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Description Of Major Ics - JVC RX-504VBK Service Manual

Digital surround system receiver

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Instructions manual (18 pages)

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RX-504VBK/RX-504VLBK

RX-5O5VTN/RX-5SO5VLTN

Description of Major ICs

WE L.C6514B-4131 (1C421) : Tuner Controller

1.

Terminal Layout

2.

Key Matrix

IN 10

IN 11

IN 12

(pin 41)

(pin42)

(pint)

IN 13

(pin2)

3.

Pin Functions

1-24 (No.20220)

Table of Contents

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Table of Contents

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Rx-504vlbk Rx-sosvtn Rx-sosvltn