CAP_FWD
DEW_AD
TAPE_LED_ON
XREEL_HALL_ON
XCC_DOWN
REC_PROOF_SW
ME_SW
DRUM_FG
DRUM_PG
LM_-
LM_+
T
APE_LED_ON
XREEL_HALL_ON
DRUM_U
DRUM_V
DRUM_COM
MODE_SW_A
MODE_SW_B
MODE_SW_C
DRUM_PG_SENS
FG_PG_COM
DRUM_FG_SENS
DRUM_COM
DRUM_W
DRUM_V
DRUM_U
CAP_FG
CAP_ON
CAP_FWD
DEW_AD
TAPE_TOP_C
HI8_MP_SW
S_REEL_-
S_REEL_+
ME_SW
REC_PROOF_SW
TAPE_END_C
T_REEL_-
T_REEL_+
XCC_DOWN
LM_-
LM_+
S_REEL_-
T_REEL_-
DRUM_W
CFG_DUTY
CAP_ON
CAP_FG
DRUM_ON
DRUM_8PB
XDRUM_BRAKE
DRUM_8PB
LM_LIM_ON
LM_LIM_DET
HI8_MP_SW
STBY D
RF
OSC
SELSLP1
SELSLP2
VS
CSLP1
CSLP2
VCC1
XBRAKE
FRC
FILTER
FC
RSAT
GND
FGOUT
NC
END OUT
END IN
TOP IN
TOP OUT
VM
VCC2
RLDO2
RLO2
RLM2
RLP2
GND
RLP1
RLM1
RLO1
RLDO1
FG IN2
FG IN
VREF
PG IN
PG OUT1
PGC
PG OUT2
CBEN
CBIN
CBOUT
CBLOUT
DBIN
DBOUT
ISNF
NC
RSB
AGC
COM
U IN
U OUT
V IN
V OUT
W IN
W OUT
DEC2
DEC1
RS
OUT1
RFL
OUT2
LIMEN
LIM OUT
MT_GND
HI8_MP
SENSOR_VCC
DEW
ME/MP
S_REEL(+)
HALL_COM
S_REEL(-)
LM(+)
COM_GND
TEPE_END(C)
MT_GND
T_REEL(-)
VS
C_LOCK_SW
VCC_1
FRC
TAPE_LED(K)
REC_PROOF
STAND_BY
LM(-)
FG_OUT
M-SW(B)
M-SW(C)
T_REEL(+)
VCC_2
REG_GND
LM(+)
LM(-)
REG_GND
TAPE_TOP(C)
OFFSET_ADJ
VS
TAPE_LED(A)
M-SW(A)
S901
MODE SWITCH
M903
LOADING
MOTOR
15
10
D
E
C
H
VC-235 BOARD (13/16)
16
17
L
5
G
9
11
K
13
F
4
19
J
3
14
20
18
B
7
8
2
6
12
I
FP-220
FIEXIBLE
FIEXIBLE
LM(-)
M-SW(C)
M-SW(B)
LM(-)
LM(+)
COM_GND
LM(+)
M-SW(A)
PG
FG
M901
DRUM MOTOR
MT_GND
OFFSET_ADJ
VCC_2
MT_GND
VS
STAND_BY
VS
FG_OUT
VCC_1
DEW
REG_GND
FRC
CAPSTAN MOTOR
M902
DEW SENSOR
FP-38
FIEXIBLE
FIEXIBLE
T_REEL(+)
REC_PROOF
T_REEL(-)
HALL_COM
REG_GND
HI8_MP
S_REEL(-)
C_LOCK_SW
SENSOR_VCC
TAPE_LED(A)
TAPE_TOP(C)
ME/MP
TEPE_END(C)
TAPE_LED(K)
S_REEL(+)
4
3
1
2
IN
OUT
IN
OUT
IN
1
2
4
OUT
IN
OUT
3
HIB
MP
MP
REC
ME/MP
PROOF
FP-355
FIEXIBLE
FIEXIBLE
FP-221
FIEXIBLE
FIEXIBLE
FP-249
FIEXIBLE
FIEXIBLE
FP-356
FIEXIBLE
FIEXIBLE
H001
S REEL
SENSOR
S REEL
SENSOR
SENSOR
T REEL
H002
D001
TAPE LED
MECHA DECK (2/2)
(B700 MECHANISM)
(B700 MECHANISM)
05
21
IC4401
LOADING/DRUM
MOTOR DRIVE
SENSOR AMP
-REF.NO.:10,000 SERIES-
SERVO (MD BLOCK)
XX MARK:NO MOUNT
Capstan servo(speed and phase)
Capstan speed servo
REC/PB
Drum servo(speed and phase)
REC
SIGNAL PATH
Drum speed servo
Drum phase servo
PB
89
VC-235 BOARD (16/16)
VC-235 BOARD (15/16)
87
VC-235 BOARD (14/16)
88
VC-235 BOARD (11/16)
81
VC-235 BOARD (12/16)
83
VC-235 BOARD
(11/16,12/16)
(11/16,12/16)
80
80
VC-235 BOARD
(11/16,12/16)
(11/16,12/16)
TAPE LED
ON/OFF SWITCH
ON/OFF SWITCH
DRUM Hi8/Std8 MODE SWITCH
VC-235 BOARD (11/16)
81
VC-235 BOARD (11/16,12/16)
80
VC-235 BOARD (12/16)
83
VC-235 BOARD (11/16)
81
VC-235 BOARD (16/16)
90
VC-235 BOARD (11/16,12/16)
80
VC-235 BOARD (10/16)
76
VC-235 BOARD (11/16)
81
VC-235 BOARD (12/16)
83
VC-235 BOARD (8/16)
61
47k
10k
47k
DCR-TRV320/TRV320E/TRV320P/TRV420E/TRV520/TRV520E/TRV520P/TRV525
TRV620E/TRV720/TRV720E
FP-249, FP-355, FP-356 (MECHA DECK) PRINTED WIRING BOARDS AND VC-235 (D/A CONVERTER) SCHEMATIC DIAGRAM
• See page 4-11 for VC-235 printed wiring board.
