Page 1
Page 2
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
Page 3
8
7
6
5
4
3
2
1
1
R15
LED7
2
3
4
1K/0.5W
R4
D D
2.2K/0.5W
LED6
Z5
1N5920
PROTECT
POWER ON
LED4
CLIP
R6
1.5K/0.5W
Z1
1N59XX
R8
1K
R14
20
C C
CH B
R10
10K
Z3
1N59XX
D9
1K/2W
1N4148
D10
5
6
7
8
9
10
11
12
13
J1 09-48-2131
PWR SUP PCB
R2
AUX GND
DATA CH B
IGM B
SPKR LEVEL B
CLIP B
RELAY B
+15 V
RELAY A
CLIP A
SPKR LEVEL A
IGM A
DATA CH A
AUX GND
D5 1N4004
D6 1N4004
D7 1N4004
LED2
SIGNAL
VR2
CH B
5K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
J2
26-48-1156
ANALOG GND
RET CH B
SEND CH B
RELAY CH B
RELAY CH A
RELAY GND
-24V
+24V
AUX GND
AUX GND
DIG GND
DIG GND
ANALOG GND
RET CH A
SEND CH A
1N4148
MPSA75
D8 1N4004
R1
Q2
D11
1K/2W
D1 1N4004
VR1
5K
CH A
1N4148
D2 1N4004
LED1
SIGNAL
R3
LED3
R16
10/1W
D3 1N4004
2.2K/0.5W
LED5
B B
Z6
1N5920
PROTECT
CLIP
R5
1.5K/0.5W
Z2
1N59XX
R7
1K
R9
10K
Z4
1N59XX
D13
1N4148
R13
20
CH A
D14
1N4148
MPSA75
D4 1N4004
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
ATT. CH A
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
J2
A A
Q1
D15
DSUB 15
PREAMP
CREST AUDIO
100 EISENHOWER DRIVE
1N4148
PARAMUS, NJ 07652
Size Document Number Rev
A
21A1386
8
7
6
5
4
3
2
Date: Sheet of
0 0Thursday, January 24, 2002
1
Page 4
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
NE5532
D2
D6
C4
5
1
IC1A
Z2
1N5930
R6
100K
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
Page 5
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
Page 6
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
Page 7
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
Page 8
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
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