Acer F900 Disassembly Requirements, General Information, Related Information, Disassembly Process

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Chapter 3

Machine Disassembly and Replacement

This chapter contains step-by-step procedures on how to disassemble and reassemble the smartphone for maintenance and troubleshooting.

IMPORTANT:The use of metal tools during disassembly may damage the casing. Use plastic tools where possible.

IMPORTANT:Cover the work area with a clean, dry, lint-free cloth before placing the smartphone face down.

Disassembly Requirements

To disassemble the smartphone, you need the following tools:

Wrist grounding strap and conductive mat to prevent electrostatic discharge

A clean, dry, lint free cloth to prevent damage to the LCD during disassembly

Plastic pry less than or equal to 0.96 mm thickness

Tweezers (plastic and metal)

NOTE: The screws for the different components vary in size. During the disassembly process, group the screws with the corresponding components to avoid mismatch when putting back the components.

Related Information

The product previews seen in the disassembly procedures may not represent the final product color or configuration.

General Information

Pre-disassembly Instructions

IMPORTANT:Before proceeding with the disassembly procedure, make sure that you do the following:

1.Turn off the power to the system.

2.Unplug the USB adapter and all other cables from the system.

3.Cover the work area with a clean, dry, lint-free cloth to protect the LCD panel.

4.Place the system on a flat, stable surface.

Disassembly Process

The disassembly process is divided into the following sections:

External components disassembly

Main unit disassembly

The flowcharts provided in the succeeding disassembly sections illustrate the entire disassembly sequence. Observe the order of the sequence to avoid damage to any of the hardware components.

Main Screw List

 

Screw

Quantity

Part Number

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Chapter 3

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Contents F900 Smartphone Service Guide Revision History Copyright Conventions Preface Page Table of Contents Serial Number Definition FRU Field Replaceable Unit List Chapter FeaturesLight sensor Software pre-loaded US B System Block DiagramDescription Your Acer Smartphone tourViews Processor Specification Hardware Specifications and ConfigurationsWiFi Specification System Memory SpecificationTFT Specification Camera SpecificationBattery Life Bluetooth SpecificationFM Radio Specification Battery SpecificationSystem Requirements Mode SwitchingSoftware Upgrade Procedure Using the EUU For distributor or service center Page Following screen displays Page Page General Information Disassembly RequirementsPre-disassembly Instructions Disassembly ProcessExternal Modules Disassembly Flowchart External Module Disassembly ProcessRemoving the Stylus Removing the Mini-SD Card Page Removing the Back Cover Removing the Battery Removing the SIM Card Screw List Step Quantity Main Unit Disassembly ProcessMain Unit Disassembly Flowchart Step Screw Quantity SIM Board M1.6*1.5 Step Screw Quantity Screw Type Upper Cover M1.6*5 Removing the Upper CoverStep Screw Quantity Screw Type Upper Cover M1.6*1.5 Page Chapter Page Removing the LCD Module Chapter Step Screw Quantity Screw Type Mainboard M1.6*2 Removing the MainboardStep Screw Quantity Screw Type Chapter Removing the Vibration Module Removing the Receiver Module Step Screw Quantity Screw Type SIM Board M1.6*1.5 Removing the SIM BoardDisconnect the FFC from the SIM Board Removing the Camera Shielding Removing the Camera Module Removing the Middle Cover Replacing the Middle Cover Replacing Internal Module ComponentsPage Chapter Replacing the Camera Module Replacing the SIM Board Replacing the Camera ShieldingStep Screw Quantity Screw Type SIM Board M1.6*1.5 Replacing the Vibration Module Replacing the Receiver ModuleReplacing the Mainboard Step Screw Quantity Screw Type Replacing the LCD Module Replacing the Upper Cover Page Replacing the SIM Card Replacing the Back Cover Replacing the BatteryReplacing the Mini-SD Card Replacing the Stylus Chapter RUN in and Discharge Tests Using DebugSwitcher Function TestingFM Receiver, Audio and GPS1 Tests Camera Test Function Testing Page Function Testing Sensor and Light Sensor Tests TV-out and GPS2 Test Tools Using the Windows Mobile Test SystemTesting Item Procedure Guidelines Satellite searching statusChapter Code Description Serial Number DefinitionDigit numeric year and week code as above Acer SnidFRU Field Replaceable Unit List Description Part Number Touchscreen 60.H420S.004 F900 Smartphone Exploded DiagramDescription Part Number Acer P/N F900 Smartphone FRU ListRECEIVER.F900 Optical Device CAMERA.F900 Appendix a Online Support InformationAppendix a Index