CMOS Failure Symptoms:

Incorrect computer date and time settings. (This is the earliest sign that lets you know when the time is right to get a new CMOS battery.).
The computer occasionally turns off or refuses to start.
The laptop could not find a printer.
Malfunctioning of the mouse.
Problems launching a program.
Beeping sound from the computer.


Compatibility :

Gateway M360 Notebook - 3401701 
Gateway NX500X Notebook - 1108591 
Gateway NX570XL Notebook - 1014078R 

Gateway 6010GZ Notebook - 4692 
Gateway 6018GZ Notebook - 5009 
Gateway 6018GH Notebook - 5192 
Gateway 6020GZ Notebook - 4991 
Gateway 6021GZ Notebook - 5206 
Gateway 6021GH Notebook - 5207 
Gateway 6022GZ Notebook - 4992 
Gateway 6023GP Notebook - 5331 
Gateway 6510GZ Notebook - 4693 
Gateway 6518GZ Notebook - 5051 
Gateway 6520GZ Notebook - 4993 
Gateway 6525GP Notebook - 5332 
Gateway 6531GZ Notebook - 5308 

Gateway MX6025 Notebook - 5376 
Gateway MX6025h Notebook - 5643 
Gateway MX6027 Notebook - 5377 
Gateway MX6027h Notebook - 5495 
Gateway MX6028 Notebook - 5433 
Gateway MX6030 Notebook - 5378 
Gateway MX6121 Notebook - 1008851 
Gateway MX6123 Notebook - 1008852 
Gateway MX6124 Notebook - 5386 
Gateway MX6124h Notebook - 5496 
Gateway MX6128 Notebook - 5951 
Gateway MX6135 Notebook - 5954 
Gateway MX6214 Notebook - 1009028 
Gateway MX6420 Notebook - 5955 
Gateway MX6421 Notebook - 5956 
Gateway MX6422 Notebook - 1009100 
Gateway MX6423 Notebook - 5957 
Gateway MX6424 Notebook - 6094 
Gateway MX6424h Notebook - 6246 
Gateway MX6425 Notebook - 5958 
Gateway MX6426 Notebook - 1014029R 
Gateway MX6427 Notebook - 1009111 
Gateway MX6428 Notebook - 6096 
Gateway MX6430 Notebook - 6334 
Gateway MX6433 Notebook - 1014062R 
Gateway MX6436 Notebook - 1008822 
Gateway MX6437 Notebook - 1008823 
Gateway MX6438 Notebook - 1008901 
Gateway MX6439 Notebook - 1013947 
Gateway MX6440 Notebook - 1008824 
Gateway MX6440h Notebook - 1008867 
Gateway MX6441 Notebook - 1009033 
Gateway MX6442 Notebook - 1008825 
Gateway MX6444 Notebook - 1009035 
Gateway MX6444h Notebook - 1009094 
Gateway MX6445 Notebook - 1009110 
Gateway MX6446 Notebook - 1013927 
Gateway MX6447 Notebook - 1013932 
Gateway MX6448 Notebook - 1013912 
Gateway MX6450 Notebook - 5959 
Gateway MX6453 Notebook - 1013913 
Gateway MX6454 Notebook - 1013943 
Gateway MX6455 Notebook - 1008826 
Gateway MX6625 Notebook - 5379 
Gateway MX6627 Notebook - 5509 
Gateway MX6627h Notebook - 5510 
Gateway MX6629 Notebook - 5818 
Gateway MX6629h Notebook - 5819 
Gateway MX6631 Notebook - 5960 
Gateway MX6633 Notebook - 6332 
Gateway MX6633h Notebook - 6333 
Gateway MX6640b Notebook - 6317 
Gateway MX6641 Notebook - 1008965 
Gateway MX6641h Notebook - 1008964 
Gateway MX6650 Notebook - 5380 
Gateway MX6650h Notebook - 5497 
Gateway MX6912 Notebook - 1009066 
Gateway MX6919 Notebook - 1009072 
Gateway MX6920 Notebook - 1009030 
Gateway MX6920h Notebook - 1009090 
Gateway MX6951 Notebook - 1008963 
Gateway MX6951h Notebook - 1008962 

Package : 1 piece of CMOS battery