Fisher RS 2010 Service Manual

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Fisher RS 2010 Service Manual

Extracted text from Fisher RS 2010 Service Manual (Ocr-read)


Page 1

"2g Qfiéfo

SERVICE; MANHUAL

The first name in high fidelity

U.S.

Page 2

TABLE OF CONTENTS

Specifications ............................................................ 3
Functional Block Diagram .................................................... 4
Dial Cord Stringing ........................................................ 4
Required Test Equipment .............. , ..................................... 5
Harmonic Distortion Test ........................... '. ........................ 5
Disassembly Instructions ..................................................... 6
Exploded View of Cabinet And Chassis
Front Mounted Assemblies ................................................... 7
Exploded View of Chassis
and Rear Mounted Assemblies ................................................. 8
Parts List ............................................................... 9
FM IF IC LA1230 Signal Flow ................................................ 10
FM MPX lc HA11223 Signal Flow ........................................... 10
AM RF IF IC LA1240 Signal Flow ..................... _ .................... 10
FM Tuner Alignment ...................................................... 11
FM Tuner Alignment (Continued) ............................................. 12
AM Tuner Alignment ...................................................... 12
AM-FM Tuner Board Layout (Top View) ....................................... 13,14
AM-FM-RF/IF MPX P.C.Board (Bottom View) ................................... 15,16
FM IF Ic LA1222 Signal Flow and Equivalent Diagram ............................... 15
Pilot Lamp P.C.Board (Bottom View) ........................................... 15
Tone Volume P.C.Board (Bottom View) ......................................... 16
E0 AMP P.C.Board (Bottom View) ............................................. 17
Pre-Tone P.C.Board (Bottom View) ............................................ 18
Volume P.C.Board & Switch P.C.Board (1) (2) (Bottom View) ......................... 17,18
Power AMP P.C.Board (Bottom View) ......................................... 19,20
Power Supply P.C.Board (Bottom View) ....................................... 19,20
RF IF MPX P.C.B. Assy Parts List ............................................. 21
E0 AMP P.C.B. Assy 8t Pre-Tone P.C.B. Assy Parts List ............................... 22
Switch P.C.B. Assy (1) (2) Parts List ............................................ 23
Volume P.C.B. Assy Parts List ................................................ 23
Power AMP P.C.B. Assy Parts List ............................................. 23
Power Supply P.C.B. Assy Parts List ............................................ 24
Pilot Lamp P:C.B. Assy & Tone Volume P.C.B. Assy Parts List ........................... 24
Schematic DiagTFafn: .............................. _ ._._. .................... 25,26
27,28
29,30
Point to Point Wiring Diagram (Top View) ...................................... 31 ,32
Point to Point Wiring Diagram (Bottom View) .................................... 33,34
Transistor Lead Identification ................................................ 35

IC Equivalent Circuit 8i Block Diagram (NJM45580) ................................. 35

E 4.4.3