Cmos RTC Battery Assembly for Lenovo Thinkpad X300 # 42T4524 2 pin plug & Tape

Description

Cmos bios assembly battery (RTC Battery) are for
Lenovo Thinkpad X300   6476, 6477, 6478
Cmos bios assembly battery (RTC Battery)
is a cable harnessed  2 pin plug integration that is the power source to the rtc circuit enabling the motherboard to retain it's default settings ei: date, time and boot sequence.
The renewal or replacement process might be something that can be somewhat challenging depending on the specific model of notebook, yet in most cases technical manuals will allow the scope of it's replacement process and allow owners to replace and renew the cmos battery.  If in doubt, please ask us to assist or redirect you to that source help.