Internal Microphone Failure, Microphone Problems | Acer 4330, 4730Z

Internal Microphone Failure

If the internal Microphone fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs:

Microphone Problems

If internal or external Microphones do no operate correctly, perform the following actions one at a time to correct the problem.

1.Check that the microphone is enabled. Navigate to Start´ Control Panel´ Hardware and Sound´ Sound and select the Recording tab.

2.Right-click on the Recording tab and select Show Disabled Devices (clear by default).

3.The microphone appears on the Recording tab.

4.Right-click on the microphone and select Enable.

5.Select the microphone then click Properties. Select the Levels tab.

6.Increase the volume to the maximum setting and click OK.

7.Test the microphone hardware:

a.Select the microphone and click Configure.

b.Select Set up microphone.

c.Select the microphone type from the list and click Next.

d.Follow the onscreen prompts to complete the test.

8.If the Issue is still not resolved, see “Online Support Information” on page 185.

136

Chapter 4

Image 146

Acer 4330, 4730ZG manual Internal Microphone Failure, Microphone Problems, Select Set up microphone

Contents

Aspire 4730Z/4730ZG/4330 Series Service Guide Revision History Copyright Conventions Preface Page Table of Contents 129 Model Definition and Configuration 166 Table of Contents Features Chapter Communication Dimensions and WeightPower subsystem Privacy control Environment System Block Diagram Intel Penryn Processor Icon Description Your Acer Notebook tourFront View Closed Front View Left View Right View Rear View Bottom View Icon Function Description IndicatorsEasy-Launch Buttons Touchpad Basics with fingerprint reader Function Left Button Right Button Main touchpad Using the Keyboard Lock Keys and embedded numeric keypad Windows Keys Key Description Hot Keys Hotkey Icon Function Description US dollar sign Euro symbolSpecial Key Using the System Utilities Acer GridVista dual-display compatiblePage Hardware Specifications and Configurations Processor Specification Cache Specification System Memory Specification Bluetooth Interface Specification Graphics Controller SpecificationLAN Interface Specification Memory Combinations Slot Total Memory Wireless Module 802.11b/g Specification Hard Disk Drive Interface Specifications Combo Drive Module Specification DVD Super-Multi Combo Module Specification Sata Card Reader Specification Audio Interface Specification Battery Specification USB Interface SpecificationKeyboard Specification LCD Specification AC Adapter Specification LCD Camera SpecificationLCD Inverter Specification System Power Management Specification Bios Setup Utility Navigating the Bios Utility Information Parameter Description Main Parameter Description Format/Option Parameter Description Option Enabled orSecurity Clear or Set Setting a Password Removing a Password Changing a Password Boot IDE0 WDC WD1600BEVT-22ZCT0 Exit Exit Saving Changes Bios Flash Utility Chapter Remove HDD/BIOS Utility Remove HDD Password Key in biospw 14452 Remove Bios Password Removing Bios Passwords Chapter Machine Disassembly and Replacement Disassembly Requirements General Information Pre-disassembly InstructionsDisassembly Process Main Screw List Quantity Part Number Screw List Step Quantity Color External Module Disassembly ProcessExternal Modules Disassembly Flowchart Removing the Battery Pack Removing the SD dummy card Removing the ExpressCard dummy card Removing the Lower Covers Step Size Quantity Screw Type Remove the HDD cover as shown Remove the Wlan cover as shown Removing the Dimm Modules Removing the Wlan Module Step Size Quantity Screw Type Wlan Module M2*3 NL Detach the Wlan board from the Wlan socket Chapter Removing the Hard Disk Drive Module Step Size Quantity Screw Type HDD Carrier M3*3 NL Remove the HDD from the carrier Removing the Optical Drive Module Step Size Quantity Screw Type ODD Module M2.5*5NL Step Size Quantity Screw Type ODD Bracket M2*3 NL Page Main Unit Disassembly Process Removing the Switch Cover Step Size Quantity Screw Type Switch Cover M2*3NL Chapter Removing the Keyboard Chapter Removing the Antenna Chapter Page Removing the LCD Module Step Size Quantity Screw Type LCD Module M2.5*8NL Step Size Quantity Screw Type Removing the Upper Cover Step Size Quantity Screw Type Upper Cover M2.5*8 NL Step Size Quantity Screw Type Upper Cover M2.5*5 NL Shown Page Removing the Touch Pad Bracket Touch Pad Bracket Removing the Finger Print Reader Removing the Launch