Acer Aspire 4339 - User Manual

Other manuals for Acer Aspire 4339

Service Guide215 pages

Questions and Answers

A
Alan FosterAug 14, 2025
Why won't my Acer Aspire 4339 turn on?
- L
  Larry OrrAug 14, 2025
  If your Acer Laptop isn't turning on, ensure the power cable is securely connected to both the laptop and the electrical outlet. Try removing any extension cables or surge protectors, plugging the laptop directly into a known working outlet. Disconnect the power and check the thermal unit and fan airways for obstructions. Also, remove any external hardware or recently installed software that might be interfering with the boot process.
S
Stephen SuttonAug 17, 2025
What to do if my Acer Aspire 4339 has no display?
- M
  Micheal DanielsAug 17, 2025
  If your Acer Laptop screen is blank, first, ensure the internal display is selected by pressing Fn+F5. You can also try draining any stored power by disconnecting the power cable and battery, then holding the power button for 10 seconds. Connect an external monitor and switch between displays using Fn+F5. Also, disconnect all external devices, remove any memory cards or CD/DVDs, and try reseating the memory modules.
L
Latoya LaneAug 20, 2025
How to fix touchpad failure on Acer Aspire 4339?
- M
  Maria JonesAug 21, 2025
  To address a touchpad failure on your Acer Laptop, try the following: * Re-assemble the T/P FFC (Touchpad Flexible Flat Cable) to the M/B (Motherboard). * If the issue persists, swap the T/P board or the T/P FFC. * As a last resort, swap the M/B.
C
Catherine RaymondAug 25, 2025
How to fix internal keyboard failure on Acer Aspire 4339?
- S
  Spencer MeltonAug 25, 2025
  If you are experiencing an internal keyboard failure on your Acer Laptop, the suggested solutions involve replacing the keyboard or replacing the motherboard.
A
anunezAug 27, 2025
What to do if USB ports not working on Acer Aspire 4339?
- E
  Edward DiazAug 27, 2025
  If you're experiencing USB failure on your Acer Laptop, verify that the drives and external modules are functioning correctly. If the issue persists, consider changing the mainboard to check if the current one is defective.
Y
ymclaughlinAug 30, 2025
How to fix internal speaker failure on Acer Aspire 4339?
- R
  Rebecca BrownAug 30, 2025
  To troubleshoot an internal speaker failure on your Acer Laptop: * Check the Device Manager to ensure the device is properly installed. * Roll back the audio driver if it was recently updated. * Remove and reinstall the audio driver. * Ensure all volume controls are set to a mid-range level. * Select 'Speakers' and click 'Configure' to start Speaker Setup. * Restore system and file settings from a known good date using System Restore.
J
jmcintoshSep 3, 2025
How to fix intermittent problems on Acer Aspire 4339 Laptop?
- J
  Jessica SimonSep 3, 2025
  To address intermittent problems on your Acer Laptop, run the advanced diagnostic test for the system board in loop mode at least 10 times. If no error is detected during the test, do not replace any FRU (Field Replaceable Unit). However, if an error is detected, replace the indicated FRU.
P
Peter AndersonSep 6, 2025
How to fix internal microphone failure on Acer Aspire 4339 Laptop?
- T
  Tyler DicksonSep 6, 2025
  If your Acer Laptop's internal microphone isn't working, first check that the microphone is enabled in your system settings. Right-click on the microphone in the sound settings and select 'Enable' if it's disabled. Also, test the microphone hardware to ensure it is functioning correctly.
M
Michael ThomasSep 9, 2025
How to resolve LCD picture failure on Acer Aspire 4339 Laptop?
- A
  Ashley NewmanSep 10, 2025
  To resolve LCD picture failures on your Acer Laptop: * If you see permanent vertical or horizontal lines, or dark spots in the same location, or extensive pixel damage, the LCD is faulty and should be replaced. * Adjust the brightness to the highest level. If the display remains too dim, the LCD is faulty and should be replaced. * Check that the display resolution is correctly configured. * Roll back the video driver to the previous version if updated. * Remove and reinstall the video driver.

Summary

Your Acer notebook tour

Top View

Details components on the top of the notebook, including webcam and display.

Hotkeys

Explains how to use function key combinations for system controls.

Closed front view

Microphone jack

Accepts inputs from external microphones.

Headphones;speaker jack

Connects to audio devices like speakers and headphones.

2-in-1 card reader

Accepts Secure Digital (SD) and MultiMediaCard (MMC).

Left view

Kensington lock slot

Connects to a Kensington-compatible computer security lock.

DC-in jack

Connects to an AC adapter for power.

External display (VGA) port

Connects to an external display device like a monitor or projector.

Right view

USB 2.0 ports

Connect to USB 2.0 devices like mice and cameras.

Optical drive

Internal drive for CDs or DVDs.

Optical disk access indicator

Light indicates when the optical drive is active.

Optical drive eject button

Ejects the optical disk from the drive.

Emergency eject hole

Used to eject the optical drive tray when the computer is off.

Base view

Battery bay

Houses the computer's battery pack.

Battery release lock

Releases the battery for removal.

Memory compartment

Houses the computer's main memory.

Hard disk bay

Houses the computer's hard disk drive.

Battery lock

Locks the battery in position.

Environment

Acer Aspire 4339 Specifications

General

Wireless	802.11b/g/n
Weight	2.2 kg
Display Size	14 inches
Display Resolution	1366 x 768
Optical Drive	DVD Super Multi DL
LAN	10/100/1000 Mbps
Webcam	Yes
Card Reader	Multi-in-1 card reader
Battery	6-cell Li-ion
Ports	3 x USB 2.0, VGA, HDMI, RJ-45, audio in/out