Acer Beep Codes – How to Identify And Fix Issues Quickly

If you're an Acer laptop user, you may have encountered beep codes during start up or while using your laptop. Beep codes are diagnostic messages that indicate hardware issues with your computer.

In this blog post, we'll outline the most common beep codes and what they mean. We'll also provide tips on how to fix these issues.

So, if you're experiencing any beeping noises on your Acer laptop, keep reading!

What Are Acer Beep Codes?

Acer beep codes are diagnostic indicators used to help identify hardware failures. Each code is unique to the particular hardware component, and can be used to troubleshoot issues with that specific component.

There are a few different sets of Acer beep codes in use, so it's important to consult the appropriate documentation for your particular model of computer.

Acer Beep Codes Relationship With Hardware Issues

Beep codes can be useful when troubleshooting hardware issues, as they can help pinpoint the specific component that is causing the problem.

However, it's important to note that not all hardware failures will generate a beep code. In some cases, other indicators may be present, such as error messages on the screen or strange behavior from the computer.

If you're unsure whether or not a beep code is being generated, it's always best to inspect your computer closely to confirm.

Identify The Beep Codes On Your Acer Laptop

If you do hear beep codes, it's important to take note of the specific pattern of beeps, as this can help identify the issue.

Acer beep codes are typically short - one or two quick beeps - but some may be longer or more complex. Once you've determined the pattern, you can consult a guide to find out what the codes mean.

If you think you're hearing Acer beep codes, the first step is to try and identify the pattern. If you're unsure, it's always best to seek professional help.

Once you've determined the pattern, you can consult a guide to find out what the codes mean and how to resolve the issue.

Acer Beep Codes Symptoms

These are the symptoms:

  • 3 Beeps – Ram failure.
  • 4 Short – System timer failure.
  • 2 Beeps – Parity Circuit failure.
  • 1 Short – DRAM refresh failure.
  • 1 Long – Extended RAM Failure.
  • 1 Long 1 Short – RAM failure.
  • 3 Long 2 Shorts – Memory Failure.
  • 1 Long, 2 Short – DRAM or circuit failure.
  • 1 Short Beep, No Display – Display test failed.

How To Fix Acer Beep Codes

Here's how:

Reset CMOS Battery

If you are receiving Acer beep codes, it could be because your CMOS battery needs to be reset. The CMOS battery helps to keep all of your computer's settings stored and remembered, so if it becomes dislodged or dies, it can cause problems.

Resetting the battery is a relatively simple process, and should only take a few minutes. Once you have reset the battery, your Acer beep codes should no longer be an issue.

To reset your CMOS batter, you will first need to locate it. The battery is usually found near the CMOS chip on the motherboard, and may be labelled as such.

Once you have found the battery, simply remove it from the socket and leave it out for a few minutes. This will allow the stored charge to dissipate and will reset the settings.

After a few minutes, you can then re-insert the battery and boot up your computer. Your Acer beep codes should now be gone.

Please note that these process is not the same as resetting your Acer laptop but can be helpful whenever you would like to reset your CMOS battery.

Diagnose Ram

If you're getting Acer beep codes, it could be due to a problem with the RAM. To diagnose the issue, you'll need to check both the sticks and the slots.

If any of them are damaged or not seated properly, that could be causing the issue. Replacing or reseating the RAM should fix the problem.

Oce you have it replaced or fixed, then you should turn on your Acer laptop to see if you won't hear any beep codes.

If your Acer laptop won't turn on, then you may need some few extra steps provided in an article on our website.

Reinstall Graphics Driver

If you're having issues with your Acer beep codes, one thing you can try is to reinstall your graphics driver.

This process will vary depending on which type of graphics card you have, but generally, you can download the latest driver from the manufacturer's website and follow their instructions.

In some cases, you may need to uninstall the old driver first before installing the new one and then restarting your Acer Laptop.

This process can fix Acer beep codes by ensuring that your graphics card is up to date and compatible with your system.

Also, it will help you to resolve issues like vertical or horizontal screen lines on your monitor or laptop.

Connect Keyboard And Mouse Correctly

Beep codes are used by computers to communicate specific issues. They can be very useful in diagnosing hardware problems, but only if you know how to interpret them.

If your Acer computer is producing beep codes, it can be helpful to connect the keyboard and mouse correctly.

This will help ensure that the beep codes are coming from the computer, and not from other devices.

Additionally, connecting the keyboard and mouse correctly can help you rule out potential software causes for the beep codes.

If you're still having trouble interpreting the beep codes, Check the symptoms section in this article to be able to detect where the problem is coming from.

Rewire Internal Cable

If your Acer laptop is giving you beep codes and you think it may be due to faulty wiring, then rewiring the internal cables correctly can help fix the problem.

Although it may seem daunting, with a little patience and carefulness it is a relatively simple process. First, unscrew the back panel of your laptop to access the internal cables.

Then, using a multimeter, test each cable to see if there is continuity between the two ends. If there is not, then you will need to cut the cable and strip away the insulation to expose the wires inside.

Once you have done this, twist the wires together and solder them to create a new connection.

Finally, screw the back panel back on and test your laptop to see if the beep codes have stopped. If they have, then you have successfully fixed your problem.

Use A Cooling Pad

If you're getting beep codes on your Acer computer, one possible solution is to use a cooling pad. This will help to dissipate the heat that may be causing the issue.

Be sure to follow the instructions that come with the cooling pad, and make sure it's properly ventilated. If you're still having issues after using a cooling pad, you may need to replace your laptop fan with the help of a computer engineer.

