VTech CS6509 User Manual

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User’s manual

CS6509/CS6509-14/ CS6509-15/CS6509-16/ CS6509-17/CS6509-19

DECT 6.0 accessory handset for use with VTech models CS6519/CS6529


on purchasing your new VTech product. Before using this telephone, please read

Important safety instructions on page 5 of this manual.

This manual has instructions on how to set up and register your new handset. For complete instructions on using the handset, see the Abridged user’s manual that came with your telephone base.

You may also view or download the online Complete user’s manual for a full set of installation and operation instructions at www.vtechphones.com. In Canada, visit www.vtechcanada.com.

Compatible with Hearing Aid T-Coil



Telephones identified with this logo have reduced noise and interference when used with most T-coil equipped hearing aids and cochlear implants. The TIA-1083 Compliant Logo is a trademark of the Telecommunications Industry Association. Used under license.

The ENERGY STAR® program (www.energystar.gov) recognizes and encourages the use of products that save energy and help protect our environment. We are proud to mark this product with the ENERGY STAR® label indicating it meets the latest energy efficiency guidelines.

Register online to get an additional 3-month warranty! Visit www.vtechphones.com.


Register your product online for enhanced warranty support.

Product news

Learn about the latest VTech products.

VTech CS6509 User Manual

Parts checklist

Your telephone package contains the following items. Save your sales receipt and original packaging in the event warranty service is necessary.


Charger and


Battery compartment


charger adapter


User’s manual


User’s manual

Battery installation

Install the battery as shown below.

. Plug the battery connector securely into the socket.

3.Slide the battery compartment cover towards the center of the handset until it clicks into place.

. Place the battery with the label THIS SIDE UP facing up and the wires inside the battery compartment.

. Place the handset in the telephone base or charger to charge.

CHARGE light remains on when charging.

If the handset will not be used for a long time, disconnect and remove the battery to prevent possible leakage.

To purchase a replacement battery, visit our website at www.vtechphones.com or call 1 (800) 595-9511. In Canada, go to www.vtechcanada.com or dial

1 (800) 267-7377.

Battery charging

Once you have installed the battery, the screen indicates the battery status (see the table below). For best performance, keep the handset in the telephone base or charger when not in use. The battery is fully charged after 11 hours of

Battery indicators

Battery status













The screen is blank, or

The battery has no or very little

Charge without interruption

displays Put in charger

charge. The handset cannot

(at least 30 minutes).






be used.
















The screen displays

The battery has enough charge

Charge without interruption

Low battery and





to be used for a short time.

(about 30 minutes).














The screen displays

The battery is charged.

To keep the battery charged,



place it in the telephone











base or charger when not











in use.

If you place the handset in the telephone base or charger without plugging in the battery, the screen displays NO BATTERY.

Add and register a handset

You can add new handsets (CS6509/CS6509-14/CS6509-15/CS6509-16/ CS6509-17/CS6509-19, purchased separately) to your telephone system. Each handset must be registered with the telephone base before use. When first purchased, each expansion handset displays To register HS and See manual alternately. You may need to charge the handset before registering it to the telephone base.

To register a handset:

. Place the new (non-registered) handset in the telephone base.

CS6519 base

CS6529 base

Do not place the handset



in the charger.

2.After about 10 seconds, the handset displays Registering... When the registration process completes, the handset displays Registered and you hear a beep. The registration process takes about 90 seconds to complete.

Deregister handsets

If you want to replace a handset or reassign the designated handset number of a registered handset, you must deregister all the handsets and then individually register each handset.

To deregister all handsets:

. Press and hold FIND HANDSET on the telephone base for about 10 seconds until the IN USE light on the telephone base turns on and starts to flash.

. Immediately press FIND HANDSET again. You must press FIND HANDSET while the IN USE light is still flashing. The IN USE light flashes for approximately five seconds.

3.All handsets display To register HS and See manual alternately when the deregistration process completes. The deregistration process takes about 10 seconds to complete.

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