Crest Audio FA-601 Schematic

8

7

6

5

4

3

2

1

R1

D D

1K/2W

LED3

D1 1N4004

D2 1N4004

R3

100

CLIP

Z3

1N4733

RELAY B
RELAY A
SIG GND
A RETURN
A SEND

C C

B SEND
B RETURN
SIG GND

8
7
6
5
4
3
2
1

D3 1N4004

D4 1N4004

VR1

5K

R14 3.32K/1%

J2

PREAMP CONN.

GROUND
GROUND
CLIP B+
SIGNAL B
CLIP B­MUTE B
+20 V.
MUTE A
CLIP A­SIGNAL A

B B

CLIP A+
GROUND
GROUND

1
2
3
4
5
6
7
8

9
10
11
12
13

J1

PWR SUPPLY CONN

R11

1K/0.5W

Q1 MPSA75

R9

2.2K

GRN

LED7

R7

100/1W

D9

1N4004

LED1

SIGNAL

TEMP/DC

VR2

5K

LED5

46

5

R12

2.7K

R2

1K/2W

R15

3.32K/1%

21

0C1

CLM5010

R5
27

D5

D6 1N4004

D7 1N4004

D8

5

1N4004

1N4004

46

21

0C2

CLM5010

R4

100

LED2

SIGNAL

R6
27

Z4

1N4733

LED4 CLIP

12/8/92 OC1, OC2
BECAME VTL5C6

TEMP/DC

LED6

Q2 MPSA75

R13

2.7K

D10
1N4004

R8

100/1W

A A

R10

2.2K

11/22/95 CHANGED R12, R13
AS PER ECO 811R

CREST AUDIO INC.

150 FLORENCE AVE.
HAWTHORNE, NJ 07506
Title

FA601/901/1201 DISPLAY

Size Document Number Rev

21A1003

A

8

7

6

5

4

3

2

Date: Sheet of

0 0Thursday, January 24, 2002

1

8

7

6

5

4

3

2

1

R7

1N5930

Z1

C1 0.1/100V

D1

1N4148

R24

NOTE 2

330pF

C22

R10 470

C24

150pF

4.7K/2W

D D

1
2
3
4
5
6
7
8

R23

10K/1%

R22

D3

1N4148

D5

1N4148

10K/1%

CH A OCTAL

21

3

J1
CH A XLR

R3
NOTE 1

R21
NOTE 2:

D7

1N4148

C3

30pF

C2

0.1/100V

1
2

BAR1

J6

3
4
5
6

Z3

1N5359

1
2
3
4
5
6

D8

1N4148

1
2
3
4
5
6
7
8

SW1

MSSA2350

R26

10K/1%

R27

10K/1%

D4

1N4148

C C

INPUT BARRIER

SIG SEND/RET

B B

J4

CH B OCTAL

21

R4
NOTE 1

R28
NOTE 2

3

CH B XLR

A A

J2

NOTE 1:

NOTE 2:

NOTE 3: FA601 = 680/10W

8

7

FA601 = 13.3K/1%
FA901 = 12.7K/1%
FA1201 = 12.4K/1%
FA2401 = 12.4K/1%

FA601 = 30.1K/1%
FA901 = 36.5K/1%
FA1201 = 40.2K/1%
FA2401 = 44.2K/1%

FA901 = 820/10W

FA1201 = 1K/10W

6

C5 30pF

84

2

-

3

+

1N4148

1N4148

30pF

IC1A

NE5532

1N5930

D2

D6

C4

5

1

R6

100K

Z2

C6 30pF

R25

NOTE 2

6

-

5

+

IC1B

NE5532

90.9K/1%

C7

0.1/100V

C8

0.1/100VJ3

7

90.9K/1%

1/63V

R1

R5

100K

C12

R2

4

15
14

IC2B
STK3152

C10 15pF

R12

3.32K/1%

C14

10/16V/BP

R9 470

C21
330pF

IC2A

STK3152

R11

3.32K/1%

C13

1/63V

+

-

1
2

C9

15pF

13

+

-

12

349

8

10/16V/BP

10

11

100/100V

100/100V

7

C11

R17 100

R18 100

100K/1W/2%

C15

C16

C23

150pF

6

5

R13 100K/1W/2%

R14

R15

100

R16 100

3

C20

330pF

4.7K/2W

R19

4.7/1W

C17

0.1/100V

0.1/100V
C18

R20

4.7/1W

C19

330pF

NOTE 3

R8

R29

1
2
3
4
5
6
7
8

J8

CH A MODULE

CH A OUT

CH A MODULE

RLY1

T90N5D12-12

J9

1
2

RELAY

CH B OUT

CH B MODULE

RLY2

T90N5D12-12

SUPPLY GND
SUPPLY GND

1
2
3
4
5
6

BAR2

OUTPUT BARRIER

1
2
3
4
5
6
7
8

J7

CH B MODULE
R30
NOTE 3

CREST AUDIO INC.

