Service Manual
Page 36
4. Troubleshooting Audio Problem [MIC problem] Start Check LS201 pad and MIC NO Clean LS201 pad and change MIC YES NO Check R220, R221, R202, R207, C202 Change R220, R221, R202, R207, C202 YES NO Check C208, C200 Change C208, C200 YES MIC will work properly R202, R207 R220, R221 MIC200 C208 C202 C200 - 37 -
4. Troubleshooting Audio Problem [MIC problem] Start Check LS201 pad and MIC NO Clean LS201 pad and change MIC YES NO Check R220, R221, R202, R207, C202 Change R220, R221, R202, R207, C202 YES NO Check C208, C200 Change C208, C200 YES MIC will work properly R202, R207 R220, R221 MIC200 C208 C202 C200 - 37 -
Service Manual
Page 65
... C203 100nF C0402 C210 100nF C0402 R204 1K R0402 C207 N.C. (100pF) C0402 R205 1.5K R0402 P.1 ASS_ID 2 1 C206 10uF C0805 U205C CSPEMI205 C5 CSPEMI205 R MIC 64 2 TOP VIEW 53 1 ANT L R L MIC B213 A5 1 2 EMIC 2.5KΩ/100MHz ESD204 Spark Gap B4 2 21 1 P.1 URXD1 R211 1K R0402 10 A B P.1 MP3_OUTL C201 22uF C0805 R216 100...
... C203 100nF C0402 C210 100nF C0402 R204 1K R0402 C207 N.C. (100pF) C0402 R205 1.5K R0402 P.1 ASS_ID 2 1 C206 10uF C0805 U205C CSPEMI205 C5 CSPEMI205 R MIC 64 2 TOP VIEW 53 1 ANT L R L MIC B213 A5 1 2 EMIC 2.5KΩ/100MHz ESD204 Spark Gap B4 2 21 1 P.1 URXD1 R211 1K R0402 10 A B P.1 MP3_OUTL C201 22uF C0805 R216 100...
Service Manual
Page 75
... J200 Ear Phone Jack GP_SWT TACT ESCY0004801 SW_EVQ9P701E_12V/50mA_4PIN_SPST_PANA - SONIC GP_CON EAR PHONE JACK ENJE0006301 CONNECTOR_LGK1509...ASS'Y_black Black 8FNC-7330-B000 Bottom case Ass'y GP_MIC ELECTRET CONDENSER_OBF213- MIC SUMY0011601 42S1033_60dB_-42dB_±2dB_5.2*2.85mm(with - 312000000006BH holder)_CONTACT TYPE_CST BATTERY... 314002000002FA - 76 - EXPLODED VIEW & REPLACEMENT PART LIST Location Part name VARISTOR LG Part number Description Color Maker parts No(ARIMA) SEVY0008601 GP_VARISTOR_5V_VPORT0402100MV05_0402 _10pF_INPAQ - 3080040000006A ATTENUATOR ...
... J200 Ear Phone Jack GP_SWT TACT ESCY0004801 SW_EVQ9P701E_12V/50mA_4PIN_SPST_PANA - SONIC GP_CON EAR PHONE JACK ENJE0006301 CONNECTOR_LGK1509...ASS'Y_black Black 8FNC-7330-B000 Bottom case Ass'y GP_MIC ELECTRET CONDENSER_OBF213- MIC SUMY0011601 42S1033_60dB_-42dB_±2dB_5.2*2.85mm(with - 312000000006BH holder)_CONTACT TYPE_CST BATTERY... 314002000002FA - 76 - EXPLODED VIEW & REPLACEMENT PART LIST Location Part name VARISTOR LG Part number Description Color Maker parts No(ARIMA) SEVY0008601 GP_VARISTOR_5V_VPORT0402100MV05_0402 _10pF_INPAQ - 3080040000006A ATTENUATOR ...