Sharp VODAPHONE 705SH Introduction Manual page 315

Problem
Display flickers
Display went dark
H
Tip For repairs and after-sales services, contact Vodafone Customer Centre, Customer Assistance (see P.17-26).
Warning Signs
CE appears
Handset is out-of-range.
Move for a better signal.
CBattery low. Please connect to charger! appears and
short beeps sound
Battery is low (see P.1-15).
Charge or replace battery immediately.
17
17-6
Possible Cause
^ Display may flicker under fluorescent lights.
^ Leaving 705SH open with no key presses for a preset
period cancels Backlight (Time Out) then panel
(Display Saving); this is not a malfunction.
^ Press any key to reactivate Display backlight.
Cb appears
Keypad Lock is active (see P.1-21).
Cancel to use Keypad. Press keys for Any Key Answer (see
P.2-6) to answer calls.
Cl appears
Function Lock is active (see P.9-19).
Cancel to place calls, etc.
Press keys for Any Key Answer (see P.2-6) to answer calls.
Solution