150 Florence Avenue
Hawthorne, NJ 07506
Title

PREAMP/DRIVER FOR FA SERIES

Size Document Number Rev

21B0982

B

Date: Sheet of

2

1 1Thursday, January 24, 2002

1

8

D D

7

6

5

4

3

2

1

D1 1N4004

Z1

1N5925A

Z2
1N5941A

0.001/50V

18K

R66

24K

C9

2N5551

R65

C1
100uF/6.3V

C C

INPUT

8
7
6
5
4
3
2
1

J1

D9

1N4148

D10

1N4148

2SC3068

PTC15LB/100

0.001/50

C2

0.1uF/100V

R1

680

Q1

R2

634

VR1

Q29

2N5401

C8

R67

Z3

B B

1N5941A

Z4

1N5925A

24K

R68

18K

D2 1N4004

Q28

1N4148

2
9

IC1

LA2500

D7

NOT USED

341

785

NOT USED

R61

C11

0.01/50V

6

100/1W

D8

1N4148

C10

0.01/50V

R62

R3

R63
470

Q2
2SC2336BQ

R6

10/1W

R4

150/1W

R5

150/1W

R7

10/1W

Q3
2SA1006BQ

R64

470

ECO # 741A CHANGE R2 TO 634

Q4
2SC3281

R11

2.2/1W

R8
51/2W

R12

2.2/1W

Q5
2SA1302

R9
30/2W

R10
30/2W

Q6
2SC3281

R25

0.33/5W

R26

0.33/5W

Q7
2SA1302

R13

2.2/1W

R14

2.2/1W

Q8
2SC3281

R27

0.33/5W

R28

0.33/5W

Q9
2SA1302

R15

2.2/1W

R16

2.2/1W

Q10
2SC3281

R29

0.33/5W

R30

0.33/5W

Q11
2SA1302

R17

2.2/1W

R18

2.2/1W

Q12
2SC3281

R31

0.33/5W

R32

0.33/5W

Q13
2SA1302

R19

2.2/1W

R20

2.2/1W

Q14
2SC3281

R33

0.33/5W

R34

0.33/5W

Q15
2SA1302

R21

2.2/1W

R22

2.2/1W

Q16
2SC3281

R35

0.33/5W

R36

0.33/5W

Q17
2SA1302

R23

2.2/1W

R24

2.2/1W

Q18
2SC3281

R37

0.33/5W

R38

0.33/5W

Q19
2SA1302

R39 100K

R41

100/1%

R42

100/1%

R40 100K

Q22

2N5401

R45

15K

R47

100K

R43

100/1%

R44

100/1%

R48
100K

R46

Q23

15K

2N5551

Q20
2N5551

Q21
2N5401

R49

15K

Q24
2N5401

R53
270K

Q26
2N5401

R55 220

D3
1N4004

D4
1N4004

FR204

D5

C7

0.1/100V

1/5W

L1

2uH

R59

R60

2/5W

R54 220

Q27
2N5551

Q25
2N5551

R50
15K

FR204

D6

0.047/630V

C6

0.1/100V

C5

+ 85 V.

GROUND

OUT

- 85 V.

J2

1
2
3
4
5
6
7

IC2

32

1

LM35DP

R56
1K

CLIP/TEMP

A A

CREST AUDIO INC.

