1 - 16 System Map: Bottom ViewQuick Start Guide1System Map: Bottom View23CPUThe CPU is not a user ser-viceable part. Opening thiscompartment, or accessingthe CPU in any way, may vi-olate your warranty.OverheatingTo prevent your computerfrom overheating make surenothing blocks any Vent/FanIntake while the computer isin use.Battery InformationAlways completely discharge, then fully charge, a new battery before using it. Completely discharge and charge the batteryat least once every 30 days or after about 20 partial discharges. See “” on page 3 - 9 for full instructions.41Figure 1 - 8 - Bottom View1. Vent/Fan Intake/Outlet2. Battery3. Hard Disk Bay Cover4. CPU/RAM Bay Cover111 342Models A & BModel C