Sony DVCAM DSR-PDX10 Service Manual page 71

DSR-PDX10/PDX10P
COVER
COVER
For Schematic Diagram
• Refer to page 4-119 for printed wiring board.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
VC-318 (12/17)
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
2 3 4 5
1
VC-318 BOARD(12/17) NO MARK:REC/PB MODE
DRUM/CAPSTAN/LOADING DRIVE(MD BLOCK)
XX MARK:NO MOUNT
MT_GND
VTR_UNREG
62
(17/17) MT_4.9V
D_2.8V
EVF_13.5V
REG_GND
CAP_W
CAP_ERROR CAP_V
CAP_ERROR
DRUM_ERROR CAP_U
DRUM_ERROR
63
(16/17)
CAP_VS
DRUM_VS
R2404
C2401
0.001u
C2402
0.001u
CAP_FWD
MR_VCC
CAP_FG
R2402
XX
FG1
FG2
UHE+
UHE-
VHE+
VHE-
WHE+
WHE-
HE_VCC
TAPE_TOP_C
TAPE_TOP
TAPE_END_C
TAPE_END
TREEL_FG
R2405
DRUM_ERROR
0
R2403
CAP_ERROR
0
DRUM_PWM
CAP_PWM
CHIME_VDD
CHIME_VDD
CHIME_SDA
35 CHIME_SDA
(5/17) CHIME_SCK
CHIME_SCK
REC_PROOF
REC_PROOF
XCC_DOWN
65
(14/17) XCC_DOWN
SIGNAL PATH
REC REC/PB PB
Drum speed servo
Drum phase servo
Drum servo (speed and phase)
Capstan speed servo
Capstan servo (speed and phase)
16
4-53
VC-318 BOARD SIDE A VC-318 BOARD SIDE A
6 7 8 9
:Voltage measurement of the CSP IC
and the Transistors with mark,is
not possible.
C2410
R2417
L2401 2.2
C2409
10uH 0.1u
B
R2407
10k
10k
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79
B
B
C_FRC
TEST
VMR
CFGOUT
C_PGND
GND
CFGIN+
CFGIN-
CAGC
U+
IC2401
U-
V+
DRUM/CAPSTAN/LOADING DRIVE
V-
IC2401
TB6550XBG(EB)
W+
CSP(CHIP SIZE PACKAGE)IC
W-
C2406 0.1u B
VCC1
VH
0.047u B
C2404
TOPIN
C2405 0.047u B TOPOUT
ENDIN
ENDOUT
RLP1
C2403
1u RLM1
B
RLO1
C2435 0.01u F
C2436
0.01u
50V
F
T_REEL_+
T_REEL_-
S_REEL_+
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
S_REEL_-
SREEL_FG
R2413
0
R2411
0
R2415
10k
R2412 R2416
10k 2200
R2406 C2414
R2409 C2407 C2408 R2418 C2418
XX
XX 6800p 6800p 0.1u 0.01u
15k
B B
B B
HALL FG
M902
CAPSTAN MOTOR
VC-318 BOARD SIDE B VC-318 BOARD SIDE B
10 11 12 13 14
C2411 C2412
0.1u 0.1u 0.1u
B B B
C2416 Q2402
1u EC3201C-PM-TL
R2438
LED_DRIVE
F 100k
TAPE_LED_K
R2431
C2422 C2427 C2432
C2417
0.1u 0.1u 0.1u 270 TAPE_LED_A
0.1u
B B B
R2419 B
2.2
Q2401
R2420 2SA2018H-T2L
2.2 SENSOR VCC SWITCH
2.7 R2436
22k
SENSOR_VCC
78 77 76 75 74 73
L_OUT2 DRUM_W
NC DRUM_V
L_VM DRUM_U
L_OUT1
R2426 R2427 R2428
D_W
XX XX XX
D_VS
NC
C2428 C2433
D_V
470p 470p
B B
D_VS
D_U
NC
NC
D_PGND
DRUM_COM
COM
WIN
C2423
VIN
470p
B
UIN
DFILTER
C2429
DFC 0.047u
B
DFGOUT R2429
C2430
470p B 10k DRUM_FG_SENS
DFGIN
FG_PG_COM
VREF
PGOUT
DRUM_PG__SENS
PGIN
C2431
0.1u
B
R2434
0
C2424
0.022u IC2402
B XX R2421 R2410
XX XX
VCC -
R2423 0
VSS
out +
C2419
R2424 C2425 C2434 C2426 R2414 R2408
XX 18k 1u 0.1u 1u C2413
XX XX
B B XX
B
MECHANISM BLOCK
(PAGE 4-30)
FG/PG
J-MECHANISM(2/2)
M901
DRUM MOTOR
4-54
15 16 17
R2437
4700
TAPE_LED_ON
XREEL_HALL_ON
CAP_ON
LM_-
LM_+
64
(13/17)
CAP_FWD
CAP_FWD
CAP_FG
CAP_FG
TAPE_TOP
TAPE_TOP
TAPE_END
TAPE_END
SREEL_FG
SREEL_FG
TREEL_FG
TREEL_FG
DRUM_PWM
DRUM_PWM
CAP_PWM
CAP_PWM
DRUM_FG
DRUM_PG
XCS_3IN1
XCS_3IN1
UNLOAD
UNLOAD
LOAD
LOAD
LM_LIM_DET
LM_LIM_DET
XRST_VTR
XRST_VTR
DEW_AD
DEW_AD
MODE_SW_A
MODE_SW_A
MODE_SW_B
MODE_SW_B
29
MODE_SW_C (4/17)
MODE_SW_C
VSP_SO
VSP_SO 29
XVSP_SCK (9/17)
XVSP_SCK
29
(10/17)
29
(13/17)
57
(2/17)
SPCK
SPCK
57
(4/17)
57
(7/17)
57
(10/17)
57
(11/17)
57
(16/17)