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3-7
HVR-S270J/S270U/S270N/S270E/S270P/S270C
3-7. OVERALL BLOCK DIAGRAM (7/14)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
A
: VIDEO/AUDIO/SERVO SIGNAL
A
: SERVO SIGNAL
HDV REC, DV REC
HDV PB, DV PB
05
VC-513 BOARD (6/13)
NN-006 BOARD
IC7506
(2/2)
DRUM_ERROR
DRUM
MOTOR
DRIVE
FG AMP
PG AMP
53
50
52
49
CN7304
DRUM FG
M901
DRUM MOTOR
DRUM_VS
FL MOTOR
DRIVE
TAPE END
DETECT
45
LPF
10
CAPSTAN
MOTOR
DRIVE
FG AMP
LPF
4
DRUM_U, V, W
CM_
±
CM_UNLOAD,
CM_LOAD
O_CM
±
END_SENS
END_SENS
I_FG_DRUM
I_PG_DRUM
I_FG_DRUM
I_PG_DRUM
CAP_VS
DRUM_VS
CAP_VS
O_CAP_FWD,
O_CAP_ON
CAP_FG
MODE_SW_A - MODE_SW_D
MODE_A - MODE_D
11
21
10
20
TOP_SENS
TFG_IN
SFG_IN
TAPE_TOP_C
TFG_IN
SFG_IN
TAPE TOP
DETECT
T REEL
FG AMP
S REEL
FG AMP
DEW_DET
DEW
UHE
±
,
VHE
±
,
WHE
±
CAP_U, V, W
CN7302
CN7303
CN7309
7
CAP_ERROR
43
M
DRUM PG
M903
CAPSTAN MOTOR
M
HU, HV, HW
DEW SENSOR
ENCODER
Q7301
M905
FL MOTOR
Q001
TAPE END
SENSOR
D001
(TAPE LED)
M
CAP_FG1,
CAP_FG2
HU
±
,
HV
±
,
HW
±
CAP_U, V, W
FG1, FG2
CAPSTAN FG
Q002
TAPE TOP
SENSOR
IC004
T REEL
FG
IC005
S003 (CC DOWN)
S004
(REC PROOF)
CN004
S REEL
FG
4PIN
CONNECTOR
(2/3)
IC7506
(1/2)
(2/3)
IC7505
(2/3)
DRUM_FG_SENS
DRUM_PG_SENS
U, V, W
FG
FG
LED
DRIVE
Q7502
BUFFER
Q7501
BUFFER
TAPE_LED
TAPE_END
TAPE_TOP
TREEL_FG
SREEL_FG
TAPE_LED
SERIAL
INTERFACE
64, 67
63, 65, 68
74, 76, 78
75, 77
1, 80
10 - 15
7, 8
37
34
SYS_V
D14
I_CM_LIM_DET
O_CM
±
O_CAP_FWD,
O_CAP_ON
CAP_FG
I_CM_LIM_DET
41
44
35
CK13MFO1
24, 25
XRST_VTR
HI_SI, HI_SO, XHI_SCK
VIDEO HEAD
CN7001
ODD
XODD, YODD
XEVEN, YEVEN
XODD, YODD
XEVEN, YEVEN
SWP
EVEN
IC7001
REC/PB AMP
(1/3)
SWP
44
35
46
38
CONT1, SW_PS, ALL_PS
CONT1, SW_PS, ALL_PS
CONT1, SW_PS, ALL_PS
42
40
RECDT
RECCK
RFIN
RECDT
RECCK
RECA1
RECA2
RECA1
RECA2
RFIN
SWP
RECDT
RECCK
RECA1
RECA2
RFIN
R MECHANISM DECK
(MDX-R201)
Y14
AC15
AC18
AB11
B9
A9
D19, B20
D11
V23
AB9
L22
Y11
B11
A11
CAP_FWD, CAP_ON
DRUM_FG
DRUM_PG
DEW_DET
MODE_SW_A - MODE_SW_D
LOAD, UNLOAD
TAPE_END
TAPE_LED_ON
XC_IN
REEL_PWM
CAP_FG
LM_LIM_DET
TAPE_TOP
TREEL_FG
SREEL_FG
I_TAPE_END
O_LM
±
I_TAPE_TOP
I_FG_TREEL
I_FG_SREEL
REC_PROOF
CHIME_SDA,
CHIME_SCK
REC_PROOF
CHIME_SDA,
CHIME_SCK
XCC_DOWN
XREC_PROOF
CHIME_3(SDA),
CHIME_2(SCK)
CC_DOWN
19
XC_IN
C_IN
XCC_DOWN
A19
B15
14
S_ELTN_ERR
S_ELETEN
13
T_ELTN_ERR
MODE_SW_A - MODE_SW_D
DEW_DET
TAPE_LED_ON
XCC_DOWN
XC_IN
S_ELTN_ERR
T_ELTN_ERR
T_ELETEN
8
L_CASETTE
L_CASETTE
L_CASETTE
Y7, AB7,
AB6
D16, A17
B12, L2
10, 9
4, 3
39, 37, 45
AB20 - AB22, AA23
DRUM_PWM
CAP_PWM
XCS_IC_7506
6- 1
CN1011
CN7301
13, 14, 7 -10
6 - 1
