Yamaha emx 3500

Page 1

POWERED MIXER

,EMXESOO

I CONTENTS (a 37)
SPECIFICATIONS (3 SIflE) .................................................. 2/4
PANEL LAYOUT (mm/w / '7 I) ................. ... ....6
CIRCUIT BOARD LAYOUT (:L: y I w 7r? I~) ...................... 9
BLOCK & LEVEL DIAGRAMS

(7'Ely7&l//\)Iz9°'fl7751a).. ....10
WIRNING (Efififil) ................. 12
DIMENSIONS (Trial) ............................ ...14

DISASSEMBLY PROCEDURE (fifi¥$fll§)
LSI PIN DESCRIPTION (LS|fi%¥I§fiE§) .
IC BLOCK DIAGRAM (IC7 E! y 7I) ......

CIRCUIT BOARDS( - IEIEI) ....26
INSPECTIONS (fig) .......................................................... 46/54

_\ PARTS LIST
PA YAMAHA CORP.

HAMAMATSU. JAPAN
2.7K~385 @ Printed In Japan '961

Page 2

EMX3500

IMPORTANT NOTICE

This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed
that basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and under-
stood by the users, and have therefore not been restated.

WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in per-
sonal injury, destruction of expensive components and failure of the product to perform as specified. For
these reasons, we advise all Yamaha product owners that all service required should be performed by an
authorized Yamaha Retailer or the appointed service representative.

IMPORTANT: This presentation or sale of this manual to any individual or firm does not constitute authorization, certifi-
cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship of
any form. , -

The data provided is belived to be accurate and applicable to the unitls) indicated on the cover. The research engineering, and
service departments of Yamaha are continually striving to impjove Yamaha products. Modifications are, therefore, inevitable
and changes in specification are subject to change without notice or obligation to retrofit. Should any discrepancy appear to
exist, please contact the distributor's Service Division.

WARNING: Static discharges can destroy expensive components. Discharge any static electricity you body may have
accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to
this buss.)

IMPORTANT: Turrrt1 the unit 911 during disassembly and parts replacement. Recheck a_ll work before you apply power
to t 9 unit.

LITHIUM BATTERY HANDLING
This product uses a lithium battery for memory back-up. I

WARNING: Lithium batteries are dangerous because they can be exploded by improper handling. Observe the follow-
ing precautions when handling or replacing lithium batteries.

Leave lithium battery replacement to qualified service personnel.

Always replace with'batteries of the same type.

When installing on the PC board by soldering, solder using the connection terminals provided on the battery cells.
Never solder directly to the cells, Perform the soldering as quickly as possible.

Never reverse the battery polarities when installing.

Do not short the batteries.

Do not attempt to recharge these batteries,

Do not disassemble the batteries.

Never heat batteries or throw them into fire.

ADVARSEL!

Lithiumbatteri-Eksplosionsfare ved fejlagtig handtering. Udskiftning ma kun ske med batteri af samme fabrikat 09 type. Levér
det brugte batteri tilbage til leverandoren.

VARNING

Explosionsfara vid felaktigt batteribyte.

Anvand samma batterityp eller en ekvivalent typ som rekommenderas av apparattillverkaren.
Kassera anvia'nt batteri enligt fabrikantens instruktion.

VAROlTUS

Paristo voi r 155, jos se on virheellisesti asennettu.

Vaihda paristo ainoastaan laitevalmistajan suosittelemaan tyyppiin.
Havita kaytetty paristo valmistaian ohjeiden mukaisesti.

WARNING: CHEMICAL CONTENT NOTICE!

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 possrbly
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 WHAT
SO EVER!

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 WARNING

Components having special characteristics are marked A and must be replaced with parts having specification equal
to those originally installed.

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