150 Florence Ave.
Hawthorne, NJ 07506
Title

FA1201/FA2401 OUTPUT STAGE

Size Document Number Rev

21C0983

C

8

7

6

5

4

3

Date: Sheet of

2

1 1Thursday, January 24, 2002

1

1

8

7

6

5

4

3

2

1

R25

100/2W

D D

IC1B
LM614

+

7

-

19.6K/1%

C C

R1

10K

R28

5

1K

6

R30

R32

1K/1%

D9

MPSA13

R15 10K

TR1

R17
22K

1N5920

Q1

R23 5K/5W

470/25V

C18

Z5

MAC97

1N4148

C14

470/25V

Z3

1N5355A

1N4148

IC1A

413

R29

R31

1K/1%

1K

R33

19.6K/1%

LM614

3

+

1

2

-

1N4148

Ch. ACh. B

Ch. B Ch. A

R5
499/1%

IC1D
LM614

R11

1K

-

15

16

+

14

R13

330K

R9

10K

R7
NOTE 2R8NOTE 2

C17

10/50V

MPSA13

R27

Q3

D5

D6

100K

R4

2.2K

R6

499/1%

9

IC1E

LM614

8

13

IC2
LM317

2 3

D8

1N4148

D7

1N4001

R12

1K

R10

10K

1

R26

442/1%

R34

2.2K

Ch. A

Ch. B

1N4148

LM614

IC1C

D10

10

R16 10K

-

11

+

12

R14

330K

470/25V

C15

MAC97

TR2

R18

22K

Z1
1N960

Z2
1N960

R21

2.2K

R22

2.2K

R24 5K/5W

C19

470/25V

R2

10K

Q2
MPSA13

Z4

1N5920

1
2
3
4
5
6
7

CH A

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

DISPLAY

1
2
3
4
5
6
7

CH B

1
2

FAN

1
2
3
4

VU DSP

J2

J1

J3

J5

TEMP SENSOR POWER
TEMP SENSOR OUTPUT
GROUND
CLIP A­CLIP A+
SPKR LEVEL A
GROUND

GROUND
GROUND
CLIP B+
SPKR LEVEL B
CLIP B­MUTE B
+20 V
MUTE A
CLIP A­SPKR LEVEL A
CLIP A+
GROUND
GROUND

TEMP SENSOR POWER
TEMP SENSOR OUTPUT
GROUND
CLIP B­CLIP B+
SPKR LEVEL B
GROUND

DRIVE V+
GROUND

V+
GROUND
SIGNAL B
SIGNAL A

J6

B B

0.15/400V
C1

+
+

SW1

FA601 = 6 A.
FA901 = 12 A.
FA1201 = 15 A.

P1
PLUG AC MALE

BR354W

BR1

C2

NOTE 1

C3
NOTE 1

C6
NOTE 1

GND
GND
GND

C4
NOTE 1

C5
NOTE 1

C7
NOTE 1

GND

-

-

120 VOLT VERSION

A A

T1

3A/MINI

F1

BR3

RS202

NOTE 1

C2 - C7 ARE 6,800uF/90V ON MODEL FA1201

C11

1000/25V

C2 - C5 ARE 7,300uF/80V ON MODEL FA901. C6, C7 ARE NOT USED

C2 & C4 ARE 10,000uF/67V ON MODEL FA601. C3, C5, C6, C7 ARE NOT USED

NOTE 2 R7 & R8 ARE 1K/1% ON MODELS FA901 & FA1201, AND 750/1% ON MODEL FA601

8

7

6

5

4

3

CREST AUDIO INC.

150 Florence Ave.
Hawthorne, NJ 07506
Title

FA SERIES POWER SUPPLY/FAN DRIVER

Size Document Number Rev

21C0998

C

Date: Sheet of

2

1 1Thursday, January 24, 2002

1

2

8

D D

7

6

5

4

3

2

1

R10 470

C1 0.1/100V

1
2
3
4
5
6
7
8

J3

CH A OCTAL

21

3

J1

CH A XLR

BAR1

1
2
3
4
5
6

INPUT BARRIER

26-48-1136

CH B OCTAL

J6

1
2
3
4
5
6
7
8

9
10
11
12
13

1

2

3

4

5

6

7

8

J4

+18V

-18V

21

ANALOG GND

C C

RETURN CH B
SEND CH B
ANALOG GND
RETURN CH A
SEND CH A
ATTENUATE CH B
ATTENUATE CH A
+12 V
DATA CH A
DATA CH B
+16 V

10K/1%

10K/1%

R3
NOTE 1

SW1

R23

R22

NOTE 2:

