IO-Power Technology Co., Ltd
1F,No.100, Jinzhu Rd., North Dist., Hsinchu City 30055, Taiwan
http:// w w w. io -p ow e r. c om
e-mail:
Tel:+886 3 5429395 Fax: +886 3 5357297
Form No.
：
IOP-OAPA-001-001
22
/
22
Retention date
：
6Years
Basic Trouble Shooting
QUESTION
RECOMMENDED ACTION
Why can’t I switch on?
1. Check if the battery is inserted correctly.
2. Check if the battery is running out of power. Connect the
handset to PC or voltage.
Why is there no signal?
1. Check if there is any available AP.
2. Check if AP is setting correctly.
Check if AP settings (SSID, WEP key) of WLAN are
correctly.
Why is nothing displayed
on the LCD screen?
1. Check if battery is running out of power.
Why can’t I make a call?
1. Make sure you have registered the SIP server correctly.
2. Make sure you have setup the WLAN correctly.
3. Make sure the number you dialed is available.
Why isn’t my firmware
upgrading?
1. If the version of your handset is the latest, it won’t update
again.
2. Check if the upgrading address is correct.
Why can’t I roam?
1. Your handset can roam only between the APs with same
SSID name and password, if not, you have to set it up
again.
