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Kenwood VRS-7100 Service Manual page 14

Audio-video surround receiver
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AO
AP
VRS-7100
Q Q
(X07-3550-10)
3 7 6 3 1 5 1 5 0
+11.9V
1
+41.5V
C58 2.2
C57 2.2
C56 2.2
+12V AVR
R51
P3
4.7
IC5
C14
C50
470u10
+
P1
C51
R10
C15
0.1
1
0.1
1
2
R11
P2
120
3
4
C5
CN5
5
47P
GND SENSE
1
6
+41V SENSE
2
7
2
8
C61
X14-A/7-
9
1
WH6
+41V
3
10
C8
GND
4
0.01
11
R30
5/5
FAN GND
5
1K
12
12
+14.5V
6
+14.5V
C17
AY-1
R31
1000P
1K
13
13
R1
CN1
C18
10K
R32
TAS SHUT DOWN
1
1000P
1K
14
TAS RST
2
12
14
C9
TAS ERR RCVY
3
13
R33
0.01
1K
15
TAS MUTE
4
14
15
TAS PDN
5
15
R34 1K
16
16
TAS SDA
6
16
R35
17
17
TAS SCL
7
17
18
1K
X08-
DC PROTECTION
8
CN13
19
3
NC
9
R14 10K
20
1/5
AUD DATA5
10
27
R13 10K
GND
11
AUD DATA1
12
26
W-6
GND G
13
AUD DATA0
14
28
GND G
15
AUD BCLK
16
30
+3.3V
GND G
17
AUD FCLK
18
31
+3.3V AVR
IC6
R50
1
+4.0V
19
+4V
IN
OUT
T E
AUD MCLK
20
L
1 3 9 4 2 2 9 6 5 1 3
GND
GND
21
4
DIGITAL AMPLIFIER
POWER STAGE
CONTROLLER
IC2
C20
1
1
NC1
2
R234
NC2
10
3
R239
DVDD
10K
4
5
DVSS1
5
NC5
6
DTCHS
7
DTCLS
C21 0.1
8
OCHIGH
C22 0.1
9
R28
VRFILT
22K
10
75
AP
11
74
AM
12
73
RESETAB
13
72
BM
14
71
BP
15
70
CP
16
69
CM
17
68
RESETCD
18
67
DM
19
6
R24
66
DP
100
20
SHUTDOWN
21
ERR0
22
ERR1
23
LOW
24
w w w
DVSS2
25
NC25
26
NC26
27
OCLOW
R27 10K
28
TEMP
+14.5V
7
23
X07-3550-10
AQ
AR
+11.9V
60
VREGPCAP
59
NC1
DVDDRCL
NC2
58
MCLKIN
DVSSRCL
AVDDPLL
57
DVDDPWM
PLLFLTOUT
56
DVSSPWM
PLLFLTRET
55
PWMAP4
AVSSPLL
54
NC8
PWMAM4
53
VREGACAP
VALID4
DVSS11
52
PWMBM4
NC11
IC1
51
RESET
PWMBP4
DIGITAL AUDIO
50
PWMAP5
PWM PROCESSOR
49
ERRRCVRY
PWMAM5
48
VALID5
47
MUTE
PWMBM5
46
PWMBP5
45
PDN
PWMAP6
44
SDA
PWMAM6
43
SCL
VALID6
42
CS0
PWMBM6
NC19
41
PWMBP6
NC20
C12
1
Q101-104,201-204
POWER MOS FET
+3.3V
L101
49
60nH
Q101
R123
1 1/4W
51
R101
L105
10uH
1 1/4W
52
Q103
R103
R119
1 1/4W
2.7
54
1/4W
SURROUND Lch
L102
43
60nH
Q102
R122
1 1/4W
56
45
GVSS2
55
R232
GVDD2
R102
L104
1
10uH
54
1 1/4W
GLSA
54
46
53
SLSA
Q104
52
R104
R110
SHSA
52
1 1/4W
2.7
51
GHSA
51
48
1/4W
50
C25
BSTA
0.022
49
DHSA
49
48
L201
GLSB
48
37
47
60nH
SLSB
Q201
46
SHSB
46
R223
45
1 1/4W
GHSB
45
39
44
C26
BSTB
L205
R201
0.022
1 1/4W
10uH
43
DHSB
43
40
42
Q203
GLSC
42
41
R203
R219
SLSC
40
1 1/4W
2.7
SHSC
40
42
39
1/4W
GHSC
39
SURROUND Rch
C27
38
BSTC
0.022
37
L202
DHSC
37
31
36
60nH
GLSD
36
Q202
35
SLSD
R222
34
1 1/4W
SHSD
34
33
33
GHSD
33
L204
R202
32
C28
1 1/4W
10uH
BSTD
34
0.022
31
Q204
DHSD
31
x
a o
R233
R204
R210
30
GVDD1
1 1/4W
2.7
29
1
36
GVSS1
1/4W
.