Board Step Size Quantity Screw Type Launch Board M2*3 NL Removing the Speaker Module Step Size Quantity Screw Type Speaker M2*3 NL Remove the Speaker Module from the upper cover Chapter Removing the Switch Board Removing the Touch Pad Board Removing the I/O Board Step Size Quantity Screw Type Board M2.5*5 NL Disconnect the I/O Board cable and remove the board Chapter Removing the Bluetooth module Step Size Quantity Screw Type Bluetooth Board M2*3 NL Disconnect the cable from the mainboard Chapter Removing the Modem Module Step Size Quantity Screw Type Modem Module M2*3 NL Removing the Main Board Step Size Quantity Screw Type Mainboard M2.5*5 NL Chapter Removing the Thermal Module Step Size Quantity Screw Type Thermal Module M2.5*6.5 Removing the CPU Removing the CPU Fan Step Size Quantity Screw Type CPU Fan M2*4-NI NL Lift the Fan module clear of the Mainboard Removing the Hdmi Module Step Size Quantity Screw Type Hdmi Module M2*4-NI NL LCD Module Disassembly Process Removing the LCD Bezel Step Size Quantity Screw Type LCD Bezel M2.5*5 NL Chapter Removing the Inverter Board Step Size Quantity Screw Type Inverter Board M2.5*5 NL Removing the Camera Module Step Size Quantity Screw Type Camera Module M2*3 NL Lift the Camera Module clear of the LCD Module Removing the LCD Panel Step Size Quantity Screw Type LCD Panel M2.5*5 NL Removing the LCD Brackets and FPC Cable Step Size Quantity Screw Type LCD Brackets M2*3 NL Removing the Antennas Removing the MIC Module LCD Module Reassembly Procedure Replacing the LCD PanelPage 108 Chapter Replacing the LCD Bezel Replacing the Thermal Module Main Module Reassembly ProcedureReplacing the CPU Replacing the CPU Fan Module Replacing the Hdmi Module Replacing the Mainboard Replace the securing screw Replacing the Bluetooth Board Replacing the I/O Board Replacing the Modem Module Replacing the Finger Print Reader Replacing the Touch Pad Bracket Replacing the Switch Board Replacing the Launch Board Replacing the Antenna Cables Replacing the Speaker Module Replacing the KeyboardPage Replacing the Switch Cover Replacing the Wlan Module Replacing the Hard Disk Drive Module Replacing the Dimm Modules Replacing the ODD Module Replacing the Lower Covers Replacing the Express and SD Card Trays 128 Chapter Common Problems Symptoms Verified Go To Power On Issue Computer Shutsdown Intermittently No Display Issue No Post or Video Random Loss of Bios Settings Abnormal Video Display LCD Failure Built-In Keyboard Failure Touchpad Failure Internal Speaker Failure Sound Problems Internal Microphone Failure Microphone ProblemsSelect Set up microphone Select Startup Repair HDD Not Operating CorrectlySelect Repair your computer ODD Failure ODD Not Operating Correctly Discs Do Not Play Drive Not Detected Wireless Function Failure Modem Function Failure EasyTouch Button Failure Thermal Unit Failure External Mouse Failure Other Failures Intermittent Problems Undetermined Problems Memory Post Codes TablesSec Code Description BDS & Specific action Each Peim entry point used in 80PORT Each Driver entry point used in 80PORT Securitystub Moniterkey Each SmmDriver entry point used in 80PORT Top View Location Description Bottom View Steps for Clearing Bios Password Check Clearing Password Check and Bios RecoveryClearing Password Check Hardware Open Gap Description Bios Recovery Hotkey Bios Recovery by Crisis DiskBios Recovery Boot Block Steps for Bios Recovery by Crisis Disk FRU Field Replaceable Unit List Aspire 4730Z/4730ZG/4330 Exploded Diagrams Main Module LCD Module Category Description Acer Part No Adapter BatteryAspire 4730Z/4730ZG/4330 FRU List Case/Cover/Bracket Assembly Category Description Acer Part No Cable Multi Drive Category Description Acer Part NoCPU/Processor Combo Drive HDD Category Keyboard Description Acer Part No LCD LCD Cable Heatsink Category Description Acer Part No MemoryFan Miscellaneous Screw List Appendix a TravelMate 4730Z/4730ZG/4330 Series Appendix a Appendix a 168 TWN Gctwn Appendix a 170 LCD Appendix a 172 N14.1WXGAG SO512MBII6 Appendix a 174 175 Appendix a 176 Test Compatible Components Appendix B Vendor Type Description Adapter Test Battery TestMicrosoft Windows Vista Environment Test Audio Codec Test Camera Test Bluetooth TestVendor Type Description Card Reader Test HDD Test Hgst SG Sata II LF F/WC31P LCD Test Keyboard TestLAN Test Memory Test ODD Test Modem TestNorthbridge Chipset Test VGA Chip Test Southbridge Chipset TestSoftware Test Vram Test Vendor Type Description Wlan Test Online Support Information Appendix C 186 Index 188