Samsung SPHM500 Service Manual page 40

indicates that you have voicemail, text, numeric pages, picture
messages, video messages, or Wireless Application Protocol
(WAP) messages waiting. Press briefly to see a list of
pending messages or press and hold to dial your voicemail box.
indicates that there is an unread message in
your inbox.
indicates that the text message has been read.
indicates that there is an unread urgent message
in your inbox.
indicates that you have read the urgent message.
indicates that the message was sent.
indicates that the message failed to be sent.
indicates that you have a pending message.
indicates that the message is a draft.
indicates that there is URL text contained in the
text message.
indicates that your message is locked.
indicates that your phone is in vibrate all mode.
indicates that your phone has a ringer volume set and the
vibrate option is checked.
indicates that the TTY option is on.
indicates that the ringer is set at a level
between 1 - 8 or that 1-Beep is selected.
indicates that your phone's ringer is turned off and the vibrate
option is not checked.
16 Section 2A: Phone Basics