Page 1
8
7
6
5
4
3
2
1
TEMP 'A'
R123
IGM 'A'
D D
R119
CLIP 'A'
10K
R122
220
R118
100K
312
A/CLIP
5
+
2
4
-
IC101A
LM339
+24V
R117
2.2K
R121
10K
C C
0.1/50V
R120
100K
B/CLIP
7
+
1
6
-
IC101B
LM339
C105
0.1/50V
C104
10K
9
+
8
-
R124
10K
R125
10K
11
+
10
-
R126
10K
D107
1N4001
D108
1N4001
D109
1N4001
D110
1N4001
LM339
LM339
IC101C
IC101D
R101
14
4.7K
R109
13
4.7K
3
2
5
6
1N4148
84
+
1
-
IC102A
LM358A
R102
4.7K
D102
1N4148
+
7
-
IC102B
LM358A
R110
4.7K
D105
VDDA
VDDB
VEEA
VEEB
R105
100
C101
1/50V
R103
2.7K
R107
4.7K
TEMP 'B'
R111
2.7K
R115
4.7K
1/50V
Z101
R108
1K
1N5918A
(5.1V)
R113
100
C103
0.1/50V
PROT 'A'
DATA 'A'
C102
Z102
R116
1K
1N5918A
(5.1V)
PROT 'B'
DATA 'B'
A/DATA
AUX GND
B/DATA
A/+16V
B/+16V
A/-16V
B/-16V
DATA & POWER CONN.
26-48-1075
1
2
3
4
5
6
7
J3
IGM 'B'
CLIP 'B'
34 V. AC
2N5551
Q4
470/6.3V
D10
1N4148
R8
100K
D8
1N4148
C4
100/25V
R6
2.7K
D6
1N4148
10K
D4
1N4148
R4
D2
1N4148
M6
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
26-48-1155
27 V. IN
SIGNAL CH. B SIGNAL CH. A
CLIP CH. B
CONTROL V. CH. B
LIMIT CH. B
SPKR. RAIL CH. B
MUTE CH. B
TEMP SENSOR +
TEMP SENSOR OUT
TEMP SENSOR GND.
GROUND
RELAY GROUND
RELAY GROUND
RELAY 1,3
RELAY 2,4
2N5551
Q2
LED 4
SIGNAL
C2
1/50V
R12
5K/5W
TR2
MAC97A
C7
R14
10K
R5
D7
1N4148
2.7K
Q1
2N5551
R13
10K
3A/MINI
44 V. OUT
F1
BR1
RS202
M5
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
26-48-1155
C6
470/50V
D3
1N4148
R3
10K
D5
1N4148
34 V. AC
CLIP CH. A
CONTROL V. CH. A
LIMIT CH. A
SPKR. RAIL CH. A
B B
MUTE CH. A
TEMP SENSOR +
TEMP SENSOR OUT
TEMP SENSOR GND
GROUND
GROUND
GROUND
TRANSFORMER TEMP GND
TRANSFORMER TEMP
R11
5K/5W
MAC97A
R7
100K
LED 3
SIGNAL
D9
C1
1N4148
1/50V
TR1
470/6.3V
C8
100/25V
2N5551
C3
R9
2.7K
Q3
LED 1
CLIP
Z1
1N5927A
0.1/50V
C5
1N5927A
R10
2.7K
LED 2
CLIP
Z2
D11
1N4148
LED 5
TEMP/DC
R17
2.7K
1
IC1A
LM614
R38
R25
100K
4.7K
26-48-1035
LED 7
D13
ACTIVE
1N4148
R15
M7
3
2
1
VR1
5KB
2.7K
MPSA75
Q5
R27
390
A A
8
7
R19
5.1K
-
2
+
3
4 13
1N4148
R29
10K
1N4148
R21
D15
7
IC1B
LM614
D17
12-14-93
NOTE 1
6
R23
750/1%
1K
D19
1N4148
-
6
+
5
R31
390K
CHANGE R101,R109 FROM 10K TO 4.7K.
CHANGE R103,R111 FROM 2.2K TO 2.7K.
CHANGE R107,R115 FROM 3.3K TO 4.7K.
CHANGE R108,R116 FROM 2.2K TO 1K.
CHANGE Z101,Z102 FROM 1N5913 TO 1N5918.
499/1%
R33
4.7K
IC1E
LM614
R35
R23,R24 WILL CHANGE TO 1K/1% WITH UL APPROVAL.
