Samsung SCH A670 User Manual (ENGLISH) - Page 21
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Display screen icons Signal strength: Always appears when your phone is on and indicates the current signal strength. More lines indicate higher signal strength. Service indicator: Indicates a call in progress. When dialing a number, this icon flashes until the call connects. No service indicator: Indicates your phone cannot find a signal because you're outside a service area. You cannot make or receive calls. Wait for a signal or move into an open area to try and find a signal. The no service indicator always appears when you turn on your phone and disappears once service is located. Roam: Extended roaming indicator. Roaming occurs when your phone is outside the home area. While roaming, a wireless provider's system other than MetroPCS may be handling your call, so the service rate for the call may be higher than those a call within your home area. Please refer to information from MetroPCS on roaming rates. New Message: Indicates that you've received a new voice, text, page or web alert message. You're also notified by a visual and audible alert. 1X Protocol: Indicates your phone is using the 1X protocol. The 1X protocol is capable of high-speed data (3G). IS95-2G Protocol: Indicates your phone is using the IS95- 2G protocol. This protocol is not capable of high speed data. Vibrate mode: Indicates your phone is in vibrate mode (ringer is silent). Battery strength: Indicates the battery charge level. The more black bars, the greater the charge. When the battery becomes very low, a flashing empty battery icon displays and the phone sounds an audible alert, which indicates your phone is about to shut down. Understand your phone 13