Sony HVR-S270J Service Manual page 119

1 2 3
A
D_2.8V
REG_GND
R7575
N_8V XX
N_8V
MT_5.5V R7576
MT_5.5V
XX
DRUM_VS
R7571
XX
B
O_CAP_ON
O_CAP_ON
CAP_W
CAP_V
CAP_U
CAP_VS
R7572
XX
C
O_CAP_FWD
CAP_FG
C7568
0.01u
B
25V
REG_GND
CAP_FG1
CAP_FG2
D
UHE+
UHE-
VHE+
VHE-
WHE+
WHE-
HE_VCC
E
F
G
MT_5.5V
H
R7514
XX
CAM MOTOR DRIVE,
TAPE TOP/END DETECT
R7511
1
CL7505
R7512
0
Rf
1
R0.4/P0.1
C7506 OUT1
0.1u
10V 2.8
I B Vcc1
5.5
C7507 B
Vcc2
0.1u 10V
5.5
2.2u B
VM
C7508 10V 0
BIN1
R7513
100k BOUT1
R0/P0.4
BIN2
R0/P0.4
R7502 BOUT2
C7509
0
CL7501 0 C7502 0.022u
REEL_ERR
0.1u B ISNF
16V
B
RFB
10V
2.8
RSB
CL7503
CL7502 R7503
R7501 R7504 R7506
TOP IN
10k 10k 10k 100k
CL7504
TOP OUT
C7501
C7503
0.0047u R7507 GND
J B 0.001u
XX
50V
B
50V
R7510
100k
D_2.8V
R7505 2.8
15k
2.8
Q7501
2SC6054GR8S0 0
R7515
BUFFER
1k
R7508
0
C7504
0.1u
B
10V
R7509 C7505
K
2200 100p
B
50V
L
REG_GND
0 5
HVR-S270J/S270U/S270N/S270E/S270P/S270C
4 5 6
C7547 C7549
1u B 0.1u
10V B
10V
10V
C7541
0.1u C7542
B
0.1u
10V
10V CM_-
B
C7544
0.1u
10V B
C7540 R7556
0.1u 2.2
B R7557
2.2
R7558
2.2
R0/P2.9
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
R0/P2.9
O_CAP_FWD D_PGND
1 60
C_FRC
COM
2 59
TEST
WIN 58
3
VMR
R2.7/P1.4
CAP_FG VIN 57
4
CFGOUT
UIN 56
5
C_PGND
DFILTER 55
6
GND
1.3
CAP_FG1 DFC
7 54
CFGIN+
1.3
CAP_FG2 DFGOUT
8 53
CFGIN-
C7537 10V
R0/P1.1
DFGIN
9 52
1u CAGC
B R0/P0.5
VREF 51
10
U+
R0/P0.5 IC7506
PGOUT 50
11
U- BD6639AKV-E2
R0/P0.3
DRUM/CAPSTAN/FL PGIN 49
12
V+ MOTOR DRIVE
R0/P0.3
PGC
13 48
V-
0
VG
14 47
W+
0
ISNF
15 46
C7572 0.1u B 2.8 W-
DBOUT
16 45
10V VCC1
R0/P0.7
DBIN 44
17
VH
1.1
C7571 0.01u B CBLOUT 43
18
TOPIN
CBOUT 42
19
R7578 TOPOUT
2.9
CBIN
20 41
R7579 ENDIN
100k
100k
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
R7580
10k C7538 25V
R7581 0.01u B
10k
R7587
R7582
100
10k
C7539 25V
R7583
0.01u B
10k
C7550
C7545 0.01u
C7543
XX XX B
25V
C7546 C7548
0.1u
0.1u
10V B B
CN7501 2P
CL7513
R MECHANISM
1 LM+ DECK
CL7514
(MDX-R201)
2 LM-
(2/3)
REEL FG AMP
C7510 0.1u B
10V
NC
0.1 R7534
R7525
OUT2
100k 3300
0.1
RS
LIMIT OUT
R7521
XX R7529 0
LIMIT EN
CL7506
0
DEC2 O_LM-
CL7507 0
O_LM+
DEC1 R7519 R7535
CL7508 47k R2.8/P∗ 1k
RLO2 I_FG_TREEL
R7526 2700
R2.6/P∗
RLP2 TFG_IN
1.7
R7527 560
RLM2 R7536
CL7509 R0.1/P∗
1k MOTOR_12V
RLO1 I_FG_SREEL
CL7510 R7528 2700
RLP1 SFG_IN
R7520 47k C7514
R0.9/P∗
0.1u
RLM1
R7537 B 10V
CL7511 2.9 R7532 560
1k
END OUT I_TAPE_END
CL7512 R7530
END IN 4700
R7522 ±0.5% ±0.5%
3300
R7523 ±0.5% R7531
3300 4700
±0.5%
R7524
2.8 15k
2.8
END_SENS
Q7502
