Genius SW-2.1 850 Скачать руководство пользователя страница 8

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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

Содержание SW-2.1 850

Страница 1: ...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 ...

Страница 2: ...Service Guide SW 2 1 850 Version 1 0 Page 2 of 16 Revision History Version Date Change 1 0 10 07 2005 ...

Страница 5: ...stomers Analyzing possible malfunction causes Deciding proceeding the rectification methods Replace necessary defective parts Return the speakers with proper repackaging to customers Verifying problems proceeding necessary tests Proceeding tests to verify if the speaker is functioning normally Function OK Function NG Function OK Function NG ...

Страница 6: ...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 ...

Страница 8: ...r 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 ...

Страница 9: ...alyzer 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 ...

Страница 10: ...pecifications 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 ...

Страница 11: ...ervice Guide SW 2 1 850 Version 1 0 Page 11 of 16 Chapter 3 Block Diagram 2 CHINPUT INPUT SCH VOLUME POWER SCH FL OUT SPEAKER FR OUT SPEAKER SUBWOOFER OUT SPEAKER TRANS3 POWER SW 250V 2A FUSE AC IN BASS ...

Страница 12: ...Service Guide SW 2 1 850 Version 1 0 Page 12 of 16 Chapter 4 Exploded View Host Woofer ...

Страница 13: ...Service Guide SW 2 1 850 Version 1 0 Page 13 of 16 Satellite ...