Acer Aspire 4820TG Service Guide - Page 18

No. 4 5 6 7 8 9 10 11 12 13 Icon Item HDD Num Lock indicator Caps Lock indicator Power button Description Indicates when the hard disk drive is active. Lights up when Num Lock is activated. Lights up when Caps Lock is activated. Turns the computer on and off. Keyboard TouchPad Power Indicator For entering data into your computer. Touch-sensitive pointing device which functions like a computer mouse. Indicates the computer's power status. Battery Indicator Communication indicator Click buttons (left and right) Palmrest Speakers Optical drive eject button Programmable key PowerSmart key Indicates the computer's battery status. 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows blue when in AC mode. Indicates the computer's wireless connectivity device status. The left and right buttons function like the left and right mouse buttons. Comfortable support area for your hands when you use the computer. Left and right speakers deliver stereo audio output. Ejects the optical disk from the drive. User-programmable. (only for certain models) Puts your computer into power-saving mode. (only for certain models) 8 Chapter 1