Troubleshooting - SoftBank 810T User Manual

Troubleshooting

Problem
Cannot turn the power on.
23
Displays Please check connection with
your charger. and cannot charge the
battery.
Cannot operate the handset
normally after turning it on.
Cannot establish a connection for
voice and video calls or use mail and
Web functions.
23-10
・ Is the battery pack inserted properly (page 1-12)?
・ Is the battery charged (page 1-10)?
・ Is there dust on the connections and contacts of the AC charger, handset or battery pack? Clean the
connections and contacts with a dry cotton swab, etc.
・ Does the PIN1 Entry window appear? PIN1 Setting (page 13-1) is set to Activate . Enter your PIN1 code.
・ Does the " " indicator or Password Lock appear on the display? The password lock (page 13-2) is
activated. Enter your security code (page 1-20).
・ Does USIM not inserted. Power off the phone and insert USIM. appear on the display? The USIM
card was not read properly. Turn the power off and make sure the USIM card is inserted properly (page 1-2).
・ Does the " " indicator appear on the display? Are you out of the service area or in a location where a
signal cannot reach your handset? Move to a location where a signal can reach your handset.
・ Does the " " indicator appear on the display? Are you using the handset overseas? To use the handset
overseas, you need to change the Select Network and Operator settings (pages 2-11, 2-12).
・ Is your hand or another object covering the internal antenna part (page 1-5) of your handset?
・ Does the " " indicator or Offline Mode appear on the display? Cancel offl ine mode (page 2-11).
Possible Causes and Remedies