Kenwood DV-4050-B, Руководство по обслуживанию

Страница: 8 / 17

2
1
3
5
7
4
6
A B D F H J C E G I
14
13
12
11
10
9
8
7
6
5
4
3
2
1
AGND
AGND
AMUT
DSPCLK
ZFLAG
DGND
AGND
STATUS
MIXL
CMD
AGND
DGND
MIXR
AUDIO
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MGND
POS SENCEI
MECHA FG
DSENS VCC
PHOTVCC
NC
MECHA-VR
MVCC
TRM-
RM+
TM+
MDRV-OUT1
MDRV-OUT2
GND
1
2
3
4
5
6
OPEN SW
GND
CLOSE SW
DSENS VCC
MTR-
MTR+
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
NC
NC
VGND
VGND
Cb
NC
VGND
Cr
Y
VGND
VGND
C
M+9V
AGND
MGND
A+5V
D+5V
DGND
DGND
D+2.5V
D+2.5V
DGND
12 11 10 9 8 7 6 5 4 3 2 1
FL- FL+ FL-35V MGND M+9V DSENS
.GND
D+5V DGND DGND DGND D+3.3V D+3.3V
8 7 6 5 4 3 2 1
PO
WER
A+5V A-12V ASENS
.GND
A
GND
A+12V EV+12V UCOM+5V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
UCOM+5V UCOMGND NC CMD ST
A
TUS
DSPCLK NC CLOSE SW OPEN SW TM+ RM+ TRM- MECHA VR NC PO
WER
PMUTE NC POS SENCEI MECHA FG NC SWMUTE NC FL- FL+ FL-31V
10
9
13 12
11
19 18
1
2
3
VOUT
VCC
GND
R200
330
100P
C202
2.2K
R201
100u50
C200
+
C201
47u50
+
24
23
4.7K
R155
R173
10K
100K R156
+5V +5V
+5V +5V
+5V
+2.5V
R170
47K
24 23
2
8
3
1
5
6
4
7
47K
R171
8
3
2
2
3
C134
0.01
8
9
10
11
12
R160 220
VCC
VCC
18
19
VCC
VCC
10
12
11
7
7
11
5P
C105
8.2K
R109
390P C106
390P C108
8.2K
R110
6P
C107
6.2K
R104
6.2K
R103
6.2K
R106
6.2K
R105
100K R101
100K R102
47u35
+
C101
47u35
+
C102
100P
C120
120P
C119
22P
C116
27P
C115
27P
C111
22P
C112
8.2K
R107
8.2K
R108
1 2
R157
47u25
+
1
2
3
4
5
6
7
GND
14
13
12
11
10
9
8
VCC
13
10K
R172
10
12
R72 390
100
R71
4.7K
1.2K
R69
R70 R68 560
5.6K
R66
3.9K R67
L8
15uH
5P
C43
68P
C44
47P
C42 10P
470
VR2
6.8uH
L7
2.7K R60
C41
R64
2.7K
R59
47
100
R61
C132
1200P
10P
C122
6
5
8
7 47K
R113
4
12P
56K
R118
C113
3
2
1
0.01
C114
27K
R117
C121
0.1
27P
C147 22P
47K
R114
0.033
C110
2
1
68K
R112
68K
R111
+3.3V
+5V +9V +12V +12V +5V
12V 35V
35V 35V
+3.3V
+2.5V
+5V
+12V +12V
+12V
12V
12V
+9V +5V
+3.3V
+5V
+12V
+9V
+3.3V
+12V
10K
R202
470P
C104
470P C103
C148 22P C149 27P
+12V
+12V
12V
12V 12V
12V
+12V
120P
C118
C117 100P
3.9K
R43 R45
820
5.6K R44
C31 C32
6.8uH
7P
22uH
22P C34 18P
L5
C33 5P
L6
100
R40
R39
1.2K
VR1
1K
47
R38
R41
2.7K
560
R65
560
R42
C7
100
R21
7P
C6
R91
1.2K
1K
VR4
6.8uH
560
L3
R23
R22 2.7K
47
R90
5P
39P 22P
C9
3.9K R25
15uH
L4
C8
5.6K R24
R63 10K
15K R62
100
R10
100
R11
R12
4.7K
1R13 .2K 1R14 .2K
C133
+9V
R9
10K
5.6K
R5
C2
6.8uH
L1
VR3
1.2K
R58
C1 7P
47
R1 100
560
R3
1K
R57
C4
22P 39P
R4
15uH
L2
C3 5P
R8
4.7K
820
R7
3.9K
R6
680
47u25
+
C5
+5V
+12V +12V
+12V
+2.5V
+5V
+9V
+5V
+5V
+2.5V
4
4
-5.5V
+5.5V
+5.5V
-5.5V
-5.5V
+5.5V
+5.5V
+5.5V +5.5V
+5.5V
+5.5V +5.5V
-5.5V -5.5V -5.5V
35V
35V
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P.GND
LH+
LH-
LOAD
TURN
DIREC
+8.5V
VREF
P.GND
+8.5V
LED
SPEED
POSITION
D.GND
6
5
4
