Genius SW-Flat2.1 700 Manuale utente

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 1 of 15

SERVICE GUIDE

KYESYSTEMS CORP.

SW-Flat2.1 700

All manuals and user guides at all-guides.com

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 2 of 15

Version : 1.0

RevisionHistory

Version Date Change

1.0 08/09/2007

All manuals and user guides at all-guides.com

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 3 of 15

Table of Contents

Revision History …………………………………………………………………….2

Table of Contents ……………………………………………………………………3

Getting Started ………………………………………………………………………4

Conventions Used in this Guide ……………………………………….4

Safety Precautions ……………………………………………………..4

Chapter 1. How to Handle Defective Returns……………………………………..5

1.1 Overview …………………………………………………………..5

1.2 Problems …………………………………………………………...6

1.2.1 One or more channels no sound ………………..…7

1.2.2 Power LED (indicator) no light………………....…8

1.2.3 Volume no function...…………………….………..8

Chapter 2. Specifications …………………………………………………………9

Chapter 3. Block Diagram ……………………………………………………….10

Chapter 4. Exploded View …………………………………………………….11-12

Chapter 5. Part List ………………………………………………………………13

Chapter 6. Schematic Diagram …………………………………………………..14

Chapter 7. Important Notes ………………………………………………………15

7.1 Packing Requirement for Sending the PCB Assembly by Post …..15

7.2 Short of Spare Parts while Repairing a Speaker System …………15

All manuals and user guides at all-guides.com

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 4 of 15

Getting Started

Conventions Used in this Guide

Pay Special Attention : Instructions that are important to remember and

may prevent mistakes .

Caution : Information that, if not followed, may result in damage to the

product .

Safety Precautions

The following precautions should be observed in handling the speaker

Described in this guide :

Place the speakers on a flat, level and stable surface.

Do not place the speakers in environments subject to mist, smoke,

vibration, excessive dust, salty or greasy air, or other corrosive gases

and fumes.

Do not drop or jolt the speakers.

Do not allow anything to drop into the subwoofer case through its

ventilator, as it could result in fatal electric shock or fire .

Place the unit far enough from other equipments for good heat

dissipation .

Disconnect the AC power cord from the AC outlet before performing

any maintenance on the speakers .

Do not perform any maintenance with wet hand .

Prevent foreign substances, such as water, other liquids or chemicals ,

From entering the speakers while performing maintenance procedures

on the speakers .

All manuals and user guides at all-guides.com

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 5 of 15

Chapter 1. How to Handle Defective Returns

1.1 Overview

Verifying problems

Proceeding necessary tests

Receiving Defective speakers from

Customers

Analyzing possible malfunction

causes

Deciding & proceeding the

rectification methods

Replace necessary defective parts

Proceeding tests to

Verify if the speaker is

functioning normally

Return the speakers with proper

repackaging to customers

Function NG

Function OK

Function NG

All manuals and user guides at all-guides.com

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 6 of 15

1.2 Problems

Item Problem Description

1.2.1 Oneormorechannelsnosound

1.2.2 PowerLED(indicator)nolight

1.2.3 Volumenofunction

All manuals and user guides at all-guides.com

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 7 of 15

Attention

1.2.1 One or more channels no sound

Problem

Solutions

Please follow the numbered sequence marked within parenthesis given in individual

Flow chat, in that this is the best-recommended sequence to rectify the problems.

One or more channels no sound

Broken or short circuit

Defective U1, U2, U3

Speaker cable dis-connect or

speaker damaged

Check solder points on

PCB

Check and Replace

defective IC

Re-connect speaker cable or

replace defective speaker(s)

Analyzer and

Identify the Causes

All manuals and user guides at all-guides.com

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 8 of 15

1.2.2 Power LED (indicator) no light

Problem

Solutions

1.2.3 Volume no function

Problem

Solutions

Power LED (indicator) no light

Power switch or LED defective

Defective :D1~D4,

Jack6,C37~38,U4,R1

AC cord of transformer

disconnected or defective

Re-solder or replace

defective component(s)

Analyzer and

Identify the Causes

Volume no function

Broken or short circuit

Volume: Defective VR, Jack1, Jack4, Jack5, U1,

C10~16..

