JVC DR-MV2SEU, Руководство по обслуживанию

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A
1
2
3
4
5
B C D E F G
REC AUDIO SIGNAL
PB AUDIO SIGNAL
IC901
(A
UDIO D/A CONVER
TER)
DIGIT
A
L
A
U
DIO OUT
(CO
AXIAL)
D
V
D-A
UDIO-MUTE
RGB-THR
OUGH
D
V
D-A
UDIO(L)
D
V
D-A
UDIO(R)
PB/EE-A
UDIO(L)
PB/EE-A
UDIO(R)
VCR-A
UDIO(L)
VCR-A
UDIO(R)
JK1504
JK1505
REAR
B
U
FFER
Q1534
Q1532
Q1539
A
U
DIO(L)
-OUT
MAIN CB
A
FR
ONT J
A
CK CB
A
D
V
D MAIN CB
A
A
U
DIO(R)
-OUT
JK1202
A
UDIO(L)
-IN A
UDIO(R)
-IN
JK1203
SIF OUT
11
SPDIF
17
17
A
U
DIO(L)-OUT
15
15
A
U
DIO(R)-OUT
19
19
DV
D-A
UDIO-MUTE
13
13
A
U
DIO(L)-IN
11
11
A
U
DIO(R)-IN
44
TU-A
UDIO(R)
2
2
JK2-A
UDIO-MUTE
22
SIF
55
TU-A
UDIO(L)
44
JK2-A
UDIO(L)-OUT
77
JK2-A
UDIO(L)-IN
66
JK2-A
UDIO(R)-IN
11
JK2-A
UDIO(R)-OUT
(OP AMP
)
IC1506
TO DIGIT
A
L
SIGNAL PR
OCESS
BLOCK DIA
GRAM
TU1501 (TUNER UNIT)
A
U
DIO D/A
CONVER
TER
22
10 24
6 8
27 33 32
13
15
26 25
1 7
2 6
(A
UDIO INPUT SELECT)
(VCR D
V
D DUBBING))
IC1501
3
13
4 5
11
1
12 14
MUTE-ON
DRIVE
Q1540
MUTE-ON
9
10
7 6 8
15 14 16
4 3 5
IC902
(A
UDIO A/D CONVER
TER)
A
U
DIO A/D
CONVER
TER
10 11 12
1 2
15
SPDIF
CN501
CN1501
CN601
CN1502
BCK DA
T
A
LRCK MD MC SCK
2
MS
L-CH R-CH
MUTE
BCK DA
T
A
LRCK SYSCLK
R-CH L-CH
VCR FR
ONT
(L-CH)
VCR
TU/IN1/2 TU/IN1/2
FR
ONT
(R-CH)
SW CTL
SW CTL
(OP AMP)
IC1513
(SW)
IC1508
OP AMP OP AMP
2 6
1 7
T
O
SER
V
O
/SYSTEM
CONTR
OL
BLOCK DIA
GRAM
T
O
Hi-Fi A
UDIO
BLOCK DIA
GRAM
WF10
WF8
Q1537
Q1535
Q1536
Q1507
Q1527
+5V
MUTE-ON
Q1538
MUTE-ON
Q2002, Q2004
MUTE-ON
Q2003, Q2005
MUTE-ON
IF SINAL PROCESS
AFV CBA
REAR JACK CBA
CN1506
CN1507
CN2001
CN1
6 6
6
A
U
DIO(L)-IN-F
8
8
A
U
DIO(R)-IN-F
CN1505
CN1201
JK2001
A
U
DIO(R)-IN2
A
U
DIO(L)-OUT2
A
U
DIO(R)-OUT2
2
A
U
DIO(L)-IN2
6 1 3
JK1502
A
U
DIO(R)-IN1
A
U
DIO(L)-OUT1
A
U
DIO(R)-OUT1
2
A
U
DIO(L)-IN1
6 1 3
IC1518
(INPUT/OUTPUT SELECT)
AMP AMP
B
U
FFER
DRIVER DRIVER
16 20 12 14
23
22 21
AMP AMP
B
U
FFER
LOGIC CONTR
OL
DRIVER DRIVER
IIC-B
US SCL
T
O
SER
V
O
/SYSTEM
CONTR
OLBLOCK
DIA
GRAM
IIC-B
US SD
A
OUTPUT
-SELECT
14
15
13
12
1
2
9
10 11
(D
VD
VCR DUBBING))
FR
ONT
Audio input/output select section
E9770BLAS
48
47
14
15
78
R-CH INSEL
L-CH INSEL
NOR SW
SERIAL DATA DECODER
OUTPUT SELECT
VCO
LPF
L-CH BPF
R-CH PNR L-CH PNR
LIM
DEV
COMP
SW NOISE
VCO
LPF
LIM
DEV
COMP
COMP
SW NOISE
MIX R-CH BPF
P R
R L
P R
HOLD PULSE NOISE DET
DO DET
ENV DET
34
33
76 77 74 37 38 39 75 73 26 21 53 24 27
N-A-REC DVD-AUDIO(R)
(DVD VCR DUBBING)
VCR-AUDIO(R) DVD-AUDIO(L) VCR-AUDIO(L)
LIM
80
N-A-PB
Hi-Fi-H-SW
AUDIO-MUTE-2
A-MODE
TO AUDIO BLOCK DIAGRAM
TO AUDIO INPUT/OUTPUT SELECT BLOCK DIAGRAM
TO AUDIO INPUT/OUTPUT SELECT BLOCK DIAGRAM
IIC-BUS SDA
PB/EE-AUDIO(L)
PB/EE-AUDIO(R)
IIC-BUS SCL
TO SERVO/ SYSTEM CONTROL BLOCK DIAGRAM
MAIN CBA
Hi-Fi-
A
U
DIO(R)
7
Hi-Fi
-COM
8
Hi-Fi-
A
U
DIO(L)
9
CN251
IC451
( Hi-Fi AUDIO PROCESS)
REC-AUDIO SIGNAL
PB-AUDIO SIGNAL
Mode : SP/REC
Q451
MUTE-ON MUTE-ON
50 52
6 4
Hi-Fi AUDIO(R) HEAD Hi-Fi AUDIO(L) HEAD
CYLINDER ASSEMBLY
(DECK ASSEMBLY)
Hi-Fi Audio section
E9770BLH
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