Tech Vision Electronics B831 Users Manual

USER GUIDE

B831

please read these instructions carefully.

+S100

Before operating this set,

Unpacking your clam shell senior phone

In the box are:

 the mobile handset
 a mains power adaptor
 a rechargeable battery pack
 this user guide

Keep the packing materials for future use.

Keep your sales receipt - it is your guarantee.

Warning: The torch uses a high-brightness LED. Do not

shine directly into eyes, or view with optical instruments.
NOTE – Remember to insert the battery before putting the

handset on charge.
IMPORTANT – Your handset is not supplied with a SIM

card. The clam shell senior phone will work on all GSM
mobile networks except “3”, and you will need to insert a
SIM card for the handset to work correctly.

Network Services – The clam shell senior phone is
approved for use on the GSM850 and PCS1900 networks.
Check with your mobile phone service provider to see if
you can use the Dual-band feature or other Network
Services described in this guide. Some networks may not
support all language dependent characters and/or
services.

Where to find it…………………..…………..………………………… 3

1

Contents

Symbols on the display ………..………………….………………… 4
Menu Operation …………….…..………………..……………………. 6

Read these notes first……....……….………….……………………. 6

Installation and setup………………………..….……………………. 7
Switching On and Off …………………..……..…..…………………10
Making & answering calls……………………………………………11
Using the Phone Book & Fast keys (M1-M3)…..………………… 13

Volume control, Redial, Speakerphone, Mute (Secrecy)
Call log……………………………………………….………………….16
SMS text messaging……………………………….………………….17
Settings…………………………..…………………..………………….20

Phone (Language, Display, Security, Factory reset)… 20
Clock ………………………..……………………. 20
Network ……………………..…………………. 20
Call ……………………………………………… 21
Sound……………………………………………. 21

Alarm…………………………..……………………………………….. 22
SOS Button……………………..………………………………………23
Tools……………………………………………………………………..26
Torch……………………………………………………………………..27
FM radio..………………………………………………………………..28
Health care.……………………………………………………………..29
Troubleshooting……………………………………………………… 30
Guarantee and Service information………………………………. 31
Battery Information……………………………………………………32
Additional Safety Information……………………………………… 32

Declaration of Conformity………….………………………………. 33

2

Where to find it

p

Talk button

Press to answer
a phone call.
Press to enter
redial list
Press to dial a

Memory buttons M1,M2,M3

M1 / M2 / M3
3 memory locations for direct dial out.

Torch Beam

Warning! The torch uses a high-brightness LED

and you should not point the beam directly into
eyes, or view with optical instruments.

Visual Indicators

The Red LED is steady on

during charging, and flashes

when the battery is low.

The Blue LED flashes when

connected to the mobile

network.

The Green LED flashes when

there is a missed call(s).

Torch button

Press and hold to

switch the Torch on

Earpiece

3

Selection buttons ( - )

Perform the function
indicated on the
LCD above.

Up/Down button (^ / v )

Press to adjust receiving
volume in talk and
speakerphone modes.

Press to step through names,
phone numbers, menus and
settings.
Standby mode shortcuts:

Up - to Sound Profiles
Down - to Phonebook

End / Power button (End call)

Press to end or reject a call.
Press to return to standby mode

Press and hold to switch the

hone on or off

Emergencybutton (SOS)

Press and hold 3sec to start
SOS call procedure

Headset Connector

Plug in headset accessory (not
supplied) for headset use.

Charging Connector

Plug in power adapter to

charge battery.

SOS button

Press and hold a few
seconds to start SOS
call procedure

Note：

Press the SOS button on the SOS button on the wireless SOS
bracelet ,the left LED will flash, If the left LED not flash, please replace the
battery.
Press and hold the SOS button on the wireless SOS bra celet, it will star t the
SOS function, when the left and right LED both flashed it means that the
signal was successfully launched.

（optional extra not always supplied, it is dependent on the particular
commercial model.）

Left LED

Right LED

4

Symbols on the display

ce

1 2

1 - The left selection button in the idle mode is Menu.
2 - The right selection button in the idle mode is SMS.
The Soft keys change to different functions in other
modes.
[Note: Symbols and positions on the display may vary.]

Radio link/signal level - On steady when linked

and shows the signal strength.

Battery charge level - Charge handset as soon as

possible if it shows nearly empty. While the
batteries are being charged, this blinks.

Roaming - On if roaming to other mobile network.
Call Divert - On if call divert unconditional is set.

Alarm - On if an alarm is set.
Ringer off & vibrator off- On if handset's ringer

and vibrator are both turned off.

Ringer on & vibrator on - On if handset's ringer

and vibrator are both turned on.

The network name in servi

Time
Date

5

Ringer off & vibrator on - On if handset's ringer is

turned off and vibrator is turned on.

Headset - On whe n a he adset is plugged in.

New SMS - Indicates you have new text messages.
Full SMS - Indicates your text messages box is full.

New Voice Mail - Indicates you have a new voice

message. To listen to messages, dial your network
provider’s voicemail number.

Call held - On if a call is on hold.

Speakerphone - On if handset loudspeaker is on.

Mute - On if the handset microphone is muted.

6

Menu Operation

Menu lists are used for set up and operation.
The left and right soft keys initially are Menu and SMS.

Press Menu（

） and the display changes and the soft
keys become Select and Back.
Use Up or Down to move up or down menu lists, and
Select or Back for the next or previous display.

When writing text, use the # key to switch cases:
Upper case (ABC), Title case (Abc), Lower case (abc) or

Numerals (123).
Use Up or Down to move the cursor, Clear（

）to delete

letters and the * key for symbols/punctuation.

Read these notes first

Your phone is an electronic product and should be treated
with care to meet any warranty and safety obligations.
 SWITCH ON SAFELY – Don’t use if mobile phones are

prohibited or may cause interference or danger.

 HEARING AID COMPATIBILITY – It is hearing aid

compatible (M3), but may interfere with some hearing
aids. Please contact your hearing aid provider.

 WATER-RESISTANCE – Keep it dry. The phone is not

water-resistant.

 TEMPERATURE RANGE – Operating 0°C to 40°C.

Storage -20°C to 60°C.

 CARE & CLEANING - Do not drop or knock the phone

excessively, and keep it clean using a damp cloth if
necessary - do not use chemicals, cleaning solvents, or
strong detergents.

7

Installation and setup

Before operating the Clam shell senior phone a SIM card
must be installed. Keep the SIM card out of reach of small
children.
The SIM card and its contacts can be damaged easily by
scratches or bending, so handle the card carefully.

Install the SIM card and battery

1. Switch off the phone, disconnect the power adaptor and

remove the battery, if fitted.

2. To remove the back cover push on the

centre of the back cover and slide the
cover down.

3. Remove the battery by
lifting from the Left edge.

4. Carefully slide the SIM holder open, toward the handset

edge, and lift it upwards. Position the SIM card with the
gold connectors face down, as shown, then lower the
cover to close the holder and slide to the lock position,
toward the centre of the handset. Ensure the SIM is
correctly in the holder, and adjust if necessary.

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5. Replace / fit the battery by aligning the gold connectors

on the battery with those on the phone, and push the
edge of the battery down until it clicks into place.

6. Replace the back cover by placing it flat on the back of

the handset and sliding up until it clicks into place.

Charge the battery
Warning! Use only batteries and chargers supplied with or

approved by B820 GSM for this model. Use of others will
invalidate approvals or warranty and may be dangerous.

Make sure the battery is fitted but do not charge the battery
with the back cover removed.

1. Connect the charger lead firmly into the socket on the

side of the handset.

2. Plug the charger into an AC mains socket. “Charging…”

is displayed briefly and the battery indicator bar scrolls.

3. Charging the battery may take up to 5 hours.

4. If no “Charging…” is displayed, disconnect the charger,

and retry. If charging still fails, contact the helpline.

5. The battery is fully charged when the bar stops scrolling.

Disconnect the charger from the phone and the AC
outlet.

Connect a headset

You can use a headset (not supplied) with the Clam shell
senior phone. The connector is 2.5mm, 4-pole jack socket
on the left side of the handset.

When connecting a headset, pay special attention to
volume levels. Read its user guide for detailed safety
instructions. Do not connect incompatible products.

9

When inserted the headset icon will show on the
handset display.
Make sure the plug is fully inserted otherwise it may not
work correctly.

10

Switching On and Off

To switch the phone on and off

To switch off, press and hold End call button until the

display clears.

To switch back on, press and hold End call button

until the display turns on.

Warning! Do not switch on when mobile phone use is

prohibited or if it may cause interference or danger.

Ringer off (quick press)

In idle mode, press and hold the # key the display
shows the

Press and hold the # key again to return to the
previous ringer settings.

Note: When the ringer is off the display still shows the

incoming call information.

icon, and the ringer will be turned off.

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