Index environmental specifications A–1 error message No Dial Tone 7–8 Playback Of Content From This Region Not Permitted 6–7 ESD (electrostatic discharge) 5–3 , 8–10 exhaust vent 2–10 external monitor connecting 8–2 connector 2–9 switching image 3–6 replacing 5–10 retaining screws 5–11 , 5–14 space on, required for Hibernation file 8–9 See also drives headphones 6–4 Help and Support window 3–6 , 9–13 Hibernation avoiding when playing media 5–9 changing configuration during 4–2 controls and indicators 4–5 defined 4–2 identifying 5–10 initiated during critical low-battery condition 4–13 initiating 2–5 , 4–8 resuming from 4–8 setting preferences 4–9 when to use 4–2 hotkeys changing function of Fn+F5 4–9 identifying 3–4 procedures 3–5 Quick Reference 3–5 hotkeys commands access Help and Support 3–6 display brightness 3–7 initiate QuickLock 3–7 initiate Standby 3–6 , 4–7 media commands 3–7 F fan, vents 2–10 , 2–14 FCC notice 1–12 FDD (floppy disk drive) 5–2 flash memory card 8–6 flash RAM card 8–6 Fn key changing Standby function 4–9 hotkeys function 3–4 identifying 2–4 keypad functions 3–9 Standby function 4–5 video device function 6–6 function keys 2–4 , 3–4 H hard drive bay identifying 2–13 replacing hard drive 5–10 hard drive, internal defined 5–2 displaying amount of free space on 8–9 Index–4 Startup and Reference Guide