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Blu Studio XL2, Руководство по обслуживанию, Страница: 26 / 46

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Chart 7 Mobile fault analysis for L2

Any question

Start

Upgrade to
latest software
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

Yes

Check 
power key 
is ok?

No

Replace side key

Replace Main PCBA

Doesn’t switch on

Содержание Studio XL2

Страница 1: ...No 20160406 Studio XL2 Service Manual ...

Страница 2: ... Repair tool 12 Chart 5 Disassembling procedure and Assembling procedure 13 28 5 1 Disassembling procedure 5 2 Disassemble loss material 5 3 Assembling procedure Chart 6 Soldering components for L2 repair 29 31 6 1 Component layout 6 2 Part list Chart 7 Mobile fault analysis for L2 32 37 Chart 8 Main board 38 40 Chart 9 Mobile working principle and Fault analysis 41 54 9 1 Mobile work principle 9 ...

Страница 3: ...manual 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 to any third party 1 1 Product view ...

Страница 4: ... 25Ghz Quad core Memory type eMMC LPDDR3 ROM 16GB RAM 16Gb OS Android 6 0 Display size 6 0 Material G F resolution HD Front Camera 5 0M Primary Camera 13 0M SIM Card 1 2 System FDD LTE WCDMA GSM GPRS EDGE GPS Yes Blue tooth Yes Wifi Yes FM Yes Battery 4900mAh USB 5pin micro USB USB 2 0 ...

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

Страница 6: ... 1 2 B Cover ASSY 1 3 C Cover ASSY 1 4 Front camera M4620000138LA 1 5 Receiver M5010000100LA 1 6 Battery M2330000544LA 1 7 Motor M4810000060LA 1 8 Main PCBA M6810501561LA 1 9 Sub PCBA M6830000546LA 1 10 5M_Camera M4620000207LA 1 11 Speaker M4910000180LA 1 12 13 14 15 16 ...

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 Multi meter DC Power supply Soldering station Tweezers Screw driver ...

Страница 8: ...phone to release hook then C cover will be removed 2 Remove battery and Remove 16pcs screws 1 Remove 16pcs screws with screw drivers there are two kinds of screws that have been marked with red and blue circle separately 3 Remove B cover 1 Using your fingernail insert into gap between A cover and B cover and sliding along the around of A cover to release hook then B cover will be removed 5 1 Disas...

Страница 9: ...nector 4 Remove moto with tweezers 5 Disconnect the PCBA connector 6 Remove 2PCS Support Foam 5 Remove SUB PCBA 1 Disconnect coaxial cable connector with tweezers 2 Disconnect SUB FPC connector with tweezers 3 Remove speaker with tweezers 4 Remove Mic with tweezers 5 Remove speaker foam with tweezers 6 Remove Battery 1 Remove battery with tweezers ...

Страница 10: ...weezers 8 Remove main camera 1 Remove main camera with tweezers 9 Remove Earth Conductive Sponge Support Foam Insulation Mylar 1 Remove Earth Conductive Sponge with tweezers 2 Remove Support Foam with tweezers 3 Remove Insulation Mylar with tweezers 4 Remove Shield Conductive Fabric with tweezers ...

Страница 11: ... 1 Remove dis rubber with tweezers 2 Remove receiver with tweezers 12 Remove LCM Conductive Fabric TP IC Conductive Fabric PCBA Conductive Sponge Insulation Mylar 1 Remove LCM Conductive Fabric with tweezers 2 Remove TP IC Conductive Fabric with tweezers 3 Remove PCBA Conductive Sponge with tweezers 4 Remove Insulation Mylar with tweezers ...

Страница 12: ... key component 1 Remove the side key from the rear shell bayonet with tweezers 14 Remove back camera lens 1 Remove the lens from the rear shell by hand 15 X6068_S2 disassembling procedure have been completed X6068_S2 disassembling procedure have been completed ...

Страница 13: ...NDUCTIVE_FOAM M6320000253LA 1 4 LCM_CONDUCTIVE_FABRIC M6360000300LA 1 5 PCB_CONDUCTIVE_FOAM M6320000267LA 1 6 TP_IC_CONDUCTIVE_FABRIC M6360000309LA 1 7 USB_SEAL_MYLAR M6340000600LA 1 8 SHIELD_CONDUCT_FABRIC M6360000327LA 2 9 SUPPORT_FOAM M6320000301LA 2 10 PCB_INSULATION_MYLAR M6340000572LA 1 11 RH_SUPPORT_FOAM M6330000287LA 1 ...

