Denon AVR-1604, Service Manual

Page: 64 / 71

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8
A
B
C
D
E
SCHEMATIC DIAGRAMS (1/8)
AVR-1604/684 / AVC-1580 64
SCHEMATIC DIAGRAMS (1/8)
INPUT UNIT
64
SIGNAL LINE
R
FROM CPU BOARD
GND GND GND GND GND GND GND
6CH_FL
6CH_SW
6CH_C
6CH_SR
6CH_SL
V.AUX_R
TUNER_L
TUNER_R
GND
V.AUX_L
R
L
VCR OUT
L
CDR/TAPE OUT
R
L
R
L
CDR/TAPE IN
VCR IN
6CH_FR
GND
FROM CPU BOARD
GND GND GND
D/A_OUT_FR
A/D_IN_R
A/D_IN_L
DVD/VDP
TV/DBS
L
R
R
L
R
R
L
AUX
CD
L
*. C701L/R - C708L/R : E1, E2, C, H, T ONLY
INPUT/VOLUME BOARD
FL
FR
SL
CDR/TAPE
VCR
3811K1_DATA
3811K1_CLK
3811K1_MUTE
SW_SUM
GND
SW_GND
GND
D/A_OUT_SL
GND
D/A_OUT_SR
GND
D/A_OUT_C
GND
D/A_OUT_SW
GND
D/A_OUT_FL
GND
D/A_OUT_SB
4
SW_OUT
TO CPU BOARD
SL
GND
GND
GND
GND
SR
FL
FR
C
GND
SR
C
SW
+15V
-15V
TO CPU BOARD
GND
SB
SB
Q755
DTC144ES
Q756
DTA114ES
Q752
DTA114ES
Q751
DTC144ES
R752
10K
R751
2K2
470
R708R
2M2
R718R C708R
100P-J
C756 1/50
C751 1/50
D754
KDS160
2SK117Y
Q758
R757
10K
R756
2K2
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
CN701
470
R707L
470
R707R
2M2
R717L
2M2
R717R
470
R708L
2M2
R718L
C707L
100P-J
C707R
100P-J
C708L
100P-J
470
R706R
2M2
R716R
470
R706L
2M2
R716L
2M2
R715R
2M2
R715L
470
R705R
470
R705L
C705L
100P-J
C705R
100P-J
C706L
100P-J
C706R
100P-J
2SK117Y
Q753
2SK117Y
Q754
2SK117Y
Q757
D753
KDS160
D751
KDS160
D752
KDS160 4K3
R764FL
R762FR 4K7
+
-
4
3
2 1
IC761A
NJM2068(1/2)
R762FL 4K7 R765FL 15K
R765FR 15K
R763FL
15K
+
-
4
3
2 1
IC762A
NJM2068(1/2)
3K6
R761FL
100P-J C762FL
100P-J C762FR
33P-J C764FL
33P-J C764FR
C761FL
47N-Z
C763FL
47N-Z
100(1)
R772 R771
100(1)
R766FL
100
R767FL
100K
C772
47/25
C765FL
10/50
+
-
4
3
2 1
IC763A
NJM2068(1/2)
3K9
R761SW
R762SW 6K8
C762SW 100P-J
47N-Z
C761SW
+
-
8
7 6
5
IC761B
NJM2068(2/2)
3K6
R761FR
C761FR
47N-Z
D771
1SS133T
R763FR
15K
+
-
8
7 6
5
IC762B
NJM2068(2/2)
C763FR
47N-Z
R764FR
4K3
+
-
8
7 6
5
IC763B
NJM2068(2/2)
R763SW
5K6
1SS133T
D772
2SK117Y
Q773
2SK117Y
Q774
C763SW
47N-Z
C764SW 47P-J
R765SW 8K2
R766FR
100
R766SW
100
R767FR
100K
Q771
DTC144ES
DTA114ES
Q772
R767SW
100K
10K
R774
R773
2K2
C773 1/50
47/25
C771
C765SW
10/50
C765FR
10/50
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
CN702
C704R
100P-J
C704L
100P-J
C703R
100P-J
470
R704R
470
R704L
2M2
R714R
2M2
R714L
470
R703R
2M2
R713R
470
R703L
2M2
R713L
470
R701R
470
R702L
470
R702R
2M2
R712L
2M2
R712R
C702L
100P-J
C702R
100P-J
C703L
100P-J
100
R724L
39K
R727L
39K
R726L
C714L
68N(EB)
C715L
68N(EB)
100
R724R
100K
R723R
100K
R722R
10/50
C713R
100K
R723L
100K