– Ref. No.: FP-249, FP-355, FP-356 flexible board; 10,000 series –
4-41
4-42
MECHA DECK
/
D/A CONVERTER
FP-249, FP-355, FP-356
VC-235 (14/16)
R2.1/P2.1/C1.3
2.9
0.8
4.7
R2.8/P2.8/C1.3
4.7
4.7
0.1
0.9
3.8
R0/P0/C1
2.1
2.5
1.4
0
0
0
0
R0.5/P0.5/C0.7
0.7
1.3
0.9
1.9
1.9
1.7
2.8
0
0.9
1.4
1
2.8
0.2
2.4
0
R:REC MODE
NO MARK:REC/PB MODE
C:Hi8/Std8 PB MODE
P:Digital8 PB MODE
:NTSC MODEL
:PAL MODEL
NTSC MODEL:DCR-TRV320/TRV320P/TRV520/TRV520P/TRV525/TRV720
PAL MODEL:DCR-TRV320E/TRV420E/TRV520E/TRV620E/TRV720E
PAL MODEL:DCR-TRV320E/TRV420E/TRV520E/TRV620E/TRV720E
AU_2.8V
MT_F0
HALL_REF
1u
B
C2293
AU_BPF
DOC_DET
REG_GND
HALL_GAIN
IR_V_DEV
1.7M_DEV
MT_Q
XMP/ME
1.5M_DEV
RP_IR
10uH
L2291
A_4.75V
AFC_F0_ADJ
XRF_AGC_OFF
FRQ_TUNE
VC_RF_SWP
FB2291
B
6.3V TA
22u
C2292
ZOOM_MIC_CONT
RF_AGC_CONT
HALL_OFFSET
IR_CARR
C2291
0.01u
B
IR_A_DEV
IC2291
MB88344BPFV-G-BND-ER
1
2
3
4
5
6
7
8
9
10 11 12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
XVC_SCK
VC_SO
DA_STB
MT_CONT
RF_ENV_LEVEL
CFG_DUTY
BW_BL
BW_CONTRAST
BW_VCO
BW_BRIGHT
PRINT_HEAD_DDCONT
1
A
MT_F0
RF_AGC_CONT
MT_Q
VC_RF_SWP
MT_F0
DOC_DET
RP_IR
1.5M_DEV
HALL_GAIN
HALL_REF
XRF_AGC_OFF
XRF_AGC_OFF
IR_CARR
IR_V_DEV
XMP/ME
RP_IR
XMP/ME
RF_AGC_CONT
IR_A_DEV
DOC_DET
AFC_F0_ADJ
FRQ_TUNE
ZOOM_MIC_CONT
AFC_F0_ADJ
AU_BPF
1.5M_DEV
AU_BPF
1.7M_DEV
ZOOM_MIC_CONT
HALL_REF
HALL_OFFSET
HALL_OFFSET
1.7M_DEV
RF_ENV_LEVEL
MT_CONT
MT_CONT
CFG_DUTY
CFG_DUTY
MT_Q
VC_RF_SWP
RF_ENV_LEVEL
IR_A_DEV
IR_V_DEV
IR_CARR
HALL_GAIN
FRQ_TUNE
BW_BRIGHT
BW_CONTRAST
BW_VCO
BW_BL
BW_BRIGHT
BW_CONTRAST
BW_VCO
BW_BL
PRINT_HEAD_DDCONT
PRINT_HEAD_DDCONT
XSCK
AFC_F0_ADJ
RF_ENV_DET_LEVEL
LCD_BL_CONT
PRINT_HEAD_DDCONT
FRQ_TUNE
CFG_DUTY
ZM_MIC_CONT
DOC_DET
C0
5V
VIDEO_DEV
MT_F0
N.C.
AU_BPF
RP_IR
VSS1
AUDIO_DEV
GND
SI
XRF_AGC_OFF
(BW_BRIGHT)
4.6V(VDD2)
V_ON
HALL_GAIN
XMP/ME
2.8V(VDD1)
HALL_REF
A_FADE
MT_CONT
HALL_OFFSET
ACC/RF_CONT
ND_CONT
STB
1.5M_DEV
3V
4.6V(VCC)
RF_AGC_CONT
1.7M_DEV
VIDEO_CAR
(BW_CONTRAST)
AGC_CONT2
VSS2
AGC_CONT1
SWP(C1)
(BW_VCO)
(BW_BL)
MT_Q
REC_BIAS
N.C.
