Kenwood VR-205, Руководство по обслуживанию

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U V X Z AB AD W Y AA AC
2
1
3
5
7
4
6
X
X
IC19
B
IC16
(X09-490X-XX) (A/3)
A
IC7
IC18
IC9
IC6
-15.0V
15.0V
6.7V
-6.2V
4.9V
5.2V
2.6V
4.1V
2.6V
2.6V
2.6V
2.6V
2.6V
2.6V
0V
0V
2.6V
2.6V
2.6V
2.6V
2.6V
4.1V 4.1V 4.1V
4.1V 4.1V 4.1V
4.1V
4.1V
4.1V 5.2V 4.4V 4.3V
4.3V
0V 0V
4.2V
2.5V
1.3V
4.1V
4.1V
4.1V
4.1V
4.1V
4.1V
4.1V
4.1V
4.0V
4.1V
4.0V
4.0V
4.1V 4.1V 4.1V 4.5V 4.5V 4.1V 4.1V 4.5V 2.8V 4.0V 2.8V 4.0V 2.8V 4.0V 0V 4.1V 4.1V
0V
4.1V
2.6V
-15.0V
15.0V
-15.0V
15.0V
-15.0V
15.0V
5.1V
0V 5.1V 0V 4.5V
-5.1V
0V 0V
4.5V
0V 0V
-B LINE
+B LINE
IC18 I/O TABLE
PTH9C42BD471Q : TH1
D56
RD10ES(B2)
: D14,15 MTZJ10(B) or
RD7.5ES(B2)
: D11,56 MTZJ7.5(B) or
: Q41 DTC113JUA or
IC19 M5278L05M :
UN5219
B
IC8(2/2)
BYPASS(R)
BYPASS(L)
D15 D14
D7 D8
VIEW)
MTZJ8.2(B) or : D10,12,13
RD11ES(B2)
MTZJ11(B) or : D8
RD6.8ES(B2)
MTZJ6.8(B) or : D5,6
RD5.1ES(B2)
MTZJ5.1(B) or : D3,4,7
: Q31
2SA1123(S,T) : Q30
2SC2631(S,T) : Q29
2SA1255 : Q26,35
2SC3722K(R,S) : Q24,25,32-34,36,37
DTC123ZUA : Q20-23
2SC1845(F,E) : Q15-19
2SA1611(M5,M6)
2SA1586(Y,GR) or : Q13,14
2SC4213(B) : Q12,40,42
2SC2878(B) : Q1-11
NJM2279M : IC18
BU4066BCF : IC17
M62460AFP : IC16
M62446FP : IC9
NJM4565MD : IC8,12
TC9162AF : IC7
TC9164AF : IC6
NJM4580ED : IC5
: IC4
: IC3
TA79015SB : IC2
TA7815SB : IC1
DOLBY
PRO LOGIC
RD18ES(B2)
MTZJ18(B) or : D39,40
RD16ES(B2)
MTZJ16(B) or : D37,38
S5688B(TPB5) : D33-36
D4SBL20UF03 : D31,32
RD3.3ES(B2)
MTZJ3.3(B) or : D25
RD4.7ES(B2)
MTZJ4.7(B) or : D24
MA111 : D19-23,26,50-55,59
RD8.2ES(B2)
(BOTTOM
A I D
D3
D4
WH3 CN8 WH1 CN10
L R
SURR. MODE
SELECTOR
ELECTRIC
VOL.,TONE
SEL.
VIDEO AMP
(BOTTOM VIEW)
LINE BUFF.
IC8(1/2)
L
R
INPUT
SELECTOR
IC5(2/2)
PHONO EQ AMP
IC5(1/2)
VIDEO OUT
J6
MONITOR OUT 1
(BOTTOM VIEW)
VIDEO IN
J5
6ch INPUT 1
VIDEO1 2
VIDEO2 3
INPUT
J4
Cch 1
SLch 2
SRch 3
J3
SWch 1
DVD 6CH.
