Audiovox Minivox MVX-850 User manual

+ AUDIOVOX
LENDI L OITAITati MIT a MONS
Division of Audiovox Corperation
185 Oser Ave., Hauppauge, NY 11788
PRINTED IN TAIWAN 5-95

TABLE OF CONTENTS
SYSTEM CONFIGURATION ........ccccsccssscsssesneeees 5
WRIST STRAP ATTACHMENT ...........ccccceseeee 6
BATTERY INSTALLATION AND
RECHARGING aiessiesesnsstates ion oi nana soosasternasnouskes 7
To Attach the Battery Pack
To Detach the Battery Pack
To Recharge Battery
PRECAUTIONS sosiaa erii 9
GENERAL SPECIFICATIONS .....0.0... eee 10
FEATURES AND OPTIONS 20... cccceesesesseeeees 11
FUNCTIONS vibe ako akay aka fon ia eti ea pise eta inven 12
BASIC OPERATION i0i0itriin res aeitesasosisovavioutèvinsyen 14
Turning the Unit On/Off
+ Antenna Position
e Receiving Signal Strength Indicator
+ Battery Level Indicator
To Store a Number in Memory
To Recall a Number from Memory
To Review the Prefix
Display Own Telephone Number
Repertory Memory Scroll
Automatic Storing into a Vacant Memory
Address
Secret Memory
e To Store the Secret Number
e To Confirm the Secret Number
To Lock the Unit
Automatic Lock
To Unlock the Unit
Keypad Lock
Backlighting On/Off Control
Volume Control
e Earpiece
¢ Alert Tone
MEMORY NAME TAG ....20000220roreoeoeeeooosososasnnonosn 20
To Enter Names using Alpha (Letters)
To Store Name with Phone Number
To Recall from Memory with Name
ALPHA SEARCH oc cccss yok ae vese assi asesns aske idskasponkae 22
PLACING TELEPHONE CALLS ue 23
To Place a Call
If the Call Fails to Go Through
Automatic Redial (NAM Option)
Terminating a Call
To Receive Calls
Any Digit Key Answering
Alert Tone Selection
Silent Alert
Automatic Answering
2
Anti-fraud Security Feature
To Place a Call with a Number in the Memory
Speed Dialing
Last Three Number Redial
Programmable Emergency Call (NAM Option)
One Touch Emergency Call
To Mute a Phone Conversation
VOICE MAIL DIALING LW eee reeeneees 28
To Store Numbers
To Place a Call
CALL RESTRICTION (NAM OPTION) ............ 29
To Set Call Restricted Mode
END-TO-END SIGNALING.....!222rreeeooooeraroeoeooonooan 30
Touch Tone™ from Memory
Link Dialing
e To Link Number/To Store Linked Numbers
in Memory-
e To Place Linked Numbers
SCRATCH-PAD DIALING wo... eee ccceeeceeeees 32
SCRATCH-PAD DIALING
WITHOUT KEYING TONES oo... 33
CALL TIME DISPLAY ....0?ree000rrreeeoeeaeoosoresoooonereon 33
To Display the Talk Time of the Last Call
To Display the Outgoing Call Timer Only
To Display the Cumulative Talk Time
To Clear the Timer
One Minute Beep (NAM Option)
SID MANAGEMENT (NAM OPTION).............. 34
A/B SYSTEM SELECTION ......cccccsceccsssscsseseseneee 35
MULTIPLE CITY REGISTRATION .................. 36
LAST RESCAN SID INDICATOR ......ccccccssseee-- 36
RADIO FREQUENCY (RF)
CHANNEL INDICATOR oossoo 37
AUTOMATIC CALLS IN ABSENCE
INDICATOR siaine n kN 37
FUNCTION MENU ..eecsccsssssssssssssessseceesssesssnsessee 38
SERIAL DATA MODE n 40
FUNCTION ALL RESET .0..c..ccsccsssescssesossseserseeee 40
IMPORTANT SAFETY INFORMATION .......... 41
WARNING ke a kab ANA 41
ACCESSORY CATALOG... 44
Touch Tone™ is a registered trade mark of AT & T.
3