Страница 14: ...to the A shell 2 Insert the LCD FPC into the A shell 3 complete as left second picture 3 Assemble TP_IC Conductive Fabric LCM Conductive Fabric Pcb_Conduc tive_Foam Insulati on Mylar Front camera seal foam 1 The conductive Fabric conductive Foam Front camera seal Foam Mylar in accordance with the left assembly 2 Assemble front camera seal foam 5 3 Assembling procedure ...

Страница 15: ... Rubber 1 Assemble Sign Light seal Rubber and DIS sensor Rubber into the A shell 6 Assemble Conductive Fabric Conductive Foam Support Foam seal Mylar 1 Assemble Conductive fabric into the Main PCBA 2pcs 2 Assemble Conductive foam into the Main PCBA 1pcs 3 Assemble support foam into the Main PCBA 1pcs 4 Assemble seal Mylar into the Main PCBA 1pcs ...

Страница 16: ...mble side key component 1 Assemble side key component and motor into the main PCBA 8 Assemble front camera Assemble back camera 1 Assemble front camera back camera into the main PCBA 9 Assemble coaxial cable connector 1 Assemble Coaxial cable connector ...

Страница 17: ...PCBA into the A shell 2 Assemble 2 pcs screws buckle board on A shell 11 Straighten out the same axis 1 The coaxial line is fixed in the groove 12 Assemble coaxial cable connector and motor Tear off side key adhesive protect film Assemble side key component Assemble motor into A shell ...

Страница 18: ...2 Close the locker with tweezers as left picture shown 14 Assemble mic and Speake 1 Mic red is positive black line is negative 2 Speaker red is positive black line is negative 15 Assemble SUB board 1 Assemble SUB FPC into locker mechanism completely as left picture shown 2 Assemble Coaxial cable connector 3 Assemble Mic into A shell 4 Assemble Speaker into A shell ...

Страница 19: ...Operation and note 16 Assemble Speake Foam 1 Assemble Speaker BOX Foam into A shell as left picture shown 17 Assemble Support Foam 1 Assemble Support Foam into the A shell 18 Assemble Battery 1 Assemble Battery into the A shell ...

Страница 20: ...into the B shell 2 Fixed column 20 Assemble side key component 1 Assemble side key component into the B shell 2 Both sides of the side button in the back shell bone position 21 Assemble B shell component 1 Assemble B shell component 2 1 Fist assemble 16 screws at marked position 3 there are two kinds of screws that have been marked with red and blue circle separately ...

Страница 21: ...Picture Operation and note 22 Assemble SIM1 CARD SIM2 CARD T CARD 1 Assemble SIM1 CARD SIM2 CARD T CARD 23 Assemble back camera lens 1 Assemble back camera lens 24 Assemble C shell component 1 Assemble C shell component ...

Страница 22: ...NO Operation name Picture Operation and note 25 Assemble completely Assemble completely ...

Страница 23: ...Chart 6 Soldering components for L2 repair Main PWB Top Main PWB Bottom 6 1 Component layout Side key connector ...

Страница 24: ...Chart 6 Soldering components for L2 repair Antenna Board Top Antenna Board Bottom 6 1 Component layout ...

Страница 25: ... 6 Normal SIM card Connector J1101 M4211000259LA 1 7 TF Card connector J1103 M4212000054LA 1 8 Main camera connector BTB Connector J901 M4311100535LA 1 9 LCD connector and TP connector J802 M4313010033LA 1 10 Battery connector J5010 M4313010033LA 1 11 Touch Shrapnel for RF E0104 5 6 M5311000063LA 3 12 Motor M4810000060LA 1 13 MIC M4710000087LA 1 14 Speaker M4910000178LA 15 USB Connector J1201 M431...

Страница 26: ...ware 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 Yes Check power key is ok No Replace side key Replace Main PCBA Doesn t switch on ...

Страница 27: ... 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 issue No 1 Check software version 2 LCD defective No YES Update software or change A cover Assy Replace Main PCBA Check Connector J802 no damage YES Change J1101 No ...

Страница 28: ... or 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 J901 no damage YES Replace a new one YES Change J1301 Replace Main PCBA No No No Check the camera is ok or not No Check Connector J902 no damage YES Replace a new one YES Change J1302 Replace Main PCBA...