05
D/A CONVERTER (EVR)
IC2291
VC-235 BOARD (14/16)
-REF.NO.:10,000 SERIES-
XX MARK:NO MOUNT
XX MARK:NO MOUNT
D/A CONVERTER (EVR BLOCK)
3
8
4
10
9
5
6
F
G
C
D
7
E
2
B
0uH
91
VC-235 BOARD (16/16)
56
VC-235 BOARD (8/16)
VC-235 BOARD (9/16)
66
59
VC-235 BOARD
(8/16,12/16,15/16)
22
VC-235 BOARD (3/16)
VC-235 BOARD (1/16)
3
VC-235 BOARD (15/16)
92
VC-235 BOARD (13/16)
88
16
VC-235 BOARD (2/16)
48
VC-235 BOARD
(6/16)
67
VC-235 BOARD (10/16)
85
VC-235 BOARD (12/16)
M62371GP-600D
DCR-TRV320/TRV320E/TRV320P/TRV420E/TRV520/TRV520E/TRV520P/TRV525
TRV620E/TRV720/TRV720E
TRV620E/TRV720/TRV720E
4-43
4-44
VC-235 (AUDIO IN/OUT) SCHEMATIC DIAGRAM
• See page 4-11 for VC-235 printed wiring board.
AUDIO IN/OUT
VC-235 (15/16)
Hi8/Std8
Hi8/Std8
Hi8/Std8
Hi8/Std8
R0.5/P0.5/C1.1
R0.7/P2.4/C2.4
R0.7/P2.4/C2.4
2.3
2.3
2.3
2.3
2.3
2.3
0
4.7
2.3
1.1
1.4
1.4
R0.3/P0.3/C0.5
R0.8/P0.8/C1.1
R0.5/P0.5/C1.1
R0/P0/C1.3
R0.3/P0.3/C0.5
R0.8/P0.8/C1.1
2.8
2.3
4.7
2.4
R0.7/P2.4/C2.4
-1.5
-1.5
0
0
0
0
-1.5
-1.5
0
2.3
4.7
1.8
R0.7/P0.7/C1.6
R0.7/P0.7/C1.6
0.6
1.3
1.9
0.6
R0.3/P0.3/C0
R1.6/P1.6/C2.5
R2.8/P2.8/C1.4
2.8
2.7
0.4
2.1
1.7
1.9
1.7
R0.7/P2.4/C2.4
1.4
1.4
1.4
1.4
0
1.2
R0.6/P0.6/C1.1
0.1
0
1.4
1.4
R0.6/P0.6/C1.1
R0.6/P0.6/C1.1
R0.6/P0.6/C1.1
1.2
1.2
2.8
R2.8/P0/C2.8
1.4
0.9
1.4
0.6
1.2
1.2
1.2
2.8
2.8
0
R0.7/P0/C0.7
4.7
1.8
2.3
R0/P0/C1.3
NO MARK:REC/PB MODE
R:REC MODE
P:Digital8 PB MODE
C:Hi8/Std8 PB MODE
P:Digital8 PB MODE
C:Hi8/Std8 PB MODE
XCS_AU
XVSP_SCK
VSP_SI
1u
C5725
47k
R5714
15k
R5718
PB_RF
1u
C5737
VC_RF_SWP
AFM_FSC
6.3V
47u
C5712
2200p
C5721
0.22u
C5703
82k
R5719
SP+
0.01u
C5744
C5749
68p
1u
C5739
BEEP
0.01u
C5745
RN2111F(TPL3)
Q5708
0.22u
C5741
0.22u
C5720
6.3V
10u
C5706
RN1110F(TPL3)
Q5703
1k
R5717
SP-
1.7M_DEV
1u
C5738
0.22u
C5718
RN1110F(TPL3)
Q5706
6.3V
10u
C5704
KASYAON
CXA3284R-T6
IC5701
1
AGCTC
2
MIC_IN_R
3
LINE_IN_R
4
REC_OUT_L
5
REC_OUT_R
6
AU_GND
7
PB_IN_L
8
PB_IN_R
9
FA
D
E
R
10
IREF
11
RF_GND
12
IFDC_L
13
IFDC_R
14
FSC
15
RFDC_L
16
RFDC_R
17
DEV_R
18
DEV_L
19
MIC_MONO
20
MONO_OUT(SO)
21
SI_IN
22
CK_IN
23
CS_IN
24
RF_SWP
25
RF_AGC_TC
26
PB_RF_IN
27
ST/MONO_TC
28
BPF_ADJ
29
RECFM_OUT/BPF_MONI
30
MUTE_TC
31
PLL_LOOP_R
32
PLL_LOOP_L
33
WEIGHT_L
34
NRDC_L
35
TCH_L
36
TC_L
37
WEIGHT_R
38
NRDC_R
39
TCH_R
40
TC_R
41
VCC
42
CTLPF
43
SP_OUT
44
SP_SIG
45
SP_IN
46
BEEP_IN
47
SP_VREF
48
SP_VCC
49
SP+
50
SP_GND
51
SP-
52
HP_L
53
HP_GND
54
HP_R
55
IR_OUT_L
56
IR_OUT_R
57
LINE_OUT_L
58
LINE_OUT_R
59
MUTE_OUT
60
VCCH
61
VREFH
62
VREF
63
MIC_IN_L
64
