Samsung SCH-I800NSAUSC - Manual (Page 103)

Settings 99
Stay awake
When enabled, the screen will not go to sleep (lock) while
connected to a PC via USB cable. This can be useful when using
some applications, such as Portable Wi-Fi Hotspot, because the
device will disconnect a Wi-Fi connection when the screen locks.
Note: This setting is used for development purposes.
1. From a Home screen, touch Menu ➔ Settings ➔
Applications ➔ Development.
2. Touch Stay awake to enable or disable the setting. When
enabled, a check mark appears in the check box.
Allow mock locations
This setting is used by developers when developing location-
based applications.
Note: This setting is used for development purposes.
1. From a Home screen, touch Menu ➔ Settings ➔
Applications ➔ Development.
2. Touch Allow mock locations to enable or disable the
setting. When enabled, a check mark appears in the box.
Accounts and sync
Set up and manage accounts, including your Google account.
General sync settings
Background data
When enabled, all accounts can sync, send, and receive data at
any time, in the background.
Important!: Disabling background data can extend battery life and lower data
use. Some applications may still use the background data
connection, even if this setting is disabled.
1. From a Home screen, touch Menu ➔ Settings ➔
Accounts and sync.
2. Touch Background data to enable or disable the setting.
When enabled, a check mark appears in the check box.
Auto-sync
When enabled, all accounts sync data at any time, automatically.
1. From a Home screen, touch Menu ➔ Settings ➔
Accounts and sync.
2. Touch Auto-sync to enable or disable the setting. When
enabled, a check mark appears in the check box.