Get Started ............................................................................ 3
Know Your Device .................................................... 3
Interface Description ................................................. 4
Install Your Battery .................................................... 4
Charge the Battery ................................................... 5
Status Indicator ......................................................... 6
Device Installation .................................................... 8
Use Your Z723EL .................................................................. 8
Power On or Off ........................................................ 8
Connect the Z723EL to a phone ............................... 9
Placing and Ending Calls .......................................... 9
Adjusting Volume .................................................... 10
Checking Voicemail ................................................ 11
Set Up a Conference Call ....................................... 11
Adjusting Your Call Settings ................................................ 13
Set Voicemail .......................................................... 13
Use Call Waiting ..................................................... 13
Forward Incoming Calls .......................................... 13
TTY Mode ............................................................... 14
Common Settings ................................................................ 15
Specifications ...................................................................... 15
Device Specifications ............................................. 15
Battery Specifications ............................................. 16
Troubleshooting ................................................................... 17
Regulatory and Safety Information ...................................... 18
Safety Precautions ................................................. 18
Cleaning and Maintaining ....................................... 19
Limited Warranty..................................................... 20
Limitation of Liability ............................................... 21
RF Exposure Information (SAR) ............................. 21
FCC Compliance .................................................... 21
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Get Started
This chapter provides an overview of the Z723EL features.
Know Your Device
Your Z723EL enables you to make calls with your wireless service provider’s
cellular network.
1. Voicemail 2. micro-USB jack
3. Power 4. Information
5. Signal strength 6. Battery charge
7. Back cover 8. Antenna
(used for manufacturer)
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NOTE:
Your Z723EL comes with the nano-SIM card inserted.
Interface Description
1. Telephone ports: RJ11 connector for connection to telephone.
2. Power socket: Connector for the external power supply.
3. Power switch: Turn your device on or off.
Install Your Battery
1. Slide the back cover and remove it.
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2. Insert the battery by aligning the metal contacts on the battery with the metal
contacts in the battery compartment. Gently push down on the battery until it
clicks into place.
3. Replace the back cover.
Charge the Battery
1. Connect the adapter to the power socket of the Z723EL. Do not force the
connector into the power socket.
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2. Connect the charger to a standard AC power outlet.
3. Disconnect the charger when the battery is fully charged.
Status Indicator
The indicator shows the device’s status:
Indicator Status Description
Power
Green On
Green blinking Shutting down
Off Power off
Voicemail
Green Blinking New voicemail waiting
Off No message
Green blinking(2S) Before update
Green FOTA update is in process
Green Update end or activation
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Information
blinking(10S) success
Red blinking(10S) Update end fail
Green blinking During activation
Red blinking Activation fail
Battery Charge
Green More than 50% discharging
Green blinking More than 50% charging
Yellow 20%~49% discharging
Yellow blinking 20%~49% charging
Red Less than 20% discharging
Red blinking Less than 20% charging
Off No battery installed
Green (network and
Signal Strength (Low to High)
1to 4 bars)
Network
signal strength
Network red and no
bar lit
Network red
blinking and no bar
lit
Limited, no service, searching,
or LTE register failed
Device is not able to use as
normal.
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Device Installation
The Z723EL works with your wireless service provider’s cellular network instead
of your home’s phone jacks.
Put the Z723EL in a place where there is a strong signal from a signal tower,
typically near a window or outside wall.
Use Your Z723EL
This chapter describes how to make calls with Z723EL or configure the call
settings.
Power On or Off
Slide the On/Off switch to On position to turn on your Z723EL.
To power off, slide the On/Off switch to Off position.
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