MVX-850
Personal Cellular Data
Communicator
Audiovox introduces the “Minivox MVX-850” the
most technologically advanced Handheld Portable
Cellular Telephone in the world. This Personal
Cellular Data Communicator is only 100cec’s in
total volume, making it the smallest handheld
cellular telephone in the world. Weighing in at a
mere 5.4 oz., the MVX-850, is also one of the
lightest cellular telephones available today!
Utilizing the latest in microelectronics and battery
technology, the MVX-850 delivers 65 minutes of
talk time and 11 hours of standby time. The
MVX-850 provides the most advanced features in
one very compact unit to meet all your personal
and business requirements like one touch emer-
gency dialing and constant battery life and signal
strength indicators.
The MVX-850 features a new LED call indicator, a
key pad lock, one touch emergency dialing, a one
touch voice mail access key and a large, easy to
read, 30 character liquid-crystal display. The MVX-
850 will also allow you the capability to send data
or a facsimile via an optional PCMCIA card mo-
dem.
Optional accessories include: a 100 minute talk
time, extended life nickel metal hydride battery, a
200 minute high capacity nickel metal hydride
battery, a rapid charger, a cigarette lighter charger,
and a handsfree car kit with provisions for exter-
nal antenna and power booster. A travel charger
and battery eliminator are also available.
And of course, your new Minivox MVX-850 comes
with something only an Audiovox phone can pro-
vide. The proven reliability that has made Audiovox
one of the worlds leading suppliers of cellular
communications equipment.
SYSTEM
CONFIGURATION
System configuration and the equipment list are
as shown below.
Retractable Whip
Antenna
©
Handheld Portable
Telephone
li
Wrist Strap
©
Battery Pack
Desk Top
Battery Charger AC Adaptor
List of Equipment
Name of the Equipment
Handheld Portable Telephone
Battery Pack
Desk Top Battery Charger (DTC-800)
AC Adaptor (CNR-800)
Wrist Strap (WS-700)

WRIST STRAP
ATTACHMENT
Attach the wrist strap to the unit through the
strap hole as shown below W.
Then put the long loop through the smaller loop as
shown below ©.
BATTERY INSTALLATION
AND RECHARGING
The Portable Telephone contains a detachable
Battery Pack (BTR-800). A fully charged Battery
Pack offers 65 minutes Talk Time or 11 hours
standby.
It is recommended to carry one fully charged spare
Battery Pack for longer operation.
(Additional Battery Packs may be purchased at
your Cellular Telephone Dealer.)
To Attach the Battery Pack
@) Insert the hook at the end of the Battery Pack
into the slot at the end of the unit.
@) Press the Battery Pack down to lock the Bat-
tery Pack onto the unit.
To Detach the Battery Pack
@ Press the Release Latch as shown below.
@) Lift up to remove the Battery Pack from the
unit gently.
Release Latch

To Recharge Battery
The Desk Top Battery Charger (DTC-800) can
recharge spare Battery and the Battery connected
to the Portable Telephone at the same time.
Moreover, the Battery Charger can recharge an
optional Extended Life Battery (BTE-800) and a
High Capacity Battery (BTX-800). DC voltage is
supplied by the separate AC Adaptor. It takes
approximately eight hours for full charge.
1. Two LEDs (Light Emitting Diode) on the Desk
Top Battery Charger light green when DC
voltage is supplied from the AC Adaptor.
2. The Battery charging starts when the Portable
Phone and/or a spare Battery are/is placed into
the Battery Charger, the LED(s) light(s) red.
3. When the charging is finished, the LED(s)
return(s) a flash green.
Note: (1) Environmental temperature for full bat-
tery recharging with 8 hours: 0 ~ +35°C.
(2) We recommend you to turn off the power
of the telephone to secure complete re-
charging of the battery.
(3) The Battery Charger and the Battery
Pack will get warm during the charging
cycle. This is normal.
Spare
Battery Pack
Desk Top
Battery Charger
AC Adaptor
PRECAUTIONS
Your Handheld Portable Telephone is a high qual-
ity piece of equipment. Before operating the equip-
ment, please take the following precautions.
1. Don’t use this equipment in an extreme envi-
ronment where high temperature or high hu-
midity exists.
2. Don’t abuse the equipment. Avoid striking, shak-
ing or shocking. When not using the unit, lay
down the unit to avoid possible damage due to
instability.
3. Don’t expose this equipment to rain or spilled
beverages.
4. Recharge the battery fully before your first use
of the unit.
5. When the battery becomes discharged, two beep
tones will be heard every 10 seconds, and the
display will show [Battery Discharged], In such a
case, replace the battery with a fully charged
one, and recharge the discharged battery.
6. To ensure long battery life, operate the unit
until [Battery Discharged] is displayed, before re-
charging the battery. Remove Battery Pack
from the unit when it is not expected to be used
for a long period.
Recharging at least once every month is recom-
mended when not being used.
7. Don't charge the Battery in a place exposed to
direct sunlight.
8. The Battery charging and charging timer will
become inactive in case of lower or higher
environmental temperature. (However, the LED
remains at red.)
When the temperature returns to normal, the
charging will be automatically resumed. In this
case, it will take longer than 8 hours for the
LED(s) to flash green.
ORY. The product that you have purchased
ar) contains a rechargeable Battery. The
Ni-MH Battery is recyclable. At the end of it's
useful life, under various state and local
laws, it may be illegal to dispose of this Battery
into the municipal waste stream. Check with your
local solid waste officials for details in your area
for recycling options or proper disposal.

