Sharp SGH-I600 manual DCS Receiver

Page 89

Flow Chart of Troubleshooting

9-11. DCS Receiver

Rx ON

RF input : CH center freq +67.7kHz

Amplitude : -50dBm

Yes

No

L712>=-60dBm

Yes

Resolder U700(RTR6250)

Yes

END

Resolder U701(ASM)

9-38

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

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Contents Umts Telephone Contents Reference data Safety Precautions ESDElectrostatically Sensitive Devices Precaution Specification GSM TX power class Product Function Product Function Array course control Second Set Pre-requisite for Download Active sync setting and Driver Installation3. S/W Download Process How to connect the device to your host computerLoad the binary download program by executing Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Multi-download is almost same as single download User ROM Upgrader unknown.exe Download Procedure Download is completed Samsung Proprietary-Contents may change without notice Exploded View/Disassembly&Assembly Instructions Cellular phone Parts list AUDIO-RECEIVER Disassembly and Assembly Instructions ― Disassembly Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice ― Assembly Bracket Joint the Receiver connector Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Main Electrical Parts List Main Electrical Parts List C326 C465 C600 DNA CONNECTOR-CARD Edge FILTER-EMI SMD LAN Module R204 R423 CONNECTOR-FPC/FFC/PIC IC-CMOS Logic DIODE-ZENER Block Diagrams Base Band Solution Block Diagram PCB Diagrams PCB Diagrams Power On Flow Chart of TroubleShootingFlow Chart of Troubleshooting Samsung Proprietary-Contents may change without notice Phone Part U302 & neighboring circuits UME300 & neighboring circuits U602 & neighboring circuits U400 & neighboring circuits TR401 & neighboring circuits UCP600 & neighboring circuits TCX801 & neighboring circuits Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice LCD Working Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Speaker Working Audio WorkingReciever Working MIC Working Hands-Free Stereo Headset Working Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice KEY Working Samsung Proprietary-Contents may change without notice Vibrator Working Samsung Proprietary-Contents may change without notice Flash Card Working Samsung Proprietary-Contents may change without notice Bluetooth Working Samsung Proprietary-Contents may change without notice Wireless LAN Wlan Working Samsung Proprietary-Contents may change without notice GSM Receiver Samsung Proprietary-Contents may change without notice GSM Transmitter Samsung Proprietary-Contents may change without notice DCS Receiver Samsung Proprietary-Contents may change without notice DCS Transmitter Samsung Proprietary-Contents may change without notice END PCS ReceiverSamsung Proprietary-Contents may change without notice PCS Transmitter same as DCS Samsung Proprietary-Contents may change without notice RX on Wcdma 2100 ReceiverSamsung Proprietary-Contents may change without notice Wcdma 2100 Transmitter Vddm Samsung Proprietary-Contents may change without notice Reference data Reference data 10-2