18 - 15
1, 2
U
±
, V
±
, W
±
U
±
, V
±
, W
±
LM
±
17, 16
IC7301
(3/3)
REEL
MOTOR
DRIVE
CAM
MOTOR
DRIVE
IC7502
(2/3)
IC7501
(2/3)
REEL MOTOR
FG AMP
REEL_U, V, W
M904
REEL MOTOR
M
HALL
M902
CAM MOTOR
FG1, FG2
REELM_FG
REEL_U, V, W
FG1, FG2
REEL FG
21 - 23
8 - 13
3, 2
26, 6
1 - 6
13, 10
6, 5
9, 8
REC_PROOF
XC_IN
CHIME_SDA, CHIME_SCL
AC6
XCS_IC_4401
N23
XPSV_D4
E23
TC_PB_DATA
M20, M22,
M23
DDRA_SEL1 -
DDRA_SEL3
VD_SO, XVD_SCK
AC12, Y12
VSP_SO, XVSP_SCK
VSP_SO, XVSP_SCK
VSP_SO, XVSP_SCK
O_SO1_VSP, XO_SCK1_VSP
O_SO1_VSP, XO_SCK1_VSP
F2
XSYS_RST
R4402
B4
NTSC/XPAL_DET
F4
V22
XFTR_NR
A18, B5,
A5
XO_CS_IC_7506
O_PWM0_DRUM
O_PWM1_CAP
CK13MFO1
XO_RST_VTR
AC13
REEL_FWD, REEL_ON
REELM_FG
A10
S_ELTN_ERR
AA22
T_ELTN_ERR
W23
L_CASETTE
D12
CM_LOAD, CM_UNLOAD
SWP
CONT1, SW_PS, ALL_PS
RECDT
RECCK
RF_IN
RECA1
RECA2
CAP_FWD, CAP_ON
DRUM_FG
DRUM_PG
DEW_DET
MODE_SW_A - MODE_SW_D
LOAD, UNLOAD
TAPE_END
TAPE_LED(K)
XC_IN
O_PWM9_REEL_M
CAP_FG
CM_LIM_DET
TAPE_TOP
TREEL_FG
SREEL_FG
REC_PROOF
CHIME_3(SDA), CHIME_2(SCK)
XCC_DOWN
DRUM_PWM
CAP_PWM
XCS_IC_7506
CK13MFO1
XRST_VTR
O_REEL_FWD, O_REEL_ON
REELM_FG
S_ELTN_ERR
T_ELTN_ERR
L_CASETTE
CM_LOAD, CM_UNLOAD
69, 72
16
13
17
31
14
23
20
1
O_REEL_FWD,
O_REEL_ON
O_REEL_FWD,
O_REEL_ON
REELM_FG
REEL_ERR
Q7505
O_PWM9_REEL_M
4
15
9
8
22
19
32, 33
D1
C1
X4401
20MHz
IC4401
(2/2)
MECHA
CONTROL
(16/28)
REC_VOL_A/D_CH1 -
REC_VOL_A/D_CH4
Y22, Y23,
W20, W22
1
18 - 21, 16, 17
8
9
DRUM_VS
CAP_VS
DRUM_VS
CAP_VS
DRUM_ERROR
CAP_ERROR
DRUM_ERROR
CAP_ERROR
BUFFER
Q7503
BUFFER
Q7504
REEL PWM
7
1 BUFFER
IC7504
(2/3)
10
3 REEL PWM
DRIVER
M
7
5, 4
J4, C22
38, 36
5
24
12
14
16
13
10
8
CN1012
11, 10, 12
CN1014
22, 21
CN1013
1, 2
5 - 8
20, 19
7, 6
2
1
8
13
22
4
5
9
18
20
23
2
4
12
14
15
24
9
10
11
17
13, 14
11, 12
20
21
23, 22
4, 6
CN7305
SWP
CONT1, SW_PS, ALL_PS
RECDT
RECCK
RF_IN
RECA1
RECA2
O_CAP_FWD, O_CAP_ON
I_FG_DRUM
I_PG_DRUM
DEW_DET
MODE_SW_A - MODE_SW_D
O_LM
±
I_TAPE_END
TAPE_LED_ON
XC_IN
O_PWM9_REEL_M
CAP_FG
I_CM_LIM_DET
I_TAPE_TOP
I_FG_TREEL
I_FG_SREEL
REC_PROOF
CHIME_SDA, CHIME_SCL
XCC_DOWN
O_PWM0_DRUM
O_PWM1_CAP
XO_CS_IC_7506
CK13MFO1
XO_RST_VTR
O_REEL_FWD, O_REEL_ON
REELM_FG
S_ELTN_ERR
T_ELTN_ERR
L_CASETTE
O_CM
±
DRUM_VS
CAP_VS
DRUM_ERROR
CAP_ERROR
20
1
13
11
9
12
15
17
CN7306
14, 15, 13
CN7308
3, 4
CN7307
24, 23
20 - 17
5, 6
18, 19
23
24
17
12
3
21
20
16
7
5
2
23
21
13
11
10
1
16
15
14
8
12, 11
14, 13
5
4
2, 3
21, 19
CN7501
1, 2
2, 29
IC002
H
T ELETEN
SENSOR
IC001
ELETEN
ERROR AMP
IC003
S ELETEN
SENSOR
OFFSET
RV004
OFFSET
RV002
GAIN
RV003
GAIN
RV001
2
5
1
7
3
6
-
+
+
-
H
S002 (C IN)
S001 (L/S CAS)