Lch 2
Rch 3
PLAY IN
Lch 5
Rch 6
VIDEO1
J2
Lch 1
Rch 2
J7
Rch 2
PLAY IN
Lch 1
Lch 3
REC OUT
Rch 4
J1
Rch 2
Lch 3
Lch 1
Rch 4
PHONO
CD
VIDEO2 2
PLAY IN
Lch 3
Rch 4
REC OUT
MD/TAPE
MONITOR
VIDEO2
L
H
H
L
H
H
H
L
L
OUTPUT
MUTE V-B V-A
13 4 2
5 VIDEO1 REC
MONITOR
10
1
3
12
6ch INPUT
VIDEO2
VIDEO1
INPUT
1K
R58
24
R462 100
R458
100
OUT IN
GND
R198
CN1
X05-
1/3
220K
220K
220K
220K
220K
220K
C118
C117
C116
C115
C114
C113
22 21
C351 10u50
R351
4.7
+
C352 10u50
4.7
R352
+
+15V
1
2
3
C138 220u25
15K
15K
0.1
+
+
C139 47u16
R127 2.2M
22K
R200
R199
22K
C136 5600P
R125 220K
R126 100K
C137 10u16
+
C127
10u16
+
C128
10u16
+
+
BPF
1/4W
220
R134 R135
2W
68
+
C129 100u16
18
17
+
C330 10u16 100K
R121 C131 R120 C132 R119 C133 C134 C135
4
5
17
23
4MHz
X1
17
R91 1K
R66 1K
2 7 3
17
RECTIFIER
63 62 64
BPF
L+R L.R
AUTO
60 59
LOG
61 57 56
DIFFERENCE
AMPLIFIERS
58
FULL WAVE
7
+/-
S
47K
220K
10u16
LIN
SELECTOR
DATA
DATA
1+B
1-B
ATT
S’
SELECTOR2
2
2
SELECTOR3
MICIN
8 9
AGND
+
-
L
C R
CENTER MODE
DVDD
TEST CNT(GND)
SCK
REO SCK
14
13
15 17 16
17 16
R293 1K R292 1K
15
R294 1K
12
VOL
2 3 4 5
+
R123
0.1
10 11
20K
ST
VOL
+
M
-
M
- +
VCA
SERVO
L
NOISE
SEQUENCER
VREF
IREF
RIN
VREFA
AVCC
SELECTOR1
R CT C
22K
10u16
+
6
R122
10u16
R410 R413 220K R412 220K
R131 7.5K
C142 680P
R132
C144
R129
C130 47u16
+ 22K
+
C141
R130 47K
R128 7.5K
C143 0.1
C140 0.1
0.1
C146 0.1
C145 680P
R133 47K
22K
10u16
1
R411 220K
5
1K
R64
1K
R65
19
42
5
VCL
41
LPF
D/A
C164
0.1
C165
24K
R138
0.01
C169 1800P
LOGIC
45
35
36
37
38
39
40
C172 0.1
C171 0.068
C170 0.01
VREFD
AVDD
22 23
24
20 21
C175 1800P
16k SRAM
+
EC
MIX
43 42 44
+
C173 0.1
C174 0.068
27
A/D
LPF
13
6
C51 390P
C52 0.01
C162 5600P
C163 220P
R137 24K
C161 0.047
DUAL. TIME CONSTANT
THRESHOLD SWITCHES
55
BALANCE
C156 4.7u35
+ +
C159 0.22
C157 4.7u35
C158 0.22
R136 330K
C160 1
ATT -6.0dB
+9.2dB
48 49
MOS
46
SFB
47
-
+
NR DECODER
50
B-TYPE
MODIFIED
C155 0.22 C154 0.22
C153 0.1
L
VCA
R C
S’
COMBINING NETWORKS
54
AND
53
51
52
C147 0.022 C149 0.1 C148 0.022 C150 0.1 C152 0.047 C151 0.047
CONTROL
+3.2dB
18 19
1M
2 2 1 1
12 12
6 6 5 5 4 4 3 3 4 3 2 1
15 15 14 14 13 13 12
6 5 4 1 3
15 14 13 12
6 5 5 4 4
15 16 17 15 14
2
13
-B
+B
SIGNAL LINE
GND LINE
1/3
X04-A/2
-CN4
12
17
23
11
18
6
4
1
25
4
19
10
23
6
24
5
22
7
8
10
25 27 26 22 23 21 39 41 40 14 15 16 16 15 14
5
R62
220K
R60
220K
10
R59
220K
220K
R61 4
72
2
5 6
24 23
R63 1K
C44 470P
3
4
+
C99
100u10
R94
390
23
C42 0.01
100u10
+
C98
R93
1W
390
1W
SU
-3.2dB
REO
MCU
C110 470P
70
69
72
71
73
76
75
74
77
68
67
65
66
80
79
78
C43 0.01
R295
R124
1K
LO3 LO1 LO2
+
CLK
MIX
AVSS DVSS
25
26
+
C178 22u16
28
29
30
31
32
33
34
C176 0.01
C177 1u50
M1 M2 SD
STEREO
Rch
GND
Lch
+15V
-15V
T.MUTE
PLL DATA
PLL CLK
PLL CE
3 2 1
A MUTE
10dB ATT
PROTECTION
PACKCTL
VIDEO B VIDEO A
V MUTE
VOL ST
VOL CLK