Why Is My Acer Beeping?

There are a few reasons why your Acer computer may be emitting beep codes.

One possibility is that there is an issue with the hardware, such as a loose connection.

Another possibility is that there is a software issue, such as a corrupt driver.

If you're not sure what the cause of the beeping is, you can try running a diagnostic test to see if any errors are detected.

If you continue to hear beep codes, it's best to go through the solutions provided in this post.

Acer Post Beep Codes

CodeBeepsPOST Routine Description
G2hVerify Real Mode
G3hDisable Non-Maskable Interrupt (NMI)
G4hGet CPU type
G6hInitialize system hardware
G8hInitialize chipset with initial POST values
G9hSet IN POST flag
GAhInitialize CPU registers
GBhEnable CPU cache
GChInitialize caches to initial POST values
GEhInitialize I/O component
GFhInitialize the local bus IDE
1GhInitialize Power Management
11hLoad alternate registers with initial POST values
12hRestore CPU control word during warm boot
13hInitialize PCI Bus Mastering devices
14hInitialize keyboard controller
16h1-2-2-3BIOS ROM checksum
17hInitialize cache before memory autosize
18h8254 timer initialization
1Ah8237 DMA controller initialization
1ChReset Programmable Interrupt Controller
2Gh1-3-1-1Test DRAM refresh
22h1-3-1-3Test 8742 Keyboard Controller
24hSet ES segment register to 4 GB
26hEnable A20 line
28hAutosize DRAM
29hInitialize POST Memory Manager
2AhClear 215 KB base RAM
2Ch1-3-4-1RAM failure on address line xxxx*
2Eh1-3-4-3RAM failure on data bits xxxx* of low byte of memory bus
2FhEnable cache before system BIOS shadow
3Gh1-4-1-1RAM failure on data bits xxxx* of high byte of memory bus
32hTest CPU bus-clock frequency
33hInitialize Phoenix Dispatch Manager
36hWarm start shut down
38hShadow system BIOS ROM
3AhAutosize cache
3ChAdvanced configuration of chipset registers
3DhLoad alternate registers with CMOS values
42hInitialize interrupt vectors
CodeBeepsPOST Routine Description
45hPOST device initialization
46h2-1-2-3Check ROM copyright notice
48hCheck video configuration against CMOS
49hInitialize PCI bus and devices
4AhInitialize all video adapters in system
4BhQuietBoot start (optional)
4ChShadow video BIOS ROM
4EhDisplay BIOS copyright notice
50hDisplay CPU type and speed
51hInitialize EISA board
52hTest keyboard
54hSet key click if enabled
58h2-2-3-1Test for unexpected interrupts
59hInitialize POST display service
5AhDisplay prompt "Press F2 to enter SETUP"
5BhDisable CPU cache
5ChTest RAM between 512 and 640 KB
60hTest extended memory
62hTest extended memory address lines
64hJump to User Patchl
66hConfigure advanced cache registers
67hInitialize Multi Processor APIC
68hEnable external and CPU caches
69hSetup System Management Mode (SMM) area
6AhDisplay external L2 cache size
6BhLoad custom defaults (optional)
6ChDisplay shadow-area message
6EhDisplay possible high address for UMB recovery
70hDisplay error messages
72hCheck for configuration errors
76hCheck for keyboard errors
7ChSet up hardware interrupt vectors
7EhInitialize coprocessor if present
80hDisable onboard Super I/O ports and IRQs
81hLate POST device initialization
82hDetect and install external RS232 ports
83hConfigure non-MCD IDE controllers
84hDetect and install external parallel ports
85hInitialize PC-compatible PnP ISA devices
86hRe-initialize onboard I/O ports
87hConfigure Motherboard Configurable Devices (optional)
88hInitialize BIOS Data Area
89hEnable Non-Maskable Interrupts (NMIs)
8AhInitialize Extended BIOS Data Area
8BhTest and initialize PS/2 mouse
8ChInitialize floppy controller
8FhDetermine number of ATA drives (optional)
90hInitialize hard-disk controllers
91hInitialize local-bus hard-disk controllers
92hJump to UserPatch2
93hBuild MPTABLE for multi-processor boards
95hInstall CD-ROM for boot
96hClear huge ES segment register
97hFixup Multiprocessor table
98h1-2Search for option ROMs. One long, two short beeps on checksum failure.
99hCheck for SMART drive (optional)
9AhShadow option ROMs
9ChSet up Power Management
9DhInitialize security engine (optional)
9EhEnable hardware interrupts
9FhDetermine number of ATA and SCSI drives
A0hSet time of day
A2hCheck key lock
A4hInitialize Typematic rate
A8hErase F2 prompt
AAhScan for F2 key stroke
AEhClear Boot flag
B0hCheck for errors
B2hPOST done- prepare to boot operating system
B4h1One short beep before boot
B5hTerminate QuietBoot (optional)
B6hCheck password (optional)
B9hPrepare Boot
BAhInitialize DMI parameters
BBhInitialize PnP Option ROMs
BChClear parity checkers
BDhDisplay MultiBoot menu
BEhClear screen (optional)
BFhCheck virus and backup reminders
C0hTry to boot with INT 19
C1hInitialize POST Error Manager (PEM)
C2hInitialize error logging
C3hInitialize error display function
C4hInitialize system error handler
C5hPnPnd dual CMOS (optional)
C6hInitialize notebook docking (optional)
C7hInitialize notebook docking late
C8hForce check (optional)
C9hExtended checksum (optional)
D2hUnknown interrupt


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