8
13
9
R37
2.2K
499/1%
R24
750/1%
D18
1N4148
R36
R34
4.7K
R22
1K
D14
-
15
16
+
14
IC1D
1N4148
LM614
R32
390K
D16
1N4148
5
R20
5.1K
12
11
R39 100K
R30
10K
3
26-48-1035
M8
3
2
1
CREST AUDIO
100 EISENHOWER DRIVE
PARAMUS, NJ 07652
Size Document Number Rev
21D1977-xx
D
2
Date: Sheet of
1
0 0Wednesday, May 17, 2000
LED 6
LED 8
D12
ACTIVE
TEMP/DC
R18
2.7K
+
10
-
IC1C
LM614
R26
4.7K
R28
390
R16
2.7K
Q6
MPSA75
1N4148
4
VR2
5KB
Page 2
8
7
6
5
4
3
2
1
R94
R14
22
TIP117
4.7/1W
R139
10/1W
Q22
330PF
D29
SF14
R101
1K/2W
330PF
2SC2336BQ
R147
10/1W
C39
C38
R146
10/1W
Q21
2SA1006BQ
R138
10/1W
R103
1K/1W
R102
1K/1W
Q24
2SC3281
2.2/1W
R104
51/2W
2.2/1W
Q23
2SA1302
R125
R111
R107
30/2W
R106
30/2W
Q28
2SC3281
R124
0.33/5W
R112
0.33/5W
Q27
2SA1302
R127
2.2/1W
R113
2.2/1W
Q30
2SC3281
R126
0.33/5W
R114
0.33/5W
Q29
2SA1302
R129
2.2/1W
R115
2.2/1W
Q32
2SC3281
R128
0.33/5W
R116
0.33/5W
Q31
2SA1302
R131
2.2/1W
R117
2.2/1W
Q34
2SC3281
R133
2.2/1W
R130
0.33/5W
R118
0.33/5W
Q33
2SA1302
0.33/5W
R119
2.2/1W
0.33/5W
R132
R120
R143
C29
0.1/100V
100/16V
51/0.5W
C30
MBS4991
SBS2
R95
1K
SBS1
Q17
MBS4991
R142
51/0.5W
R89
4.7/1W
Q36
2SC3281
Q35
2SA1302
FR204
0.047/630V
D34
FR204
D35
2uH
1/10W
L1
R3
10/10W
22/160V
C1
22/160V
C43
RL1
K10P-11D55-24
R1
C44
D36
1N4004
R93
51.1/1W/1%
D D
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
M4
GOLD
METHODE
C C
R100
10/1W
PTC15LB/250
51.1/1W/1%
1200pF
Q16
2SA1006BQ
R91
220
C31
330PF
VR2
C28
R90
510
Q15
2SC2336BQ
R92
RED
BLK
WHT
GRN
J2
1
2
3
4
5
(HARD-WIRE)
IC5
32
1
LM35DP
R165
2.2K
CC151,CV301 - OMIT R117,R118,R130,R131 Q33,Q34
B B
A A
CREST AUDIO INC.
150 Florence Ave.
Hawthorne, NJ 07506
Title
CV301, 4601, 3301 OUTPUT PCB
Size Document Number Rev
21B1027
C
8
7
6
5
4
3
Date: Sheet of
2
1 1Wednesday, May 17, 2000
1
01
Page 3
8
7
6
5
4
3
2
1
#6 RING LUG
1
BLUE
2
3
BLACK
D D
4
5
BLACK
6
7
RED
8
PURPLE
9
10
11
12
13
14
15
ORANGE
GREY
BROWN
GREEN
RED/WHITE
BLUE/WHITE
BLACK/WHITE
BLACK/WHITE BLACK
YELLOW (X2)
