Yamaha dxs series powered subwoofers service manual

Page 2

DXS12/DXS15

INIPORTAN T NOTICE

This manual has been provided tor 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 therelore not been restated.

WARNING 1 Failure to follow appropriate service and salety procedures when servicing this product may result in personal in'ury,
destruction of expensive components and failure of the product to perform as specified. For these reasons, we a vise

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 tirm does not constitute authorization certification,
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 unit(s) indicated on the cover. The research engineering, and service
departments ol 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
distributors Service Division.

WARNING : Static discharges can destroy expensive components. Discharge any static electricit your_body may have accumulated
by grounding yoursell to the ground bus in the unit (heavy gauge black Wires connec to this bus.)

IMPORTANT 2 Turn the unit OFF during disassembly and parts replacement. Recheck LII work before you apply power to the unit.

WARNING: This product contains chemicals known to the State of Calilornia to cause cancer, or birth defects or other reproductive harm.
DO NOT PLACE SOLDEFI, ELECTRICAL/ELECTRONIC OFI PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVERI

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.

IMPORTANT NOTICE FOR THE UNITED KINGDOM
Connecting the Plug and Cord

WARNING: THIS APPARATUS MUST BE EARTHED IMPORTANT.
The wires in this mains lead are coloured in accordance with the following code:
GREEN-AND-YELLOW : EARTH
BLUE : NEUTRAL
BROWN : LIVE
As the colours of the wires in the mains lead 01 this apparatus may not correspond with the coloured markings identifying the terminals in
your plug proceed as follows:
The wire which is coloured GREEN-andrYELLOW must be connected to the terminal in the plug which is marked by the letter E or by the
safety earth symbol (43 or colored GREEN or GREENrand~YELLOW.
The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK.
The wire which is coloured BROWN must be connected to the terminal which is marked with the letter Lor coloured RED.

(3 wires)

IWARNING

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

Afiflflfifiufifli. fiffiéfifi'ffifdfilligfifiifinffn BZJQTéigéli. semtwimflfitmafiee fffiffi < Elam