FLY FS504 Service Manual Download Page 17 | Manualshive

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FLY SERVICE SUPPORT

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Summary of Contents for FS504

Page 1: ...FLY SERVICE SUPPORT FS504 Service Manual...

Page 2: ...nic products Therefore every service supplier must observe the precautions which mentioned above Product Hardware Introduction Base Chip Set BB MTK6580 PMIC MTK6350 Transceiver Internal Camera DSP MMP...

Page 3: ...sting items Reference Standard Testing channel Band I Band II Band V Band VIII Down link 1056 2 Upli nk 9612 Down link 1070 0 Upli nk 9750 Down link 1083 8 Upli nk 9888 Down link 9662 Upli nk 9262 Dow...

Page 4: ...evele BER 0 001 when or 25 dBm 13 9 13 9 13 9 13 6 13 6 13 6 Uplink Inner Loop Power Control Pass Fail pass pass pass pass pass pass Coupling Radio Frequency Parameters Testing items Reference Standar...

Page 5: ...code domain error 15dB not exceed 15dB 32 2 7 32 1 7 32 3 4 47 8 9 47 2 38 0 2 Frequen cy error 0 1ppm Ban d I 210 Hz 2 7 1 8 6 8 3 4 2 4 3 1 Spectru m Emissio n Mask Emission Mask Pas s F ail pass pa...

Page 6: ...AF Front camera 2 0 MP BT FM WIFI Multimedia player T Flash Up to 32 GB MP3 AAC MIDI WAV Normal keypad Spec Network 2G GSM GPRS 850 900 1800 1900MHz Network 3G WCDMA 900 2100 MHz Scream 5 0 760 1280 H...

Page 7: ...BLY AND ASSEMBLY Voltage regulator Multimeter Iron Hot air gun Solder wire soldering paste Computer and software download cable Metal tweezers Screw driver etc Pick Driver Tweezers Wrist groun ding st...

Page 8: ...FLY SERVICE SUPPORT...

Page 9: ...FLY SERVICE SUPPORT...

Page 10: ...FLY SERVICE SUPPORT...

Page 11: ...FLY SERVICE SUPPORT CIRCUIT INSTRUCTION PCBAA Side...

Page 12: ...FLY SERVICE SUPPORT SYSTEM BLOCK DIAGRA...

Page 13: ...FLY SERVICE SUPPORT UNIT CIRCUIT PRINCIPLE INTRODUCTION CPU MT6580 part circuit...

Page 14: ...FLY SERVICE SUPPORT...

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Page 16: ...FLY SERVICE SUPPORT...

Page 17: ...FLY SERVICE SUPPORT...

Page 18: ...FLY SERVICE SUPPORT PMU MT6350 part circuit...

Page 19: ...FLY SERVICE SUPPORT MEMORY part circuit...

Page 20: ...FLY SERVICE SUPPORT LCD circuit...

Page 21: ...FLY SERVICE SUPPORT WIFI BT GPS FM RF FM...

Page 22: ...FLY SERVICE SUPPORT charge circuit...

Page 23: ...FLY SERVICE SUPPORT Audio PA circuit...

Page 24: ...FLY SERVICE SUPPORT RF circuit...

Page 25: ...FLY SERVICE SUPPORT...

Page 26: ...harge battery for over 30 minutes with phone Switch on phone again Is phone lighted on End Can phone switch on Phone is dead CPU of Phone is dead Upgrade phone SW Replace PCBA Can phone be upgraded Sw...

Page 27: ...e power supplier to check its current comparing to the good one If current is not right PCBA is bad the right current should be 200 300mA 2 Check U301 If not ok replace it 3 Check U101 If not ok repla...

Page 28: ...and LCD soldering Whether LCD is broken Whether soldering of LCD is ok 1 Dismantle PCBA 2 Replace PCBA Please repair PCBA with multimeter or oscilloscope and stable power supplier 1 Check J801 2 Check...

Page 29: ...r CTP LENS is broken Whether reassemble of CTP is ok 3 Dismantle PCBA 4 Replace PCBA Please repair PCBA with multimeter or oscilloscope and stable power supplier 1 Check J801 2 Check T801 T802 T803 T8...

Page 30: ...rt of GPS failed GPS FAIL Check GPS ANT Please repair PCBA with multimeter or oscilloscope and stable power supplier 1 Check R811 R801 U804 2 Check C817 U802 C818 3 Check R808 U803 C822 R809 4 Check U...

Page 31: ...RT The test flowchart of WIFI BT failed WIFI BT FAIL Check WIFI BT ANT Please repair PCBA with multimeter or oscilloscope and stable power supplier 1 Check R811 R801 U804 2 Check C810 3 If all not ok...

Page 32: ...invalid Use valid SIM Is it OK Replace PCBA End Please repair PCBA with multimeter or oscilloscope and stable power supplier According to schematic 1 To check J702 J703 with mulitmeter comparing to on...

Page 33: ...Y SERVICE SUPPORT The test flowchart of TF card failed TF CARD FAIL Check TF CARD Please repair PCBA with multimeter or oscilloscope and stable power supplier 1 Check J712 2 Check U301 3 Check U101 En...

Page 34: ...flowchart of G sensor failed G sensor FAIL Check U703 appearance Please repair PCBA with multimeter or oscilloscope and stable power supplier 1 Check U703 soldering Whether soldering of U703 is ok 2...

Page 35: ...he test flowchart of PS ALS sensor failed PS ALS sensor failed Check CTP LENS appearance Please repair PCBA with multimeter or oscilloscope and stable power supplier 1 Check R704 2 Check U702 3 Check...

Page 36: ...some music from the speaker 7 Flash LED press confirm button to check if Flash LED is normal 8 LCD LCD will Auto Display 9 Front Camera press confirm button to check if Front Camera is normal 10 Back...

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