i
AS
AT
+11.9V
+41.5V
DIGITAL AMPLIFIER
POWER STAGE
CONTROLLER
IC3
C30
56
1
1
GVSS2
NC1
R332
55
2
GVDD2
R334
NC2
1
10
3
54
R55
DVDD
GLSA
54
1
4
53
DVSS1
SLSA
5
52
NC5
SHSA
52
6
51
DTCHS
GHSA
51
7
C35
R54
50
DTCLS
BSTA
0.022
1
49
C31 0.1
8
DHSA
49
R328 390
OCHIGH
48
55
GLSB
48
C32 0.1
9
R329 390
47
VRFILT
54
SLSB
10
46
R336 390
65
AP
SHSB
46
53
11
45
64
AM
GHSB
45
R330 390
12
52
44
C36
63
RESETAB
BSTB
R331 390
13
62
BM
0.022
51
43
14
DHSB
43
R424 390
61
BP
42
50
15
GLSC
42
55
CP
41
R425 390
16
SLSC
49
54
CM
40
17
R435 390
SHSC
40
53
RESETCD
48
39
18
GHSC
39
R426 390
52
DM
47
19
38
C37
51
DP
BSTC
R427 390
0.022
R25
46
20
37
SHUTDOWN
DHSC
37
R428 390
21
36
100
45
ERR0
GLSD
36
R429 390
22
35
ERR1
SLSD
44
23
34
R436 390
LOW
SHSD
34
43
24
33
DVSS2
GHSD
33
R430 390
25
C38
42
32
NC25
BSTD
26
R431 390
NC26
0.022
41
31
DHSD
31
27
OCLOW
30
R333
R337 10K 28
GVDD1
29
GVSS1
TEMP
+3.3V
Q
Q
3
7
DIGITAL AMPLIFIER
POWER STAGE
CONTROLLER
IC4
1
C40
56
1
1
GVSS2
NC1
R432
55
2
GVDD2
R434
NC2
1
10
3
54
DVDD
GLSA
54
4
53
DVSS1
SLSA
5
52
NC5
SHSA
52
6
51
DTCHS
GHSA
51
7
C45
DTCLS
50
BSTA
0.022
49
C41 0.1
8
DHSA
49
OCHIGH
48
C42 0.1
GLSB
48
9
47
VRFILT
SLSB
10
46
2
50
AP
SHSB
46
11
45
49
AM
GHSB
45
12
C46
44
48
RESETAB
BSTB
13
47
BM
0.022
43
14
DHSB
43
46
BP
42
15
GLSC
42
45
CP
41
16
SLSC
44
CM
40
17
SHSC
40
43
RESETCD
39
18
GHSC
39
42
DM
19
38
C47
41
DP
BSTC
0.022
R26
20
37
SHUTDOWN
DHSC
37
100
21
36
ERR0
GLSD
36
22
35
3
ERR1
SLSD
23
34
LOW
SHSD
34
24
33
DVSS2
GHSD
33
25
C48
NC25
32
BSTD
26
NC26
0.022
31
DHSD
31
27
OCLOW
30
R433
R437 10K
GVDD1
28
29
GVSS1
TEMP
4
u 1 6 3
y
Q301-304,401-404,
501-504,601-604
POWER MOS FET
8
24
AU
AV
2
4
8
9
9
+11.9V
+41.5V
+41.5V
L301
49
60nH
Q301
R323
1 1/4W
51
L305
R301
1 1/4W
10uH
52
Q303
R303
R319
1 1/4W
2.7
54
1/4W
CENTER
L302
43
60nH
Q302
R322
1 1/4W
45
L304
R302
10uH
1 1/4W
46
Q304
R304
R310
1 1/4W
2.7
48
1/4W
L401
37
60nH
Q401
R423
1 1/4W
39
R401
L405
10uH
1 1/4W
40
Q403
R403
R419
1 1/4W
2.7
42
1/4W
SW
1
L402
31
60nH
Q402
R422
1 1/4W
33
R402
L404
10uH
1 1/4W
34
Q404
R404
R410
1 1/4W
2.7
36
6
3
1
5
1
5
0
8
9
1/4W
L501
49
60nH
Q501
R523
1 1/4W
51
L505
R501
1 1/4W
10uH
52
Q503
R503
R519
1 1/4W
2.7
54
