2-192. Introduction and Specification- 이 문서는 삼성전자의 기술 자산으로 승인자만이 사용할 수 있습니다 -- This Document can not be used without Samsung's authorization -R530/R730Back ViewBatteryThis is a Lithium-Ion rechargeable battery that supplies power to the computer.A ventilating openingIt is a place where heat produced by running acomputer can be emitted.Bottom ViewHard disks coverA hard disk is installed inside the cover.Battery LatchesThe latch used to remove or install the battery.Memory Compartment CoverThe main memory is installed inside the cover.