Troubleshooting - Sharp disney DM008SH User Manual

Troubleshooting

Troubleshooting

[ General
Problem
Was " pressed long
enough?
Handset won't Battery may need to be
power on charged or replaced.
Battery may not be
properly installed.
Operation is
Is Switch On/Off in PIN
restricted after
Entry On?
power on
USIM Card may not
be properly inserted.
Insert USIM Card
appears
The correct USIM Card
may not be inserted.
There may be debris
on IC chip/terminals.
REFRESH appears Handset may have
and handset been dropped or
returns to Standby subjected to shocks.
Keypad Lock may be
active.
Operation is
restricted
Function Lock may
15
be active.
6
15-
Possible Cause Solution
Press " longer.
Charge battery or install a
charged battery.
Install battery properly (P.15-4).
If On, PIN is required. Enter
PIN according to onscreen
prompt.
Power off and check that
USIM Card is properly inserted,
then restart handset. If the
message still appears, USIM
may be damaged.
Make sure the correct USIM
Card is inserted. The inserted
USIM Card may not be valid.
Clean relevant parts with dry
cloth and re-insert.
Handset failed to recognize
USIM Card temporarily. This is
not a malfunction.
Cancel Keypad Lock (P.1-21).
Cancel Function Lock (P.11-2).
Problem Possible Cause
Battery strength Ambient temperature
indicator flashes may be outside 5oC
when not charging to 35oC.
Saved entry/folder
Entry/folder may be
does not appear
set to Secret.
on handset
Handset/AC Charger
may warm while
charging.
Handset/AC
Handset may warm
Charger feels
during extended
warm
periods of use.
Handset may warm
during Video Calls.
Cannot access Memory Card may not
Memory Card files be properly formatted.
Clock settings Did you leave handset
are lost without battery?
Solution
Use within an ambient
temperature of 5oC - 35oC.
Activate Show Secret Data
(P.11-3).
Unless handset/AC Charger is
too hot to touch, warmth is
considered normal. Always
avoid prolonged skin contact
to prevent burn injuries.
Use DM008SH-formatted
Memory Cards.
Clock settings remain even
when removing battery for
replacement, etc. However, if
handset is left with no battery
or an exhausted one for an
extended period of time
(approximately one hour),
Clock will need to be reset.