Schematic Diagrams; Input Unit - Denon AVR-1604 Service Manual

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SCHEMATIC DIAGRAMS (1/8)

*. C701L/R - C708L/R : E1, E2, C, H, T ONLY
R701L
L
470
CD
R701R
R
470
R702L
L
470
AUX
R702R
R
470
C714L
68N(EB)
R703L
L
470
C713L
DVD/VDP
10/50
R703R
R
470
R704L
L
470 C714R
68N(EB)
TV/DBS
R704R
C713R
R
10/50
470
R705L
L
470
VCR IN
R705R
R
470
R706L
L
470
CDR/TAPE IN
R706R
R
470
Q753
2SK117Y
R707L
L
470
D751
VCR OUT
KDS160
Q754
2SK117Y
R707R
R
470
D752
KDS160
Q757
2SK117Y
R708L
L
470
D753
CDR/TAPE OUT
KDS160
Q758
2SK117Y
R708R
R
470
D754
KDS160
R751
2K2
R756
2K2
CN701
19 18 17 16 15 14 13 12 11 10 9
FROM CPU BOARD
3 4
R726L
39K
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
R727L
39K
4
+
R728L C716L
3 1
65 VIN1(L)
C731
2
100 10/50
- 66 GOUT1(L)
IC721A 10/50
67 AGND9
NJM2068(1/2)
68 VIN2(R)
C732
69 GOUT2(R)
10/50
70 AGND10
71 ROUT11(L)
72 ROUT12(R)
73 ROUT21(L) BD3811K1
R726R
74 ROUT22(R)
39K
75 ROUT31(L)
76 ROUT32(R)
R727R
77 IN11(L)
39K
78 IN12(R)
8
+ 79 IN21(L)
R728R C716R
5 7
80 IN22(R)
6
- 100 10/50
IC721B
NJM2068(2/2)
1 2 3 4 5 6 7 8 9 10
C762FL 100P-J C764FL 33P-J
R762FL 4K7 R765FL 15K
4 4
R763FL
- -
15K
2 1 2 1
3 3
+ +
IC761A IC762A
NJM2068(1/2) NJM2068(1/2)
C762FR 100P-J C764FR 33P-J
R762FR 4K7 R765FR 15K
8 8
R763FR
- -
15K
6 7 6 7
5 5
+ +
IC761B IC762B
NJM2068(2/2) NJM2068(2/2)
D771
1SS133T
C762SW 100P-J C764SW 47P-J
D772
R762SW 6K8 R765SW 8K2
1SS133T
4
R763SW
-
5K6
2 1 8
-
3 6 7
+
IC763A 5
NJM2068(1/2) +
IC763B
NJM2068(2/2)
8 7 6 5 4 3 2 1
5
INPUT/VOLUME BOARD
C743
100P-J
C742
100P-J
C741
100P-J
14 13 12 11 10 9 8
1 2 3 4 5 6 7
C734
GOUTSL 40
10/50
VINSL 39
OUTSR 38
OUTSL 37
OUTC 36
IC701 OUTSW 35
VINC 34
C735
GOUTC 33
10/50
AGND2 32
VINSW 31
C736
GOUTSW 30
10/50
AGND1 29
INDSPSW 28
INDSPC 27
INDSPSL 26
INDSPSR 25
11 12 13 14 15 16 17 18 19 20 21 22 23 24
R766FL C765FL
100 10/50
R766FR C765FR
100 10/50
Q772
DTA114ES
Q771
DTC144ES
R766SW C765SW
100 10/50
CN702
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
FROM CPU BOARD
AVR-1604/684 / AVC-1580
6 7
IC781A
C782FL R782FL
4 NJM2068(1/2) FL
+
R788FL
3 1
10/50 100
2
470
-
R784FL 6K2
C783FL 56P-J
IC781B
C782FR R782FR
FR
8 NJM2068(2/2)
+
R788FR
5 7
10/50 100
6
470
-
R784FR 6K2
C783FR 56P-J
IC782A
C782SL R782SL SL
4 NJM2068(1/2)
+
R788SL
3 1
10/50 100
2
470
-
R784SL 11K
C783SL 39P-J
IC782B
C782SR R782SR
8 NJM2068(2/2) SR
+
R788SR
5 7
10/50 100
6
470
-
R784SR 11K
C783SR 39P-J
IC783A
C782C R782C
4 NJM2068(1/2) C
+
R788C
3 1
4.7/50 100
2
470
-
R784C 11K
C783C 39P-J
IC783B
C782SW R782SW
8 NJM2068(2/2) SW
+
C786SW R788SW
5 7
4.7/50 100
6
4.7/50 1K
-
R784SW 15K
C783SW 100P-J
IC784A
C782SB R782SB
8 NJM2068(2/2) SB
+
R788SB
5 7
4.7/50 100
6
470
-
4
R784SB 11K
C783SB 39P-J
CN703 SCHEMATIC DIAGRAMS (1/8)
10 9 8 7 6 5 4 3 2 1
TO CPU BOARD

INPUT UNIT

SIGNAL LINE
64
8
A
B
C
SB
GND
SL
GND
SR
GND
FL
GND
FR
GND
C
GND
+15V
-15V
D
E
64