AMPEG BA210, BA115 Service Manual

CB

CB

C32

.001

3.8VRMS

R63

4.7K

50K L

CW

GAIN

100V

R58

47K

C30

.0047
100V

C36

1

R57

50V

22K

R45

P1

47K

R56

47K

C29

R46

22K

.015
50V

C23

R51

2.2K

.033
50V

R40

4.7K

J19

{Value}

J22

{Value}

BR1

J20

{Value}

-50V

C33

.047
100V

C25

.22
50V

DCV
ACV

KBU1004G

C35

.047
100V

R48

R52

22K

22K

C28

.22
50V

R27

47K

C22

3

1

U2:A

2

.033
50V

TLO-72

R39

100K

ACV
DCV

C6

5600
80V

C14

5600
80V

C27

R54

R55

22K

47K

.22
50V

R53

47K

C26

.22

R47

50V

47K

R30

22K

TP8

1.1VRMS

C19

.1

100V

C38

.1

100V

CW

5

STYLE

S1

CMN

4

3

CCW

R29

R36

22K

100K

R38

22K

R37

22K

C24

.22
50V

+50V

R68

330

D11

10W

1N5353B

16V

D12

1N5353B

16V

R66

330
10W

-50V

450mV RMS

TP3

5

C45

7

U2:B

6

2.2

50V

TLO-72

D1

R1

2.2K

RED

1/2W

C39

100
35V

C21

.047
100V

C40

100
35V

P8

50K L

R32

CW

1K

HIGH

P7

50K L

CW

MID

P6

50K L

CW

LOW

R5

100

+16V

C5

22

C18

16V
.047
100V

C8

22

16V

-16V

R9

100

U3:B

5

6

TLO-72
C51

C47

56 pF

200V
.0022
100V

R86

47K

C46

.022
50V

R80

22K

R79

+16V1

C43

.047
100V

-16V1

1

1

J1

J2

2

2

3

3

100-120V 50/60Hz 4a SB
220-240V 50/60Hz 2.5a SB

F1

FC1

NET00098

FUSE CLIP

4 A SB

{Value}

J6

4

4

+16V

700mV RMS

D10

1N914

TP1

75V PIV

C37

R62

.047

22K

R2

100V

680K

D13

1N914

75V PIV

-16V

R65

100K

C42

56 pF
200V

FUSE CLIP

FC2

{Value}

J14

{Value}

J15

3

C9

1

U1:A

2

1

50V

TLO-72

C2

R3

R12

22K

1

6.8K
50V

R10

+16V

220

C4

100
35V

{Value}

J18

J10

{Value}

J8

{Value}

J13

{Value}

J12

{Value}

J11

{Value}

R13

100K

J5

1

2

3

TUNER OUT

{Value}

{Value}

C3

.0033
250V

{Value}

C1

.0033

{Value}

250V

TP2

5

7

U1:B

6

TLO-72

R67

10K

C41

100 pF

200V

C34

R64

2.2K

2.2
50V

J16

J17

J7

J9

FEDA

FEDA

J25

R88

22K

R87

22K

450mV RMS

TP4

C50

7

R11

22K

10

35V

R14

47K

I

C C

O O

CW

R15

10K

SW1

I

MUTE

1K

J28

1

+16V

2

-16V

3

PAGE_NEXT

4

5

6

7

HPGS

8

20K RA

250mV RMS

TP5

LEVEL

PAGE_NEXT

P9

TLO-72

2

1

3

U3:A

R77

4.7K

R78

22K

2

U4:A

3

NE5532

GH

GH

1.15VRMS

TP6

JW51

1.15VRMS

TP7

JW52

C7

R81

270

22

50V

1

R76

22K

R82

22K

6

C49

7

U4:B

5

22

50V

NE5532

2

1

C48

3

.047

100V

J24

{Label}

R83

270

J4

RING

RING_SW

TIP_SW

TIP

SLVE_SW

HPGS

SLEEVE

1

1

2

2

3

3

4

4

5

5

CAUTION:

CAUTION:
THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL.

THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL.
TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED

TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED
SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND

SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND
THAT EXPLAINED IN THE OPERATING INSTRUCTIONS.

THAT EXPLAINED IN THE OPERATING INSTRUCTIONS.
NOTES:

NOTES:

1) CAUTION: SHOCK HAZARD!!

1) CAUTION: SHOCK HAZARD!!

6

6

THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER

THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER
AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE

AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE
TOUCHING INTERNAL PARTS.

TOUCHING INTERNAL PARTS.

2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL.

2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL.
CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL.

CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL.

3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE

3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE
AND 10 MEGOHM DIGITAL VOLTMETER.

AND 10 MEGOHM DIGITAL VOLTMETER.

