Apple iMac (21.5-inch and 27-inch, Mid 2011) User Manual
Page 84
84
Looking for Something?
N
network
address translation (NAT) 61
connecting to 11
connection problems 60
diagnostics 59
setup assistant 58
wireless 11
Network Setup Assistant 58
O
online resources 62
onscreen help 63
operating environment 70
optical digital audio 23
optical drive
about 21
safety 69
supported disc sizes 71
P
pairing
parameter RAM, resetting 49
ports
audio in 23
audio out 23
Ethernet 23
FireWire 800 23
headphone 23
overview 22
power 10, 25
Thunderbolt 23
USB 12, 23
power button 12, 25
power port 10, 25
power specifications 68
PPPoE connections 60
problems. See troubleshooting
Q
question mark, flashing 48
R
RAM. See memory
reinstalling Mac OS X 53
repairing a disk 52
replacing batteries 56, 58
resetting paramater RAM
(PRAM) 49
restoring information 53
restoring your computer 54
S
safety
important information 66
optical drive 69
screen brightness, setting 27
SD card slot 21
SDRAM. See memory
security slot 25
serial number 64
service and support 62, 63
setting up your iMac 10
shutting down
before installing memory 39
the computer 17
sleep 16
software
Software Update 62
S/PDIF stereo 23
speakers 21, 23
specifications
operating environment 70
power 68
storing your iMac 71
SuperDrive
about 21
supported disc sizes 71
support and service 62, 63
System Preferences
customizing the desktop 15
Energy Saver 16
Startup Disk 48
T
Thunderbolt 23
troubleshooting
AppleCare 63
Apple Hardware Test 55
computer freezes during
startup 48
computer won’t respond 47