Service Manuals, User Guides, Schematic Diagrams or docs for : . Various SM scena Crest Crest-ProLine preamp
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8 7 6 5 4 3 2 1
R8 VCC+
VCC+ 10K
R34 R35
R6 R9 499/1% 750/1%
D1
10K
1N4148 1K Z1 1N5353
R1 Q1 VCC+
2N5401
15K Q2
R3 2N5551 R36 C14 470uF
R2 C2 R31
330K 10K 2N5401 47/35V R65
2.7K
C1 Q3 4.7K
(NEW) 1 16 (NEW)
100/35V R10 D3 C16 470uF NOTE 3
D
2 15 D
1N4148 3 14
100K R32
4 13
R4 R5 R7 R11 D2
1.5K/1% 5 12
VCC- D13 C18
4.7K 10K 22K 1N4148 6 11
22K TURN ON DELAY 7 10
8 9 0.47/250V R59 R69
1N4148 R33 C20 511/1% NOTE 1
IC4 R37
R13 22K NE5517AN 47K 0.1uF
Q14
13 2N5551
12 220K
11 R30 C13
10 VCC+ C5
10/35V Z3 1N5938
9 47K Q10
470pF 2N5551
8 C3 0.1/50V VCC- 2N5551
7 Q6
6 C6 30pF
5 R74
D5
4 ATTENUATION/MUTE
1N4148
3 SIP1A SIP1B R57 Q1A MPQ6700 47
2
8
MPQ6700
1 10K/0.2% 10K/0.2% 100 Q1B
3
D4 D6 + D18
J2-M 6 - 1 R47
26-48-1135 1N4148 1N4148 7 2 R61 R67
SIP1C - IC1A
5 +
R40
IC1B NE5532AN SELECT 68.1/1% 68.1/1%
47K C23 SF14
10K/0.2% NE5532AN
4
1nF
D7 R15 Z5 R71 R76
1N4148 SELECT 100 NOTE 2
10K/1% 2N5401
R63 R64
Q9 C22
SIP1D R14 8.25K/1% 8.25K/1% R78
10K/0.2% C4 C7 10K/1% R41 D23
VCC- R42
30pF 0.1/50V C8 100K 100K 1N4004 1
2.7K
2.2/5%/100V R45 30pF 2
R39 3
100K 100/1% 4
D16 R79 5
C BALANCED INPUT/GAIN C
6
1N4148 11K/1%/1W 7
2N5551 2N5551
8
9
Q8 Q12
C9 R38 10
R17 R19 47K R44 D17 R80 11
SELECT 12
4.7K 10K 1N4148 576/1% 13
2.2/5%/100V VCC+
R43 (NEW) 14
15
R20 100/1% 16
576/1% 17
8
R16 R72 R77
2 (NEW) VCC- D22 100 J1-F
- NOTE 2
1 1N4004 09-52-3172
150K
3
+ IC2A D19
RC4559 R62 R68
SPEAKER D8 D9
15 R18 68.1/1% 68.1/1%
4
SIGNAL 1N4148 1N4148 Z6
14 2.2K
CLIP SELECT SF14
CONTROL 13 VCC- C10
12 R46 R58 Q1C MPQ6700
11 MPQ6700
10 SELECT 100 R75
0.001/50V Q1D
9
SPEAKER 8 SERVO/HIGH PASS I.G.M. DETECTOR 47
7
6 2N5401 Q11
5 2N5401
LIMIT 4 Q7
MUTE 3 R55
2
1 2.2K
R27 VCC+ Q15
J3-M Z4 1N5938
2N5401 2N5401
26-48-1155 2.2K C21
Q5
0.1uF R60 R70
D21 511/1% NOTE 1
C11 VCC+ 1N4148 R81 R53 C19
B 1/50V R51 100K B
R24 10K R49 R50 1M 0.47/250V
2.2K 10K
VCC+ D14
R22 10K 680K R26
R21 1K D20 R29 5 1N4148
NOTE 4 +
7 R66
5 6 D15
100K + 2.7K -
D10 1N4148 7 IC3B 1N4148
R82 C17 470uF
8
(NEW) LM393 NOTE 3
VR1 6
NOTE 4 - IC2B
RC4559 3 R54
+
1 R52 1M
NOTE 4 D11 1N4148 R25 2
- 1C3A 100K C15 470uF
LM393
R23 10K 680K VCC- VCC-
4
VCC- VCC-
Z2 1N5353
C12 1/50V D12 2N5551
R28
Q4
10K R56
1N4148
2.2K
SIGNAL DETECTOR ATTENUATOR DRIVER CLIP DETECTOR AMPLIFIER FRONT END/IC POWER SUPPLY
NOTE 3: 750 10W ON MODELS 8001, CV601
NOTE 1: 8.2K 2W ON MODELS 8001, 7001, CV601
680 10W ON MODEL 7001 REV NOTES 7/15/93
6.8K 2W ON MODELS 6001, 4801
620 10W ON MODEL 6001 (1) DELETE R12
4.3K 2W ON MODEL 4601
560 10W ON MODELS 4801, MA5850
5.6K 2W ON MODELS CC301/300
1.1K 10W ON MODEL 4601
3.3K 2W ON MODELS CV301, CC151, 3301
560 10W ON MODELS CC301
NOTE 2: 27K 2W ON MODELS 8001, 7001, CV601
A 1K 10W ON MODELS CV301, 3301 A
20K 2W ON MODELS 6001, 4801, CC301
360 10W ON MODEL CC151
16K 2W ON MODEL 4601
NOTE 4: R82, D20, VR1 ARE USED ON MODEL MA5850 ONLY
15K 2W ON MODELS CV301, CC151, 3301
NOTE 5: PRIOR TO 6-2-92 R65, R66 WERE 1K/10W ON MODEL CC151
CREST AUDIO INC.
150 Florence Ave.
Hawthorne, NJ 07506
1.1K 10W ON MODEL 4601
Title
560 10W ON MODELS CC301 PRO-LINE PREAMP/FRONT END
1K 10W ON MODELS CV301, CC151, 3301 Size Document Number Rev
C 21C1124-02 02
NOTE 4: R82, R83, D20, VR1 ARE USED ON MODEL MA5850 ONLY
Date: Wednesday, May 17, 2000 Sheet 1 of 1
8 7 6 5 4 3 2 1
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