Blu Studio J1 страница 32 Скачать руководство пользователя | Manualshive

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background image

Doesn’t switch on

Start

YES

OVER

No

No

Check
the power
sequence

Check have
power or
Upgrade to latest
software

Test power-on
currency if
abnormal?

YES

If the currency
is higher than
normal, check
the hotter
components,
then replace it.

Yes

Check
power key
is ok?

No

OVER

Check the supply
power’s voltage

Yes

Replace U0501

Test U1001 ‘s
26M signal

Yes

Replace U1001

Check U0501
soldering

No

Re-solder or

Replace U0501

Replace Main PCBA

Yes

No

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Содержание Studio J1

Страница 1: ...No 20160406 Studio J1 Service Manual...

Страница 2: ...list Chart 4 Repair tool 12 Chart 5 Disassembling procedure and Assembling procedure 13 22 5 1 Disassembling procedure 5 2 Disassemble loss material 5 3 Assembling procedure Chart 6 Soldering compone...

Страница 3: ...anual provides the technical information to support the service activity of this products This document contains highly confidential information so any or all of this document should not be revealed t...

Страница 4: ...ncy 1 3GHz Dual core Memory type EMMC LPDDR3 ROM 8GB RAM 4Gb OS Android 6 0 Display size 3 97 Material TN resolution WVGA Front Camera 0 3M Primary Camera 2 0M SIM Card 1 2 System WCDMA GSM GPRS EDGE...

Страница 5: ...Chart 3 Explode view and Part list 3 1 Explode view...

Страница 6: ...SSY 1 2 B Cover ASSY 1 3 C Cover ASSY 1 4 Front camera M4610000505LA 1 5 Receiver M5010000118LA 1 6 Battery M2330000596LA 1 7 Motor M4810000096LA 1 8 Main PCBA M6810501827LA 1 9 2M_Camera M4620000190L...

Страница 7: ...Hot Air Gun Hot Air Gun Soldering Iron Tin Solder Wire ESD Glove Picture Name ESD Wrist Strap Plastic Opening Card Cotton Swabs Alcohol Card inject tool Picture Name Multimeter DC Power supply Solderi...

Страница 8: ...cover 1 Using your fingernail insert into gap between phone and C cover and sliding along the around of phone to release hook then C cover will be removed 2 Remove Battery 1 Remove battery with tweez...

Страница 9: ...cover to release hook then B cover will be removed 5 Remove Main PCBA_1 1 Remove 2 PCS screws 2 Remove side key reinforcement plate 3 Disconnect the TP connector 4 Remove Receiver with tweezers 5 Rem...

Страница 10: ...3 Remove 2pcs Conductive Fabric with tweezers 4 Remove 4PCS Conductive Foam with tweezers 8 Remove TP IC Conductive Fabric 1 Remove TP IC Conductive Fabric with tweezers 2 Remove Front Camera Foam wi...

Страница 11: ...on name Picture Operation and note 10 Remove back camera lens 1 Remove the lens from the rear shell by hand 11 X3512_disassembling procedure have been completed X3512_disassembling procedure have been...

Страница 12: ...1 M6320000338LA 2 4 X3512_PCB_CONDUCTION_FOAM_2 M6320000339LA 1 5 X3512_TPIC_CONDUCTION_FABRIC M6360000352LA 1 6 X3512_SPK_CONDUCTION_FABRIC M6360000353LA 3 7 X3512_TPIC_INSULATION_MYLAR M6340000616LA...

Страница 13: ...2 Assemble TP_IC Conductive Fabric and Front Camera Foam 1 Assemble front camera seal Foam into the A shell 2 Assemble TP_IC conductive Fabric into the A shell 3 Assemble TP_IC Insulation Mylar into t...

Страница 14: ...CS 4 Assemble LCD Conductive foam 3 into the PCBA 1PCS 5 Assemble Side key component Moto speaker receiver front camera main camera 1 Assemble main camera into the PCBA 2 Assemble Receiver into the PC...

Страница 15: ...PCBA 2 Assemble LCD_FPC into locker mechanism completely as left picture shown 8 Assemble BT_WIFI_ GPS antenna main antenna 1 Assemble BT_WIFI_GPS antenna main antenna into the B shell 2 Fixed column...

Страница 16: ...Picture Operation and note 10 Assemble SIM1 CARD SIM2 CARD T CARD 1 Assemble SIM1 CARD SIM2 CARD T CARD 11 Assemble Battery 1 Assemble Battery into the A shell 12 Assemble back camera lens 1 Assemble...