LINE_IN_L
0.22u
C5736
6.3V
10u
C5716
RN1110F(TPL3)
Q5704
6.3V
10u
C5714
4V
3.3u
C5715
0.22u
C5719
0.001u
C5742
0.22u
C5717
6.3V
47u
C5711
0.1u
C5735
22u
C5705
4V
4V
22u
C5723
10u 4V
C5701
470k
R5725
1.5M_DEV
150k
R5720
1u
C5733
10k
R5710
470k
R5724
RN1110F(TPL3)
Q5701
100
R5712
4V
10u
C5702
1u
C5731
0.22u
C5709
0.01u
C5748
47k
R5721
0.47u
C5747
XX
C5708
0.001u
C5743
0.22u
C5730
10k
R5715
1u
C5732
0.47u
C5746
XX
C5707
100
R5711
XX
R5728
0.47u
C5713
0.1u
C5728
47k
R5709
820
R5730
1u
C5734
0.22u
C5740
0.01u
C5710
AU_BPF
VSP_SO
0
R5722
0
R5723
XX
C5729
XX
C5727
0.22u
C5724
0.22u
C5722
XX
Q5710
XX
Q5713
1k
R5707
1k
R5708
XX
Q5712
XX
Q5711
XX
R5706
470k
R5733
0.22u
C5754
6800p
C5757
6800p
C5755
DEM0
DEM1
XPWDA
XPWAD
DATA_FROM_SFD
DATA_TO_SFD
SFD_BCK
SFD_LRCK
SFD_FCK
AK4550VT-E2
IC5702
1
VCOM
2
AINR
3
AINL
4
VSS
5
VDD
6
DEM0
7
DEM1
8
SDTO
9
SDTI
10
LRCK
11
MCLK
12
SCLK
13
XPW
AD
14
XPWDA
15
AOUTL
16
AOUTR
C5750
10u
4V
0.01u
C5753
C5751
10u
4V
0.01u
C5752
10uH
L5701
0.22u
C5756
470
R5731
470
R5732
0
R5735
0
R5736
0
R5737
0
R5738
0
R5739
0
R5740
0
R5741
10k
R5743
10k
R5742
0.22u
C5758
2SC4738F-Y/GR(TPL3)
Q5714
47k
R5744
0.22u
C5759
2SC4738F-Y/GR(TPL3)
Q5715
47k
R5747
10k
R5745
10k
R5746
XX
R5749
XX
R5748
0
R5702
0
R5701
20P
CN1108
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
4700
R1144
R1142
1k
R1143
1k
CN1111
32P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
HP_JACK_IN
AU_XIN/OUT
AUDIO_L_I/O
AUDIO_R_I/O
MT_5V
EXT_MIC_DET
MF_LED
MF_B
MF_A
AFC_F0
SWP
F0_ADJ_RF_IN
RF_ENV
EVF_BL
EVF_BL_4.75V
VCO
EVF_VG
DV_RF_SWP
RF_IN
CAP_FG
TMS
TCK
TDO
TDI
RF_MON
IR_FSC
SIRCS_PWM
IR_ON
XF_TALLY_LED
HOTSHOE_ID1
SIRCS_SIG
SHOE_MIC_L
IR_A_DEV
IR_V_DEV
IR_CARR
IR_VIDEO
1
A
AU_4.75V
REG_GND
A_4.75V
VTR_UNREG
AU_2.8V
ZOOM_MIC_CONT
VSP_SI
XCS_AU
XVSP_SCK
VSP_SO
VSP_SO
XVSP_SCK
XCS_AU
VSP_SI
HP_JACK_IN
HOTSHOE_ID1
ZOOM_MIC_CONT
EXT_MIC_DET
SHOE_MIC_L
MF_A
MF_B
MF_LED
SIRCS_SIG
F_TALLY
IR_CARR
IR_V_DEV
IR_A_DEV
IR_VIDEO
IR_ON
SIRCS_PWM
EXT_MIC_DET
MF_LED
MF_B
MF_A
F0_ADJ_RF_IN
RF_ENV
EVF_BL
TDI
TDO
TCK
TMS
RF_IN
DV_RF_SWP
EVF_VG
VCO
EVF_BL_4.75V
RF_MON
IR_FSC
SIRCS_PWM
IR_ON
XF_TALLY_LED
SIRCS_SIG
HOTSHOE_ID1
SHOE_MIC_L
IR_A_DEV
IR_V_DEV
IR_CARR
IR_VIDEO
HP_JACK_IN
AFC_F0
SWP
IR_FSC
CAP_FG
ZOOM_MIC_CONT
EVF_VG
BPF_MONI
RF_MON
REG_GND
TDO
AFC_FO
TMS
EVF_BL
TDI
VC_RF_SWP
CAP_FG
RF_IN
TCK
EVF_BL_4.6V
F0_ADJ_RF_IN
SWP
RF_AGC_OUT
VCO
DV_RF_SWP
PB_RF
SIRCS_SIG
MF_A
XMIC_MONO
MIC_R
MF_B
MIC_L
F_TALLY
ZOOM_MIC_CONT
EXT_MIC_DET
AU_2.8V
VTR_UNREG
A_4.75V
