Samsung SGH-X105 User Manual (user Manual) (ver.1.0) (English) - Page 73

X105.book Pages 140 - 141 Saturday, February 7, 2004 9:34 AM Solving Problems The phone starts beeping and "**Warning** Low Battery" flashes on the display • The battery is insufficiently charged. Recharge the battery. The audio quality of the call is poor • Check the signal strength indicator on the display ( ); the number of bars indicates the signal strength from strong ( ) to weak ( ). • Try moving the phone slightly or moving closer to a window if you are in a building. No number is dialed when you recall a Phonebook entry • Check that the number has been stored correctly, by using the Phonebook Search feature. • Re-store the number, if necessary. If the above guidelines do not help you to solve the problem, take a note of: • the model and serial numbers of your phone • your warranty details • a clear description of the problem Then contact your local dealer or Samsung aftersales service. Access Codes There are several access codes that are used by your phone and its SIM card. These codes help you protect the phone against unauthorized use. When requested for any of the codes explained below, enter the appropriate code (displayed as asterisks) and press the OK soft key. If you make a mistake, press the key one or more times until the incorrect digit is cleared and then continue entering the correct code. The access codes, except for the PUK and PUK2 codes can be changed using the Security menu (Menu 5.5). See page 100 for further details. Important! Avoid using access codes resembling emergency numbers, such as 911, so that you do not dial an emergency number accidentally. Phone Password The Phone Lock feature uses the phone password to protect your phone against unauthorized use. The phone password is supplied with the phone and is preset to "00000000" at the factory. To activate/deactivate the Phone Lock feature change the phone password See page 101 (Menu 5.5.3). page 101 (Menu 5.5.4). 140 141