NEC ML440 User manual

NEC
NEC Corporation of America
ML440
Revision 1.0
End User Guide
April 2011
NDA-31193, Revision 1
(DSX)

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of, their respective owners.

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ML440 End User Guide - Revision 1
Contents
Introduction 1-1
About This Document . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Important Safety Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Manual Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Terms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Getting Started 2-1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Charging the Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Powering on the Handset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Attaching the Belt Clip. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Basic Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Keys and Their Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Reading the Display and Status LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Using the Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Main Menu Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Contacts Screen (Local Contacts) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Central Directory Screen (Global Contacts) . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11
Calls Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11
Connectivity Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Alarm Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Using Common Features 3-1
Making, Receiving, and Transferring Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Putting a Call on Hold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

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ML440 End User Guide - Revision 1
Changing the Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Earpiece and Speaker Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Ring Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Using the Call Lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Using the Contact List and Central Directory . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Functions Common to Both Lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
Local Contact List Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
Assigning Contacts to a Speed Dial Number . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Voice Mail Waiting Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Using an Optional Headset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Locking the Keypad. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Changing the PIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Using Alarms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Setting the Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Important Information 4-1
AC Adapter and Battery Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Rechargeable Battery Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Weak or Hard to Hear Audio. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Noise or Static on the Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Resetting Handsets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Compliance Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
FCC Part 15 Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Industry Canada (I.C.) Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

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Figures
Figure Title Page
2-1 Remove Battery Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
2-2 Align Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
2-3 Replace Battery Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
2-4 Spare Battery Placement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
2-5 Keys and Their Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
2-6 Four-Way Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
2-7 Soft Key Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
2-8 Entering Text . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
2-9 Main Menu Screen. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
3-1 Installing a Headset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6

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Tables
Table Title Page
1-1 Terms and Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
2-1 Key Names and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
2-2 Icons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
2-3 Charger LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
2-4 Handset LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
2-5 STATUS LED Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
2-6 Contacts and Soft Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11
2-7 Contact List More Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11
2-8 Calls Screen Soft Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
2-9 Call List More Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
2-10 Connectivity Screen Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
2-11 Settings Screen Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13
2-12 Audio Screen Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
2-13 Alarm Screen Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15
3-1 Make, Receive, Transfer Calls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
3-2 Call Lists Actions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
3-3 Contact List Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
3-4 Common Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
4-1 Adapter/Battery Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
4-2 Troubleshooting Handset Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
4-3 Static or Noise Reduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

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1-1
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1
Introduction
About This Document
This document explains how to use the ML440 handsets; for information
on system configuration and base installation, see the ML440 and AP20
System Installation Guide.
The following topics are included in this chapter:
Chapter Topics •About This Document
•Important Safety Instructions
•Manual Conventions
•Terms
Important Safety Instructions
Save these instructions.
To reduce the risk of fire, electric shock, or injury to persons, follow the
basic safety precautions listed below when using your handset:
•Thisunitis not waterproof. Do not expose this unit to rain or
moisture.
• Do not use this product near water, for example, near a bath tub,
wash bowl, kitchen sink or laundry tub, in a wet basement or near a
swimming pool.
• Use only the power cord and batteries indicated in this manual.
• Do not dispose of batteries in a fire. They may explode. Check with
local codes for possible special disposal instructions.
• Do not place the handset in any charging cradle without the battery
installed and the battery cover securely in place.
Risk of explosion if battery is replaced by an incorrect type! Dispose of used
batteries according to the instructions. Do not open or mutilate the battery.
Disconnect the battery before shipping this product.
IMPORTANT
CAUTION

1-2 Introduction
ML440 End User Guide - Revision 1
Manual Conventions
This document uses several different type styles to help you distinguish
between different parts of the system.
•Bold underlined text indicates a key on the unit itself or a button on
a configuration screen.
• indicates a soft key on the handset.
• Italics indicate text on the display, such as menu options, prompts,
and confirmation messages.
•ALL CAPS BOLD TYPE indicates a status light on the handset or
base.
Terms
This document uses the terms and abbreviations listed in Tab l e 1 -1 .
Table 1-1
Term Definition
Base
The main part of the system that connects to the VoIP network and
manages calls. All handsets must be registered to a base before
use.
Charger The cradle that stores and charges the handset; it also contains a
spare battery charger.
During a call The station is currently on a call or has activated a dial tone.
Handset The cordless handset that you use to dial and talk to callers.
In standby The handset is inactive or idle.
Terms and Definitions
Reverse out

