Laney CD480M Schematic
CD480M
Service InformationService Information
Laney
Classic British Amplification
Newlyn Road, Cradley Heath, West Midlands. B64 6B£
www.laney.co.uk
Line In
SK101
VJACKM
CHANNEL1
SK100
D
Mic
12
3
G
R100
R101
100K
100K
Line In
G G
SK201
VJACKM
CHANNEL1
SK200
Mic
12
3
G
C
R200
R201
100K
100K
G G
SK301
VJACKM
CHANNEL1
SK300
Mic
12
3
G
R300
R301
100K
SK401
100K
G G
VJACKM
B
CHANNEL1
SK400
Mic
12
3
G
R400
R401
100K
100K
G G
A
Flame proof resister
FP
Must only be replaced with same type and rating
Indicates safety critical component
Must only be replaced with approved type
1 2 3 4 5 6 78
C200
C300
C400
C100
C201
C301
C401
C101
G
G
G
G
10U 50V
10U 50V
10U 50V
10U 50V
10U 50V
10U 50V
10U 50V
10U 50V
G
C202
G
C302
G
C402
G
C102
R202
100K
1N 100V
R302
100K
1N 100V
R402
100K
1N 100V
C103 10U 50V
R102
100K
R103
1K
1N 100V
R104
1K
C203 10U 50V
LN205
G
R203
1K
R204
1K
C303 10U 50V
LN305
G
R303
1K
R304
1K
C403 10U 50V
LN405
G
R403
1K
R404
1K
LN105
G
R105
6K8
R205
6K8
R305
6K8
R405
6K8
G
R207
10K
G
TL072
R206
6K8
R307
10K
G
TL072
R306
6K8
R407
10K
G
TL072
R406
6K8
R107
10K
C105
470P 1KV
+15V
TL072
-15V
R106
6K8
C106
470P 1KV
C205
470P 1KV
+15V
-15V
C206
470P 1KV
C305
470P 1KV
+15V
-15V
C306
470P 1KV
C405
470P 1KV
+15V
-15V
C406
470P 1KV
U100A
U200A
U300A
U400A
R208
4K7
R308
4K7
R408
4K7
R108
4K7
+15V
-15V
+15V
-15V
+15V
-15V
+15V
-15V
D100
1N4148
D101
1N4148
D200
1N4148
D201
1N4148
D300
1N4148
D301
1N4148
D400
1N4148
D401
1N4148
G
G
G
G
LN201
LN202
LN301
LN302
LN401
LN402
C107
LN101
LN102
C207
47P 50V
C307
47P 50V
C407
47P 50V
47P 50V
TL072
TL072
TL072
TL072
Volume 1
VR100
100KA6F9
U100B
Volume 1
VR200
100KA6F9
U200B
Volume 1
VR300
100KA6F9
U300B
Volume 1
VR400
100KA6F9
U400B
C108
2U2 63V
C208
2U2 63V
C308
2U2 63V
C408
2U2 63V
LN103
LN203
LN303
LN403
C109
2N2 100V
R111
4K7
Bass
C209
2N2 100V
R211
4K7
Bass
C309
2N2 100V
R311
4K7
Bass
C409
2N2 100V
R411
4K7
Bass
Treble
VR101
100KB6F9
VR102
100KB6F9
C111
47N 100V
Treble
VR201
100KB6F9
R213
8K2
R214
22K
VR202
100KB6F9
C211
47N 100V
Treble
VR301
100KB6F9
R313
8K2
R314
22K
VR302
100KB6F9
C311
47N 100V
Treble
VR401
100KB6F9
R413
8K2
R414
22K
VR402
100KB6F9
C411
47N 100V
R113
8K2
R114
22K
C110
2N2 100V
R112
4K7
C210
2N2 100V
R212
4K7
C310
2N2 100V
R312
4K7
C410
2N2 100V
R412
4K7
R215
1M
R315
1M
R415
1M
R115
1M
220P 1KV
C112
G
220P 1KV
C212
G
220P 1KV
C312
G
220P 1KV
C412
G
-15V
TL072
+15V
-15V
TL072
+15V
-15V
TL072
+15V
-15V
TL072
+15V
U101A
10U 50V
U201A
10U 50V
U301A
10U 50V
U401A
10U 50V
Revision History
C204
C304
C404
C104
G
SK3A
G
PHONOV4
LN104
VR103
10KB6F9
G
R209
10K
LN204
VR203
R210
10K
10KB6F9
G
R309
10K
LN304
VR303
R310
10K
10KB6F9
G
R409
10K
LN404
VR403
R410
10K
10KB6F9
G
W
R
R109
10K
R110
10K
R17
2K2
LN4
R18
2K2
VR3
R6
4K7
10KB6F9
G2
2P6WROT
FX Select
2P6WROT
+15V
D1
C1
1N4148
10U 50V
D2
1N4148
-15V
To PCB 9369
Output PCB
G2
SW1A
5V
SW1B
5V
R10
12
11
10
9
8
7
6
5
4
3
2
1
G
C6
100P 100V
10K
TL072
C4
100P 100V
R7
10K
TL072
HD6WL
U2B
D3
HD1
123456
-15V
LN7
D4
D5
D6
D7
D8
D9
D10
U1B
+5V
LN3
5V
R15
4K7
D11
LED3MMR
G
R8
10K
Power
R11
LN8 LN9
10K
G
BLT
Industries
R9
33K
-15V
TL072
G
+15V
G2
LN5
G1
G
LN6
G
G
LN10
+5V
HD2
HD10W
Title
A3
Date: 20-May-2003 Sheet of
File: E:\PCB\Protel PCBS\9368_2.ddb Drawn By:
7654321
C5
100P 100V
U1A
C2
10U 50V
C9
-15V
100N 63V
C8
100N 63V
G1
To FX Module
12345678910
R2
100K
LN2
+15V
+15V
TL072
-15V
R13
10K
C7
R12
10K
G1
CD480M Preamp
Number RevisionSize
9368 2
VOLUME
LN1
LN11
10KB6F9
VR1
G
R16
22K
FX ON
U2A
FX LEVEL
C3
R5
1K
2U2 63V
100P 100V
FX PROGRAMS ARE AS FOLLOWS
Program
1 2 3 4 Time
1 H L H L 73.7mS
2 L L L H 110.6mS
3 H H L H 147.5mS
4 L L L H NO F/B 110.6mS
5 H H L H NO F/B 147.5mS
6 H H H H NO F/B 196.6mS
G
R1
L1
G
G
119368.Sch
R14
4K7
R3
1K
G
R4
1K
R1
100K
G
SW2A
2P2WPSVT
10KB6F9
VR2
SK2
VJACKM
G
REMOTE
8
REC OUT
R
R19
2K2
G
R20
W
2K2
SK3B
MAIN OUT
SK1
VJACKM
C1
Rich Thompson
D
G
C
B
A
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