R722L
10/50
C713L
100
R728L
39K
R726R
+
-
4
3
2
1
IC721A
NJM2068(1/2)
39K
R725L
C716L
10/50
10N-K
C711L
39K
R725R
+
-
8
7
6
5
IC721B
NJM2068(2/2)
39K
R727R
100
R728R C716R
10/50
10N-K
C711R
C715R
68N(EB)
C714R
68N(EB)
2M2
R711R
2M2
R711L
470
R701L
C701L
100P-J
C701R
100P-J
220(1)
R731 R732
220(1)
100K
R729R
100K
R729L
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
IN21(L)
IN22(R)
IN12(R)
IN11(L)
ROUT32(R)
ROUT31(L)
ROUT22(R)
ROUT21(L)
ROUT12(R)
ROUT11(L)
AGND10
GOUT2(R)
VIN2(R)
AGND9
GOUT1(L)
OUT1(L) OUT2(R)
VIN1(L)
VINSR
GOUTSR
AGND4
DGND
DATA
CLOCK
MUTE
AGND5
VEE
AGND6
VCC
AGND7 AGND8
BBNF1(L)
BBNF2(R) BNF22(R) BNF12(R)
BNF21(L) BNF11(L)
TNF1(L)
TNF2(R)
AGND3
INDSPSR
INDSPSL
INDSPC
INDSPSW
AGND1
GOUTSW
VINSW
AGND2
GOUTC
VINC
OUTSW
OUTC
OUTSL
OUTSR
VINSL
GOUTSL
IN2MIX(R) IN2DSP(R) IN1MIX(L) IN1DSP(L) OUT1(L)- OUT2(R)- OUT1(L)+ OUT2(R)+ INDVDSW INDVDC INDVDSL IN81(FL) IN72(R) IN71(L) IN62(R) IN61(L) IN52(R) IN51(L) IN42(R) IN41(L) IN32(R) IN31(L) IN82(FR) INDVDSR
IC701
BD3811K1
10/50
C731
10/50
C732
ZD702
MTZJ7.5A
R733
4K7
R734
4K7
47/25
C721 C723
47/25
47N
C722
47N
C724
MTZJ7.5A
ZD701
C725
4N7(EB)
C726
4N7(EB)
C727
100N(EB) 100N(EB)
C728
100N(EB)
C729 C730
100N(EB)
10/50
C733
C734
10/50
C735
10/50
C736
10/50
1
IN1
2
AGND1
3
IN2
4
AGND2
5
VEE
6
AGND3
7
VCC
8
CL
9
DA
10
MUTE
11
DGND
12
SEL
13
OUT2
14
OUT1
BD3812F
IC702
470
R741
470
R742
470
R743
47/25
C791
100P-J
C743
100P-J
C742
100P-J
C741
100
R782FR
+
-
4
3
2
1
NJM2068(1/2)
IC781A
470
R788FL
100
R782FL
R786FL
1K3
C792
47/25
R783FL
47K
+
-
8
7
6
5
NJM2068(2/2)
IC781B
470
R788FR
10/50
C782FR
10/50
C782FL
47N-Z
C781FL
C783FL 56P-J
R784FL 6K2
100
R782SL
+
-
4
3
2
1
NJM2068(1/2)
IC782A
R786SL
2K2
R783SL
47K
R783FR
47K
R786FR
1K3
470
R788SL
10/50
C782SL
C781SL
47N-Z
C781FR 47N-Z
C783FR 56P-J
C783SL 39P-J
R784FR 6K2
R784SL 11K
R792
100(1) 100(1)
R791
10 9 8 7 6 5 4 3 2 1
CN703
R786SW
620
+
-
8
7
6
5
NJM2068(2/2)
IC784A
4.7/50
C782SB
100
R782SB
R783SB
47K
470
R788SB
R786SB
2K2
C783SB 39P-J
C781SB
47N-Z
R784SB 11K
C763SB
47N-Z
R761C
100
R761SR
100
R761SL
100
R761SB
100
R786SR
2K2
+
-
8
7
6
5
NJM2068(2/2)
IC782B
100
R782SR
470
R788SR
R783SR
47K
10/50
C782SR
C781SR
47N-Z
C783SR 39P-J
R784SR 11K
100
R782SW
4.7/50
C782SW
+
-
8
7
6
5
NJM2068(2/2)
IC783B
R783SW
47K
4.7/50
C782C
100
R782C
+
-
4
3
2
1
IC783A
NJM2068(1/2)
R783C
47K
R786C
2K2
470
R788C
R787SW
100K
C786SW
4.7/50 1K
R788SW
C783SW 100P-J
C781SW
47N-Z
C781C 47N-Z
C783C 39P-J
R784C 11K
R784SW 15K
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN551