Vtech mi6820 Service Manual
Congratulations on your purchase
of this VTech product
NEED HELP?
Our representatives are here
to help you with any questions
concerning the operation of this
product, available accessories,
or any other related issues.
Call Toll Free:
1-800-595-9511
In Canada, Call:
1-800-267-7377
or visit our website at
www. vtechphones. com
Important Safety Instructions
When using your telephone equipment, basic safety precautions should always be
followed to reduce the risk of fire, electric shock and injury, including the following:
1. Read and understand all instructions.
2. Follow all warnings and instructions marked on the product.
3. Unplug this product from the wall outlet before cleaning. Do not use liquid or aerosol
cleaners. Use a damp cloth for cleaning.
4. Do not use this product near water (for example, near a bath tub, kitchen sink or
swimming pool).
5. Do not place this product on an unstable surface, such as a table, shelf or stand.
The product may fall, causing serious damage.
6. Slots and openings in the back or bottom of the base unit and handset are provided
for ventilation. To protect them from overheating, these openings must not be
blocked by placing the product on a soft surface such as a bed, sofa or rug. This
product should never be placed near or over a radiator or heat register. This product
should not be placed in any area where proper ventilation is not provided.
7. This product should be operated only from the type of power source indicated on
the marking label. If you are not sure of the type of power supply in your home, consult
your dealer or local power company.
8. Do not allow anything to rest on the power cord. Do not install this product where
the cord may have anyone walking on it.
9. Never push objects of any kind into this product through slots in the base or handset
as they may touch dangerous voltage points or short out parts that could result in
a risk of fire or electric shock. Never spill liquid of any kind on the product.
10. To reduce the risk of electric shock, do not disassemble this product, but take it to
an authorized service facility. Opening or removing parts of the base or handset
other than specified access doors may expose you to dangerous voltages or other
risks. Incorrect reassembling can cause electric shock when the product is
subsequently used.
11. Do not overload wall outlets and extension cords as this can result in the risk of fire
or electric shock.
12. Unplug this product from the wall outlet and refer servicing to an authorized service
facility under the following conditions:
A. When the power supply cord or plug is damaged or frayed.
B. If liquid has been spilled onto the product.
C. If the product has been exposed to rain or water.
D. If the product does not operate normally by following the operating instructions.
Adjust only those controls that are covered by the operating instructions, as
improper adjustment of other controls may result in damage and often requires
extensive work by an authorized technician to restore the product to normal
operation.
E. If the product has been dropped and the base and/or handset has been
damaged.
F. If the product exhibits a distinct change in performance.
13. Avoid using a telephone (other than cordless) during an electrical storm. There
is a remote risk of electric shock from lightning.
14. Do not use the telephone to report a gas leak in the vicinity of the leak.
15. Only put the handset of your telephone next to your ear when it is in normal talk
mode.
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Important Safety Instructions
VTech Communications, Inc. Customer Service: www.vtechphones.com or 1-800-595-
9511. In Canada, call VTech Telecommunications Canada Ltd. at 1-800-267-7377.
BEFORE USING YOUR mi 6820, CAREFULLY PEEL OFF THE PROTECTIVE FILM
COVERING THE DISPLAYS.
IMPORTANT:
Your mi 6820 is an accessory handset for use with the mi 6821, mi 6822, mi 6861
mi 6862 or mi6872 systems. You must have one of these base units in order to use
the mi 6820 accessory handset.
mi 6820 accessory handset setup,registration and basic functions. For detailed
instructions, please refer to the mi 6821, mi 6822, mi 6861, mi 6862 or mi 6872
user’s manual.
This manual is designed to familiarize
you with the
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Parts Check List
1. Handset
2. Charger Adapter
3. Charger
To purchase replacement batteries, visit us on the web at www.vtechphones.com or call
VTech Communications, Inc. at 1-800-595-9511. In Canada, call VTech Telecommunications Canada Ltd. at 1-800-267-7377.
NOTE: Use only VTech batteries (part number 89-1323-00-00).
4. Belt Clip
5. User’s Manual
6. Battery
3
The Handset Layout
1
2
3
4
5
6
7
1. Earpiece
2. LCD Display
3. Headset Jack (2.5mm)
4. CID (Scroll Down)
5. Phone (Flash)
6. Dialing Keys (0-9, *, #)
7. Redial (Pause)
8
9
10
11
12
13
14
8. Select (Menu)
9. Phonebook (Scroll Up)
10. Speakerphone
11. Off (Clear)
12. Volume Control
13. Intercom
14. Mute (Delete)
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Setup
Connecting Power to Handset Charger
Because the mi 6820 is an accessory handset to the mi 6821, mi 6822, mi 6861 mi
6862 or mi 6872 all you need to do is choose the location for your handset charger and
plug in the power supply into an electrical outlet.
Getting Started
CAUTION: Use only the VTech power supply provided with your tele phone.
Installation of Battery
5
1. Remove battery compartment cover by
pressing on the indentation and sliding
downward.
2. Place the battery in the handset aligning
the two holes in the plug with the socket
pins,then snap the plug into place.
3. Replace the battery cover by sliding it
upwards.
4. If the new battery is not already charged,
place the handset in its base unit or
charger and allow it to charge for 10-12
hours.
5. After the initial charge, a maintenance
charge of 10-12 hours should be sufficient. Be sure to place the handset in
its base or charger when not in use to
insure maximum daily performance.
Setup
Charging of the Handset Battery
The handset of your cordless telephone is powered by a rechargeable battery. It charges
automatically whenever the handset is in its charger.
You should charge the battery for 10-12 hours when
you first receive your phone. You will know the bat-
tery needs charging when:
• The low battery message is displayed:
• The handset seems completely dead, the LCD is
completely clear and does not activate when you
press the keys.
NOTE: When in LOW BATTERY mode, the keypad sounds, backlighting and speakerphone features will not work. When your battery has been charged, your features will
return to their normal function.
IMPORTANT:
1. Do not dispose of batteries in a fire, they might explode.
2. Do not open or mutilate the batteries. Toxic substances may be released, causing
harm to eyes or skin.
3. Exercise care in handling batteries in order to prevent an accidental short of the
charge contacts, potentially causing the batteries to overheat.
4. Do not dispose of this battery into household garbage, it should be properly
recycled.
5. Do not charge the batteries with other electrical devices.
6. If the phone will not be used for a long period of time, remove the battery to prevent
possible leakage.
Getting Started
Checking for Dial Tone
After the handset is registered and the battery is charged, press PHONE on the handset.
The LCD displays PHONE and shows a call timer, and you will hear a dial tone. If not, see
In Case of Difficulty.
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