Страница 17: ...NO Operation name Picture Operation and note 13 Assemble C shell component 1 Assemble C shell componen 14 Assemble completely Assemble completely 15...

Страница 18: ...Chart 6 Soldering components for L2 repair Main PWB Top 6 1 Component layout...

Страница 19: ...Chart 6 Soldering components for L2 repair 6 1 Component layout Main PWB Bottom...

Страница 20: ...11000198LA 2 4 TF Card connector J1202 M4212000072LA 1 5 Main camera connector BTB_Connector J1001 M4313010047LA 1 6 LCD connector and TP connector J0901 M4313010047LA 1 7 Battery connector J0501 M431...

Страница 21: ...are Or Restore factory setting YES OVER Check assembly disassemble is OK or Bad No YES OVER Seek help No Start YES No power check battery connector No Check have power or Upgrade to latest software Ye...

Страница 22: ...line connector opened reconnect it If line damaged or circuit opening replace a new one Replace Main PCBA No No signal No Display or Display issue Start Check if it is power issue YES Go to power issu...

Страница 23: ...resetting factory Main camera doesn t work or front camera doesn t work Main camera doesn t work Update software or resetting factory YES Over No Check the camera is ok or not No Check Connector J1001...

Страница 24: ...version And update new software No Check Sidekey fpc soldering problem YES OVER YES Soldering repair Replace Main PCBA No Not recognize SIM card Start Update new software or Resetting factory No Check...

Страница 25: ...Check antenna and its contactor YES OVER Replace Main PCBA YES Change Antenna of contactor No GPS BT Wi_Fi issue No ringtone Start Update new software or Resetting factory No Check Speaker is ok or no...

Страница 26: ...Outgoing audio issue Start Update new software or Resetting factory No Check MIC is ok or not YES OVER Replace Main PCBA YES Change MIC No Check soldering problem YES Resolder...

Страница 27: ...Chart 8 Main boards layout TOP...

Страница 28: ...Bottom...

Страница 29: ...tor 26MHz M2211602658LA X1501 1 3 CPU M1110011280LA U1001 1 4 eMMC LPDDR3 M1115100254LA U0601 1 5 3G RF_PA M1152060039LA U1402 1 6 2G RF_PA M1152014287LA U1401 1 7 RF_PA M1154011107LA U1303 1 8 Backli...

Страница 30: ...Chart 9 Mobile working principle and Fault analysis 9 1 Mobile work principle...

Страница 31: ...rt Check fault is OK or Bad YES OVER No Upgrade to latest software Or Restore factory setting No Check assembly disassemble is OK or Bad YES OVER Check the corresponding fault circuit is ok or bad See...

Страница 32: ...wer on currency if abnormal YES If the currency is higher than normal check the hotter components then replace it Yes Check power key is ok No OVER Check the supply power s voltage Yes Replace U0501 T...

Страница 33: ...power issue YES Go to power issue No 1 Check software version 2 Exclude LCD issue No Check Connector J0801 no damage YES OVER YES Change J0801 Check signal LEDA LEDK if unnormal YES Change U0900 No Ch...

Страница 34: ...damaged or not YES Replace TP No Check software version And update new software No Check Connector J0900 no damage YES OVER YES Change J0900 Check VIO18 VGP1 YES Change U0401 No Check U1001 YES Chang...

Страница 35: ...esetting factory YES Over No Check the camera is ok or not No Check the Connector no damage YES Replace a new one YES Change the connector Check Power AVDD DVDD if unnormal YES Change U0401 No Replace...

Страница 36: ...not YES Replace Keypad No Check software version And update new software No Check Connector soldering of sidekey fpc YES OVER YES Soldering repair Check T1206 7 8 YES Change abmoral one No Check U1001...

Страница 37: ...date new software or Resetting factory No Check SIM connector whether damaged YES OVER YES Change the SIM connector No Check power voltage is not ok YES Change U0401 Check SIO SCLK SRST is not ok YES...

Страница 38: ...WIFI GPS FM failure Start Update new software or Resetting factory No Check antenna and its contactor YES OVER Check U1001 YES Change U1001 Replace Main PCBA YES Change Antenna No No...

Страница 39: ...No ringtone Start Update new software or Resetting factory No Check Speaker is ok or not YES OVER Replace Main PCBA YES Change speaker No CheckU401 YES Change U0401 No No...

Страница 40: ...tart Update new software or Resetting factory No YES OVER Check the power supply voltage is Ok or not YES Change U0401 No Replace Main PCBA Test U1100 s SCL2 and SDA2 resistance value is normal or not...

Страница 41: ......

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