GENERAL
SPECIFICATIONS
(Subject to change without notice)
Frequency Range :
Number of RF Channels :
Channel Spacing :
Duplex Spacing :
Frequency Stability :
RF Output Power :
Receiver Sensitivity :
Modulation/Demodulation :
Operating Temperature :
Supply Voltage :
Current Drain :
Operating Time :
Size :
Weight :
824 to 849 MHz, Transmit
869 to 894 MHz, Receive
832, Full Duplex
30 KHz
45 MHz
+2.5 PPM
0.6W ERP With Power
Control
-116 dBm (12 dB SINAD)
Voice PM (With Compander)
Data FM
—20°C to +60°C
4.8 V
(NiMH Battery 1.2 V x 4,
550 mAH)
In Use;
Approx. 470 mA
Standby;
Approx. 50 mA
Talk;
Approx. 65 min.
(at full power output)
Standby;
Approx. 11 hours
Approx.
23 (H) x 44 (W) x 128 (D) mm
0.90 (H) x 1.7 (W) x 5.0 (D) inch
Approx. 153 gr (5.4 oz)
10
FEATURES AND
OPTIONS
Push Button Dialing
è Backlit Keypad and Display with On/Off Control
° Incoming Call Indicator
è Large Size Dot-matrix LCD Display
Status/Function Indicator
20 Digits Dial Number
Receiving Signal Strength Indicator
® Battery Level Indicator
# (Electronic) Volume Control
è Pre-set Dialing up to 32 Digits
# Extended Readability (Prefix Review)
* Last Digit Clear
e Digit Display Clear
e Programmable Emergency Call in locked or
restricted modes
“One Touch Emergency Call
e Repertory Dialing: 32/80-Digit 100 Memories
* Speed Dialing
e Repertory Memory Scroll
* Automatic Storing into a Vacant Memory Address
è Secret Memory
e Memory Name Tag
# Alpha Search
è Linked Preset Dialing from Memory
e Voice Mail Dialing
e Any Digit Key Answering
* Automatic Answering
“Last Three Number Redial
* Automatic Redial (NAM Option)
* Mute or Hold
# Scratch-pad Dialing (with/without Keying Tones)
e End-to-End Signaling
# Touch Tone™ from Memory
# Continuous DTMF from Keypad
è Call Restrictions (NAM Option)
* Alert Tone Selection
* Silent Alert with Alert Beep Tone
e Call Time Display (Four Functions)
* Automatic Calls in Absence Indicator
* One Minute Beep (NAM Option)
# Display Own Telephone Number
* Multiple A/B System Selection
# SID Management (NAM Option)
* Multiple City Registration,
* Last Rescan SID Indicator
e“ RF Channel Indicator
è Anti-fraud Security Feature
è Electronic Lock
* Automatic Lock
e Keypad Lock
e Function Menu
e Function All Reset
11