SHOE_MIC_L
HP_JACK_IN
HOTSHOE_ID1
IR_CARR
REG_GND
REG_GND
MF_LED
REG_GND
IR_FSC
REG_GND
IR_VIDEO
IR_ON
SIRCS_PWM
IR_R
IR_V_DEV
IR_A_DEV
IR_L
HP_R_OUT
REG_GND
HP_L_OUT
I
2
8
4
17
J
3
14
13
05
K
5
10
F
L
H
6
G
15
D
7
18
VC-235 BOARD (15/16)
C
12
16
19
E
B
9
11
IC5701
AUDIO IN/OUT
IC5702
A/D,DA
CONVERTER
-REF.NO.:10,000 SERIES-
AUDIO IN/OUT (AU BLOCK)
XX MARK:NO MOUNT
MI-37 BOARD (1/2)
(THROUGH THE
FP-157 FLEXIBLE)
FP-157 FLEXIBLE)
CN5804
20
CPC
(FOR CHECK)
93
VC-235 BOARD (16/16)
VC-235 BOARD (10/16)
68
VC-235 BOARD (6/16)
47
VC-235 BOARD (10/16)
71
VC-235 BOARD (12/16)
86
63
VC-235 BOARD (9/16)
93
VC-235 BOARD (16/16)
71
VC-235 BOARD (10/16)
VC-235 BOARD (8/16)
58
87
VC-235 BOARD (13/16)
43
VC-235 BOARD (6/16)
(SEE PAGE 4-64)
VC-235 BOARD (9/16)
63
43
VC-235 BOARD (6/16)
77
VC-235 BOARD (11/16)
59
VC-235 BOARD
(8/16,12/16,14/16)
(8/16,12/16,14/16)
92
VC-235 BOARD (14/16)
71
VC-235 BOARD (10/16)
39
VC-235 BOARD (6/16)
92
VC-235 BOARD (14/16)
26
VC-235 BOARD (4/16)
18
VC-235 BOARD (2/16)
77
VC-235 BOARD (11/16)
BUFFER
BUFFER
Q5703,5706
AUDIO
IN/OUT MUTE
AUDIO
IN/OUT MUTE
Q5701,5704
HP OUT MUTE
HP OUT MUTE
Y/CHROMA
PB
SIGNAL PATH
SIGNAL
REC
VIDEO SIGNAL
AUDIO
MUTE CONTROL
DCR-TRV320/TRV320E/TRV320P/TRV420E/TRV520/TRV520E/TRV520P/TRV525
TRV620E/TRV720/TRV720E
VC-235 (DC/DC CONVERTER) SCHEMATIC DIAGRAM
• See page 4-11 for VC-235 printed wiring board.
• See page 4-121 for waveforms.
4-45
4-46
DC/DC CONVERTER
VC-235 (16/16)
0.9
2
1.4
0.8
0.7
1.2
0
1.5
0
2
1.5
8.2
3
1.6
0.8
R1.1/P1.1/C0.6
R3.3/P3.3/C1.8
0.8
0.5
0.5
1.4
1.1
1.3
1.2
5.1
8.2
8.1
6.4
7.7
8.2
8.1
7.1
8.6
8.5
6.9
8
8
7
8.6
2.7
8.5
7
8
8.2
8.2
6.5
7.8
8
8.4
6.8
2.2
1.7
2.9
1.5
0.9
4.7
1.5
1
13.2
1.6
8.2
7.8
4.7
8.2
0
8
2.9
8.2
7.9
2.2
2
8.2
8
2.7
8.2
8
R3.3/
P3.3/
C1.8
P3.3/
C1.8
8.2
8.1
1.4
8.2
7.7
5.1
8.2
7.9
8.2
1.5
0.9
1.7
4.9
1.6
-0.9
-7.8
0
2.4
4.7
4.6
0
R-6.8/
P0.3/
C0.3
P0.3/
C0.3
R-7.2/
P-7.8/
C-7.8
P-7.8/
C-7.8
0
R0.5/
P0/
C0
P0/
C0
1.2
2.8
1.9
2.8
6.7
6.7
5.9
-22.2
-15.9
-0.1
-21.6
0.5
R2.4/
P0/
C0
P0/
C0
4.2
R2.9/P0/C0
4.7
P12.4/
P0/
C0
P0/
C0
13.4
R12.8/P13.4/C13.4
R4.7/
P0/
C0
P0/
C0
3
R1/P1/C0.5
41 42
43
44
45
46
40
P:Digital8 PB MODE
C:Hi8/Std8 PB MODE
C:Hi8/Std8 PB MODE
NO MARK:REC/PB MODE
R:REC MODE
LCD EVF MODEL
CRT EVF MODEL:DCR-TRV320/TRV320E:E,HK,AUS,CN/TRV320P/TRV420E:CN/TRV520/TRV520E:E,HK,AUS,CN,JE/TRV520P
LCD EVF MODEL:DCR-TRV320E:AEP,UK,EE,NE,RU/TRV420E:AEP/TRV520E:AEP/TRV525/TRV620E/TRV720/TRV720E
LCD EVF MODEL:DCR-TRV320E:AEP,UK,EE,NE,RU/TRV420E:AEP/TRV520E:AEP/TRV525/TRV620E/TRV720/TRV720E
