KYE Systems Corp. Genius SW-2.1 1000 Скачать руководство пользователя страница 5 | Manualshive

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Service Guide

SW-2.1 1000

Chapter 1 How to Handle Defective Returns

1.1 Overview

Receiving Defective speaker from customers

FUNCTION NG

Verifying problems

proceeding necessary

tests

FUNCTION NG FUNCTION OK

Analyzing possible, Main function cause

Deciding & Proceeding the Rectification

methods

Verifying problems

Proceeding Necessary

tests

Replace Necessary defective parts

FUNCTION OK

Return the speakers with proper repacking to

customers

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Содержание Genius SW-2.1 1000

Страница 1: ...Service Guide SW 2 1 1000 SERVICE GUIDE KYE SYSTEMS CORP 1...

Страница 2: ...Service Guide SW 2 1 1000 Revision History Version Date Change 1 0 2011 1 25 2...

Страница 3: ...dicator unlighted 7 1 2 2 No sound 8 1 2 3 Right or left channel no sound 9 1 2 4 Noise 10 1 2 5 LED indicators no light 11 1 2 6 Headphone jack output no sound 12 1 2 7 VR headphone jack or line in j...

Страница 4: ...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 a...

Страница 5: ...ers FUNCTION NG Verifying problems proceeding necessary tests FUNCTION NG FUNCTION OK Analyzing possible Main function cause Deciding Proceeding the Rectification methods Verifying problems Proceeding...

Страница 6: ...ht 1 2 2 No sound 1 2 3 Right or left channel no sound 1 2 4 Noise 1 2 5 LED indicator no light 1 2 6 VR or line in jack abnormal Attention Please follow the numbered sequence marked within parenthesi...

Страница 7: ...olutions Defective transformer Defective or damaged AC cable or power switch Or caused by the following 1 Transformer secondary wire loosely connected with JACK4 jack in SW 2 1 1000 AMPA 2 Copper foil...

Страница 8: ...ions JACK5 in AMP board is not properly connected Or caused by the following defective components 1 IC1 IC2 IC3 IC4 in AMP PCBA 2 VR1 VR5 JACK4 in SW 2 1 1000 AMP PCBA No Sound PCB short circuited dry...

Страница 9: ...place or repaire Repair or Replace Repair or Replace VR5 JACK2 defective in SW 2 1 1000 AMP PCBA PCB damaged dry soldered or short circuited JK1 in SW 2 1 1000 AMP PCBA are loosely connected Driver un...

Страница 10: ...e dry soldered or damaged please check C63 C64 C8 C34 D1 D2 D3 D13 in AMP defective or not The power supply of each IC is normal or not Or caused by vibration from too long lead wire of driver units D...

Страница 11: ...Analyze and identify the causes Solutions Check and replace 1 PCB damaged dry soldered or short circuited 2 R11 in SW 2 1 1000 AMP PCB defective 3 Poor connection of JACK6 in SW 2 1 1000 PCB and power...

Страница 12: ...and identify the causes Solutions Check and replace VR Defective VR1 may cause VR5 in SW 2 1 1000 AMP PCB or VR1 VR5 in Sw 2 1 1000 AMP PCBA having scratching sound when rotatin VR line in jack abnorm...

Страница 13: ...testing while less than 1W R 1kHz 70 88 L 1kHz 70 88 6 Signal to Noise Ratio 1W apply specification 65dB Sub 100Hz 70 d B 71 All VR MAX R 1kHz 2 0 25 L 1kHz 2 0 25 7 Hum Noise Sub 100Hz 2 m V 1 5 All...

Страница 14: ...R 10kHz 0 2 Treble adjustable extent Treble MID L 10kHz 0 2 R 10kHz 6 2 Treble adjustable extent Treble MAX L 10kHz 6 2 R 10kHz 6 2 12 Treble adjustable extent Treble MIN L 10kHz 6 2 d B R 1kHz Karao...

Страница 15: ...Service Guide SW 2 1 1000 Chapter 3 Block diagram AUX B A S V O L POWER 4588 FILTER UTC2030 POWER AMP R SPEAKER L SPEAKER 15...

Страница 16: ...0003 transformer 230V 50HZ 10Vx2 11 2 001 0008 woofer driver unit 21 8 040 0042 IC UTC2030 IC1 IC2 IC3 11 1 170 0017 IC4 11 1 171 0036 Power line 11 3 001 0035 VR1 11 1 030 0009 Jack1 11 1 316 0007 J...

Страница 17: ...to pack each PCB assembly with a separate static protecting bag in order to avoid static electricity Reliable external packing is also very important when sending the PCB assembly by post in that it...

Страница 18: ...Service Guide SW 2 1 1000 Chapter 6 Exploded view Subwoofer 18...

Страница 19: ...Service Guide SW 2 1 1000 Satellites 19...

Страница 20: ...Service Guide SW 2 1 1000 Chapter 7 Schematic diagram 20...

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