FUNCTIONS
Retractable
Whip Antenna
(4) Incoming
Call
Indicator
(1) Receiving
Signal ; (5) IN USE
trengt
Indicator (6) NO SVC
7) ROAM
(2) Power aD)
Indicator
i —8) Alpha
(3) Battery Numeric
Level kann Display
Indicator SON RE
(9) Send Key e 234—(14) End Key
15) Recall/
(10) One Touch Store Key
ae (16) Voice Mail
ey Dial/Alpha
(11) Digit Key
Keys 17) Clear
Key
12) Powe gwo
On/Off = JSS ato (18) Volume
Key : Keys
(13) Function —
Key
Microphone
12
(1) RECEIVING SIGNAL STRENGTH INDICATOR.:
The number of shaded blocks indicates the Re-
ceiving Signal Strength.
(2) is used as a POWER ON indicator which
lights when the unit is turned on.
(3) B DDOD is used as a battery level indicator.
(4) INCOMING CALL INDICATOR:
Flashing LED alerts you of an incoming call.
(5) IIN USE} indicator lights when a call is in progress.
(6) NOSVC (no service) indicator lights when the
unit is in a non-coverage area.
(7) indicator lights when the unit is out of
the home area.
(8) 30-CHARACTER FUNCTIONAL ALPHANU-
MERIC DISPLAY:
First 10 characters indicate a battery level,
current function and status conditions. The re-
maining 20 characters show the name and the
last 10 digits of the dialed number.
(9) SEND (send key) is used for placing or receiving a
call.
(10) Ò One Touch Emergency key.
(11) DIGIT KEYS to enter a phone number.
(12) 9 (power on/off key) is used to turn on/off the
unit.
(18) fò (function key) shifts the digit keys to the
functional keys.
(14)<ENO) (end key) terminates a call.
(15) 88D (recall/store key)
* To recall phone numbers from repertory
memory, press RST),
* To store phone numbers in repertory memory,
press Eng RST)
(16) #) (voice mail/alpha key)
e To access the linked speed dialing capability,
press YO. :
e To enter alphabetical characters, press f9 Mi
(17) 28 (clear key) clears the digit(s) from the dis-
play.
(18) W or 4) (volume key)
* To control earpiece audio level, press ` D or i W).
* To control alert tone level, press #9 Y) or (4).
13

BASIC OPERATION
Turning the Unit On/Off
Press ” for about one second to turn on the unit.
The indicator will light (all indicators will light
momentarily: display will show the programmed
name or your phone number, Incoming Call Indi-
cator will light, and a tone will be heard). Press fwò
again for about one second to turn off the unit.
* Antenna Position
Your portable cellular telephone has been equipped
with a dual position antenna system.
This dual position antenna has been especially
designed to allow your phone to receive calls while
the antenna is down. However, for optimum per-
formance and signal strength or while operating in
poor signal areas, it is recommended that the
antenna be fully extended.
Note: The antenna can be used in its fully ex-
tended or fully retracted position only.
* Receiving Signal Strength Indicator m E f i
The number of shaded blocks indicates the Signal
Strength in your area. Four blocks show the maxi-
mum level. The display will vary as you move with
the unit. If the signal is not strong enough to place
a call, the NO SVC] indicator will appear on the
readout.
* Battery Level Indicator
You can always monitor the current battery volt-
age level with the constant battery level indicator.
The number of blocks indicates the battery condi-
tions as follows:
BEERE
BIETET =|
Full charge
Normal phone call
Short phone call
Recharge battery
BTL = |
Bilt = t= [|
bit
To Store a Number in Memory
1. Press &, then enter the phone number.
2. Press f8 ês), then enter the memory address
(01 through 99.
Example: Press f9 88) 1b $», the displayed
number will be stored into memory ad-
dress 15.
14
To Recall a Number from Memory
Press ®8), then enter the memory address (01
through 99). hee
Example: Press #5) 4 J) (64), the number stored in
memory address 15 will be displayed on
the readout.
To Review the Prefix
(Number longer than 10 digits)
After pressing ®S), hold down the second digit of
the memory address.
Display Own Telephone Number
You can see your system ID number and your own
phone number on the readout. Press #8) G# ).
Repertory Memory Scroll
This feature is useful in finding a certain phone
number by scrolling the repertory memory from
the designated memory address.
1. Press $5), then enter the memory address (01
through 99).
Note: Only memory address number is dis-
played, if no phone number is stored in
memory address.
2. Press (4) or w.
(4) : Seroll upward (with roll back to 01)
V) : Scroll downward (with roll up to 99)
Memory address and the last 10 digits of the
stored number will be displayed on the readout
as follows.
Example:
BIO -1 BAT]
ABCD | ys TE |
[112131415 [617181910]
Note: In this scroll feature, any vacant memory
address(es) will be skipped.
15

