Tesunho TM991 User manual

1
USER’S MANUAL
TM991
4G LTE
SOS function
2.4 TFTdisplay
Dual-SIM
Sofeware off-line update
Mobile PoC RadioMobile PoC RadioMobile PoC RadioMobile PoC RadioMobile PoC Radio

2
Items in the Package
Please carefully unpack the radio and check if all items listed below are received.
If any item is missing or damaged, please contact your dealer.
ACCESSORIES
ITEM QUANTITY
MOBILE RADIOS 1
PALM MICROPHONE (WITH HANDGER) 1
ANTENNA (LTE & GPS) 1
POWER CORD (WITH FUSE) 1
MOUNTING BRACKET 1
LOCKING KNOB 1
SCREW 10
FUSE 1
USER’S MANUAL 1

3
Product Overview
Product controls
No.
Part Name
No.
Part Name
No.
Part Name
1
Volume Control Knob &
Power Key
9
Down Key
17
GPS Antenna Connector
2
LCD Display
10
Back Key
18
SIM card 2 slot
3
LED Indicator
11
P1 Key
19
SD card slot
4
Speaker
12
Power Inlet
20
SIM card 1 slot
5
SOS Key
13
External Speaker
21
Bracket Connector
6
Aviation Connector
14
DC Connecto
7
Menu Key
15
Suction Cup Connector
8
Up Key
16
LTE Antenna Connector

4
Basic Operations
1. Power on
Press the “Volume Control Knob & Power Key”
2. Power off
Long press the “Volume Control Knob & Power Key”
3. Transmitting
Press the PTT button to transmit, keep away from microphone 5cm at least.
Exception & Talking Priority:
If there is an advanced user starts to talk when you are transmitting,
you will be forced to exit the transmitting mode.
4. Receiving
The LED indicator lights blue, LCD screen displays the transmitter’s name when it is receiving.
5. Adjusting the Volume
a. Rotate the “Volume Control Knob & Power Key”to adjust the volume.
b. At the interface of volume adjustment,
press “Up Key”or “Down Key”to choose lock or unlock the present volume you adjusted,
then press “Menu Key”as confirm.
6. Quick Operation
In standby mode, press following Key to enter corresponding function’s operation
Up Key: choose Group
Down Key: choose Member
Back Key: history record
P1: to get the last caller’s positioning information
N
O
T
E
Please check the following two items before using.
a. Please make sure the SIM card data service has been activated.
b. Please make sure the radio has been programmed with the activated platform account
and the correct APN information. If not, please contact local dealer for assistance.
c. Connect the LTE antenna ,GPS antenna.
d. Connect the power cord to the radio

5
Menu Introduction
•Press MENU Key to enter menu
•Press“▲”or“▼” Key to select items
•Press BACK Key to back to the previous menu
• Press MENU Key to confirm selecting
Menu Sub-menu Function Instruction
Menu
Choose Group Choose a group, then you can
transmit and receive message within
the group.
Friend List Enter to make private call with the
friend(s) that added on platform
User List Enter to make private call with the
group member(s)
Dispatcher MSG Enter to check dispatcher messages
PTT Records Enter to check the voice records
Contacts Add the phone call contacts list by
programming. Into contacts list to
choose a phone number to make
phone call directly.
Call Records Enter to check the telephone calling
record, if the radio with telephone
function.
Audio Settings
Sound Quality Standard / High Quality
MIC Level -2/-1/standard/+1/+2
Roger Beep ON:A beep when transmitting.
OFF:No voice when transmitting.
Advanced Setting
Network Mode Switch 2G/3G/4G/AUTO
Dual SIM SIM 1 / SIM 2 (choose SIM card)
PWR ON Mode ACC / KEY (PWR as Power)
PWR OFF Mode ACC / KEY (PWR as Power)
Rotate Normal / Inverse
SOS Mode
OFF: Close SOS function.
Normal: SOS alarm every 30
seconds and will stop after 3 cycles.
HOT MIC: SOS alarm 30
seconds,automatically activates MIC
for 10 seconds, then stop for 20
seconds, and it will end after 3
cycles.
Record Control OFF/ON
Time Zone Choose time zone

6
Menu
PoC Update Remote update PoC file
Settings
Backlight
Open: Backlight keeps on.
Auto: Backlight turns on
automatically when operating
on keys, transmitting or
receiving happens. Backlight
off automatically after 10
seconds no operation.
Key: Backlight on
automatically when operating
on keys. Backlight off
automatically after 10 seconds
no operation.
Brightness Level options from 1 to 9
Auto Lock
ON: Keypad locked
automatically after 10 seconds
no operation. Only PTT button
and Side Keys can use.
OFF: Long press Side key 2 for
2 seconds to lock/unlock the
keypad manually.
Language English/ Simplified Chinese /
Traditional Chinese
Key Tone
ON:A beep when operating on
keys
OFF: No voice when operating
on keys.
GPS INF Enter to check the local GPS
information
Version Enter to check the software
version, network mode, IMEI

7
Advanced Functions
1. Playback Voice Records
Enter “Record Control”to turn on the PTT records function.
Enter “PTT Records”to check the voice records.
2. Multi-members Selective Call
Enter friend or user list, short press “MENU”key to select one or more online friends,
press PTT to create temporary group for selective call.
3. Monitor Group
Enter group list, short press “P1”key to monitor other group(s). Short press again to cancel.

8
AFTERSALES SERVICE
Warranty Period
Main Unit: Two years from the data the radio is sold.
Accessories:
Battery, Charger and Adapter: One year from the data the radio is sold.
(It’s invalid without the seal of seller.)
Free Maintenance
The seller provides free maintenance for the nature breakups during the warranty period.
Paid Maintenance
Under the following conditions, the seller will charge the maintenance fee:
Warranty claims not made within the Warranty Period.
The defects are caused by nature disasters.
The defects occurring from misuse, abuse, accident, corrosion, fire, liquid intrusion, or neglect.
The defects or damage from improper or unauthorized testing, operation, maintenance, service, repair,
installation, alteration, modification, or adjustment.
Breakage or damage to antennas unless caused directly by defects in material or workmanship.
The defects that have not been operated in accordance with the procedures described in the operating
instructions.
The defects that have been subjected to unauthorized modifications, tampering, disassembly, use of
non-genuine accessories or batteries or repairs (including the addition to our product of equipment
which is not supplied or authorized by us) which adversely affect performance of our radio or
interfere with our normal warranty inspection and testing of our product to verify any warranty claim.
Our Product which has had the serial number removed or made illegible.
Product that has its seal(s) on non-user serviceable components or modules broken.
Freight costs to the repair depot.
Product that has been subjected to illegal or unauthorized alteration of the software/firmware in our
product.
Scratches or other cosmetic damage to our product surface that does not affect the operation of our
radio.
Normal and customary war and tear.
Seller: Ser. No:
Model: Date:

FCCRadiationExposureStatement:
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment.thistransmittermustnotbeco‐locatedoroperatinginconjunctionwithanyother
antennaortransmitter.This equipment should be installed and operated with minimum
distance 20cm between the radiator&youbody.