CRT EVF MODEL
:3/3.5/4 LCD MODEL
:2.5 LCD MODEL
2.5 LCD MODEL:DCR-TRV320/TRV320E/TRV320P
3/3.5/4 LCD MODEL:DCR-TRV420E/TRV520/TRV520E/TRV520P/TRV525/TRV620E/TRV720/TRV720E
3/3.5/4 LCD MODEL:DCR-TRV420E/TRV520/TRV520E/TRV520P/TRV525/TRV620E/TRV720/TRV720E
LCD EVF MODEL
:2.5 LCD MODEL
:3/3.5 LCD MODEL
:4 LCD MODEL
:3/3.5 LCD MODEL
:4 LCD MODEL
3/3.5 LCD MODEL:DCR-TRV420E/TRV520/TRV520E/TRV520P/TRV525/TRV620E
4 LCD MODEL:DCR-TRV720/TRV720E
4 LCD MODEL:DCR-TRV720/TRV720E
C1329
4.7u
10V
C1338
4.7u
C1326
10V
4.7u
R1319
47k
Q1314
RN1104F(TPL3)
D1302
MA796-TX
33uH
L1301
C1323
4.7u
10V
L1304
22uH
L1303
22uH
C1330
4.7u
10V
C1337
4.7u
4.7u
C1327
4.7u
10V
L1305
22uH
Q1307
SI2304DS-T1
C1331
4.7u
10V
L1302
22uH
L1307
4.7uH
L1308
4.7uH
LND133
A
C1336
22u
6.3V
A
C1340
10u
6.3V
A
R1320
22k
LND132
A
LND131
A
4.7u
10V
C1321
A_2.8V
A_2.8V
CAM_12V
CAM_-6.5V
D_2.8V
D_2.8V
A_4.75V
A_2.8V
DRUM_VS
CAP_VS
A_4.75V
EVF_BL
REG_GND
REG_GND
REG_GND
REG_GND
4700
R1312
10k
R1309
33k
R1311
22k
R1313
2200p
C1308
22k
R1306
0.01u
C1306
4700p
C1310
470p
C1309
1500p
C1311
33k
R1302
22k
R1301
0
R1307
3300p
C1307
0.001u
C1315
0.001u
C1318
0.001u
C1317
0.001u
C1316
0.001u
C1313
SI2304DS-T1
Q1308
MGSF1P02LT1
Q1319
1M
R1328
1M
R1329
UN9213J-(K8).SO
Q1317
0.01
C1351
100k
R1334
2SC4738F-Y/GR(TPL3)
Q1320
2SA1832F-Y/GR(TPL3)
Q1323
100k
R1338
5%
15k
R1340
22k
R1336
2SC4738F-Y/GR(TPL3)
Q1325
100k
R1335
2SC4738F-Y/GR(TPL3)
Q1324
2SA1832F-Y
/GR(TPL3)
Q1322
100k
R1337
68k
R1343
220k
R1342
2SA1832F-Y/GR(TPL3)
Q1326
100k
R1330
100k
R1323
2SC4738F-Y/GR(TPL3)
Q1316
2SA1832F-Y/GR(TPL3)
Q1315
220k
R1332
2SA1832F-Y/GR(TPL3)
Q1318
22k
R1327
4.7uH
L1315
4.7uH
L1314
4.7uH
L1309
4.7uH
L1312
L1316
22uH
4.7uH
L1306
2012
2.2u
C1356
2012
2.2u
C1355
0.1u
C1352
220p
C1301
0.1u
C1304
0.1u
C1302
0.1u
C1303
0.047u
C1305
10u
6.3V
A
C1335
10u
6.3V
A
C1339
10u
6.3V
A
C1341
10u
6.3V
A
C1333
10u
6.3V
6.3V
B
C1346
10u
6.3V
6.3V
B
C1343
4.7u
10V
C1332
4.7u
10V
C1344
0.001u
C1319
1SS357-TPH3
D1301
1SS357-TPH3
D1305
4.7uH
L1310
10u
6.3V
C1334
CAP_ERROR
REG_GND
REG_GND
VTR_DD_ON
0.1u
C1342
10u
TA
20V
C1350
10u
TA
20V
B
C1354
47k
R1333
D_1.5V
47k
R1339
18k
R1331
DRUM_ERROR
2SB1581-T1
Q1311
2SC4738F-Y/GR(TPL3)
Q1310
2SC4738F-Y/GR(TPL3)
Q1313
2SA1832F-Y/GR(TPL3)
Q1312
10k
R1322
22k
R1321
4700
R1318
47k
R1317
4.7uH
L1313
10u
6.3V
A
C1345
2SC4738F-Y/GR(TPL3)
Q1321
10u
6.3V
C1348
L1318
4.7uH
4.7uH
10u
10V
10V
C1347
CPH6702-TL
Q1305
CPH6702-TL
Q1306
CPH6702-TL
Q1303
