Cortelco 879015-TP2-27S operating instructions Power Supplies, Operating from the AC-DC Adaptor

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INSTALLATION

Power Supplies

This unit is designed to operate from an AC-DC adaptor with a 9VDC 100mA output. This may be supplemented with 3 x 1.5V ‘AAA’ (UM-4) batteries for backup to maintain the caller ID memory during line power interruption.

A. Operating from the AC-DC Adaptor

This unit should always be used with the included AC-DC adaptor.

1.Insert the adaptor’s plug into the DC Power Jack at the back of the base.

2.Plug the AC-DC adaptor into a 120V AC 60Hz electrical outlet as shown in Figure 1. When the AC-DC adaptor is in use, the batteries will not be drained.

3.If the unit is not to be used for an extended period of time, unplug the AC-DC adaptor from the mains and the unit. Also remove the batteries from inside the battery compartment.

Figure 1

B.Installing the Batteries

1.Unscrew and open the battery cover located on the bottom of the base. Please note this construction is for compliance with safety regulations. Install the batteries according to Figure 2.

IMPORTANT: Be sure that the batteries are installed correctly. Wrong polarity may damage the unit.

Figure 2

2.For better performance and longer operating time, we recommend the use of alkaline batteries.

(a)Do not mix old and new batteries.

(b)Do not mix alkaline, standard (carbon-zinc) or rechargeable (nickel-cadmium) batteries.

3.If the unit is not to be used for an extended period of time, remove all the batteries.

WARNING

To avoid the memory loss from the Caller ID phone while changing batteries,

-Do not disconnect the AC-DC adaptor from the unit;

-Replace all the old batteries with new ones as soon as possible.

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Contents Sentry Important Safety Instructions Notification to the Telephone Company FCC InformationTelephone Connection Requirements Incidence of HarmChanges in Telephone Company Equipment or Facilities InstallationGeneral This Telephone has Been Certified AS Hearing AID CompatibleBatteries Cautionary Instructions Introduction to Caller ID Instructions Read this manual carefully before using this productControls Controls and FeaturesCID Type I / II Features FeaturesPower Supplies Installing the BatteriesOperating from the AC-DC Adaptor Connecting the Telephone Line Cords Desktop UsageWall Mounting Page Setting the Language Setting the ContrastSetting the Long Distance Code Customizing Your PhoneSet Time Setting the Area CodeSet Date Clear Message WaitingReset your phone Telephone Operation Call Timer Handset Volume Control #14Flash Button #4 Hold Button #10Predialed Call To delete the Last Dialed NumberTemporary Tone Dialing Memory Operation Using the Memory KeysTo save a number to the one-touch memory key M1 M3 To save a number into two-touch memory keyCaller ID Operation To change a number in the Callers List before dialing To edit a number in the Callers List and save to MemoryTo delete an item in the Callers List Trouble Shooting New Call LED IndicatorTo delete all items in the Callers List Blocked or Unavailable CallsProblems Check Error appears on the LCD panel Care and Maintenance Limited Warranty
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