WHITE/BLACK
M6 DISPLAY
1
2
15
14
13
12
11
C C
10
RED/BLACK
RED/BLACK
WHITE/RED
RED/WHITE
BLACK/RED
WHITE
9
8
BLACK
7
RED
6
5
4
YELLOW
3
2
1
BLUE/WHITE
YELLOW/WHITE
GREEN/BLACK
GREEN/BLACK
P.S. BOARD
FAN
2
1
J1 FAN
18 GA.
2 PIN BARRIER
POWER SUPPLY
GROUND LUG
.25 LUG
M5 TEMP/RELAY CH.B
BLUE
RED
YELLOW
BLACK
PURPLE (X2)
WHITE/BLACK (X2)
WHITE/BLACK
1
2
3
4
5
ORANGE
BROWN
GREEN
GREY
J3 CH.B PREAMP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
YELLOW SHIELDED
BLACK SHIELD
BLUE SHIELDED
BLACK SHIELD
BLUE SHIELDED
YELLOW SHIELDED
YELLOW SHIELDED
BLACK SHIELD
BLUE SHIELDED
WHITE/RED (X2)
YELLOW SHIELDED
BLUE SHIELDED
YELLOW SHIELDED
BLUE SHIELDED
BLACK SHIELD
WHITE SHIELD
PURPLE/WHITE
WHITE/RED
RED/BLACK
GREEN/BLACK
BLACK 18 GA
BLACK 18 GA
PURPLE
13
12
11
10
9
8
7
6
5
4
3
2
1
J2 CH.B
3
2
1
M8 DISPLAY
1
2
3
4
5
6
7
8
9
10
11
12
13
J5 INPUT
1
2
3
4
5
WHITE
6
7
RED/WHITE
8
9
B B
10
11
12
13
14
15
WHITE
BLACK/RED
GREY/BLACK
WHITE/GREY
BLUE/WHITE
YELLOW/WHITE (X2)
PURPLE/WHITE
ORANGE/WHITE
GREY/WHITE
BROWN/WHITE
GREEN/WHITE
M5 DISPLAY
.25 LUG
.25 LUG
M5 TEMP/RELAY CH.A
BLUE/WH
BLACK/WH
RED/WH
YELLOW/WH
BLACK/WH
PURPLE/WHITE (X2)
ORANGE/WHITE
WHITE (X2)
GREY/WHITE
BROWN/WHITE
GREEN/WHITE
1
2
3
4
5
WHITE
WHITE/RED (X2)
YELLOW SHIELDED
BLUE SHIELDED
BLUE SHIELDED
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
YELLOW SHIELDED
YELLOW SHIELDED
WHITE SHIELD
WHITE SHIELD
WHITE SHIELD
BLUE SHIELDED
13
12
11
10
9
8
7
6
5
4
3
2
1
J2 CH.A
3
2
1
M7 DISPLAY
J3 CH.A PREAMP
A A
CHANGES MADE TO A 6001 HARNESS TO PRODUCE A 3301 HARNESS
1 - ADD 18 GA BLACK WIRE FROM PIN 08 ON J1 FAN TO POWER SUPPLY GND LUG
2 - DELETE J1 RELAY AND COMBINE ITS WIRES A,B RESPECTIVLY WITH M5 OF CH.A AND CH.B AS SHOWN
3 - BOTH CH.A AND CH.B M5 HEADERS CHANGE FROM 3 PIN TO 5 PIN HEADERS TO HOUSE EXTRA RELAY WIRES
8
7
6
5
4
3
CREST AUDIO INC.
150 Florence Ave.
Hawthorne, NJ 07506
Title
3301 HARNESS SCHEMATIC
Size Document Number Rev
21B1340
B
Date: Sheet of
2
1 1Wednesday, May 17, 2000
1
Page 4
8
7
6
5
4
3
2
1
CENTER TAP
D1
1N4004
D D
34 V. AC
F1
3A/MINI
34 V. AC
26-48-1155
M5
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
44 V. OUT
SIGNAL CH. A
CLIP CH. A
CONTROL V. CH. A
LIMIT CH. A
C C
SPKR. RAIL CH. A
MUTE CH. A
TEMP SENSOR +
TEMP SENSOR OUT
TEMP SENSOR GND
GROUND
GROUND
GROUND
TRANSFORMER TEMP
TRANSFORMER TEMP
RS202
D3
1N4148
BR1
R42
33/2W/5%
R3
10K
D5
1N4148D71N4148
C6
470/50V
M12
26-48-1136
C9
470/25V
R9
2.7K
R40
SELECTED
Q3
LED 1
CLIP
C5
0.1/100V
C3
Z1
1N5927
LED 3
SIGNAL
R7
100K
R5
2.7K
Q1
2N5551
2N5551
C1
1/50V
D9
1N4148
R11
5K/5W
TR1
R13
10K
MAC97A
C8
100/25V
470/6.3V
D11
1N4148
12345678910111213
LED 2
CLIP
Z2
1N5927
2.7K
R10
2N5551
Q4
470/6.3V
D10
1N4148
R41
SELECTED
R12
5K/5W
TR2
MAC97A
C2
1/50V
2N5551
2.7K
R6
R4
D6
1N4148
10K
D4
1N4148
D2
1N4148
26-48-1155
M6
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
27 V. IN
SIGNAL CH. B
CLIP CH. B
CONTROL V. CH. B
LIMIT CH. B
SPKR. RAIL CH. B
MUTE CH. B
TEMP SENSOR +
TEMP SENSOR OUT
TEMP SENSOR GND.
