Jwin JT P531 - Manual (Page 19)

Caller ID Speaker Phone V10M10_IM_EN_03232007
www.jWIN.com - 18 -
TROUBLESHOOTING & SPECIFICATIONS
Troubleshooting
• No Display on LCD Screen
o Brightness on display may be turned down.
ƒ Increase brightness level.
o No batteries or batteries are improperly installed.
ƒ If no batteries, install 3 AAA batteries as directed or
ƒ Install optional AC Adapter (not included).
ƒ Make sure batteries observe to polarities (+/-) as indicated inside the
battery compartment.
• No Dial Tone when handset is picked up
o Phone may not be connected properly.
ƒ Make sure the handset jack is connected to the base jack using the
colied wire.
ƒ Make sure the base jack (TEL-LINE) jack is connected to the wall
telephone jack using the flat wire.
o Telephone service may be interrupted by the telephone company
ƒ Contact your telephone company to check the status of your service.
• Static or interruptions during phone conversation
o Bad connection between phones
ƒ Hang up and dial number again
o Harsh weather conditions and/or lightning
ƒ Hang up and dial number when weather conditions improve
• Can only receive incoming calls and cannot make outgoing calls
o Telephone service may be limited or suspended by your telephone company
ƒ Contact your telephone company to check the status of your service.
Specifications
• System: FSK
• Display Type: Liquid Crystal Display (LCD)
• Operating Temperature: 5C~40C (41F~104F)
• Storage Temperature: -20C~65C (-4F~149F)