Automatic Storing into a Vacant
Memory Address
This feature allows automatic storing into a va-
cant repertory memory address. This will avoid
the possible problem of writing over a previously
stored number.
1. Enter the phone number.
2. Press 9 Asi,
3. Enter the memory address group number in
which you want to store a number.
Oe : From 01 to 10
a) : From 11 to 20
(Qa): From 21 to 30
8) : From 81 to 90
Gen) : From 91 to 99
a): From 01 to 99
4. Press #9.
The memory address and the last 10 digits of
the stored phone number will be displayed on
the readout as follows.
Example:
Note: If there is no vacant address in the assigned
area, the phone number will not be stored in
the memory. [Memory Full] will appear on the
readout.
Secret Memory
This feature allows you to store ID code, telephone
credit card numbers, etc. in secret memory loca-
tions. For security purposes, you must enter your
three-digit security code to display the secret
number. For practical use of the secret memory,
refer to “END-TO-END SIGNALING”.
e To Store the Secret Number
Press as, then enter secret number.
2. Press 9 85) &s), then enter the memory ad-
dress (01 through 99). will appear on
the readout.
jon
16
Example: To store the secret number 9876 into
memory address 41 or automatically store
this number into a vacant memory ad-
dress of 40's.
1. Press 38),
2. Enter secret number;
LT TITT 19181716]
3. Press &9 BS) ASI, (secret memory store}
ee CE TTT I9ist7i6
4. Press 4) 3). (address number)
or venn
press 45) #. (to store vacant memory
dd f 40's)
address o S SEEEN
e To Confirm the Secret Number
Enter the three-digit security code.
2. Press “Si, then enter the memory address (01
through 99). The last 10 digits of the secret
number will be displayed on the readout.
—
Example: To confirm the secret number stored
into memory address 41.
1. Enter the three-digit security code;
1) 2) Bay,
[TEL TTT 111273}
_L TTT Bigr7i6!
2.
Press
Asi
Ge)
4>.
Note: If you recall the secret memory without the
three-digit security code, the secret number
is not displayed on the readout as shown
below: >
Press ASI 45) A).
iSlelcIrieltI]
17

To Lock the Unit
Press §9, then key 4 (LOCK).
[LOCK] will appear on the readout. The unit will
remain locked until unlocked, even if the power is
turned off.
Automatic Lock
If you request the feature of Automatic Lock, so
that your unit will automatically go into the locked
condition when the power of the unit is turned
“off”. When *3 is turned “on”, the unlock code is
required to operate the unit.
1. Press 9 75 4e.
[Auto Lock] will appear on the readout.
The current mode will flash.
2. Press 1), and Automatic Lock is activated.
3. Press 3%), and Automatic Lock is deactivated.
To Unlock the Unit
Enter the three-digit unlock code. The LOCK indi-
cator will go out when the three-digit code is the
same as the code registered in the NAM.
Keypad Lock
This feature makes the keypad temporarily in-
active to prevent unintentional key operations
while carrying the phone with the power on.
1. Press W 2), and Keypad Lock mode is acti-
vated.
2. The [Ke will appear on the readout.
3. Press fò “2=), and Keypad Lock mode is deac-
tivated.
Note: The following functions are available when
this feature is on. ta
(1) To answer incoming call by SEND key.
(2) Emergency Call (Except for OneTouch
Emergency Call).
(3) Silent Mode (Alert Tone Selection OFF
Mode).
The following functions are not available
when this feature is on.
(1) Automatic Answering.
(2) Any Key Answering.
(3) OneTouch Emergency Call.
(4) To turn off the unit by “Yè key.
18
Backlighting On/Off Control
LCD display and the keypad are backlit automati-
cally after the Power-On. If needed, backlighting
can be turned off by pressing #9 72 2).
[Backlight] will appear on the readout. The current
mode will flash. Press 9 2, and Backlight is acti-
vated. _
Press 3°), and Backlight is deactivated.
Even if the unit is in the backlighting “Off” mode,
the backlighting will be turned on again automati-
cally for 10 seconds when any key operation is
conducted or a call is received.
Volume Control
The audio level of the earpiece and the alert tone
can be adjusted by the Volume Control Key.
(a) : To increase the sound level.
W : To decrease the sound level.
+ Earpiece: a
Keep pressing A) or (W until you get the desired
sound level,
Sound level will be displayed on the readout
digitally during the level adjustment and the
sample tone will indicate the sound level when
you are not engaged in a telephone conversation.
The display format is as follows.
HI. |S! |Vio][]ume]
awona
LILI [lajoiriviT
> Function
=- Current Volume
= Key Operation
e Alert Tone:
Press fò, (4) or Y).
Then adjust the alert tone level in the same
manner as above. Your telephone will ring at the
new level. In this case, the display format is as
follows.
ALITI Violi lumel = Function
aa i oi Sd Current Volume
Li [akiojrivili -> Key Operation
19