Yamaha rx v320

Page 1

AV RECEIVER

-V3ZO

SERVICE MANUAL

For T model

IMPORTANT NOTICE

This manual has been provided {or the use of authorized YAMAHA Retailers and their service personnel.
it has been assumed thar basic service procedures inherent to the industry and more specifically YAMAHA
IdeIcIs. are already known and understood by the users. and have tlieretore not been restated.

WARNING: Failure [0 follow appropriate service and safety procedures when servtcing this product
may result in personal injury. destrucrion of expensive components. and fmlure of the
product to perform as speclfled. For rliese reasoi , . we advise all YAMAHA product
owners rliar any service required slionld be performed by an authorized YAMAHA
Retailer or the appointed service represenrative,

IMPORTANT:The presenrarion or sale of this manual to any individual of firm does not constitute
authorization. cerritication or recogilmon of any applicable technical capabilities.
or establish a pnilclplesilgenl relationship of any form.

The dara provided is believed to be accurate and applicable to rhe unIIIS) indicated on the cover. The research.

engineering. and service departmenrs of YAMAHA are continually striving to improve YAMAHA products.

Modificmions are, rIieretore, inevirable and specifications are snbyect to change wirhout notice or obligation

to {eImfIL Should any discrepancy appear to exIsl. please contact rhe distribumrs Service Division.

WARNING: Static discharges can destroy expensive components. Discharge any staric electricity
your body may have accumulated by grounding yourseltro the ground bass in the unit
(heavy gauge black wit-es connect ro this buss).

IMPORTANT: Turn the unit OFF during disassembly and pan replacement, Recheck all work before
you apply power In the mill,

I CONTENTS

[TO SERVICE PERSONNEL 1]

[AMP ADJUSTMENT 19]

REMOTE CONTROL PANEL 1|

ITUNER ADJUSTMENT 20~23I

FRONT PANEL 2|

lc DATA 24~321

DISPLAY DATA 331

SPECIFICATIONS 3~4|

BLOCK DIAGRAM. .34~37|

INTERNAL VIEW 4]

PRINTED CIRCUIT BOARD 3B~53I

DISASSEMBLY PROCEDURES 5|

BCHEMATIC DIAGRAM 54~6d

SELF DIAGNOSIS FUNCTION 6~17I

PARTS LIST s1~74|

FACTORY PRESET18I

:09- 5X72: 7M; 1: V-Qfiiwfiiflfiéfim bruit
This Servlce ManuaI uses recycled paper.

100796

REMOTE CONTROL TRANSMITTER 75~76I

.YAMAHA

YAMAHA CORPORATION
POBOX 1, Hamamaisu,Japan

Page 2

RX-V320

I TO SERVICE PERSONNEL

1. Critical Components information
Components having special characteristics are marked A and must
be replaced with parts having specifications equal to those originally

'n I H d AC LEAKAGE
' 5 a e WALL EQUIPMENT TESTER OR
2 Leakage Current Measurement (For 120V Model only) OUTLET UNDER TEST EQUIVALENT

When service has been completed, it is imperative that you verify that
all exposed conductive surfaces are properly insulated from supply D-
circuits. (1])

' Meter impedance should be equivalent to 1500 ohm shunted by 0t15uF.
' Leakage current must not exceed 0.5mA.
' Be sure to test for leakage with the AC plug in both polarities. INSfl'fiENG

WARNING: CHEMICAL CONTENT NOTICE!

-
J;-

The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (where
applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly

other entities) to cause cancer and/or birth defects or other reproductive harm.

DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON

WHATSOEVER!

Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes

to solder/flux vapor!

If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling

food.

I REMOTE CONTROL PANEL

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