KYE Systems Corp. Genius SW-G2.1 1200 Скачать руководство пользователя страница 11 | Manualshive

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KYE Systems Corp. Genius SW-G2.1 1200 Скачать руководство пользователя страница 11

Service Guide SW-G2.1 1200

Version No. 1.0 Page

11 of 21

1.2.5 Noise and Current Noise

Noise and Current Noise

1.

Switching power supply
panel damaged.

2.

Filter capacitor of power
supply C14 and C15
defective or damaged

1.

Integrated circuit U1, U2, U3
U4, U5 and U6 damaged or
copper sheet broken

2.

DZ1 and DZ2 damaged.

Inspect/ repair/ replace

Inspect/ repair/ replace

1.

Poor contact of earthing line
of CON3-CON6 and
CON5-CON4 signal lines

2.

RCA: copper sheet of earthing
line of JK2 broken

3.

Potentiometer defective or
damaged

Replace/ repair

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Содержание Genius SW-G2.1 1200

Страница 1: ...Service Guide SW G2 1 1200 Version No 1 0 Page 1 of 21 Service Guide KEY SYSTEM CORP...

Страница 2: ...Service Guide SW G2 1 1200 Version No 1 0 Page 2 of 21 Modification Record Version Date Modification 1 0 2011 8 18...

Страница 3: ...rative 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 1 2 7 No Sound from Earphone Input Socket Inter...

Страница 4: ...latly 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 it...

Страница 5: ...e 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 repl...

Страница 6: ...iption 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 Noise 1 2 6 LED Indicator Lamp Inope...

Страница 7: ...No Power and LED Indicator Lamp Inoperative No Power and LED Indicator Lamp Inoperative 1 The problems of power switch resulting in damage 2 Switching power panel damaged Causes given below 1 Loose pl...

Страница 8: ...2 Connecting line damaged or defective short circuit and open circuit 3 CON3 CON6 or CON5 CON4 lines broken 1 IC U1 U2 U4 U5 and U6 defective or damaged Inspect repair Inspect repair replace 1 RCA JK2...

Страница 9: ...f PCB 2 JK2 JK3 JK4 and JK5 defective or damaged 3 CON3 CON6 CON5 CON4 signal lines connected poorly 1 Unit circuit element U1 U2 R1 and U6 of left right channel damaged Inspect repair replace Inspect...

Страница 10: ...r amplifier broken 2 Plug and socket of horn line loose 3 Horn lines broken 1 U4 and U5 defective or damaged 2 Voltage stabilizing circuit of power supply damaged short circuit of DZ1 and DZ2 or open...

Страница 11: ...r of power supply C14 and C15 defective or damaged 1 Integrated circuit U1 U2 U3 U4 U5 and U6 damaged or copper sheet broken 2 DZ1 and DZ2 damaged Inspect repair replace Inspect repair replace 1 Poor...

Страница 12: ...W G2 1 1200 Version No 1 0 Page 12 of 21 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 U3 and R36 damaged...

Страница 13: ...o Sound Output from Earphone after Installation of Earphone e No Sound Output from Earphone after Installation of Earphone 1 Copper foil broken by JK 5 earphone socket to result in poor contact during...

Страница 14: ...Version No 1 0 Page 14 of 21 Service Manual SW G2 1 1200 Chapter 2 Product Specifications...

Страница 15: ...m Signal input Earphone input Calculation amplification JRC4558 Bass tuning Master volume tuning Earphone amplification JRC4558 Left channel output Right channel output Bass output Power amplification...

Страница 16: ...Service Guide SW G2 1 1200 Version No 1 0 Page 16 of 21 Chapter 4 Rendering after Assembly Subwoofer...

Страница 17: ...Service Guide SW G2 1 1200 Version No 1 0 Page 17 of 21 Satellite...

Страница 18: ...G 5 POWER PCBA AEM100023 00G 6 METAL BAR AMB000006 00G 7 2RCA SOCKET ANJ000093 00G 8 2RCA SOCKET ANJ000003 00G 9 BACK BOARD AHB024902 00G 10 SWITCH AES000004 01G 11 VOLUME PCBA ASP024902 G01 12 RUBBER...

Страница 19: ...vice Guide SW G2 1 1200 Version No 1 0 Page 19 of 21 Satellite Ref NO Description Part NO 1 FRONT CABINET AMP024701 00G 2 SPEAKER AMK509002 G01 3 SEALING COVER AMP724903 00G 4 BACK CABINET AMP724704 0...

Страница 20: ...Service Guide SW G2 1 1200 Version No 1 0 Page 20 of 21 Chapter 6 Electric Schematic Diagram...

Страница 21: ...Service Guide SW G2 1 1200 Version No 1 0 Page 21 of 21...

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