1/4W
FRONT Lch
L502
43
60nH
Q502
R522
1 1/4W
45
L504
R502
1 1/4W
10uH
46
Q504
R504
R510
1 1/4W
2.7
48
1/4W
L601
37
60nH
Q601
R623
1 1/4W
39
R601
L605
10uH
1 1/4W
40
Q603
R603
R619
1 1/4W
2.7
42
1/4W
FRONT Rch
1
L602
31
60nH
Q602
R622
m
1 1/4W
33
R602
L604
10uH
1 1/4W
34
c o
Q604
R604
R610
1 1/4W
2.7
36
.
1/4W
+14.5V
AW
AX
CAUTION: For continued safety, replace
safety critical components only with manu-
facturer's recommended parts (refer to parts
2
8
9
9
list).
indicates safety critical components.
For continued protection against risk of fire,
replace only with same type and rating
fuse(s). To reduce the risk of electric shock,
leakage-current or resistance measure-
ments shall be carried out (exposed parts
are acceptably insulated from the supply cir-
5
cuit) before the appliance is returned to the
customer.
The DC voltage is an actual reading mea-
sured with a high impedance type voltmeter
with no signal input. The measurement
value may vary depending on the measur-
ing instruments used or on the product.
6
(X07-3550-10)
DESTINATION
UNIT No.
C50
C61
COUNTRY
ABB.
U.S.A.
K
0-10
47P
YES
CANADA
P1
EUROPE
E1
2-71
15P
NO
AUSTRALIA
X1
IC1
: TAS5076PFC
IC2-4
: TAS5182DCAR
IC5
: XC6202PC02PR
IC6
: XC6201P332PR
7
Q101-104,201-204,
301-304,401-404,
501-504,601-604
: IRFIZ24N
Q701-704 : 2SD1819A(Q,R) or
2SC4081(R,S)
Q705
: 2SB1218A(Q,R) or
2SA1576A(R,S)
Q803
: 2SD2012
D105,106,205,206,305,
306,405,406,505,506,
605,606 : 10BQ060
D701
: UDZS3.9B or
8
HZU3.9(B2)
D702-704,806
: MA111
D804
: UDZS8.2B or
HZU8.2(B2)
2
4
9
8
2
9
9
GND LINE
+B
B LINE
D703
D704
D702
1
R707
Q701
Q703
R117 33K
8.2K
1
R118 33K
2
Q705
R217 33K
3
R218 33K
4
R317 33K
5
R318 33K
6
R708
Q702
R417 33K
8.2K
Q704
7
R418 33K
8
2
R517 33K
1
D701
R518 33K
2
R617 33K
3
R618 33K
4
CN3
1
1
SL+
(K) (P) TYPE
2
2
SL-
5/5
X14-A/7-
3
3
SR+
WH104-2
3
4
4
SR-
AY-6
(K) (P) TYPE
5
5
C+
5/5
X14-A/7-
6
6
C-
WH104-1
7
7
SW+
AY-6
(X) (E) TYPE
8
8
SW-
5/5
X14-B/7-
WH105
BA-6
CN2
(K) (P) TYPE
1
1
L+
5/5
X14-A/7-
2
2
L-
WH103
AY-5
3
3
R+
(X) (E) TYPE
4
4
R-
5/5
X14-B/7-
4
WH106
AZ-5
28
CN4
FAN
Q803
FAN V
1
GND
2
VRS-7100 (4/5)

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