Laney CP10-CH Schematic
CP10
Service InformationService Information
Laney
Classic British Amplification
Newlyn Road, Cradley Heath, West Midlands. B64 6B£
www.laney.co.uk
1
Line In
Link Out
A A
Mic
B B
SK1
MJACK
Gi
SK3
MJACK
Gi
SK4
SJACK
Gi
R4
100KR2100K
Gi Gi
C12
R1
10U 5 0V
100K
Gi
47U 5 0V
C3
470P 250 V
C21
47U 5 0V
C4
470P 250V
C22
2
3
4
5
6
7
8
Treble
VR2
C18
R6
10K
+15V
D7
1N41 48
Gi
Gi
R9
C15
3K3
10P 50V
R7
1K
R8
1K
+15V
TL072
-15V
R10
3K3
C16
10P 50V
U2A
R16
2K2
-15V
D8
1N41 48
LN21
0R0
Volume
VR1
100K A6S
C17
47P 50V
TL072
Gi
U2B
LN20
0R0
10uF
C100
22KB
15nF
R19
1K
VR3
22KB
C20
220n F
C19
15nF
R22
2K2
R23
2K2
220P 250 V
R20
1K
Bass
R24
C27
1M
LN23
0R0
Gi
R5
1K
D2
1N40 07
TL072
-15V
+15V
U3A
R11
4K7
C6
1U 63 V
R18
2K2
R13
10K
Gi Gi
R12
47K
D1
1N41 48
C7
C5
100U 25V
4U7 6 3V
Gmu
Gi
R14
10K
R25
330R
C8
470P 250 V
C1
R3
10K
47U 50V
713
+VI +VP
-IN
2
+IN
OUT
3
GIN
Gi
4
TDA72 94
STBY
9
MUTE
10
MSGND
R15
22K
1
-VI -VP
Gi
BS
U1
14
6
C9
100N 100V
G
C2
22UF 50V
-28V
+28V
G
C10
100N 10 0V
G
External Loudspeak er
SP3
SPADE 4.8
R17
10R 2W5
C11
100N 100V
SP1
SPADE4.8
To internal Loudspeak er + V
SP4
SPADE 4.8
G
SP2
SPADE 4.8
-V
Mains In
White (Blue)
230V = T1A, 115V = T2A
Fuse
IEC Inlet
Green/Yellow
Flame proof resister
FP
Must only be replaced with same type and rating
Indicates safety critical component
C C
D D
Must only be replaced with approved type
Black(Brown)
Chassis Transformer Primary
Mains S witch
Fuse Integral to IEC
AC Input (Neutral)
MAINS TRANSFORMER
AC Line(Live)
These items not on pcb
P7
PAD3
From Transformer secondary
P8
PAD3
P9
PAD3
D3
1N54 04
D4
1N54 04
D5
1N54 04
D6
1N54 04
C13
3300 U 50V
G
C14
3300 U 50V
+28V
-28V
+28V
-28V
R26
680R 5W
Gmu
R27
680R 5W
Link to chassis
LN2
LN3
LN4
0R0
0R0
0R0
Chassis
PSU
C23
470U 16 V
C24
470U 16 V
LN5
0R0
VIRTUALSHORT
LN10
Gi
D9
15V Z D1. 3W
D10
15V Z D1. 3W
Gmu
LN11
0R0
+15V
C25
100N 63V
C26
100N 63V
-15V
Gi
Power LED
D11
R21
4K7
LED3MMR
Gi
60WFINNEDHS
1
Flame proof resister
FP
Must only be replaced with same type and rating
Indicates safety critical component
Must only be replaced with approved type
2
Revision Hi story
C1 00 from 1uF to 10uF
C18 ,C19 fro m 2n 2 to 15n
C20 from 47 n t o 220n
R1 9,R20 fr om 4k7 to 1K
R22 from 8K 2 to 2K 2
R23 from 22 K to 2K 2
VR2,VR3 f rom 100KB to 22K B
3
4
Issue 2
See CN0334
5
6
BLT
Industries
Title
CP10 PCB
Number Revis ionSize
A3
Date: 20/0 1/2 004 Sheet of
File: D:\93 60_2-SH ENJ IE\9 360_2.sch Drawn By:
9360 2
119360_2.sch
7
Rich Thompson
8
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