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Trouble Shooting Guide

Содержание FE170CG

Страница 1: ...FE170CG Introduction Training ...

Страница 2: ... Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide System Block Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide ...

Страница 3: ...System Block Diagram ...

Страница 4: ... Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide System Block Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide ...

Страница 5: ...Outline Introduction TOP Speaker Camera Micro phone ...

Страница 6: ...Outline Introduction BOT Volume Key Micro SIM Camera Micro SD Power Key ...

Страница 7: ......

Страница 8: ...PCB Board Introduction TOP EMMC Front Camera Rear Camera ULPI SD Connector WIFI 43362 GPS BT 2076 MDM 6360 eMMC MDM LPDDR1 ULPI SIM1 Connector SIM2 Connector Charger IC ...

Страница 9: ...PCB Board Introduction BOT Touch IC Codec 5648 Trianceiver SMARTI Touch Connectors G Sensor INTEL CTLP LPDDR2 RF POWER AMP LCM Connector Battery Connector PMIC SNB5072 Gauge IC ...

Страница 10: ... Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide System Block Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide ...

Страница 11: ......

Страница 12: ... Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide System Block Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide ...

Страница 13: ...scope Digital Multi Meter AC charger of FE170CG Battery of FE170CG Micro USB cable Micro SIM card Ultra SD card Power supply DC 4V Oscilloscope Digital Multi Meter AC charger of FE170CG Battery of FE170CG Micro USB cable Micro SIM card Ultra SD card ...

Страница 14: ... Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide System Block Diagram Component and PCB Board Introduction Power On Sequence Equipment Requirement Trouble Shooting Guide ...

Страница 15: ...Trouble Shooting Guide ...

Страница 16: ...ave open or short Check PC8401 1 voltage 3 7V Check V_VNNAON 0 60V Check V_1P22_VCCAON 1 25V Check V_1P80_AON 1 836V Check the BATT have 3 7V or not BATT voltage 3 5V Changer Wait battery voltage 3 7V Boot again Change BATT Check CONN1 PSR9609 PSR9606 PSR9605 have short or open Check R1704 1 voltage 3 7 4 2V Check R1703 R1702 R1704 R1705 R1701 CON1701 have short or open Check U1 U6401 BBU1 PU8401 ...

Страница 17: ...Check V_1P08_VCC 1 08V Check V_1P08_VCCAON 1 08V Check V_1P00_VCCA 1V Check V_1P00_VCCAS 1V Check V_1P08_VCCAS 1 08V Check V_VCC 0 8 1 2V Check V_VNN 0 6 1 2V Check V_1P80_AON 1 8V Check 3VSUS 3 1 3 3V Check V_2P80_CORE 2 80V Check V_1P08_VCC 1 08V Check V_1P08_VCCAON 1 08V Check V_1P00_VCCA 1V Check V_1P00_VCCAS 1V Check V_1P08_VCCAS 1 08V ...

Страница 18: ...Trouble Shooting Guide power on no display Check U1605 U160 3 R1601 have open or short Check VLED voltage9 3 10 35V Check U1605 U160 3 R1601 have open or short Check VLED voltage9 3 10 35V ...

Страница 19: ...Trouble Shooting Guide can not charge Plug USB cable then check R1303 1 PL8101 5V Check CHGOUT 3V 4 2V Check CHG_EN 0V Check PR8117 PU8101 open or not ...

Страница 20: ...R8612 have open or short Plug in USB charger then check C1204 1 voltage 5V Plug in USB charger then check PR8612 voltage 0V Check PU8401 U1201 PR8612 have open or short Plug in USB charger then check C1204 1 voltage 5V Plug in USB charger then check PR8612 voltage 0V ...

Страница 21: ...Trouble Shooting Guide ...

Страница 22: ...Trouble Shooting Guide ...

Страница 23: ...Trouble Shooting Guide ...

Страница 24: ...ide Speaker Check U1502 CON1702 L1303 L1302 have open or short Check U1502 And peripheral circuit have open or short Check U1502 CON1702 L1303 L1302 have open or short Check U1502 And peripheral circuit have open or short ...

Страница 25: ...Trouble Shooting Guide ...

Страница 26: ...Trouble Shooting Guide ...

Страница 27: ...Trouble Shooting Guide ...

Страница 28: ...Trouble Shooting Guide eMMC Check U1102 have open or not Check 3vsus 3 3V Check emmc_vccq_1p80 1 8V Check U1102 have open or not Check 3vsus 3 3V Check emmc_vccq_1p80 1 8V ...

Страница 29: ...sensor Check U1801 have open or not Check VDDIO_ACC VDD_ACC 1 8V Check ACC_AD0 0V Check R1809 R1811 have open or not Check U1801 have open or not Check VDDIO_ACC VDD_ACC 1 8V Check ACC_AD0 0V Check R1809 R1811 have open or not ...

Страница 30: ...Trouble Shooting Guide ...

Страница 31: ...Trouble Shooting Guide Modem Check BBR5208 BBR5209 have damage or not ...

Страница 32: ...Trouble Shooting Guide ...

Страница 33: ...Trouble Shooting Guide SD Card Check SD_VCCSDIO 2 85V 1 8 V Check SDCONN1 have open or short Check SDIO0_DET_N 1 8V Check SD_VCCSDIO 2 85V 1 8 V Check SDCONN1 have open or short Check SDIO0_DET_N 1 8V ...

Страница 34: ...nnected to MB TP_CON1 TP_CON2 have open or damage Check SENSOR FPC damage or not TP_CON1 TP_CON2 CONNECTOR damage or not Check SENSOR has connected to MB TP_CON1 TP_CON2 have open or damage Check SENSOR FPC damage or not TP_CON1 TP_CON2 CONNECTOR damage or not ...

Страница 35: ...Trouble Shooting Guide_SUB ...

Страница 36: ...hooting Guide_SUB Touch error MPAP FAIL Check MPAP version Check FPC has connect TP_CON1 TP_CON2 Check FPC damage or not MPAP FAIL Check MPAP version Check FPC has connect TP_CON1 TP_CON2 Check FPC damage or not ...

Страница 37: ...Thanks for your Attention Thanks for your Attention ...

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