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Joseph FowlerSep 23, 2025
What does 'CPU ID' mean on my Acer Laptop and how do I fix it?
- DDavid HunterSep 23, 2025
If your Acer Laptop displays 'CPU ID:', test or replace the mainboard.
What does 'CPU ID' mean on my Acer Laptop and how do I fix it?
If your Acer Laptop displays 'CPU ID:', test or replace the mainboard.
Why does my Acer TRAVELMATE 4740 Laptop have no beep, the power-on indicator is on, but the LCD is blank?
If your Acer Laptop shows a blank LCD screen, the power indicator is on, but there's no beep, you should test the power source (battery pack and power adapter). You can also see "Power System Check" on page 67. Try reconnecting the LCD connector. Check the hard disk drive and the LCD cable. If problems persist, test or replace the LCD or the mainboard.
How to fix 'System CMOS checksum bad' error on Acer TRAVELMATE 4740 Laptop?
If your Acer Laptop displays the message 'System CMOS checksum bad - Default configuration used', test or replace the RTC battery, run the BIOS Setup Utility to reconfigure system time, then reboot the system.
What does 'Previous boot incomplete' mean on my Acer Laptop and how do I fix it?
If your Acer Laptop displays the message 'Previous boot incomplete - Default configuration used', run "Load Setup Defaults" using the BIOS Setup Utility, then reboot the system. If the issue persists, test or replace the RTC battery, run the BIOS Setup Utility to reconfigure system time, then reboot the system. As a last resort, test or replace the mainboard.
Why does my Acer TRAVELMATE 4740 show 'Memory size found by POST differed from CMOS'?
If your Acer Laptop displays the message 'Memory size found by POST differed from CMOS', run "Load Setup Defaults" using the BIOS Setup Utility, then reboot the system. If the issue persists, test or replace the SO-DIMM or the mainboard.
What does 'Failing Bits' mean on my Acer TRAVELMATE 4740 and how can I fix it?
If your Acer Laptop displays 'Failing Bits: nnnn', test or replace the SO-DIMM. If the issue persists, test or replace the BIOS ROM or the mainboard.
What does it mean if my Acer TRAVELMATE 4740 shows a blinking cursor but no beep during POST?
If your Acer Laptop displays a blinking cursor on LCD during POST but there is no beep and the power-on indicator turns on, make sure that every connector is connected tightly and correctly. If the issue persists, test or replace the mainboard.
How to resolve 'System cache error' on Acer TRAVELMATE 4740 Laptop?
If your Acer Laptop has a 'System cache error - Cache disabled', test or replace the mainboard.
How to fix allocation error for device on Acer Laptop?
If your Acer Laptop displays the message 'Allocation Error for device', run "Load Setup Defaults" using the BIOS Setup Utility, then reboot the system. If the issue persists, test or replace the RTC battery, run the BIOS Setup Utility to reconfigure system time, then reboot the system. If the issue still persists, test or replace the mainboard.
Why does my Acer TRAVELMATE 4740 Laptop have no beep during POST but the system runs correctly?
If your Acer Laptop is not beeping during POST but system runs correctly, test or replace the speaker. If the issue persists, test or replace the mainboard.
Overview of available guides for the Acer notebook, including the Generic User Guide and Quick Guide.
Identifies and describes components visible from the top of the laptop, such as the screen and keyboard.
General| RAM | Up to 8 GB DDR3 |
|---|---|
| Storage | 500 GB HDD |
| Graphics | Intel HD Graphics |
| Operating System | Windows 7 Professional |
| Display | 14 inch, 1366 x 768 |
| Battery | 6-cell Li-ion |
| Weight | 2.3 kg |