Bass: Defective VR, Jack1, Jack4, Jack5,

U2,,U3, Q1,Q2,R19,.

Check solder points on PCB

Analyzer and

Identify the Causes

Check and Replace defective

components

All manuals and user guides at all-guides.com

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 9 of 15

Chapter 2. Specifications

Woofer

NO. Description Unit Specifications

1 Out Power at THD 10% W ≧9

2 Sensitivity mV 720 ±50

3 Freq. Response (Ref:-3dB) Hz 60Hz ~ 400Hz

4 S/N ratio dB

≧40

5 Hum & Noise (Vol.: max) mV ≦ 10

Satellite

NO. Description Unit Specifications

1 Out Power at THD 10% W ≧3

2 Sensitivity mV 560 ±50

3 Freq. Response (Ref:-3dB) Hz 80Hz ~ 20KHz

4 Separation dB

≧30

5 S/N ratio dB

≧45

6 Hum & Noise (Vol.: max) mV ≦ 10

All manuals and user guides at all-guides.com

ServiceGuide SW-Flat2.1 700

Version : 1.0 Page 10 of 15

Chapter 3. Block Diagram

AUDIO IN Volume

Control

Power

Amplifier

R. Satellite

L. Satellite

Woofer

Woof. Volume

DC IN Transformer &

Rectifier

FILTER

All manuals and user guides at all-guides.com

Indice

Altri manuali Genius Altoparlanti

Genius

Genius SP-HF1255A Manuale utente

Genius

Genius SP-P110 Manuale utente

Genius

Genius SP-i160 Manuale utente

Genius

Genius SP-HF500A Manuale utente

Genius

Genius SP-HF2020 Manuale utente

Genius

Genius SP-HF800A Manuale utente

Genius

Genius SP-S110 Manuale utente

Genius

Genius SP-HF1100X Manuale utente

Genius

Genius SP-HF1800A Manuale di istruzioni

Genius

Genius SW-2.1 Manuale utente

Genius

Genius SP-HF1250A Manuale utente

Genius

Genius SP-900BT Manuale utente

Genius

Genius SP-HF385BT Manuale utente

Genius

Genius SP-U1150X Manuale utente

Genius

Genius SW-2.1 300 Manuale utente

Genius

Genius SP-i201U Manuale utente

Genius

Genius GX Gaming SW-G2.I 2000 Manuale utente

Genius

Genius SW-G2.I I200 Manuale utente

Genius

Genius SW-G2.1 2000 Manuale utente

Genius

Genius SP-925B Manuale di istruzioni

Genius

Genius SP-HF1250B Manuale utente

Genius

Genius LOOK 313 MEDIA Manuale utente

Genius

Genius SW-J2.1 500 Manuale utente

Genius

Genius SW-5.1 1800 Manuale utente

Manuali Altoparlanti popolari di altre marche

argon audio

argon audio IE20 Manuale utente

Denon

Denon SC-N7 Manuale utente

Gemline

Gemline Ace 3952 Manuale utente

Focal

Focal ON WALL 300 Manuale di istruzioni

HEADRUSH

HEADRUSH Maximus HRSP 5024 Manuale utente

SoundLogic

SoundLogic BCCS-6/6395 Manuale utente

Peavey

Peavey DTH 218 Manuale utente

Avantree

Avantree Pluto Air Manuale utente

Morel

Morel Integra Series INTEGRA OVATION 4 Manuale utente

Oppo

Oppo SONICA Manuale utente

Bose

Bose SoundLink Wireless Music System Manuale utente

Rocksteady

Rocksteady Stadium Manuale utente

Bowers & Wilkins

Bowers & Wilkins 4 Manuale utente

Sonance

Sonance SONOS OUTDOOR Series Manuale utente

Electro-Voice

Electro-Voice EVID FM4.2 Manuale utente

Pioneer

Pioneer XW-HTD630 Manuale utente

Onn

Onn BWA16AA002 Manuale utente

HP GL313AA - USB Speakers PC Multimedia Manuale utente