HP ProBook 6540b HP ProBook 6545b, 6540b, 6445b and 6440b Notebook PC - Mainte - Page 23

External component identification Item Component Buttons and fingerprint reader (continued) (3) QuickWeb button (4) Wireless button (5) Volume mute button (6) Volume down button (7) Volume up button (8) Fingerprint reader Description ■ When the computer is off, press the button to open HP QuickWeb. ■ When the computer is on, press the button to open the default Web browser. Turns the wireless feature on or off but does not establish a wireless connection. Mutes and restores speaker sound. Decreases computer volume. Increases computer volume. Allows a fingerprint logon to Windows, instead of a password logon. Lights ✎ Refer to the illustration that most closely matches your computer. Item Component (1) Wireless lights (2)* (2) Power lights (2)† Description ■ Blue: An integrated wireless device, such as a WLAN device, the HP Mobile Broadband Module (select models only), and/or a Bluetooth device, is on. ■ Amber: All wireless devices are off. ■ On: The computer is on. ■ Blinking: The computer is in the Sleep state (Windows 7 and Windows Vista) or Standby (Windows XP). ■ Off: The computer is off or in Hibernation. (Continued) 2-8 Maintenance and Service Guide