Sharp WX01SH Operation User's Manual page 12

Main Indicators
Sub-display Indicators
■Basic Status
Signal Strength*
Battery Strength
* More bars indicate stronger signal.
■Notifications
Missed Call
Answer Phone Message
Recorded
Unread Mail
Unreceived Mail
Software Update Available
Message Delivery Failure
■Handset Status
Alarm
Calendar Alarm
Task Alarm
1-9
Activating Sub-display
I
Sub-display Clock
. Press I to toggle view.