Страница 29: ... bad YES OVER YES Soldering repair Replace Main PCBA No Not recognize SIM card Start Update new software or Resetting factory No Check Normal SIM card connector whether damaged YES OVER YES Change J1402 No Replace Main PCBA Check Mirco SIM card connector whether damaged YES Change J1403 No Replace Main PCBA Normal SIM doesn t work Micro SIM doesn t work ...

Страница 30: ...ain 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 not YES OVER Check ZIF J0101 damaged YES Change J0101 No Replace Main PCBA YES Change speaker No Check Speaker soldering is ok or not YES Soldering repair ...

Страница 31: ... issue Start Update new software or Resetting factory No Check MIC is ok or not YES OVER Check J0101 damaged YES Change J0101 No Replace Main PCBA YES Change speaker No Check soldering is ok or not YES Change damage ...

Страница 32: ...Chart 8 Main boards layout TOP ...

Страница 33: ...Bottom ...

Страница 34: ...U0401 1 5 eMMC LPDDR3 M1115100236LA U0901 1 6 RF Transceiver IC M1110012063LA U1501 1 8 3 4G RF_PA M1152014278LA U1601 1 9 2G RF_PA M1152014277LA U1708 1 10 Antenna Switch M1180070014LA U201 1 10 RF_PA M1154020022LA U1802 1 11 M1142110031LA U1906 1 12 K Audio PA M1152012055LA U1001 1 13 ALS PS Sensor M1162010017LA U1202 1 14 Acceleration Sensor M1142060029LA U1201 1 8 2 Part list ...

Страница 35: ...Chart 9 Mobile working principle and Fault analysis 9 1 Mobile work principle ...

Страница 36: ...art 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 Seek help No Function test Replace Main PCBA ...

Страница 37: ... 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 U0601 No Test X0501 s signal 32 768KHz Yes Replace X0501 Test U1503 s 26M signal Yes Replace U1503 Check U0401soldering Yes Re solder or Replace U0401 Check U0901 soldering No No Yes Re solder or Replace U0901 Replace Main PCBA ...

Страница 38: ...s power issue YES Go to power issue No 1 Check software version 2 Exclude LCD issue No Check Connector J802 no damage YES OVER YES Change J1101 NO Check signal LEDA LEDK if unnormal YES Change U1101 No CheckU0401 YES Change U0401 Replace Main PCBA ...

Страница 39: ...r not YES Replace TP No Check software version And update new software No Check Connector J1102 no damage YES OVER YES Change J1102 Check VIO18 VIO28 YES Change U0501 No Check U0401 YES Change U0401 Replace Main PCBA No TP issue ...

Страница 40: ...r resetting 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 unnormal YES Change U0601 No Replace Main PCBA CheckU0401 YES Change U0401 ...

Страница 41: ...ce Keypad No Check software version And update new software No Check Connector soldering of sidekey fpc YES OVER YES Soldering repair Check resistance of R1401 2 3 YES Change unmoral one No CheckU0401 YES Change U0401 Replace Main PCBA Keypad issue ...

Страница 42: ...pdate 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 U0601 YES Change U0401 Replace Main PCBA Check SIO SCLK SRST is not ok ...

Страница 43: ... or Resetting factory No Check antenna and its contactor YES OVER YES Change U1906 No CheckU0401 YES Change U0401 Replace Main PCBA YES Change Antenna No Check supply voltage for U1906 is unnormal YES Change U0601 Check U1906 whether isn t normal ...

Страница 44: ... No Check Speaker is ok or not YES OVER YES Change J0101 No Check U1001 have normal signal YES Change U1001 Replace Main PCBA YES Change speaker No Check speaker soldering is ok or not YES Soldering repair CheckU0601 YES Change U0601 No No Check J0101 damaged ...

Страница 45: ...kless YES OVER Check the power supply voltage is not ok YES Change U0601 No Replace Main PCBA YES Clean dust or change TP No Test U1202 s SCL2 and SDA2 resistance value is normal or not YES Replace U1202 and check if accelerator are OK or not Test U0401 s SCL2 and SDA2 resistance value isn t normal YES Re solder U0401 No ...

Страница 46: ...power supply voltage is Ok or not YES Change U0601 No Replace Main PCBA Test U1201 s SCL2 and SDA2 resistance value is normal or not YES Replace U1201 and check if gyro compass And accelerator are OK or not Test U0401 s SCL2 and SDA2 resistance value is normal or not YES Re solder U0401 No ...

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