Kurzweil CUP2 Service Manual page 79

1 2
A
1
C35
0.1uF
C32 R26
0.1uF,50V,5%,POLY 300K
LLINEIN 1 2 1 2 2
3
3
B
R24
100K,5%,1/8W
C34
LSLIDEROUT 1 2
0.1uF
+15V
~15V
SLIDER IN DNS
XP6
1 1
LEFT LEFT
2 2
AGND AGND Lower Right
3 3
RIGHT RIGHT
4 4
+15 +15
5 5
-15 -15
6
FCC_SHLD
J507
J511
R25
100K,5%,1/8W
RSLIDEROUT 1 2
R27
3 300K
RLINEIN 1 2 1 2 6
C33
5
C
0.1uF,50V,5%,POLY
1 2
UNMUTE {1,3}
1N4148
R81
D12
100K
D
1 2
3
R28
300K
LEFTEQ_IN
1 2
XP5
+15V
C30
4.7pF,50V,NPO,5% C R32 R103
47,1/2W 523,1/8W,1%
2 B
Q4
KSC2331-Y
E
+15V
~15V
1
LEFTOUT
2
LEFTRTN
3
AGND1
4
FCC_SHLD
5
D5 RIGHTRTN
6
TL072 R30 1N4148 RIGHTOUT
U5 100
+15V
- PHONES
1 1 2
+ RIGHTEQ_IN
~15V
~15V C D6 R34
1N4148 523,1/8W,1%
B Q5
1
D KSA931-Y
D
E D
G J107/J109
Q6 G
Q7 G
J107/J109
S J107/J109
S
S Q3
R29
300K
1 2
R33
47,1/2W
+15V
C31
4.7pF,50V,NPO,5% C
Q15
1 2 B D
Q8 R104
KSC2331-Y 523,1/8W,1% G
E
TL072 R31
U5 100 S J107/J109
-
7 1 2
+
~15V
C
B Q9 XP4
D
KSA931-Y D
G E
Q10 G
Q11
J107/J109
S J107/J109
S
J512
LEFTIN
RIGHTIN
AGND1
LEFTOUT
RIGHTOUT
LSWITCHED
~15V +15V
RSWITCHED
R35 AGND2
D9 1N4148 523,1/8W,1% FCC_SHLD
1N4148 D14
DNS
R36
DNS
3
4 5
1 2
0 (Jumper)
R116
R105
DNS
1 2
R38
1.37K,1%,1/8W
3
2 1
R107
DNS
C86
C73
DNS
.01uF,POLY,5%,50V
3 1 2
J508
R39 3
681,1%,1/8W
Components within rectangles layed out in close proximity
R40
1.37K,1%,1/8W
2 1
C74
.01uF,POLY,5%,50V
3
R41
681,1%,1/8W
2
R115
0 (Jumper)
1 2
2 1
DNS
R111 R118
2 1 DNS
DNS
R112
DNS
R106 R113 6 U7
-
DNS DNS 7
1 2 1 2 5
+
C89
DNS
3
R108
DNS
C87 C91
DNS DNS
1 2 1 2
3 3
Components within rectangles layed out in close proximity
RIGHTEQ_IN
LEFTEQ_IN
J509
R126
1 1 R124 DNS
LEFTIN
2 2 DNS
RIGHTIN
3 3
AGND1
4 4
LEFTOUT
5 5
RIGHTOUT
6 6
LSWITCHED
7 7
RSWITCHED
8 8
AGND2
9
AUDIO I/O
RSWITCHED
LSWITCHED
R37
R127
DNS
R125 DNS
DNS
4 5
6 7
+15V
C92
2 1 Components within rectangles layed out in close proximity
DNS R117
DNS
DNS
R109
2 1
DNS DNS
R110 R114 2 U7
-
DNS 1
1 2 3
+
.0056uF,POLY,5%,50V
C37 3
C88
1 2 1 2
~15V
DNS
3
C93 .0056uF,POLY,5%,50V
C36
DNS
56.2k,1%,1/8W,MF
R42
4.02k,1%,1/8W,MF
C90
DNS
1 2
3
Components within rectangles layed out in close proximity
C39 3
1 2
TL074
R45 .0056uF,POLY,5%,50V 6 U6 C41 3
-
24.9K,1%,1/8W,MF 7 1 2
2 1 1 2 5
+ .22uF,POLY,5%,50V
R46
C40
24.9K,1%,1/8W,MF
.0027uF,POLY,5%,50V
16.9K,1%,1/8W,MF
3
Components within rectangles layed out in close proximity
.0056uF,POLY,5%,50V
C46 3
1 2 1 2
3
.0056uF,POLY,5%,50V
C45
56.2k,1%,1/8W,MF
R49
4.02k,1%,1/8W,MF
Components within rectangles layed out in close proximity
C50 3
1 2
TL074
R52 .0056uF,POLY,5%,50V 9 U6 C52 3
-
24.9K,1%,1/8W,MF 8 1 2
2 1 1 2 10
+ .22uF,POLY,5%,50V
R53
C51
24.9K,1%,1/8W,MF
.0027uF,POLY,5%,50V
16.9K,1%,1/8W,MF
3
6 7
CUP2 Service Manual
8
+15V
C49
0.1uF
R43
A
4.99k,1%,1/8W,MF
1 2
TL072
.0056uF,POLY,5%,50V 2 U8
-
3 1
TWEET_L {3}
1 2 3
+
C38
~15V
R44
C48
0.1uF
~15V
C43
0.1uF
R47
8.45K,1%,1/8W,MF
1 2
TL074
B
.22uF,POLY,5%,50V 2 U6
-
3 1
WOOF_L {3}
1 2 3
+
C42
+15V
R48
C44
0.1uF
R50
4.99k,1%,1/8W,MF
1 2
TL072
.0056uF,POLY,5%,50V 6 U8
-
3 7
TWEET_R {3}
1 2 5
+
C47
R51
C
R54
8.45K,1%,1/8W,MF
1 2
TL074
.22uF,POLY,5%,50V 13 U6
-
3 14
WOOF_R {3}
1 2 12
+
C53
R55
D
YOUNG CHANG CO., LTD.
Reproduction without the express written consent
of Young Chang Co., Ltd. is prohibited.
MARK 5/10 AUDIO PCB - MARK 112 VERSION
Headphones, Line Out, and EQ
Filename: 021179D1-112 Date: 2000/09/11
Eng: By: Bob Budd
Mfg: Sht 2 of 3
Doc: 021179-01 Rev: RDV1
8
7- 11