DCR-HC28E_L2
3-2
: VIDEO/AUDIO/SERVO SIGNAL
: SERVO SIGNAL
DRUM_PWM
08
IC8601
(2/2)
VC-416 BOARD (2/5)
IC9001
(3/3)
IC2201
(1/2)
CAP_PWM
DRUM_ERROR
CAP_ERROR
DRUM
MOTOR
DRIVE
FG AMP
PG AMP
53
50
52
49
21
20
18
MECHA
CONTROL
(7/12)
Q2208
CN1009
DRUM FG
M901
DRUM MOTOR
DRUM_VS
LOADING
MOTOR
DRIVE
TAPE END
DETECT
43
45
LPF
Q2207
10
CAPSTAN
MOTOR
DRIVE
FG AMP
4
DRUM_U, V, W
LM ±
LOAD, UNLOAD
TAPE_END_C
DRUM_FG
DRUM_PG
CAP_VS
CAP_FWD, CAP_ON
CAP_FWD, CAP_ON
CAP_FG
DRUM_FG
DRUM_PG
DEW_AD
MODE_SW_A - MODE_SW_C
MODE_SW_A - MODE_SW_C
LOAD, UNLOAD
TAPE_END
TAPE_LED_ON
TAPE_END
CAP_FG
9
28
16
25
11
18
TAPE_TOP_C
T_REEL ±
S_REEL ±
TAPE TOP
DETECT
T REEL
FG AMP
S REEL
FG AMP
DEW_AD
UHE±,
VHE±,
WHE±
CAP U, V, W
CN1007
6
M
DRUM PG
M903
CAPSTAN MOTOR
M
HU, HV, HW
DEW SENSOR
MODE SWITCH
S903
Q9002
M902
LOADING MOTOR
Q901
TAPE END
SENSOR
D901
TAPE LED
M
FG1, FG2
CAPSTAN FG
Q902
TAPE TOP
SENSOR
H902
T REEL
SENSOR
H901
MIC902
S902
S901
CC DOWN
REC PROOF
S REEL
SENSOR
4PIN
CONNECTOR
(8/12)
IC9001
(1/3)
(8/12)
IC9001
(2/3)
(8/12)
DRUM/
CAPSTAN
PWM DRIVE
(11/12)
21
7
24
8
FG
PG
LED
DRIVE
TAPE_LED_K
1
IC8602
64k EEPROM
(7/12)
D1
C1
X8601
20MHz
XCS_EEP
F1
SERIAL
INTERFACE
38, 36
77, 78
64, 67
63, 65, 68
74, 76, 78
75, 77
1, 80
10 - 15
7, 8
75, 76
37
XCS_IC9001
34
XRST_VTR
OVERALL (1/5)
(PAGE 3-1)
1
OVERALL (1/5)
(PAGE 3-1)
8
F2
XSYS_RST
F4
LM_LIM_DET
LM_LIM_DET
41
44
35
SPCK
SPCK
EEP_SI, EEP_SO, EEP_SCK
OVERALL (1/5)
(PAGE 3-1)
2
OVERALL (5/5)
(PAGE 3-5)
10
REC_PROOF
CHIME_SDA, CHIME_SCK
XRST_VTR
IC8001_SI, IC8001_SO, IC8001_SCK, XCS_IC8001
VIDEO HEAD
CN1008
RF_MON
ODD
XODD, YODD
XEVEN, YEVEN
SWP
CN1014
EVEN
SWP
IC6501
REC/PB AMP
(4/12)
XCS_EEP
2
4
7 - 5
1
30
44
35
46
38
CPC
(FOR CHECK)
CONT1, SW_PS, ALL_PS
CONT1, SW_PS, ALL_PS
RECDT
RECA1, RECA2
RECCK
RFIN
RF_MON
N MECHA DECK
(MDX-N110)
VSP_SO, XVSP_SCK
VSP_SO, XVSP_SCK
SWITCHING
SWITCHING
31
Y14
AC15
N4
B9
A9
D10, B10
D19, B20
D11
V23
H4
L22
19
N2
TAPE_TOP
TAPE_TOP
29
B11
TREEL_FG
TREEL_FG
A11
25
SREEL_FG
SREEL_FG
REC_PROOF
CHIME_SDA, CHIME_SCK
XCC_DOWN
XCC_DOWN
B15
AA22
SWP
EEP_SI, EEP_SO, EEP_SCK
ZOOM_VR_AD
SYS_V
D14
M22
2, 5, 6
A18, N1, M4
Y7, AB7, AB6, AC6
AB14, AC14, AB13
G4, H2
32, 33
40, 42
10, 9
3, 4
39, 37, 45
69, 72
26, 27
22, 23
AB20
- AB22
XFFREW_UP
Q9004
AC13
1 - 6
CN1010
20 - 9
2 - 7
7 - 9
1 - 4
20, 19
22, 23
13, 14
27, 24
6, 5
2, 3
3-2. OVERALL BLOCK DIAGRAM (2/5)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.