CPH6702-TL
Q1304
CPH6702-TL
Q1302
CPH6702-TL
Q1309
5%
4700
R1341
0.01u
C1328
IC1301
CXA3057R-T6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
22k
R1314
2200p
C1312
470p
C1314
22uH
L1320
0
R1310
0
R1305
470k
R1303
VTR_UNREG
1
R1324
1
R1325
XX
C1349
MT_GND
MT_GND
RN5RZ59BA-TL
IC1303
1
2
3
4
5
1SS357-TPH3
D1306
4.7u
C1359
4.7uH
L1311
10u
10V
10V
A
C1357
XX
C1358
A_2.8V
CPH6102-TL
Q1301
10u
4V
A
C1322
10u
6.3V
A
C1320
4.7uH
L1321
D_1.9V
0
R1315
0
R1308
XX
L1319
XX
L1322
10k
R1326
33k
R1304
EVF_13.3V
0
R1344
0.1u
1005
C1353
T1301
1
2
3
4
5
6
7
8
0
R1345
XX
R1346
TK11119SCL
IC1302
123
4
5
XX
C1324
XX
D1303
XX
D1304
10k
R1348
22k
R1347
XX
C1360
XCAM_MODE_SW
42P
CN1113
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
SHOE_ON
INIT_CHARGE_ON
F
AST_CHARGE
DC_P
ACK_SW
BA
TT_SIG
XVTR_MODE_SW
XS/S_SW
XPHOTO_STBY_SW
CN1109
8
P
1
2
3
4
5
6
7
8
SHOE_UNREG
1
A
BA
TT_UNREG
PC_UNREG
CAM_DD_ON
EVF_DD_ON
BA
TT/XEXT_SW
VTR_UNREG
VTR_UNREG
LND134
D_1.5V
D_2.8V
A_4.75V
MT_5V
D_2.8V
A_4.75V
A_2.8V
D_2.8V
A_4.75V
REG_GND
D_1.5V
D_2.8V
A_2.8V
AU_2.8V
RP_4.75V
EP_2.8V
A_2.8V
MT_5V
D_2.8V
REG_GND
RP_4.75V
REG_GND
RP_6.0V
D_2.8V
MT_5V
REG_GND
D_2.8V
REG_GND
D_2.8V
MT_5V
REG_GND
EVF_BL
EVF_BL_4.75V
AU_2.8V
A_4.75V
AU_4.75V
MT_5V
REG_GND
CL1300
AU_2.8V
A_4.75V
REG_GND
R1316
0
L1317
22uH
D_2.8V
MT_5V
A_4.75V
EVF_DD_ON
EVF_BL_4.75V
A_4.75V
LCD_4.75V
RP_4.75V
AU_4.75V
A_4.75V
D_2.8V
A_2.8V
PANEL_-15.3V
A_2.8V
AU_2.8V
EP_2.8V
A_4.75V
EVF_BL_4.75V
MT_5V
A_2.8V
D_2.8V
A_2.8V
D_2.8V
PANEL_13.3V
A_4.75V
D_2.8V
EP_2.8V
P
ANEL_4.75V
INIT_CHARGE_ON
XPHOTO_STBY_SW
XCAM_MODE_SW
DC_P
ACK_SW
SHOE_ON
F
AST_CHARGE
XVTR_MODE_SW
XS/S_SW
BA
TT_SIG
INIT_CHARGE_ON
XPHOTO_STBY_SW
XCAM_MODE_SW
DC_PACK_SW
SHOE_ON
FAST_CHARGE
XVTR_MODE_SW
XS/S_SW
BATT_SIG
BATT/XEXT_SW
VTR_DD_ON
P
ANEL_-15.3V
CAM_DD_ON
EVF_DD_ON
CAM_DD_ON
BA
TT/XEXT_SW
VTR_DD_ON
A_4.75V
D_2.8V
A_4.75V
D_2.8V
A_2.8V
D_2.8V
A_4.75V
D_2.8V
A_2.8V
AU_2.8V
RP_4.75V
A_2.8v
EP_2.8V
A_2.8V
MT_5V
D_2.8V
RP_4.75V
MT_5V
D_2.8V
D_2.8V
D_2.8V
MT_5V
EVF_BL_4.75V
A_4.75V
AU_4.75V
AU_2.8V
MT_5V
AU_2.8V
A_4.75V
P
ANEL_13.3V
D_2.8V
CH-2
CAM_12.0V
FEED_BACK-5
OUTPUT_MONITOR-4
INV_INPUT-4
FEED_BACK-4
RT
CT
MOS_DUTY
GND
SOFT_START
VREF
SCP
VCC
STANDBY
STANDBY-7
FEED_BACK-3
STANDBY-3
INV_INPUT
-3
OUTPUT_MONITOR-3
FEED_BACK-2
INV_INPUT
-2
OUTPUT_MONITOR-2
FEED_BACK-1
INV_INPUT
-1
OUTPUT_MONITOR-1
COMP
MOS_GA
TE-1
BOOT_CAP_H-1
BOOT_CAP_L-1
OUTPUT
-1
OUTPUT
-2
BOOT_CAP_L-2
BOOT_CAP_H-2
OUTPUT-6
BOOT_CAP_L-6
BOOT_CAP_H-6
OUTPUT_GND-4,5,6,7