AC
LINE

AC
NEUTRAL

J13 BLK

J12 BLU/WHT

J16 BLUE

J7 WHT

J11 BROWN

J17 GRAY

J9 VIOLET

CB

CB

AC
LINE

AC
NEUTRAL

J13 BLK

J17 BLU/WHT

J12 BLUE

J14 WHT

J15 BROWN

J11 GRAY

J7 VIOLET

AC
LINE

AC
NEUTRAL

J17 BLK

J13 BLU/WHT

J12 BLUE

J14 WHT

J15 BROWN

J11 GRAY

J7 VIOLET

5

5

CONTROL ISSUE

CONTROL ISSUE

1-9-03

1-9-03

0

0

REV Date DESCRIPTION

REV Date DESCRIPTION

THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO ST. LOUIS MUSIC, INC

THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO ST. LOUIS MUSIC, INC

Signatures: Date:

Signatures: Date:

Drawn:

Drawn:

Checked:

Checked:

Released:

Released:

Thu Jan 09, 2003

Thu Jan 09, 2003

Plot Date:

Plot Date:
Plot Time:

Plot Time:

Tolerance:

Tolerance:

G

FEDA

FEDA

G

08:13:03

08:13:03

RLB 4/18/00

RLB 4/18/00

Drawing Size:

Drawing Size:
Drawing Type: Schematic

Drawing Type: Schematic

Class Code:

Class Code:
Sheet of

1

Sheet of

1

Ecr(s)/Ecn(s)

Ecr(s)/Ecn(s)

11880 Borman Drive, St. Louis, MO 63146

11880 Borman Drive, St. Louis, MO 63146

First Used On:

First Used On:

Drawing Title:

Drawing Title:

D

D

SCHEMATIC -BASS AMP

SCHEMATIC -BASS AMP

Drawing Number:

Drawing Number:

NONE

NONE

2

2

Chgd By Appvd by

Chgd By Appvd by

BA210/115HP

BA210/115HP

07S457-XX

07S457-XX

H

H

Date

Date

6

6

DCBA

DCBA

FE

FE

+50V

1

1

PAGE_NEXT

2

2

3

3

C11

10

35V

R8

680

D2

1N914

R7

75V PIV

3.3K
1/2W
5per

R25

D

HPGS

1

+16V

2

-16V

3

PAGE_NEXT

4

5

6

7

HPGS

8

S

Q9

J112

G

10K

J29

R20

270K

2

3

75V PIV

C12

33 pF
200V

U5:A

-16V

D3

1N914

NE5532

1N914

75V PIV

OC1

VTL-5C7

S

D

Q6

J112

G

R23

47K

1

D5

D4

1N914

75V PIV

TP12

-50V

C44

1
50V

R22

1K

800mVRMS

R4

680

R6

3.3K

1/2W

5per

R44

4.7K

-16V

C31

10

35V

R42

1K

R59

-16V

1M

C10

33 pF
200V

R19

33K

5

7

U5:B

6

NE5532

C13

330 pF

100V

R26

47

TP10

SEE NOTE.

2.0VRMS

CW

R43

330

AP1

500

BIAS

CW

+16V

MPS-A06

+50V

1

D6

1N914

75V PIV

D8

R34

1N4740ARL

270

10V

R50

1K

Q4

MJE-340

R41

220

R35

220

Q3

Q1

MJE-350

C20

1

50V

D7

1N914
75V PIV

R31

270

D9

1N4740ARL

10V

R33

47

R28

3.3
1W

5per

C17

.1
100V

R49

47

Q2

IRFP-9140R

G

Q5

IRFP-140R

R74

.33

10W
5per

R71

47

D

S

R70

47

R72

.33

10W
5per

Q7

IRFP-9140R

G

Q8

IRFP-140R

R75

.33

10W
5per

TP11

26.3VRMS

L1

.5 uH

R61

1W

5per

D

S

R73

.33
10W

5per

J23

2

1

1

1

2

2

3

3

CAUTION:

CAUTION:
THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL.

THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL.
TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED

TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED
SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND

SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND
THAT EXPLAINED IN THE OPERATING INSTRUCTIONS.

THAT EXPLAINED IN THE OPERATING INSTRUCTIONS.

4

4

NOTES:

NOTES:

1) CAUTION: SHOCK HAZARD!!

1) CAUTION: SHOCK HAZARD!!
THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER

THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER
AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE

AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE
TOUCHING INTERNAL PARTS.

TOUCHING INTERNAL PARTS.

2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL.

2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL.
CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL.

CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL.

3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE

3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE

AND 10 MEGOHM DIGITAL VOLTMETER.

AND 10 MEGOHM DIGITAL VOLTMETER.

-50V

0

0

REV Date DESCRIPTION

REV Date DESCRIPTION

Drawn:

Drawn:

Checked:

Checked:

Released:

Released:

Plot Date:

Plot Date:
Plot Time:

Plot Time:

Tolerance:

Tolerance:

CONTROL ISSUE

CONTROL ISSUE

1-9-03

1-9-03

Signatures:

Signatures:

Thu Jan 09, 2003

Thu Jan 09, 2003

THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO

THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO

RLB

RLB

Drawing Size:

Drawing Size:

Drawing Type: Schematic

Drawing Type: Schematic

Class Code:

Class Code:

Sheet

Sheet

2

2

ST. LOUIS MUSIC, INC

ST. LOUIS MUSIC, INC

Date:

Date:

4/18/00

4/18/00

NONE

NONE

of

of

2

2

C

C

Ecr(s)/Ecn(s)

Ecr(s)/Ecn(s)

First Used On:

First Used On:

Drawing Title:

Drawing Title:

SCHEMATIC -BASS AMP

SCHEMATIC -BASS AMP

Drawing Number:

Drawing Number:

Chgd By Appvd by

Chgd By Appvd by

11880 Borman Drive, St. Louis, MO 63146

11880 Borman Drive, St. Louis, MO 63146

BA210/115HP

BA210/115HP

07S457-XX

07S457-XX

Date

Date

4

4