jWIN JT-P551 Benutzerhandbuch

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Caller ID Speaker Phone w/SOS Remote Control V11M11_IM_EN_04222008 
www.jWIN.com 
- 9 -
GETTING STARTED 
 
Installing the Batteries 
The JT-P551 requires four (4) AA batteries, which are used to operate the 
speakerphone, the LCD display, and to retain Caller ID data and any settings 
programmed into the phone. Using an optional AC adapter (see Notes below) will 
increase the battery’s life span, requiring less frequent battery replacement. 
 
 
 
 
1.  Remove the battery compartment cover at the 
bottom of the unit. 
 
 
 
2.  Carefully install four (4) AA batteries by observing 
the polarity direction shown in the battery 
compartment. 
 
 
 
3.  Replace the cover.  
 
 
 
Notes: 
• 
Whether installing batteries for the first time or replacing them, do not mix old 
and new batteries, nor should alkaline, standard (zinc-carbon), or rechargeable 
(nickel-cadmium) batteries be used together. 
• 
When not using the phone for a long period of time, remove the batteries to 
prevent possible leakage and corrosion. Keeping the phone powered by the 
optional AC adapter, discussed below, will preserve all data and settings in the 
phone’s memory. 
 
Using an AC Adapter (Optional) 
If an optional AC power adapter (not included) is used, it plugs into the DC 9V jack 
on the rear of the unit and converts common household AC electricity into low 
voltage DC power, suitable for the phone’s operation. Such adapters are commonly 
available, but before buying, be sure that it can provide the necessary +/- polarity, as 
indicated on the unit’s rear panel, just below the DC 9V jack. Once connected, plug 
the adapter’s other end into an un-switched (always on) AC outlet, outlet strip, or 
extension cord. Even when an AC adapter is employed, the use of batteries is 
recommended as a backup in case AC power is ever lost.