Micromax A94 User manual

A94 service manual

content

• 1、 Product introduce..………..p3-p4

• 2、 Disassembly guide ……….p5-p17

• 3、Structure parts diagram…..p18

• 4、 Repairing guide …………...p19-p29

Product introduce

Product introduce

• Model ：A94

• Product size：137*66.6*9.6mm

• Platform：BCM23550，quad-core 1.2GHz

• Memory： 4GB+4Gb (e-MMC&LPDDR2）

• System：Android 4.2

• Frequency band: WCDMA：2100，GSM：900/1800MHz

• Battery： 1800mAh

• charger: Travel charger

• USB cable: MICRO 5PIN

• earphone： 3.5 jack

• LCD&TP： 4.5 FWVGA, Capacitance TP， multi-point touch

• Camera：5.0M front and 5.0M rear CMOS

• Support：BT2.1，WIFI，FM，NTC。

• Support：3D graphics accelerator，accelerator sensor, distance

sensor, light feeling sensor。

Disassembly guide

• 1. Tools list

Tweezer /Cross screw driver/Solder/Tommy bar/hot gun

Disassembly guide

• 2. Battery caver disassembly

• open the battery cover，as the Fig. 1

Fig. 1

Battery cover

Disassembly guide

• 3. Back caver disassembly

• 1） Unscrew 11 screws in back cover ，as the Fig.2；

Fig. 2

Disassembly guide

• 2） Disassemble back cover with Tommy bar ，as the Fig.3；

Fig.3

Back cover SPK

Disassembly guide

• 4.Main board and front cover disassembly

• 1）The main components of distribution，as the Fig.4；

Fig.4

Main PCB

Earphone con

TP con

8M camera

USB con

5M camera

LCD con

SIM2 card con

SIM1 card con

T card con

BAT con

RF cable

vibrator

MIC

ANT clip

Disassembly guide

• 2）remove 1 screws and open the LCD con.& TP con. ，and

remove the volume key FPC & power key FPC as the Fig.5；

Fig.5

LCD con

TP con

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