Aastra Telecom 41-001286-00 manual Troubleshooting

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Troubleshooting

Troubleshooting

The following is a list of solutions to the most common issues that you may experience when you install and use the MBU 400. Most of the problems you can easily solve yourself, whereas others require that you contact your service provider. To view the most recently updated troubleshooting information, go to www.aastratelecom.com.

Issue

Causes

Solution

 

 

 

 

 

The handset keeps repeating the

When you launch the upgrade

First ensure that the handset update has

checking step of the handset

process the first time, the handset

been completed (to 100%) at least once.

update.

update may loop.

Then reset the MBU 400 by pressing the

 

 

RESET button on the side of the base

 

 

unit.

The handset display is black.

Handset is in power saving mode.

Press any key.

 

Batteries are drained.

Charge the batteries.

 

 

 

 

 

 

Power is not turned on.

Check that the batteries are inserted with

 

 

the plus and minus ends facing the

 

 

correct way. Press and hold the red key

 

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

CLR

 

 

 

 

 

The handset does not charge.

The charger is not powered.

Check that the power cord is connected

 

 

properly to the charger, and that power is

 

 

turned on.

 

Batteries are not inserted

Check that the batteries are inserted with

 

correctly.

the plus and minus ends facing the

 

 

correct way.

The handset registration failed,

Handset is out of range of the MBU.

Move the handset closer to the MBU,

and the status indicator on the

 

place it in the charger, and reset the

display is black.

 

MBU.

The display reads, "Searching for

Handset is out of range of the MBU.

Move the handset closer to the MBU.

Gateway" or "Registering to

 

 

 

 

MBU is not powered.

Plug MBU into a power outlet. (If

Gateway" without registering

 

possible, a continuous power outlet.)

successfully.

 

 

 

 

 

 

Access codes don’t match.

Change the handset access code to

 

 

match the gateway access code. (If you

 

 

don’t know the gateway access code, it

 

 

can be reset by your System

 

 

Administrator.) Once the access codes

 

 

match, reset the gateway to initiate

 

 

handset registration mode.

The POWER indicator on the MBU

MBU is not powered.

Check that the MBU power cord is

is not lit.

 

connected properly, and that the adapter

 

 

is plugged into a power outlet. (If

 

 

possible, a continuous power outlet.)

The I-NET indicator on the MBU is

The Ethernet cable is not

Check that the Ethernet cable between

not lit.

connected.

the WAN port on the MBU and the LAN

 

 

port on your modem or router is

 

 

connected properly.

 

The router or modem is not

Turn on the power to the modem or

 

powered.

router.

 

The MBU cannot retrieve an IP

In Internet settings, check that the IP

 

address.

mode corresponds to the IP mode of

 

 

your Internet connection.

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Aastra MBU 400 User Guide

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Contents MBU 400TM Page Table of Contents Table of ContentsManaging Calls Importantes mesures de sécurité Important Safety InstructionsImportant Safety Instructions Software License Agreement Software License AgreementFCC Information FCC InformationUS Service Center Consumer InformationApplicable for Coin or Pay Phone Only Safety Information Safety InformationBattery Disposal Information For countries outside the European UnionPage Documentation About This GuideAbout This Guide Call and Telephony Features FeaturesMBU Features IntroductionDisplay Aastra 420d Handset FeaturesOther MBU Features Audio Features Other Handset FeaturesInstallation and Setup RequirementsMBU Gateway Getting StartedGetting Started Registering the 420d Handset Call420d Handset Key Descriptions Keys Key DescriptionMBU 400 IP Address and System Status IP address of your phone systemGetting Configuring Your Phone for First-Time UseStarted Configuring the Phone Using the Handset Specify the Domain and the SIP proxyGetting Started Idle Mode Options Using the 420d HandsetUsing the 420d Handset Handset Idle ScreenHandset Main Menu Main MenuUsing the Volume Control Using the SpeakerphoneLocking/Unlocking the Keypad Changing the PIN Code for VoIP SettingsChanging the Access Code Changing the Access Code on the Gateway Changing the Access Code on the HandsetCustomizing Your Phone Entering Text, Numbers, and SymbolsCustomizing Your Phone Changing the Handset NameInput Characters Input SymbolsText Input Modes Specifying a Language on the Handset Setting Time and DateAutomatic Time/Date Settings Reaching the Language List DirectlyChanging Time Format Setting Time ManuallySetting Date Manually Changing Date Format Changing Time ZoneChoosing VoIP or Landline Setting Daylight Saving Time DSTSpecifying the Primary Line for Outgoing Calls Choosing SIP Account Specifying Call GroupsChanging the Display Contrast Setting Audio Setting Do Not DisturbSetting Call Waiting Changing the Ringer Melody Resetting the HandsetChanging the Ringer Volume Changing the Message Tone Changing the Keypad SoundChanging Advisory Tones Enabling/Disabling Silent ModeSetting Your Phone to Vibrate Changing Emergency Line Settings VoIP Calls Making and Answering CallsMaking and Answering Calls Making a VoIP Call over the InternetMaking a Landline Call Landline CallsIntercom Calls Calling All Handsets Calling from the Contacts ListMaking an Intercom Call Calling a Contact on the Primary LineCalling from the Call Log on the Primary Line Calling from the Call LogCalling a Contact on a Secondary Line Redialing on a Primary Line Calling Using RedialCalling from the Call Log on a Secondary Line Redialing on a Secondary LineCalling Using Speeddial Answering CallsAny Key Answer Mode Caller IDMaking Emergency Calls Placing a Call on Hold Handling CallsHandling Calls Calling with a Call on HoldConferencing Calls Muting/Unmuting a CallSwapping Calls Transferring a CallTransferring to a VoIP or Landline Transferring CallsTransferring to another Handset Transferring to a Contacts List NumberEnding Calls Contacts List Managing CallsManaging Calls Adding a Contact Editing a ContactDeleting All Contacts Changing the Default Number for a ContactDeleting a Contact Creating a Contact Group Creating a Speeddial for a ContactGroups of Contacts Adding a Contact to a Group Call LogViewing Entries in the Call Log Voicemail Resetting the MBU Additional FeaturesAdditional Features Manually Registering/De-registering a HandsetUpdating the Firmware Changing Internet SettingsUpdating the MBU 400 System Firmware Troubleshooting TroubleshootingIssue Causes Solution There is no audio when I make Issue Causes Solution Cannot make Internet calls, but it Warranty Repair Services Limited WarrantyLimited Warranty After Warranty ServicePage Any key answer mode Index SIP Page