CMOS BATTERY
Dell Inspiron 11-3148 (P20T-002) 3000 Series CMOS Battery Removal and Installation

Learn how to install and replace the CMOS Battery on a Dell Inspiron 11-3148 (P20T-002) 3000 Series laptop. This will take you set by set through the complete installation and replacement process. A Phillips head screwdriver and a plastic scribe is needed for this replacement.