3

J2

CH B XLR

R21

MSSA2350

1N4148

NOTE 1

1N4148

D3

0.1/100V

R4

C3
30pF

D1

D5

1N4148

1N4148

C2

R26

10K/1%

R27

10K/1%

R28

NOTE 2

NOTE 2

C5 30pF

+18V

C30

84

-

+

CP

1

IC1A

OPA2604AU

2
3

D7

C31

CP

-18V

220K

220pF

R6

C29

R34

1.5K

R35

+18V

5

+

7

6

IC1B

-

NE5532

1.5K

R44

C12

1/63V

C14

R45

10/16V/BP

3.3K

750

1N4148

R39

1.5K

R36

750

R37

R38

3.3K

NE5517AN

10K

IC3

R40
10K

C28

+18V

C6 30pF

D2

R25 NOTE 2

220pF

220K

R5

5

+

6

- IC2B

7

NE5532

R41

1.5K

1234567

10111213141516

R42
47K

8 9

R43
47K

+18V

30pF

84

2

-

1

3

IC2A

+

OPA2604AU

C4

R46

4.7K

R32

100K

4.7/35V

R33

R47

100K

4.7K

C25

4.7/35V

C26

90.9K/1%

C7

0.1/100V

1N4148

1N4148

D4

D6

1N4148

D8

R24

90.9K/1%

C8

0.1/100V

6.65K/1%

-18V

C22

330pF

13

15

+

14

-

IC4B
STK3152

R2

C10 15pF

R12

R9 470

C21
330pF

349

1

+

2

-

IC4A
STK3152

R1

R11

6.65K/1%

C9
15pF

-18V

B B

-16V

1/63V

C13

12

8

7

C11

10/16V/BP

150pF

R17 100

10

11

R18 100

100K/1W/2%

100/100V

100/100V

C23

150pF

6

5

R13 100K/1W/2%

C24

1
2
3

C20

330pF

R14

R19

4.7/1W

C17

C15

C16

0.1/100V

0.1/100V
C18

R20

4.7/1W

4
5
6
7
8

J8

CH A MODULE

T90N5D12-24

T90N5D12-24

RELAY

CH A OUT

CH A MODULE

RLY1

J9

1
2

CH B OUT

CH B MODULE

RLY2

SUPPLY GND
SUPPLY GND

R15
100

R16 100

NOTE 3

C19

330pF

R29

R30
NOTE 3

1
2
3
4
5
6

BAR2

OUTPUT BARRIER

1
2
3
4
5
6
7
8

J7

CH B MODULE

10/13/92 CHANGED J6 TO 13 PIN

NOTE 1:

FA601 = 13.3K/1%
FA901 = 12.7K/1%
FA1201 = 12.4K/1%
FA2401 = 12.4K/1%

NOTE 2:

FA601 = 30.1K/1%
FA901 = 36.5K/1%
FA1201 = 40.2K/1%
FA2401 = 44.2K/1%

NOTE 3: FA601 = 680/10W

NOTE 4:

A A

FA901 = 820/10W
FA1201 = 1K/10W
FA2401 = 1K/10W

FA601 = 1.3K/7W

FA901 = 1K/7W
FA1201 = 1.2K/7W
FA2401 = 1.2K/7W

CREST AUDIO INC.