GROUND
RELAY GROUND
RELAY GROUND
RELAY 1,3
RELAY 2,4
Q2
R14
10K
R8
100K
LED 4
SIGNAL
D8
1N4148
C4
C7
100/25V
R19
5.1K
1N4148
1N4148
D15
D17
-
2
+
3
4 13
R29
10K
4.7K
LED 5
TEMP/DC
R17
2.7K
1
IC1A
LM614
R38
R25
100K
D13
1N4148
B B
LED 7
ACTIVE
R15
2.7K
MPSA75
Q5
R27
390
7
R21
IC1B
LM614
1K
R23
750/1%
8
D19
1N4148
-
6
+
5
13
IC1E
LM614
R24
750/1%
D18
1N4148
9
390K
R31
499/1%
R33
4.7K
R35
R36
499/1%
R37
2.2K
R34
4.7K
R32
390K
R22
1K
IC1D
LM614
D14
16
1N4148
D16
1N4148
-
15
+
14
M9
53.6K 1/4W/1%
60.4K 1/4W/1%
73.2K 1/4W/1%
123456789
M7
3
2
1
26-48-1035
A A
VR1
5KB
10
26-48-1102
R40, R41 RESISTOR VALUES
MODEL VALUE
3301 41.2K 1/4W/1%
4601
4801
6001
7001 84.5K 1/4W/1%
R20
5.1K
12
+
11
-
R39 100K
R30
10K
LM614
IC1C
LED 6
TEMP/DC
R18
2.7K
LED 8
ACTIVE
R16
2.7K
D12
1N4148
10
R26
4.7K
Q6
R28
390
MPSA75
M8
3
26-48-1035
2
1
VR2
5KB
CREST AUDIO INC.
150 Florence Ave.
Hawthorne, NJ 07506
Title
7-6-48-46-3301 DISPLAY W/NEXSYS CONTROL
Size Document Number Rev
21C1095
C
8
7
6
5
4
3
Date: Sheet of
2
1 0Wednesday, May 17, 2000
1
02
Page 5
8
7
6
5
4
3
2
1
R8
10K
VCC+
R9
1K
MPSA75
Q3
R10
R7
10K
100K
R11
22K
R13
220K
C5
470pF
D2
1N4148
R83
NOTE 4
C2
47/35V
D3
1N4148
D13
1N4148
R31
4.7K
R32
1.5K/1%
R33
22K
R30
C13
10/35V
47K
C6 30pF
SIP1B
10K/0.2%
-
6
7
+
5
IC1B
NE5532AN
VCC-
R17 4.7K
84
1
+-IC2A
RC4559
SERVO/HIGH PASS CURRENT LIMITER
R18
2.2K
3
2
R14
10K/1%
84
+
-
0.001/50V
1
IC1A
NE5532AN
R15
10K/1%
2.2/5%/100V
R19
10K
C10
549/1%
-
8
14
+
SELECTED
R38
10K
SELECTED
1
9
R39
VCC-
VCC
R40
-
6
+
7
IC3C
LM339N
C8
R20
IC3B
LM339N
R27
2.2K
D21
NOTE 4
1N4148
D20
VCC+
R29
2.2K
312
5
+
2
4
IC3A
-
LM339N
R28
10K
R81
10K
D12
1N4148
2.2K
R49
R50
10K
IC3D
LM339N
13
ATTENUATOR DRIVER
Q2
R5
4.7K
VCC+
C9
R6
10K
TURN ON DELAY
D5
1N4148
D6
1N4148
C4
30pF
BALANCED INPUT/GAIN
2.2/5%/100V
D9
1N4148
R24
680K
5
+
6
-
RC4559
R25
680K
C1
100/35V
D7
1N4148
C7
0.1/50V
VCC+
2
3
VCC-
VCC+
R26
1K
7
IC2B
VCC- VCC-
D1
1N4148
R1
15K
R2
330K
D D
VCC-
13
12
11
10
9
8
7
6
5
4
3
2
1
J2-M
26-48-1135
C3 0.1/50V
SIP1A
10K/0.2%
SIP1C
Q1
2N5401
R4
22K
R3
2N5551
10K
D4
1N4148
10K/0.2%
SIP1D
10K/0.2%
C C
R16
150K
SPEAKER
SIGNAL
CLIP
CONTROL
SPEAKER
LIMIT
MUTE
B B
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
