Important Notice - Yamaha POCKETRAK W24 Service Manual

Pocket recorder

Owner's manual (36 pages)

Reference manual (90 pages)

Table of Contents

POCKETRAK W24

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 understood by the users, and have there-

fore not been restated.

WARNING:

Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury, destruc-

tion 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 repre-

sentative.

IMPORTANT: This presentation or sale of this manual to any individual or firm does not constitute authorization, certification, recognition of

any applicable technical capabilities, or establish a principal-agent relationship of any form.

The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research engineering, and service depart-

ments of Yamaha are continually striving to improve 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 Divi-

sion.

WARNING:

Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by

grounding yourself to the ground bus in the unit (heavy gauge black wires connect to this bus).

IMPORTANT: Turn the unit OFF during disassembly and parts replacement. Recheck all work before you apply power to the unit.

WARNING: This product contains chemicals known to the State of California to cause cancer, 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.

WARNING: Lithium batteries

CAUTION

Danger of explosion if battery is incorrectly replaced.

Replace only with the same or equivalent type.

WARNING:

Lithium batteries are dangerous because they can be

exploded by improper handling. Observe the following 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.