LG CB630 - Manual (Page 104)

Settings
100
Master Clear
(Menu 9.#.2)
Deletes downloaded/user created
contents (e.g.: images, videos) from
Handset content and the External
Memory card.
]
Handset
- Deletes all downloaded/user created
Images, Videos & Sounds from the
Handset Memory.
- Restores Personal Information stored
in the handset memory (e.g.: address
book, messages, tasks, alarm,
Calendar schedules) to default values.
- Resetores the settings stored in the
handset memory to default values.
]
Memory Card: Deletes all contents from
the External Memory Card.