J3-M
26-48-1155
R21
100K
R82
NOTE 4
VR1
NOTE 4
D8
1N4148
C11
1/50V
R22 10K
D10 1N4148
D11 1N4148
R23 10K
C12 1/50V
SIGNAL DETECTOR CLIP DETECTOR AMPLIFIER FRONT END/IC POWER SUPPLY
R34
499/1%
1
2
3
4
5
6
7
8 9
NE5517AN
VCC-
ATTENUATION/MUTE
R41
1K/0.1%
R42
1K/0.1%
VCC+
11
+
10
-
1M
R52
100K
R51
IC4
1K/0.1%
R44
1K/0.1%
2N5551
Q4
R43
16
15
14
13
12
11
10
R45 100K/0.1%
R46 100K/0.1%
R47
100K/0.1%
R48
100K/0.1%
R53
100K
R54
1M
VCC-
2N5401
Q5
R35
750/1%
VCC+
R36
Z1 1N5353
C14 470uF
3.3K
C16 470uF
0.47/250V
R37
47K
Z3 1N5938
R55
2.2K
D14
1N4148
D15
1N4148
Z4 1N5938
0.47/250V
C17 470uF
C15 470uF
Z2 1N5353
R56
2.2K
C18
0.1uF
R57
100
R58
100
C20
C21
0.1uF
C19
2N5401
VCC+
R65
NOTE 3
R59
511/1%
2N5551
R69
NOTE 1
Q14
2N5551
Q10
Q6
2N5551
R73
0
R74
R76
NOTE 2
R78
2.7K
11K/1%/1W
549/1%
R77
NOTE 2
47
D18
SF14
C22
09-52-3172
J1-F
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
30pF
R79
R80
D19
SF14
R75
D16
1N4148
D17
1N4148
Q8
2N5551
R61
68.1/1%
R63
8.25K/1%
R62
68.1/1%
Q9
2N5401
2N5551
Q12
R67
68.1/1%
R64
8.25K/1%
R68
68.1/1%
2N5401
Q13
R71
100
R72
100
47
Q11
R70
NOTE 1
2N5401
Q15
2N5401
Q7
R60
511/1%
R66
NOTE 3
VCC-
NOTE 1: 8.2K 2W ON MODELS 8001, 7001, CV601
6.8K 2W ON MODELS 6001, 4801
4.3K 2W ON MODEL 4601
5.6K 2W ON MODELS CC301/300
3.3K 2W ON MODELS CV301, CC151, 3301
A A
NOTE 2: 27K 2W ON MODELS 8001, 7001, CV601
20K 2W ON MODELS 6001, 4801, CC301
16K 2W ON MODEL 4601
15K 2W ON MODELS CV301, CC151, 3301
8
7
NOTE 3: 750 10W ON MODELS 8001, CV601
680 10W ON MODEL 7001
620 10W ON MODEL 6001
560 10W ON MODELS 4801, MA5850
1.1K 10W ON MODEL 4601
560 10W ON MODELS CC301
1K 10W ON MODELS CV301, 3301
360 10W ON MODEL CC151
NOTE 4: R82, R83, D20, VR1 ARE USED ON MODEL MA5850 ONLY
PRIOR TO 6-2-92 R65, R66 WERE 1K/10W ON MODEL CC151 NOTE 5:
6
1.1K 10W ON MODEL 4601
560 10W ON MODELS CC301
1K 10W ON MODELS CV301, CC151, 3301
NOTE 4: R82, R83, D20, VR1 ARE USED ON MODEL MA5850 ONLY
5
REV NOTES 7/15/93
(1) DELETE R12
CREST AUDIO INC.
150 Florence Ave.
Hawthorne, NJ 07506
Title
PRO-LINE PREAMP/FRONT END
Size Document Number Rev
21C1124-02 02
C
4
3
Date: Sheet of
2
1 0Wednesday, May 17, 2000
1
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