NAD T 741 Service Manual page 23

MULTI-CHANNEL
J601A
AC3 IN
C608 220p
C607 100p
R614 33K R616 10K
R613
R615
33K 6
10K
- 6
7
5 -
+
5
+
U602B
NJM5532
NJM5532
C609 100p C610 220p
R620 10K
R618 33K
R617
R619
33K
2
- 10K 2
1
3
+
3
U602A
NJM5532
R625
10K
-12v
R621
10K
Q602
DTA114ES
Q601
DTC114ES R622
10K
+12V
R623
D601
10K
C613
IN4148
220u/16V
R624
C612 10K
0.01u
R629 20K
R627 39K
C611
R626
22u/16V
R628
12K
6
- 20K 2
7
-
5
+
3
+
U603B
U603A
4558
4558
R601
330R
M601A
SUB
C601 R602
100p
100K
R604
R603 C602
100K
330R 100p
M601B
C
R605
330R
M601F
FR
R606
C603
100K
100p
R608
C604
R607
100K
100p
330R
M601E
FL
R609
330R
M601D
SR
C605 R610
100p 100K
C606
R612
R611
100p
100K
330R
M601C
SL
5.1 IN
J706B
( FROM AC3 J601B ) ( FROM MAIN J706A )
STE IN
+12V
7
C687 C688
0.022u 0.022u
U601B
U601A
NJM5532
-
1
U604
+
TC9164
1 28
VSS VDD
R630
C614 2 27 R631
6K8 LS1 RS1
22u/16V
6K8
3 26
LS2 RS2
4 25
LS3 RS3
5 24
Q603
LS4 RS4
6 23
2SC2878
LCOM1 RCOM1
7 22
LS5 RS5
8 21
C615
LS6
RS6
22u/16V
9 20
LCOM2 RCOM2
10 19
LS7 RS7
11 18
LS8 RS8
12 17
LCOM3 RCOM3
13 16
ST DATA
14 15
GND CKL
Q604
2SC2878
1
Q605
L601
100uH KTC8050
R638
1K
C629
47u/16V
4558
4.7UF/50V
U701A
3
+ 1
2
-
R715
0R
R719
2K
R720
2K
R723
0R
6 4.7UF/50V
-
7
5 +
U701B
4558
29
R641
1K
C633 C636
U605
0.33u/50V 0.33u/50V
M62446P C681
Q607
21 22
KTC8550
47u/16V
20 23
C634
C637
19 24
153
153
C617
C635 18 25 C638
3u3/16V
822
D604
822
17 26
BYL
7V5
C639
C619 16 BYR 27
3u3/16V
15 28
C618 4.7u/16v LIN
3u3/16V 14 29 C640
GNDL AVSS2
C620 13 30 3u3/16V
RIN AVSS1
4.7u/16v 12 31
C621
GNDR LOUT
11 32
4.7u/16v
CIN ROUT
10 33
C622
GNDC COUT
9 34
4.7u/16v
SLIN SLOUT
C623 8 35
SRIN SROUT
7 36
4.7u/16v
GNDS SWOUT
C624 6 37
SWIN AGND
4.7u/16v
5 38
AVDD DGND
4 39
OUT1 LATCH
3 40
OUT2 DATA
2 41
OUT3 CLK
1 42
OUT4 DVDD
C641
0.1u
C625 22u/10V
C626 22u/10V
C627 22u/10V
C628 22u/10V
L602
100uH
Q606 KTC8050
R640
1K
C630
C632
47u/10V
47uF/10V
D602
C631
D603
7V5
47u/16V
5V6
C710
R728 100R
R718
R717 120R
C OUT
100K
U703A
C740
Q703 R743
3 4558
4.7UF/50V
+ 100R
1
C2878
2
-
R742 R744
R740
120R
100K
0R
Q706
C2878
(TO MAIN J705A )
J705B
R745
Q704
2K
C2878
R722
100K
C712
R724 120R
100R
R725
C683
U601C U603C
U602C
10u/16V
NJM5532 NJM5532
NJM5532
4 4 4
8
8 8
C684
10u/16V
-12V
C642
U606A C645 R6102
3u3/50V NJM5532
56K
3
10u/50V
+
1 R645
2
-
C643
470
-12V
220p C648
R642
R644 7K5
56K
10u/50V
C644 R659 2K
R643
100p
1K5
Q608
C651
R651
DTA114ES
100p
1K5 R660 2K
C682
R650 R652 7K5
47u/16V
56K
C649 C652
C650
6
- 10u/50V
R653
3u3/50V 220p 7
5 +
470
U606B -12V
NJM5532
R6103
56K
C655
C659
U607A R665
3u3/50V
3 10u/50V
NJM5532
+ 470R
1
2
-
R671 2K
C661
C657
R662 R664 22K
220p
56K
R670 2K
10u/50V
C658
R663
100p Q613
1K5
DTA114ES
C662
C665
3u3/50V U608A
3 4558 10u/50V
+
1 R675
2
-
470
C663 C668
R672
R674 7K5 R6104
220p -12V
56K
56K
10u/50V
R673 C664 R689
Q617
100p 2K
1K5
Q616
C2878
DTA114ES
R690
2K
R681 C671 100p
1K5
R680
R682 7K5
56K
C672
C669
C670
6 10u/50V
3u3/50V 220p -
7 R683
5 +
470
U608B
4558
C675 R6105
U607B
-12V
C678
3u3/50V
NJM5532
5 56K
10u/50V
+
7 R695
6
-
470
R692
C680
R6100
C676 R694 7K5
56K
220p
2K
10u/50V
R693 C677
1K5 100p
Q621
DTA114ES
FL OUT FR OUT
NOTE: 1. RESISTORS, ARE CARBON FILM 5% 1/8W UNLESS
OTHERWISE SPECIFIED.
2. CERAMIC CAPACITORS, ARE 50V 10%. UNLESS
OTHERWISE SPECIFIED.
30
-12V
C685
U606C U608C
U607C
NJM5532 10u/16V NJM5532
NJM5532
4 4 4
8
8 8
C686
10u/16V
+12V
5532 U609A
C6101
3 10u/50V
+ 1 R6110
2
FL OUT
-
1K
4558 U702A
C702
R702 FL OUT
3
R646 R6106 4.7UF/50V
+ 1 100R M602E
2
470 1K -
R703
R701 120R
R704
Q609 R6107 0R
100K
22K
C2878
Q701
R706
2K C2878
Q702
R707
2K
C2878
Q611
R713
R6109
C2878
22K
470 0R
C706
FR OUT
R654 R6108
6 4.7UF/50V
- R710
7
5 +
1K
100R
6 120R
- R709
7 M602F
4558 U702B
C6100
5 + R712
100K
10u/50V
R6111
4558 U609B
FR OUT
1K
R666
470R
R669 M602A
C660
Q615
10u/16V 220R SUB OUT
C2878
R668
R667
100K
56K
Q614
C2878
R676
470 M602C
SL OUT
C666
220p
R677 J602A
56K
SL 1
2
AGND
SR 3
Q619
R685
C2878
( TO SURR J602B )
56K
C673
220p
R684
M602D
470
SR OUT
C OUT
R696
M602B
470
C OUT
R697
56K
Q622
C2878