100 Eisenhower Drive
Paramus, NJ 07652
Title

OTA PREAMP/DRIVER FOR FA SERIES

Size Document Number Rev

21C1348

C

8

7

6

5

4

3

Date: Sheet of

2

1 1Thursday, January 24, 2002

1

01

8

D D

IC1B
LM614M

CH B

+

7

-

19.6K/1%

R1

5

1K

6

R5

R3

1K/1%

R6

1K/1%

C9

0.1/16V

Z5

MLL5230B

C C

4.7V 4.7V

MPSA75

Q2

MPSA13

R43
10K

Q4

D10

1N4004

R23

5K/5W

1N4148

D16

R38

4.7K

1N4004

470/25V

D12

Z3

MLL5230B

39/2W

C14

7

D1

1

IC1A

LM614M

CH A

1N4148

D2

1N4148

R2

1K

R4

19.6K/1%

413

3

+

2

-

R21

R25

10K

-

7

+

R27

330K

C16

MAC97

IC2B

LM393M

TR1

470/25V

6

D4

1N4004
IC3
LM317T

MPSA13

IN INOUT OUT

Q1

1

ADJ

23

R41

442/1%

R7

100K

D3

1N4148

R29

1K

6
5

R35
499/1%

R33
NOTE 2

2.21K/1%

R40

R37

2.2K

R36

499/1%

9

IC1E

LM614M

8

13

NOTE 2

R28

330K

CH ACH B

R34

2.71K/1%

10/16V

R30

1K

2
3

5

D5

1N4004

IC4
LM317T

23

ADJ

1

R8

10

LM614M

R11

4.7K

221/1%

R42

C10

C11

MLL5230B

R13

2.2K

10/16V

R22

39/2W

R26

10K

Z1

1N4148

Q5

MPSA13

4.7K

2.2K

4

R9

12

R31

+

10K

11

-IC1C

C12

10/16V

R10

4.7K

CH A TEMPCH B TEMP

14

+

16

15

IC1D

-

LM614M

R12

4.7K
Z2

MLL5230B

4.7V4.7V

R16

R15

D6

2.2K

D7

1N4148

MLL5230B

Z6

R14

2.2K

2.2K

2.2K

3

R63
100

R32
10K

C13

10/16V

R18

D15

2

R17

2.2K

TEMP SENSOR POWER

1

TEMP SENSOR OUTPUT

2

TEMP SENSOR GND

3

CLIP A

4

IGM A

5

SPKR LEVEL A

6

ANALOG GND

7

J2

CH A

1

1N4148

1N4148

D14

TEMP SENSOR POWER

1

TEMP SENSOR OUTPUT

2

TEMP SENSOR GND

3

CLIP B

4

IGM B

5

SPKR LEVEL B

6

ANALOG GND

7

J3

CH B

AUX GND

1

FAN V+

2

FAN GND

3

FAN V+

4

J5

FAN

R19

2.2K

R20

R44

84

-

1

+

IC2A
LM393M

D11

1N4004

MAC97

C17

470/25V

TR2

C15

470/25V

1N4004

D13

Q3

10K

MPSA75

R24

5K/5W

D17

Z4

MLL5230B

4.7V4.7V

4.7K

R39

1N4148

0.15/400V
C1

SW1

FA601 = 6 A.
FA901 = 12 A.
FA1201 = 15 A.

B B

P1
PLUG AC MALE

MAIN A

MAIN GND

MAIN B

AUX A

BR354W

BR1

C2
NOTE 1

C4

NOTE 1

C3
NOTE 1

C5
NOTE 1

C6
NOTE 1

C7
NOTE 1

AUX B

F1

120 VOLT VERSION

NOTE 1

A A

C2 - C7 ARE 6,800uF/90V ON MODEL FA1201

C2 - C5 ARE 7,300uF/80V ON MODEL FA901. C6, C7 ARE NOT USED

T1

AUX C

AUX D

AUX F

AUX GND

3A/MINI

3A/MINI

3A/MINI

C8

1000/25V

RS202

BR3

C19

1000/25V

BR4
RS202

C18

1000/25V

F3

F2

D18

1N4004

IC5

LM317T

R45

1

1.87K

R46

1.87K
1

IC6

2 3

LM337T

D19

1N4004

23

R47

121

C20

10/25V

R48

121

C21

10/25V

+
+

GND
GND
GND
GND

-

-

CH A

CH B

CH A

CH B

GND

C2 & C4 ARE 10,000uF/67V ON MODEL FA601. C3, C5, C6, C7 ARE NOT USED

NOTE 2 R33 & R34 ARE 1K/1% ON MODELS FA901 & FA1201, AND 750/1% ON MODEL FA601

8

7

6

5

Z11

1N5920

R60
20

MPSA75

Z12

1N5920

R59
20

MPSA75

1K/0.5W

2.2K/0.5W

R56

1K

Q7

2.2K/0.5W

R55
1K

Q6

R61

R52

Z7

1N59XX

Z9

R58

1N59XX

10K

CH B

R51

1N4148

1.5K/0.5W

1N4148

1N4148

D30

R54

D28

1K/2W

R50

D24 1N4004

D25 1N4004

D29

1K/2W

D26 1N4004

D27 1N4004

R49

D20 1N4004

D21 1N4004

R62

10/1W

D22 1N4004

J4

1
2
3

26-48-1036

J6

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

HEADER 14

RELAY CH B

RELAY CH A
RELAY GND

D23 1N4004

J1

ATT. CH A

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

HEADER 16

ATT. CH B
ANALOG GND
+24 V

-24 V
GROUND
DATA CH A
DATA CH B
+15 V
ANALOG GND
CLIP CH B
CLIP CH A
GROUND
DIG. GND
DIG. GND

CREST AUDIO
100 EISENHOWER DRIVE

PARAMUS, NJ 07652
Size Document Number Rev

C

Date: Sheet of

2

0 0Thursday, January 24, 2002

1

CH A

1N59XX

R57

10K

Z8

1.5K/0.5W

Z10
1N59XX

R53

D31

1N4148

D32

1N4148

D33

TO PREAMP

1N4148

4

3