Genius SW-2.1 850 Manual de usuario
Service Guide SW-2.1 850
Version 1.0 Page 1 of 16
SERVICE GUIDE
KYE SYSTEMS CORP
SW-2.1 850
Version:1.0
Service Guide SW-2.1 850
Version 1.0 Page 2 of 16
Revision History
Version Date
Change
1.0 10/07/2005
Service Guide SW-2.1 850
Version 1.0 Page 3 of 16
Table of Contents
RevisionHistory 2
TableofContents 3
GettingStarted 4
Conventions Used in this Guide 4
SafetyPrecautions 4
Chapter 1. How to Handle Defective Returns 5
1.1Overview 5
1.2Problems 6
1.2.1 Satellite L/R channels no sound 7
1.2.2 Woofer channel no sound 8
1.2.3 Woofer no power 9
Chapter 2. Specifications 10
Chapter 3. Block Diagram 11
Chapter 4. Exploded View Host(Woofer) 12
Satellite 13
Chapter 5. Part List 14
Chapter 6. Schematic Diagram 15
Chapter 7. Important Notes 16
7.1 Packing Requirement for Sending the PCB Assembly by post 16
7.2 Short of Spare Parts while Repairing a Speaker system 16
Service Guide SW-2.1 850
Version 1.0 Page 4 of 16
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 chemical, from
entering the speakers while performing maintenance procedures on the
speakers.
Service Guide SW-2.1 850
Version 1.0 Page 5 of 16
Chapter 1. How to Handle Defective Returns
1.1 Overview
Receiving Defective speaker form customers
Analyzing possible
malfunction causes
Deciding & proceeding the
rectification methods
Replace necessary
defective
p
arts
Return the speakers with proper
re
p
acka
g
in
g
to customers
Verifying problems
proceeding
necessar
y
tests
Proceeding tests to
verify if the speaker is
functionin
g
normall
y
Function OK
Function NG
Function OKFunction NG
Service Guide SW-2.1 850
Version 1.0 Page 6 of 16
1.2 Problems
Item Problem Description
1.2.1 Satellite L/R channels no sound
1.2.2 Woofer channel no sound
1.2.3 Woofer no power
Service Guide SW-2.1 850
Version 1.0 Page 7 of 16
* Attention
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.
1.2.1 Satellite L/R channels no sound
Problem
Analyzer and
Identify the Causes
Solutions
Satellite L/R channels no sound
Broken or short circuit
Check solder points on
PCB
Defective
IC101,C123,C124,
C132,C133,
Speaker cable dis-connect or
speaker damaged
Re-connected speaker cable
or replace defective speakers
Check and replace
defective IC or
components
Service Guide SW-2.1 850
Version 1.0 Page 8 of 16
1.2.3 Woofer channel no sound
Problem
Analyzer and
Identify the Causes
Solutions
Woofer channel no sound
Broken or short circuit
Check solder points on
PCB
Defective
IC102,IC103,C109,
SUBWOOFER VR,
Speaker cable dis-connect or
speaker damaged
Re-connected speaker cable
or replace defective speakers
Check and replace
defective IC or
components
Service Guide SW-2.1 850
Version 1.0 Page 9 of 16
1.2.4 Woofer no power
Problem
Analyzer and
Identify the Causes
Solutions
Woofer no power
Broken or short circuit
Check solder points on
PCB
Defective
D1~D8,
Power SW, Fuse,
Speaker cable dis-connect or
speaker damaged
Re-connected speaker cable
or replace defective speakers
Check and replace
defective IC or
components
Service Guide SW-2.1 850
Version 1.0 Page 10 of 16
Chapter 2. Specifications
Satellite – L/R Channel (AT 1KHZ):
NO Description Unit Specifications
1 Out Power at THD 10% W 3 ± 1
2 Sensitivity mV 350 ± 50
3 Freq Response (Ref:-3dB) Hz 80~20K
4 S/N ratio dB ≧50
5 Hum & Noise Vol:max mV ≦3
Host (Woofer) (AT 100Hz):
NO Description Unit Specifications
1 Out Power at THD 10% W 15 ± 3
2 Sensitivity mV 180 ± 50
3 Freq Response (Ref:-3dB) Hz 50~200
4 S/N ration dB ≧45
5 Hum & Noise Vol: max mV ≦5
Tabla de contenidos
Otros manuales de Sistema de altavoces de Genius
Genius
Genius SW-HF 5.1 5050 V2 Manual de usuario
Genius
Genius GHT-S200 Manual de usuario
Genius
Genius SW-HF5.1 Manual de usuario
Genius
Genius SW-HF5.1 3000 Manual de usuario
Genius
Genius SW-HF 5.1 6000 Manual de usuario
Genius
Genius SW-2.1 350 Manual de usuario
Genius
Genius SW-5.1 1020 Manual de usuario
Genius
Genius SW-HF5.1 1200 Manual de usuario
Genius
Genius SW-G2.1 1250 Manual de usuario
Genius
Genius USB SoundBar 200BT Manual de usuario
Manuales populares de Sistema de altavoces de otras marcas
Sondpex
Sondpex Active Speaker System and Digital Music... Manual de usuario
JVC
JVC NX-PN7 Manual de usuario
Marshall Amplification
Marshall Amplification AR-DM61-BT Manual de usuario
Yamaha
Yamaha NX-A01 - Speaker Sys Manual de usuario
SE Audiotechnik
SE Audiotechnik I-LINE Manual de usuario
Gemini
Gemini WRX-843 Series Manual de usuario