iPhone at a Glance
1
About This Guide
This guide describes the features of:
iOS 4.2. Â x on an iPhone 4 CDMA model
iOS 4.3 on an iPhone 3GS model or iPhone 4 GSM model Â
iPhone Overview
iPhone 4
Headsetjack
Receiver
Ring/Silent
switch
Top
microphone
Volume
buttons
Apple Retina
display
Speaker
Homebutton
Front camera
Main camera
LED flash
SIMcardtray
(GSM model)
Dock
connector
On/Off
Sleep/Wake
Bottom
microphone
App icons
Statusbar
iPhone
9