Vox AC15CH Service Manual

1
1
2
2
3
3
4
4
5
5
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D D
C C
B B
A A
1
VOX Amplification ltd.
1 Harrison Close
Knowlhill
Milton Keynes
Bucks, MK5 8PA
1
AC Reactive Attenuator
VD-A30021
3
04/09/2015
Title
Drawing Number:
Date:
Revision: Sheet
of
Designed By: Checked By:
D Clarke *
Issue ChangeDate Signed
CHANGE HISTORY
P1
1/4" Spade
-20dB
-10dB
0dB
16ohm Z in 16ohm Z out
P5
1/4" Spade
To Impedance selector switch3
10
1
2
SW1A
6
11
4
5
SW1B
R9
3R3 10W
9
12
7
8
SW1C
R10
3R3 10W
R14
2R7 5W
R15
2R7 5W
R8
1R 3W
CFB2
CFB3
GND
2
3
1
A
U1A
TL072ACN
+15V
-15V
C13
10nF 50V
C14
10nF 50V
GND
GND
R22
10K 1%
R23
10K 1%
GND
CFB2
CFB3
R24
100K
1
2
3
P20
GND
(VR Main PCB) A500K
R25
10K
C15
100nF 50V
5
6
7
B
84
U1B
TL072ACN
GND
R26
220k
R27
82k
1
2
3
4
P21
Header 4
D5
15V 500mW
D6
15V 500mW
R28
1K
R29
1K
C7
10uF 25V
C8
10uF 25V
-15V
+15V
GND
CFB
+27V
-27V
GND
TO MAIN PCB
R16
1R8 5W
1 2 3 4
P22 Header 4
1 2 3 4
P23 Header 4
R30
2R2 5W
ISS2
R31
22k 1%
R32
22k 1%
ISS2
ISS3
ISS2
ISS2
was: 100pf 50V C0G
C16
47pF 50V C0G
was: 270pF 50V C0G
C17
120pF 50V C0G
ISS3
ISS2
ISS2
ISS2
ISS2
ISS2
SG1
GND
ISS3
3 02/09/15 Update C16 & C17. Add chassis GND DC
PIC701
PIC702
COC7
PIC801
PIC802
COC8
PIC1301PIC1302
COC13
PIC1401PIC1402
COC14
PIC1501PIC1502
COC15
PIC1601PIC1602
COC16
PIC1701 PIC1702
COC17
PID501
PID502
COD5
PID601
PID602
COD6
PIP101
COP1
PIP501
COP5
PIP2001
PIP2002
PIP2003
COP20
PIP2101
PIP2102
PIP2103
PIP2104
COP21
PIP2201 PIP2202 PIP2203 PIP2204
COP22
PIP2301 PIP2302 PIP2303 PIP2304
COP23
PIR801PIR802
COR8
PIR901
PIR902
COR9
PIR1001
PIR1002
COR10
PIR1401
PIR1402
COR14
PIR1501
PIR1502
COR15
PIR1601
PIR1602
COR16
PIR2201PIR2202
COR22
PIR2301
PIR2302
COR23
PIR2401 PIR2402
COR24
PIR2501 PIR2502
COR25
PIR2601 PIR2602
COR26
PIR2701 PIR2702
COR27
PIR2801 PIR2802
COR28
PIR2901 PIR2902
COR29
PIR3001
PIR3002
COR30
PIR3101 PIR3102
COR31
PIR3201PIR3202
COR32
PISG101
COSG1
PISW101
PISW102
PISW103
PISW1010
COSW1A
PISW104
PISW105
PISW106
PISW1011
COSW1B
PISW107
PISW108
PISW109
PISW1012
COSW1C
PIU101
PIU102
PIU103
COU1A
PIU104
PIU105
PIU106
PIU107
PIU108
COU1B
PIC701
PIC1302
PID502
PIR2802
PIU108
PIC802
PIC1402
PID601
PIR2902
PIU104
PIC702
PIC801
PIC1301
PIC1401
PID501
PID602
PIP2003
PIP2103
PIP2304
PIR2302
PISG101
PIU103
PIC1501 PIR2501PIC1502
PIC1601
PIC1701
PIR2602
PIR2702
PISW104
PIU102
PIC1602
PIP2101
PIR2601
PISW1011
PIU101
PIC1702
PIR2701PISW105
PIP101 PISW1012
PIP501 PIR801
PIR3201
PISW107
POCFB3
PIP2001
PIR2401PIR2502
PIP2002
PIR2202
PIR2402 PIU107
PIP2102
PIR2801
PIP2104
PIR2901
PIP2201
PIR902
PIP2202
PIR1402
PIR3001
PIP2203
PIR1501
PIR1602
PIP2204
PIR1601
PIP2301
PISW108
PISW109
PIP2302
PISW102
PIP2303
PISW103
PIR802
PIR3101
PISW1010
POCFB2
PIR901
PIR1002
PIR1001
PIR3002
PIR1401
PIR1502
PIR2201 PIR3102
PIU106
PIR2301
PIR3202 PIU105
PISW101
PISW106
POCFB2
POCFB3

Vox AC15CH Specifications

General

Brand	Vox
Model	AC15CH
Category	Amplifier
Language	English