Fisher CA 880 Service Manual
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Extracted text from Fisher CA 880 Service Manual (Ocr-read)
Page 1
SERVICE MANUAL
fr FISHER®
CA-880
Stereo Amplifier
NOTE:
The photograph on the cover shows the unit with a
. BRUSHED ALUMINUM front panel. The
BLACK" version is identical in all respects
The/i131 name in high fidelity u.s.
Page 2
CONTENTS
Block Diagram ...................................................... 2
Specifications 3
Cabinet 8! Chassis Exploded View ........................................... 4
Parts List .......................................................... 5
Power Level Indicator Adjustment & IC Equivalent Circuit ........................... 6
input E0 P.CBoard & Parts List ............................................ 7
Power 1nd,, Main Volume, Pre Amp P.C.Board 84 Parts List _ _ 8
Push Switch P.C.Board, Power Switch P.C.Board & Parts List ......................... 9
Power Supply P.CBoard & Parts List ........................................ 10
Tone P.C.Board & Parts List ............................................ 11,12
Power Amp (Left & Right) P.CBoard ........................................ 13
Parts list 14
Point to Point Wiring Diagram ........................................... 15,16
Schematic Diagram .................................................. 17,18
Semiconductor Lead Identification ......................................... 19
BLOCK DIAGRAM
EOAmp
FUNCTION BALANCE voLuME
u-~~7 TAPE MONlTOR MlXAinp
' sw
WE Amp POWER Amp
51
LounNEss
sw
PHONE
METER Amp POWtH METER
POWER LEVEL 1ND
NllC Amp 7
-.
MlC
IND DRlVE
MIXING
LEVEL