C7512 2.2 2SC6054GR8S0
0.1u
B BUFFER Q7503
R7517 0.4
2SB709A-QRS-TX
0
10V 1
C7511
100p R7518 REEL_ERR
B 2200 R7538
50V 10k
BUFFER
I_TAPE_TOP
TOP_SENS
MT_GND
B
10V C7513
0.1u
IC7502
TC7W34FU(TE12R)
BUFFER
2.8
0
Vcc O_PWM9_REEL_M
0
0 0
GND
R7516 R7533
1k 1k
7 8 9 1 0
C7554 C7556 C7558
0.1u 0.1u 0.1u
B B B
10V 10V 10V
CM_-
CM_+
CM_+
DRUM_W
DRUM_V
DRUM_U
10k 10k 10k
R7584 R7585 R7586
R0/P1.3
R0/P1.3
R0/P1.3
R0/P1.3
C7553
R0/P0.9 0.047u B
10V
2.4
R0/P1.4
I_FG_DRUM
I_FG_DRUM
R7564
1.2
DRUM_FG_SENS
R7561 C7562 50V
1.2 10k
XX 470p
B FG_PG_COM
R2.9/P0.1
I_PG_DRUM
I_PG_DRUM
1.2
DRUM_PG_SENS
R1.2/P0.9 C7551
12 1u B 10V R7577
IC_7506_13.5V
0
XX
C7552
R0.7/P0 0.022u
B C7563
C7561
R0/P0.8 16V 0.1u
0.1u B
B
R0/P0.8 10V
16V
R0/P0.3
O_CM-
O_CM-
O_CM+
O_CM+
R7562
1k R7563 R7590 XX
DRUM_ERROR
2200 R7589 XX
CAP_ERROR
O_PWM0_DRUM
O_PWM0_DRUM
R7566
O_PWM1_CAP
O_PWM1_CAP
2200
R7588
C7564 C7565
5600
C7536 R7565 0.0068u
C7560 C7569 0.0068u
XX
0.22u 15k B B
1u
B 16V
B 16V
10V 16V
C7570
0.22u
B
16V
O_SO1_VSP
O_SO1_VSP
XO_CS_IC_7506
XO_CS_IC_7506
XO_SCK1_VSP
XO_SCK1_VSP
CK13MFO1
CK13MFO1
XO_RST_VTR
XO_RST_VTR
I_CM_LIM_DET
I_CM_LIM_DET
A_5.0V
O_REEL_ON
(5V)
5
IC7503
5.5 TK11150CSCL-G
5V REG
5 4 REEL_ERR
C7516 C7520
1u 2.2u
B B
10V 10V
1 2 3
1.3
5.5
C7519 25V
0.01u
B
25V
C7523 C7524
0.1u 4.7u
B B
25V
REEL PWM DRIVE
C7515 IC7504
330p MB3817PFV-G-BND
1.5
1.2
B 50V
VREF
CT 16.7 CL7517
R7541 6200 1
CTL
RT C7521 B
CL7515 R0.6/P1 0 L7501
CSCP 0.1u 10V
10uH
+IN C7522 B
CL7516 R0.6/P1 + 2
CS 0.1u 10V
-IN
1 -
GND
R7544 FB
C7517 1.5 0 R7545 20
5600 VE
0.022u
±0.5% DTC
16V R16.6/P11.6 16.6 CL7518
OUT
B
CB1 16.7
VCC
C7518 B CB2
R0/P17.1
R7543 0.001u 50V
62k
±0.5%
R7542
33k
±0.5%
4-60
1 1 1 2 1 3
REEL MOTOR
DRIVE
4.5
FGin(+) FGin(-)
FG-CLIP GND
R7547
20k 0
±0.5% FG-OUT FR O_REEL_FWD
CL7519
2.5
CTL GSENSE
R7548
12k
R7546
±0.5% 0
10k
CTLREF Rf(SENSE)
0.6
0
2.8 0
LIM W-OUT REEL_W
C7526
R7549
1u Q7505
470k 4.2 ∗
B 2SB709A-QRS-TX
REEL_V
10V BUFFER FC V-OUT
C7528
B 0.1u 10V 2.5 ∗
U+ Uin(+) U-OUT REEL_U
2.5
Uin(-) N.C.
U-
2.5
V+ Vin(+) N.C.
2.5
Vin(-) N.C.
V-
2.5 0
W+ Win(+) Rf(POWER)
2.5 0
Win(-) ADJ
W-
5 2.7
Vcc Vs
C7529
0.1u
B 10V
C7530
4.7u
B C7532
25V 4.7u
B
25V
L7503
10uH
REEL PWM
Q7504
CPH3109-TL-E
16.7 2.8
L7502
22uH
C7525
4.7u
16.5
B C7527
25V 10u
20V
TA
D7501
RB051L-40TE25
1 4 1 5 1 6
A
B
C
D
E
F
G
H
I
J
K
NN-006 BOARD (2/3)
SERVO
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
L
R:REC MODE
P:PPB MODE
∗:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
NN-006 (2/3)