Crest audio 8001 User Manual

Schematicset

ProSeries8001poweramplifiers

1.8001Display

2.8001Preamp

3.8001Relayboard

4.8001Powersupply

5.8001Outputmodule

8

7

6

5

4

3

2

1

23

LED 5

Q1

Q5
2N5401

R6

4.7K

3.3K/5W

R33

2.2K

C7

470uF/16V

C1

1uF/35V

R12

R25

10K

1N4757B

Z5

C9 100uF/6.3V

R29 22

R31

2.2K

1N4004

LED 3
SIGNAL

D5

TR1

MAC97A

470uF/16V

R4
100K

2N5551

D3
1N4148

C3

100K

IC1 A
RC4559

R7

4.7K

2N5551

R8

4.7K

R9

4.7K

R5
100K

LED 4

SIGNAL

Q2

Q3

LED 1
CLIP

LED 2

CLIP

2N5551
Q4

1N4148

C2

D4

1uF/35V

D6

1N4004

LM385 1.2V

C4

470uF/16V

Z4

R16

4.7K

C8

470uF/16V

R17
82

R18

82

2.2K

3.3K/5W

TR2
MAC97A

R34

R13

LED 6

TEMP/DC

10K

D2
1N4148

D18

1N4148

R11

10K

D20 1N4148

R22

47

R3

M6

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15

26-48-1155

D8

1N4004

R23

84

3

+

1

-

D13

2

1N4148

D9

1N4148

1N4148

D10

D14

1N4148

5

+

6

-

RC4559

IC1 B

R24
100K

7

R26

10K

1N4757B

R28

4.7K

LED 8

ACTIVE

Z6

C10100uF/6.3V

R32

2.2K

R30 22

Q6

2N5401

D12

1N4148

IC1

1

D D

R1

5.6K/1W

LM317

R2

R14
150/0.5W

2N5551

10K

D1
1N4148

D17

1N4148

D19

M5

1
2
3
4
5
6
7
8

9
10
11
12
13
14

C C

26-48-1155

15

1N4148

R10
10K

R21

47

TEMP/DC

D7

1N4004

R27

4.7K

LED 7
ACTIVE

B B

D11

1N4148

D15

1N4148

M7

3

2

1

26-48-1035

A A

VR1
5K A

D16

1N4148

5K A

M8

VR2

1
2
3

26-48-1035

CREST AUDIO INC.
150 Florence Ave.
Hawthorne, NJ 07506

Size Document Number Rev

21C0928

C

8

7

6

5

4

3

Date: Sheet of

2

1 1Tuesday, May 16, 2000

1