Sharp SGH-C130 manual Microphone Part

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Flow Chart of Troubleshooting

10-1-4. Microphone Part

Microphone does not work

Yes

Is the assembled status

of microphone O.K?

Yes

No

Reassembled the microphone

Check the reference voltage on mic path

Yes

No

VR118 ≒ 2.0V ?

Yes

No

Is microphone ok?

Yes

END

	Resolder or change
	R150,R151,C156,R153,R152,C158		①
	R147,TA109,C149,R194,C161,C160

		②
	Check U107	②

10-10

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Image 44

Contents GSM Telephone Contents Reference data Safety Precautions Repair PrecautionESDElectrostatically Sensitive Devices Precaution Specification GSM General SpecificationGSM TX power class TX Power GSM900 Control levelProduct Function Main FunctionArray course control Downloading Binary Files Pre-requsite for DownloadingS/W Downloader Program Samsung Proprietary-Contents may change without notice Select theFlash&Verify Browse Case of C130 the reserved regions are -0x00fc0000 0x00ffffff#5002*8376263# Exploded View and Parts List Cellular phone Exploded ViewCellular phone Parts list BAG PE Disassembly and Assembly instructions DisassemblyHolding Front and pushing KEA PAD Assembly Assemble the LCD on the PCB Check Polarity Check the point Locking Screw up the Rear at 4 Points Main Electrical Parts List StatusChip CER,CHIP 2203-000254 R117 CER,CHIP SNA TA,CHIP Block Diagrams Block Diagrams PCB Diagrams PCB Diagrams Flow Chart of Troubleshooting Power onFlow Chart of Troubleshooting 10-2 10-3 10-4 Initial ENDFlow Chart of Troubleshooting 10-6 10-7 Sim Part ② ③ Microphone Part Flow Chart of Troubleshooting 10-11 Receiver Part Speaker PartFlow Chart of Troubleshooting 10-13 10-14 10-15 10-2.RF Egsm RX① ③ DCS RX 10-19 Egsm TX U107Flow Chart of Troubleshooting 10-21 DCS TX Continuous TX on ConditionFlow Chart of Troubleshooting 10-23 MAP001 Reference data Reference AbbreviateCode No. GH68-10807A 2006 . Rev.1.0