3
2
1
LH+
LH-
LED
UP/DOWN
DGND
OPEN
10
9 8 7 6 5 4 3 2
1
6
5
4
3
2
1
6
5
4
3
2
1
3
2
1
3
2
1
21
22
20
19
18
17
12
16
15
14
13
11
10
9
8
7
6
5
4
1
3
2
8
1
2
3
6
4
5
7
12
9
10
11
13
14
Q102,104
Q117
Q23-25
Q22 Q33
Q16-18 Q7 Q35
Q1-5
Q6
IC1
IC2
IC4
Q118 Q200
Q113,114 Q115,116
Q100
DIGITAL
+8.5V
+8.5V
+B
+5.5V +5.5V
12V
-5.5V
-5.5V -5.5V -5.5V
-5.5V
0.047
C40
+12V
5
20
21
18
19
16
17
14
15
9
13
12
10
11
7
8
6
3
4
2
1
13
21
20
19
18
15
17
16
14
11
12
10
9
8
7
6
5
4
3
1
2
GND (LD)
LD
GND
VCC+2V
LDMON
VCC+5V
TE4
FE1
TE2
TE3
FE2
TE1
VCC+5V
SRF1
GND
VREF2.2
VCC+5V
T-
F-
T+
F+
T-
T+
F+
F-
GND
SRF1
LDMON
TE1
FE2
TE3
TE4
FE1
GND
LD
13
21
20
19
18
15
17
16
14
11
12
10
9
8
7
6
5
4
3
1
2
VCC+5V
VREF2.2
VCC+5V
VCC+5V
VCC+2V
GND (LD)
+B
+B
+B
0.01
C1
+B
+B
+B
L18
L17
L16
L15
L14
L13
L12
L11
L10
L9
L8
L7
L6
L5
L4
L3
L2
L1
+B +B
TE2
1 3 2 5 4 6 7 8 9 10
10 7 9 8 13 12 11 15 14 17 4 1 3 2 6 5
VC+ VC- H3- H3+ H2- H2+ H1- H1+ SPOM-3 SPOM-2 SPOM-1 TA
V
-S
W
+
GND STM-NB STM-NA STM-B
16
STM-A
DGND
SBT1
SBO1
SBI1
1968SY
25BSY
SCSIEN KMODE
Aeser
v
e
d
D+3.3V
+2.5V
GND
VOUT
VIN
ADJS
4
390
R116
390
C136
+
220u10
C135 5P
C138 0.33
3
1
2
+3.3V
R115
+3.3V
+2.5V
12V
+12V
R120
3.9
220
R2 2.7K
5.5V
470u6.3
+
C13
C14
33016
100u10
C154
+
C153 100u10
+
C146
+
WH3
0.22
C21
1
R18
C22
5P
100u16
C24
+
IN GND OUT IN GND OUT
C27
5P
C26
R19
0.22
1
100u16
+
C29
C15 330u16
+
+B
+B
+B
CN2
CN3
CN4
CN5
WH2 WH1 CN1
D201
Q200
D200
D12
D9
Q118
IC1(1/2)
IC1(2/2)
Q114
Q113 Q115
Q116
D11
Q100
Q117
Q26
Q25
Q23 Q24
Q33
Q22
(1/2)
(2/2)
Q102
IC2
IC2
Q17 Q16
Q15
Q32
Q7
Q35
Q8 Q9
Q6
D10
Q4
Q1
Q34
Q2 Q3
Q5
D1 D2 D3
D4 D5 D6
CN501
CN551
FC502
FC502
FC503 FC503
D501
D501
D502
D551
S551
TRAY MOTOR DRIVER
PS3201
PS4201
A B
(Cb SIGNAL)
BUFFER
(Cb SIGNAL)
OUTPUT
BUFFER
(Y SIGNAL)
(C SIGNAL)
AMP
(C SIGNAL)
BUFFER
AMP
(Y SIGNAL)
(9V 6.8V)
SWITCHING
(3.3V 5V)
DSP CLK SIGNAL
(3.3V 5V)
STATUS SIGNAL
(P MUTE)
INVERTER
SIGNAL
(-35V -29V)
VOLTAGE
CONVERTER
MIX L
MIX R
2 INPUTS
AND GATE
RESET IC
ADJUSTMENT
Y LEVEL
ADJUSTMENT
Cr LEVEL
ADJUSTMENT
Cb LEVEL
ADJUSTMENT
C LEVEL
(SW)
MUTE
INVERTER
(A MUTE)
SIGNAL
(Cr SIGNAL)
BUFFER
DRIVER
M551
IC501
SG-206S
PSGGP1S53V
GL380
: D551
D502
D501
:
:
BA6247N :
FP5201
CN1 CN2
FP2501
PS6201
D16
D15
+2.5V
AVR
AVR
-5.5V
Q201
PICK UP
D17
+5.5V
AVR
M
M
IC6
IC4
(X25-6380-10)
IC501
TRAY
MECHA
TRAY
TRAY
(X13-7770-10)
(W02-2756-05)
IC5
IC8 IC9
Replace with new one only if defective
(W04-0013-05) (W04-0013-05)
5.0V
-29.0V
5.0V 5.0V
2.5V
-33.9V
-29.8V
9.1V
8.3V
0.6V
4.8V
5.8V
1.2V
9.1V
5.1V
5.1V
-11.9V
4.7V
1.6V
1.0V
-4.8V
4.7V
-4.8V
0V
4.7V
1.6V
1.0V
1.7V
1.0V 0.2V
-0.5V
0.2V
1.2V
4.7V
-4.8V
12.0V
-11.9V
12.0V
-11.9V
3.7V
3.2V
0.6V
2.7V
0.8V
2.4V
3.6V
5.0V
12.0V
5.1V
5.0V
5.0V
0V
-11.9V
5.1V
0.6V
0.6V
8.3V
0.6V
0.6V
0.6V
5.1V
3.2V
-5.0V
5.0V
12.0V