VOL DATA
SEL ST
8/16
S DATA S BUSY
DET
P/L ST
P/L CLK
P/L DATA
S-LEVEL
PLL DO
SD
STEREO
T MUTE
PLL DATA
PLL CLK
CH.SPACE
PLL CE
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 26 27
8/16
S DATA
S BUSY
6 5 4 3 2 1
PLL DO
SAP
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
DET
TV SD
STEREO
Rch
GND
Lch
+15V
-15V
T.MUTE
PLL DATA
PLL CLK
PLL CE PLL DO
MONO
15 14 13 12 11 10 9 8 7
15
16
17
18
19
20
21
22
23
24
25
26
27
28
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CK
GND
DATA
6CH INPUT
P/L
ST
6CH
VDD
P/L
VSS
4.7u35
R99
+
4.7u35
R100
+
+
R97
+
4.7u35
R98
+
C105 0.015
C109 8200P
100P C123
100P
C124
4.7u35
C112
+
C111 4.7u35
7 6 5 4 3 2 1
14 13 12 11 10
9 8
LS RS
LS RS
C SW
C SW
L R
R L
DSP
6CH
P/L
C55
22u16
+
R71 220K
100P
C53
R69
4.7
C47 100P R67 220K
22u16
+
C56
1
4
2
3
+
-
C46
+
2.2u50
R68 220K C48 100P R72 220K
C54
100P R70
4.7
35
34
33
32
31
30
29
28
27
26
25
24
23
22
AVDD
GND
GNDC
GNDR
GNDL
LTRE
LBASS3
LBASS2
LBASS1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
+
C107 0.33u50
C45
2.2u50
+
8
5
6
+
-
7
C17 100P
C18 0.01
VIDEO1
PLAY
MONITOR VIDEO2
PLAY
C282 100P
R14 47K
R4 27K
C6 220P
R12
22K
R10
270K
3300P
C14
0.012
C12
+
C8
47u10
360
R8
C284 150P
R16 100
+
C16
4.7u35
7
4
5
6
+
-
100
R6
C5 220P
R3 27K
R5
100
+
C7
47u10
150P
C285
360
R7
C11
0.012
R9
270K
R11
22K
C13
3300P
C15
4.7u35
+
R13 47K
C283 100P
R15
100
8 3
2
+
-
1
3.3K
3.3K
R54
R56 47P C40
75
75
R55
4.7u35
TONE
TONE
I/F
MCU
OUTPUT PORT
AGND
AVSS
RTRE
RBASS3
RBASS2
RBASS1
42
41
40
39
38
37
36
4.7u35
R101
+
4.7u35
R102
+
+
C62
10u16
C61
10u16
+
75
75
75
R51 47P C37
R52 47P C38
47P C39 R53
220K
220K
220K
R43
1K
R45
220P
C33
1K
R47
R49
220P
C35
R50
R48
1K
220P
C36
3.9K
220K
220K
R44
10K
R46
220P
C34
1K
R39
1K
R40
220P
C31 R41
220P
C32 R42
220K
220K
1K
R35
R38 C30
1K
220P R36
C29
220P
R37
220K
220K
R34
R33
220K
220K
1K
R31
R32
C28
220P
1K
R27
1K
R29
220P
C25
R28
R30
220P
C26
R23
1K
C23
220P
R24
1K
220P
C24
1K
R21
220P
C24
R25
1K
220P
C23
R22
R26
220K
R20
220K
R19
R17
1K
C19
220P
R18
1K
220P
C20
+
C4
10u16
C3
10u16
+
R2
1K
R1
1K
C2
39P
39P
C1
4.45K
AMP
6dB
DRIVER
75K
20K
4.14K
5.3dB 75
5.3dB 75
20K
20K
AMP DRIVER
75K 6dB
4.45K
20K
4.14K
20K
15
CK
17 16 19 20 18
DATA
22 23 25 26 24 28 27
VDD
21
SOURCE
14
47P C41 R57
+
C63
10u16
12 13 10
9
11
ST GND
MD
PHONO
CD
TUNER
7 6 5 4 3 1 2
VSS
8
C27
220P
1K
220K
220K
+15V
+15V
+15V
15V
+15V +15V
15V
15V
15V 15V
+15V
+15V
15V
+15V
15V
+15V
15V
+15V
15V
15V
+15V
15V
15V
+15V
+15V
+15V
15V
+15V
15V
+15V
15V
+15V
15V
+15V
15V
15V
+15V
+15V
15V
+B
+B
15V
+15V
15V
+15V
15V
+B
+B
+B
+B
+B +B
+B
+B
+15V
+15V +15V +15V
15V
15V
15V
15V
+B
+B
+B
B
B
B
+15V
+B
+B
X
X
X
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sd2p 98.12.9 12:14 y [ W 4
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299