Blu Studio XL2 User manual

No.20160406
Studio XL2 Service Manual

Contents
Chart 1 Product introduction · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·3--4
1.1 Product view
1.2 Product Feature
Chart 2 Software update procedure · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 5-9
2.1 Preparation
2.2 Upgrade procedure
Chart 3 Explode view and Part list · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 10-11
3.1 Explode view
3.2 Part list
Chart 4 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
9.2 Mobile fault analysis
L1
L2
L3
&
L4

Chart 1.Product introduction
This 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

1.2 Product Feature
Phone size 165.7*83.6*9.1mm
CPU MT6737V/WAZA
Main CPU frequency 1.25Ghz 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 Ye s
FM Yes
Battery 4900mAh
USB 5pin micro USB, USB 2.0

Chart 3 Explode view and Part list
3.1 Explode view

3.2 Part list
NO.
Name
QTY
1 A Cover ASSY M5690000014LA
M5690000015LA
1
2 B-Cover ASSY / 1
3 C-Cover ASSY / 1
4Front camera M4620000138LA 1
5Receiver M5010000100LA 1
6Battery M2330000544LA 1
7Motor M4810000060LA 1
8Main PCBA M6810501561LA 1
9Sub PCBA M6830000546LA 1
10 5M_Camera M4620000207LA 1
11 Speaker M4910000180LA 1
12
13
14
15
16

Chart 4 Repair tool
Picture
Name 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

Chart 5 Disassembling procedure and Assembling procedure
NO.
Operation
name
Picture
Operation
and note
1Remove C 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 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.
3Remove 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 Disassembling procedure

NO.
Operation
name
Picture
Operation
and note
4Remove Main PCBA
1:Remove 1 PCS screws
2:Remove side key reinforcement
plate
3:Disconnect the TP connector
4:Remove moto with tweezers
5:Disconnect the PCBA connector
6:Remove 2PCS Support Foam
5Remove 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
6Remove Battery
1:Remove battery with tweezers

NO.
Operation
name
Picture
Operation
and note
7Remove front
camera
1:Remove front camera with
tweezers
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

NO.
Operation
name
Picture
Operation
and note
10
Remove Coaxial
cable
1.Remove Coaxial cable
with tweezers.
11
Remove
Dis rubber
and receiver
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

NO.
Operation
name
Picture
Operation
and note
13 Remove side 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

5.2 Disassemble loss material
NO.
Name
QTY
1SPK_BOX_SEAL_FOAM M6320000251LA 1
2FRT_CAM_SEAL_FOAM M6320000252LA 1
3CAM_DECO_CONDUCTIVE_FOAM M6320000253LA 1
4LCM_CONDUCTIVE_FABRIC M6360000300LA 1
5PCB_CONDUCTIVE_FOAM M6320000267LA 1
6TP_IC_CONDUCTIVE_FABRIC M6360000309LA 1
7USB_SEAL_MYLAR M6340000600LA 1
8SHIELD_CONDUCT_FABRIC M6360000327LA 2
9SUPPORT_FOAM M6320000301LA 2
10 PCB_INSULATION_MYLAR M6340000572LA 1
11 RH_SUPPORT_FOAM M6330000287LA 1

NO.
Operation name
Picture
Operation and note
1
Assemble Front
Flash lens
1：Assemble front flash lens , as left picture
2
Assemble
TP&LCD on A
shell
1. Insert the TP FPC into 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

NO.
Operation name
Picture
Operation and note
4Assemble receiver
1：Assemble receiver into the A shell
5
Assemble Sign Light
seal Rubber, DIS
sensor 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）

NO.
Operation name
Picture
Operation and note
7
Assemble 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
9Assemble coaxial
cable connector
1.Assemble Coaxial cable connector

NO.
Operation name
Picture
Operation and note
10 Assemble main
pcba
1：Assemble main 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.

NO.
Operation name
Picture
Operation and note
13 Assemble tp ic and
lcd connector
1.Assemble TP-IC and LCD FPC into
locker mechanism completely, as left picture
shown;
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

NO.
Operation name
Picture
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

NO.
Operation name
Picture
Operation and note
19
Assemble
BT_WIFI_ GPS
antenna，main
antenna，and
div antenna
1：Assemble BT_WIFI_GPS antenna，
main antenna and div antenna 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