The computer often has severely incorrect time and a system error appears: COMS check sum error press f1 to continue...
very often the cause of this can be a dead CR2032 battery
... the average service life of such a battery is about 5 years. it is located on the motherboard, approximately 2 cm in diameter. it can be purchased at a watch repair shop or a computer store
The cause of the «CMOS checksum error» message can be not only a «dead» battery, but also a virus attack, a software (or hardware) malfunction, or incorrect user actions.
The message «CMOS battery has failed» directly indicates the need to replace the battery.
Comments