Samsung SGH-C240 service manual.pdf

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Flow Chart of Troubleshooting VCCD VCCA 2 C201 GNDS6 GNDS5 G7 GNDS4 F10 GNDS3 F9 GNDS2 F8 G8 GNDS11 GNDS10 H7 GNDS9 H6 GNDS8 G10 GNDS7 G9 GNDS1 F7 H8 AUX_ADC3 D13 1 VDDB A6 VDDD VSS4 P6 VSS3 R2 VSS2 K4 VSS1 G5 N11 GND_OCTL B4 VDD_OCTL C4 GNDV P13 VDDV L11 GNDB F6 GNDD M10 VDD_IO2 J4 VDD_IO1 N5 VDD3 N6 M3 9-2 C200
9-1-2. Initial Initial Failure check the pin RSTB of UCP300 is LOW? END Yes check the pin CKI of UCP300 is 13Mhz? Yes Check the clock signal at pin #3 of OSC100 Freq=26Mhz? Yes Check the pin #9 of UCP300 is HIGH and pin #11, #13 is 2.9V? Yes Check the Initial Operation Yes 9-3 No No No No Flow Chart of Troubleshooting Check UCP300 Check R104,R108,R200,C124 check OSC100 Check UCP200 1 2 3 4
Page 1 and 2: GSM TELEPHONE SGH-C240 GSM TELEPHON
Page 3 and 4: 9. Flow Chart of Troubleshooting CO
Page 5 and 6: Safety Precautions 1-2. ESD(Electro
Page 7 and 8: Speclflcation 2-2. GSM Tx Power Cla
Page 9 and 10: Product Function 3-2 SAMSUNG Propri
Page 11 and 12: Array course control 4-2. Software
Page 13 and 14: Array course control Up to twelve p
Page 15 and 16: Array course control 4-6 SAMSUNG Pr
Page 17 and 18: Exploded View/Disassembly&Assembly
Page 25 and 26: Electrical Parts List Design LOC De
Page 31 and 32: 8. PCB Diagrams Top 8-1 SAMSUNG Pro
Page 33: 9. Flow Chart of Troubleshooting 9-
Page 37 and 38: 9-1-3. Sim Part "Insert SIM" is dis
Page 39 and 40: 9-1-4.Microphone Part * Call with S
Page 41 and 42: 9-1-5. Speaker Part There is no sou
Page 43 and 44: 9-1-6. LCD Backlight Backlight does
Page 45 and 46: 4 5 9-13 4 3 Flow Chart of Troubles
Page 47 and 48: 4 5 9-15 4 1 3 Flow Chart of Troubl
Page 49 and 50: 9-2-3. GSM Tx 1 Check U101 pin 15 :
Page 51 and 52: 9-2-4. DCS Tx 1 Check U101 pin 15 :
Page 53 and 54: 10. Reference data Reference Abbrev
Page 55: This Service Manual is a property o

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