Text preview for : Crest-4801_6001_7001fan pwramp.pdf part of Crest 4801, 6001 & 7001 power amplifier (fan section)



Back to : Crest-4801_6001_7001fan p | Home

8

7

6

5

4

3

2

1

3
D

2
D

PRIOR TO 6-3-92 R14/R15 WERE 680/10W ON MODEL 6001 1 IC3 LM317T R1 390/2W

R17 221/1% D5 1N4004

C3 10/50V R6 2.2K R5 2.2K Z1 1N5363A

D1 1N4148 D4

R16 4.7K

C1 1N4004 0.1/100V 3 2 R15 NOTE 1
C

C

NOTE C1 IS NOT CORRECT ON PCB.
IC2B LM393N 7 + D3 1N4148 5 6 2 3 8 + 4 1 IC2A LM393N R9 R7 1K 39.2K/1%

MUST FIX NEXT REV Q1
R4 1 MPSA13 IC1 LM317T R2 221/1% R3 2.2K 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 M1 26-48-1155 R14 NOTE 1

DELETE THIS NOTE WHEN BOARD IS REVED!! R8 R11 D2
1K 1K/1% 1N4148

100K

R10 39.2K/1%

R12 1K/1%

B

B

NOTE 1:

680/10W ON 7001 CREST AUDIO INC.

620/10W ON 6001
A

1K/10W ON 3301 1.1K/10W ON 4601

150 Florence Ave. Hawthorne, NJ 07506 Title 7001/6001/4601/3301 FAN DRIVER Size A Date: Document Number 21A0952 Wednesday, May 17, 2000
3 2

A

Rev Sheet 1 of 1
1

8

7

6

5

4