KYE Systems Corp. Genius SW-U2.1 200 Скачать руководство пользователя страница 7

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Service Guide SW-U2.1 200

Version No. 1.0 Page

7 of 18

* Note:

Please follow the sequence of single flow chart.

The flow chart is the optimal sequence recommended for removal of the troubles

1.2.1 No Power and LED Indicator Lamp Inoperative

No Power and LED Indicator

Lamp Inoperative

USB power line
defective and damaged

Plug of USB power line
inserted improperly

Power line fell

USB power line welded
improperly/ welded falsely/
broken

Open circuit of USB power
line

Inspect/ repair

Inspect/ repair/ replace

Содержание Genius SW-U2.1 200

Страница 1: ...Service Guide SW U2 1 200 Version No 1 0 Page 1 of 18 Service Guide KEY SYSTEM CORP...

Страница 2: ...Service Guide SW U2 1 200 Version No 1 0 Page 2 of 18 Modification Record Version Date Modification 1 0 2011 8 18...

Страница 3: ...icator Lamp Inoperative 7 1 2 2 No Sound 8 1 2 3 No Sound from Left or Right Channel 9 1 2 4 No Bass 10 1 2 5 Noise and Current Noise 11 1 2 6 Power Light Inoperative 12 Chapter 2 Product Specificatio...

Страница 4: ...atly place the product and don t place the speaker in such hostile environments as smoke vibration air containing salt or oil or other corrosive air or smoke Don t knock the speaker Don t make any ite...

Страница 5: ...speaker returned by a consumer Find out troubles in a function test Verify the trouble and necessary test Analyze possible causes for the troubles Replace some defective parts to be necessarily repla...

Страница 6: ...0 Page 6 of 18 1 2 Troubles Description of troubles 1 2 1 No Power and LED Indicator Lamp Inoperative 1 2 2 No Sound 1 2 3 No Sound from Left or Right Channel 1 2 4 No Bass 1 2 5 Noise and Current Noi...

Страница 7: ...ed for removal of the troubles 1 2 1 No Power and LED Indicator Lamp Inoperative No Power and LED Indicator Lamp Inoperative 1 USB power line defective and damaged 2 Plug of USB power line inserted im...

Страница 8: ...ort circuit and open circuit COND3 JK1 3 Signal input line connected improperly no signal 1 Element of sound channel unit of PCB damaged and U1 U2 RR1 horn lead and horn damaged Inspect repair Inspect...

Страница 9: ...ht channels defective or damaged 1 Connecting lines of two sides of left and right channels defective or damaged 1 Unit circuit elements U1 U2 VR1 and JK3 CON3 JK1 of left right channel damaged open c...

Страница 10: ...INT 2 CON2 header pin INT 3 U2 power voltage abnormal 4 CON2 line fell connected improperly 1 Elements of bass unit lines such U2 L7 L8 R27 L5 L6 L10 R30 C11 Inspect repair replace Inspect repair 1 4P...

Страница 11: ...r supply PCB becoming damp dirty or broken 2 Signal input line connected improperly no signal 1 Long use of potentiometer resulting in poor connection of knob shrapnel 2 U1 and U2 defective damaged an...

Страница 12: ...on No 1 0 Page 12 of 18 1 2 6 LED Indicator Lamp Inoperative LED Indicator Lamp Inoperative 1 LED1 damaged or inoperative 2 Copper foil of lamp base of PCB broken 3 Q1 Q2 damaged 4 CON3 line fell conn...

Страница 13: ...Version No 1 0 Service Guide SW U2 1 200 Chapter 2 Product Specifications Page 13 of 18...

Страница 14: ...o 1 0 Page 14 of 18 Chapter 3 Block Diagram Chapter 4 Rendering after Assembly Signal input Earphone input Master volume tuning Left channel output Right channel output Bass output Power amplification...

Страница 15: ...Service Guide SW U2 1 200 Version No 1 0 Page 15 of 18 Subwoofer Satellite...

Страница 16: ...Service Guide SW U2 1 200 Version No 1 0 Page 16 of 18 Chapter 5 Material List...

Страница 17: ...4 WRAP BOARD AHB024401 00G 5 AMPLIFIER PCBA ASP024402 G02 6 METAL BAR AMB000006 00G 7 PAPER TUBE AHC000019 00G 8 SPEAKER AMK340062 G01 9 FOOT AMP702304 00G 10 IC NS4203 SOP 16 AEU000110 00G 11 2RCA SO...

Страница 18: ...Version No 1 0 Page 18 of 18 Service Guide SW U2 1 200 Chapter 6 Electric Schematic Diagram...

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