Crest fa901 schematic
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
C5 30pF
84
2
-
3
+
1N4148
1N4148
30pF
IC1A
NE5532
D2
D6
C4
5
1
Z2
1N5930
R6
100K
C6 30pF
R25
NOTE 2
6
-
5
+
IC1B
NE5532
90.9K/1%
C7
0.1/100V
90.9K/1%
C8
0.1/100V
7
100K
1/63V
R1
R5
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
13121011
349
+
-
8
10/16V/BP
100/100V
100/100V
65
7
C11
R17 100
R18 100
R14
100K/1W/2%
C15
C16
C23
150pF
R13 100K/1W/2%
R16 100
3
R15
100
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, May 18, 2000
1
10K/1%
10K/1%
R3
NOTE 1
R23
R22
D3
1N4148
R21
NOTE 2:
D5
1N4148
D7
1N4148
C3
30pF
D D
1
2
3
4
5
6
7
8
J3
CH A OCTAL
21
3
J1
CH A XLR
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
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%R6499/1%
IC1D
LM614
R11
1K
-
15
16
+
14
R13
330K
R9
10K
R7
NOTE 2
C17
10/50V
MPSA13
R27
Q3
D5
D6
100K
R4
2.2K
9
IC1E
LM614
8
13
R8
NOTE 2
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
J6
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
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, May 18, 2000
1
2
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