BOOT_CAP_H-5
BOOT_CAP_L-5
OUTPUT-5
OUTPUT-4
BOOT_CAP_L-4
BOOT_CAP_H-4
MOS_GATE-4
OUTPUT_GND-1,2,3
BOOT_CAP_H-3
BOOT_CAP_L-3
OUTPUT-3
OUTPUT_
VCC-1,2,3
INV_INPUT
-5
NONINV_INPUT
-5
OUTPUT_MONITOR-5
FEED_BACK-6
INV_INPUT
-6
NONINV_INPUT
-6
OUTPUT_MONITOR-6
FEED_BACK-7
INV_INPUT
-7
NONINV_INPUT
-7
OUTPUT_MONITOR-7
OUTPUT_VCC-7
BOOT_CAP_H-7
BOOT_CAP_L-7
OUTPUT
-7
OUTPUT_VCC
-4,5,6
VTR_UNREG
VTR_UNREG
SHOE_UNREG
SHOE_ON
SHOE_UNREG
BATT_UNREG(F302)
VTR_UNREG
REG_GND
REG_GND
REG_GND
XVTR_MODE_SW
XCAM_MODE_SW
XS/S_SW
XPHOTO_MODE_SW
BATT/XEXT_SW
BATT_SIG
FAST_CHARGE
DC_PACK_SW
INIT_CHARGE_ON
REG_GND
REG_GND
BATT_UNREG(F302)
REG_GND
REG_GND
REG_GND
REG_GND
VTR_UNREG
REG_GND
REG_GND
REG_GND
REG_GND
REG_GND
BL_REG_UNREG
PC_UNREG
C/D_VS_D1.5V
BL_REG_UNREG
C/D_VS_D1.5V
C/D_VS_D1.5V
BL_REG_UNREG
C/D_VS_D1.5V
BL_REG_UNREG
PC_UNREG
BL_REG
P
ANEL_13.3V
SE_GND
P
ANEL_2.8V
P
ANEL_-15.3V
BL_CONT
P
ANEL_4.75V
BL_GND
6
F
L
18
G
9
C
D
19
16
VC-235 BOARD (16/16)
13
15
12
11
E
3
2
B
17
4
I
20
8
7
J
5
05
10
14
K
H
M
IC1301
DRUM/CAPSTAN PWM DRIVE
DC/DC CONTROL
IC1303
6V REG
1.9V REG
IC1302
1
2
3
6
5
4
4
5
6
3
2 1
1
2
3
4
5
6
1
2
3
6
5
4
1
2
3
4
5
6
3
5
1
6
4
2
1
2
3
4
5
6
REC/PB
REC
PB
SIGNAL PATH
Drum servo(speed and phase)
Capstan servo(speed and phase)
-REF.NO.:10,000 SERIES-
XX MARK:NO MOUNT
XX MARK:NO MOUNT
DC/DC CONVERTER (DD BLOCK)
CN254
(SEE PAGE 4-118)
(SEE PAGE 4-118)
Q1322,1324,1326
-15.3 REG
-15.3 REG
Q1320,1321,1323,1325
12V REG
12V REG
Q1315,1316,1318
-6.5V REG
-6.5V REG
EMERGENCY
DETECTOR
DETECTOR
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
GND
1
VC-235 BOARD (1/16)
VC-235 BOARD (2/16)
14
23
VC-235 BOARD (3/16)
VC-235 BOARD (4/16)
30
VC-235 BOARD (5/16)
31
VC-235 BOARD (6/16)
37
VC-235 BOARD (1/16)
1
50
VC-235 BOARD (7/16)
69
VC-235 BOARD (10/16)
55
VC-235 BOARD (8/16)
VC-235 BOARD (11/16)
79
84
VC-235 BOARD (12/16)
89
VC-235 BOARD (13/16)
22
21
93
VC-235 BOARD (15/16)
62
VC-235 BOARD (9/16)
VC-235 BOARD (14/16)
91
37
VC-235 BOARD (6/16)
VC-235 BOARD (13/16)
90
VC-235 BOARD (10/16)
69
VC-235 BOARD (13/16)
89
23
VC-235 BOARD (3/16)
VC-235 BOARD (15/16)
93
74
VC-235 BOARD (10/16)
89
VC-235 BOARD (13/16)
PD-117 BOARD (1/2)
CN5701
(THROUGH THE DP-77 HARNESS)
(SEE PAGE 4-103)
Q1310-1313
MT5V REG
Q1317,1319
SWITCH
SWITCH
PD-118 BOARD (2/2)
CN5701
(THROUGH THE DP-77 HARNESS)
(SEE PAGE 4-113)
FU-138 BOARD
FU-142 BOARD
FU-144 BOARD
FU-142 BOARD
FU-144 BOARD
94
VC-235 BOARD (6/16)
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