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X377

L2 Service Manual

B) CAUTIONS

I.

Flashing & Servicing must be undertaken by qualified personnel only.

II.

Ensure all work is carried out at an anti-static workstation and that an anti-static wrist strap is worn.

III.

Use only approved Tools & components as specified in the parts list.

IV.

Ensure all components, modules, screws, and insulators are correctly re-fitted after servicing and
alignment

V.

Ensure all cables and wires are repositioned correctly if Handset disassembled

VI.

Electrostatic discharge can easily damage the sensitive components of electronic products.
Therefore, Service Centre must adhere the precautions which mentioned above.

C) SERVICE DETAILS

Bluetooth plot

MIC

USB

CPU

PA

SD

SIM1

SIM2

Earphone
connector

Speaker

Torch

MIC

BT
Antenna

Содержание X377

Страница 1: ...N A Chipset SC6531E Android Version NA Frequency 900 1800mHz Network Mode GSM Rom 32Mbit RAM 32Mbit Internal SD Card memory NA Expandable Memory Support up 16 GB T card Factory mode code 2020 Good Ear...

Страница 2: ...s list IV Ensure all components modules screws and insulators are correctly re fitted after servicing and alignment V Ensure all cables and wires are repositioned correctly if Handset disassembled VI...

Страница 3: ...X377 L2 Service Manual SYMPTOMS 1 Does not power on LCD...

Страница 4: ...No display 3 Touch panel not working Feature phone not support Touch function 4 Proximity Sensor not working Feature phone not support this function 5 G sensor not working Feature phone not support th...

Страница 5: ...X377 L2 Service Manual 7 Charging issue Keypad Usb Port...

Страница 6: ...Camera not working Not support this function 9 Rear Camera not working Not support this function 10 Vibrator not working Not support this function 11 WiFi BT not working Not support this function 12...

Страница 7: ...X377 L2 Service Manual 13 FM not working 14 Receiver not working CPU Earphone 2 in 1...

Страница 8: ...X377 L2 Service Manual 15 Earphone not working 16 MIC not working Earphone...

Страница 9: ...X377 L2 Service Manual 17 GPS not working No this function 18 Speaker not working Thanks For any Query or suggestion Please write to tech help micromaxinfo com mic 2 in 1...

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