Kurzweil CUP2 Service Manual page 80

CUP2 Service Manual
1 2
A
1
C99
R119
DNS DNS
1 2 1 2
3
R14
4.75k,1%,1/8W,MF +24 {1}
1 2
+ C16
10uF,ELEC,20%,50V
MUTE
7 +V
IN-
R18
1k,5%,1/8w
1 2 8
TWEET_L {2} IN+
STDBY
R17
10K
B
AMPUNMUTE {1}
WOOF_L {2}
DNS
1 2 2 1 1
3
C84
R101 DNS
DNS
R19
1 2
+ C21 4.75k,1%,1/8W,MF
10uF,ELEC,20%,50V
+24 {1}
C
MUTE
12 +V
IN-
R23
JP4
1 1k,5%,1/8w
2 1 2 13
IN+
3 -V
STDBY
2-3 for Tweeter R22
10K
~24 {1}
TWEET_R {2}
WOOF_R {2}
D
UNMUTE {1,2}
1 2
7- 12
3
F7
3.0A,FAST-BLO Left Tweeter
1 2 1
2
J504
C100
DNS
2 1 2
DNS
C17
R120 R89
R15
124.0K,1%,1/8W,MF DNS DNS
1 2 1 2 1 2
3
C14 0.1uF
R90
1 2
DNS
C98 0.1uF 1 2
1 2
+ C12
DNS
2
U2
R88
3
OUT DNS
AGND 1 2
5 R16
6.8,1/4W,5%
R87
DNS
0.1uF,50V,Z5U
C13
24VRTN {1}
C85
C69
R95
DNS
DNS DNS
2 1 2
1 2 1 2
R102
3
R20 R96
124.0K,1%,1/8W,MF DNS
1 2 1 2
+ C55
C15 0.1uF DNS
1 2
C96 0.1uF
1 2
15
12
U2
R94
1
OUT DNS
AGND 1 2 13
10
R21
4 24VRTN {1}
6.8,1/4W,5%
C19 0.1uF F11
1 2 3.0A,FAST-BLO
C97 0.1uF R93
0.1uF,50V,Z5U
1 2 DNS
C18
24VRTN {1} J515
1
2
24VRTN {1}
Right Tweeter - Hi Pwr/Left Woofer - Lo Pwr
3
4 5
F8
DNS DNS
1 2 1
2
J506
C57
1 2 1
C20
3
DNS
DNS
1 2 1 2
750,1%,1/8W
DNS 1
R92
R91
DNS
1 2
1
1.78k,1%,1/8W
C54 DNS +
47uF,ELEC,20%,16V R60
1 2
+24 {1} C58 R61
C94 DNS 9.31k,1%,1/8W
1 2
2
MUTE
DNS
7 +V
IN- U3
3
OUT
8 AGND
IN+
5 R64
STDBY
DNS
75.0K,1%,1/8W
1
DNS
C61
R66
C63
DNS
1 2 1 2
3
DNS
R65
750,1%,1/8W
1 2
C79
+
DNS 47uF,ELEC,20%,16V
1 2 1 2 C64
DNS 1 2
R98
R97
DNS 1.78k,1%,1/8W
1000pF,50V,X7R
1 2 R69
C65
C78 DNS
1 2 R70
+24 {1}
9.31k,1%,1/8W
C95 DNS
1 2
15
MUTE
DNS
+V
IN- U3
1
OUT
AGND
IN+
-V
10
STDBY
4 24VRTN {1}
1 2
24VRTN {1}
C80 J514
DNS R78 1
DNS 2
24VRTN {1}
DNS
DNS
C67
24VRTN {1} R79
10k,5%,1/4W
1 2 B
47k,5%,1/4W
R80
4 5
6 7
R59 C56
75.0K,1%,1/8W .01uF,5%,POLY,50V
1 2 1 2
+ C60
R58
47uF,ELEC,20%,50V
49.9K,1%,1/8W
1 2 R62 R63
3.9k,5%,1/2W 3.9k,5%,1/2W
R57
2 1 2 1 2
DNS 15
R56
2 17
BOOT
IN-
U4 13
OUT
2 18
IN+
-V
1000pF,50V,X7R
14
C59
R83
470,5%,1/8W
1 2 1 2
~36V {1}
1000pF,CER,X7R,50V
C70
1N4148
1000pF,50V,X7R
D10
C71
R68 C62
.01uF,5%,POLY,50V
2 1 2
470,5%,1/8W
+ C66
R67 R84
47uF,ELEC,20%,50V
49.9K,1%,1/8W
1 2 R71 R72
3.9k,5%,1/2W 3.9k,5%,1/2W
2 1 1 2 1 2
1N4148
D11 + C68
36VRTN {1}
100uF,ELEC,20%,50V
R74
16 36VRTN {1} 3.9k,5%,2W
1 2 1
GND
5
R73 100,5%,1/4W
CASE
12
BOOT 11 +36V {1}
2
IN- V++
V+
6 U4 10
MUTE OUT
V-
1 V--
IN+ 9
0.1uF,50V,Z5U
MUTEOUT
4
C82
MUTEBIAS
10uF,ELEC,20%,50V
7
36VRTN {1}
1
2 1 ~36V {1}
100,5%,1/4W
100k,5%,1/8W
R86
0.1uF,50V,Z5U
2 1
C81
10uF,ELEC,20%,50V
C105 +
1N4148
D13 36VRTN {1}
C75 + R77
10uF,ELEC,20%,50V 1.0k,5%,1/2W
1 2 1 2
~36V {1}
1.0k,5%,1/2W 10uF,ELEC,20%,50V
R76 + C72
R85
47k,5%,1/4W
C
Q14
PN2907
E
6 7
8
A
1 2
4.0A,FAST-BLO
F9
LR1
JUMPER WIRE
Left Woofer
1
2
J503
R121
4.7,5%,1/2W
0.1uF,50V,Z5U
B
C101
1 2
F10
4.0A,FAST-BLO
2
LR2
JUMPER WIRE
Right Woofer
1
2
J505
R122
C104 +
4.7,5%,1/2W
2
0.1uF,50V,Z5U
C102 C
R75
YOUNG CHANG CO., LTD. D
Reproduction without the express written consent
of Young Chang Co., Ltd. is prohibited.
MARK 5/10 AUDIO PCB - MARK 112 VERSION
Power Amp
Filename: 021179D1-112 Date: 2000/09/11
Eng: By: Bob Budd
Mfg: Sht 3 of 3
Doc: 021179-01 Rev: RDV1
8