2-1
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2
Getting Started
This chapter covers how to prepare the handset for use, basic handset
operation, and menus.
Chapter Topics
•Features
•Charging the Battery
•Basic Operation
•Using the Menus
Features
ML440 handsets possess the following features:
•Roaming
• Seamless handover between bases
• Programmable feature keys
• Multi-line capability
• Call transfer, conference, call forwarding, and call park
• User-friendly interface with context sensitive soft keys
• Shared central directory with 200 entries
• Personal contacts list with up to 100 entries
• Call log that records the last 50 calls, incoming and outgoing
• Nine speed dial keys (numbers 2through 9on the twelve-key dial pad
Charging the Battery
Follow the steps below to charge the battery.
Step 1 Unpack the handset, battery, and battery cover. If the battery cover is
already on the handset, press in on the notch and slide the cover down
and off (Figure 2-1).

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ML440 End User Guide - Revision 1
Figure 2-1 Remove Battery Cover
Step 2 Align the battery so that the contacts face the bottom of the handset and
the flat side faces up (Figure 2-2).
Figure 2-2 Align Battery
Step 3 Insert the bottom of the battery first, then lay the battery down and push it
gently until it snaps into place.
Step 4 Replace the cover and slide it up into place (Figure 2-3).
Figure 2-3 Replace Battery Cover

Getting Started 2-3
ML440 End User Guide - Revision 1
Step 5 Connect the charger AC adapter to the charger’s AC jack.
Step 6 Plug the other end of the adapter into a standard 120V AC power outlet.
Step 7 Place the handset in the charger with the display facing forward. The
display on the handset should light up and the charger LED should turn
on. If it doesn't, reseat the handset or try plugging the AC adapter into a
different outlet.
Step 8 Place the spare battery in the back section of the charger. (Pull the
battery latch back to insert the battery (Figure 2-4).
Figure 2-4 Spare Battery Placement
Charge each battery completely (approximately 10 hours) before use.
Powering on the Handset
To power up the handset, press and release the End key. (To power
down the handset, press and hold the End key.)
Attaching the Belt Clip
Line up the holes on each side of the handset. Insert the belt clip into
the holes on each side of the handset. Press down until it clicks.
To remove the belt clip, pull either side of the belt clip to release the
tabs from the holes.
NOTE

2-4 Getting Started
ML440 End User Guide - Revision 1
Basic Operation
Keys and Their Functions
Figure 2-5 provides a diagram of the various keys and their functions.
Tab l e 2- 1lists the key name along with a brief description of its function.
Figure 2-5 Keys and Their Functions

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Table 2-1 Key Names and Descriptions
Key Name (Icon) What it Does
Talk
• In standby: start a telephone call.
• During a call: switch to a waiting call.
Speaker • Switch a call to the speakerphone (and back).
End
• During a call: hang up.
• In the menu or any list: go back one screen.
Select • In the menu or any list: select the highlighted item.
Menu • Open or close the menu.
Soft Keys
The soft keys automatically change their function based on what
you are doing. See “Using Soft Keys” on page 2-6".
Function keys 1 through 4
(F1 through F4)
The four function keys are programmed at the PBX: contact your
system administrator for details.
Four-way key:
- Up
- Down
- Right
- Left
- Move the cursor up one line.
- Move the cursor down one line.
- Move the cursor to the right.
- Move the cursor to the left.
Side Keys:
Mute • During a call: mute the microphone.
Plus • During a call: increase the call volume.
Minus • During a call: decrease the call volume.
Using the Four-Way Key
The four-way key (Figure 2-6) can be used in the following ways:
• Press the top of the key to move the cursor Up.
• Press the bottom of the key to move the cursor Down.
•PresstheRight side of the key to move the cursor to the right.
•PresstheLeft side of the key to move the cursor to the left.
• Press the center key to Select the currently highlighted item.

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ML440 End User Guide - Revision 1
Figure 2-6 Four-Way Key
Using Soft Keys
Soft keys are controlled by the software. They will automatically change
their function depending on what you are currently doing.
The description of the soft key’s current function appears in the bottom
of the display directly above the corresponding key. If the description for
a soft key is blank, that key does not currently have a function. Figure
2-7 is an example of soft key’s description.
Figure 2-7 Soft Key Description
Sometimes, the current function of a soft key can duplicate the function
of a regular key. If this happens, you can press either key.
Entering Text on the Handset
To enter text in the handset (for example, entering a name in the
contact list), press the number key that corresponds to the letter you
want to enter. Refer to Figure 2-8 for an example.
• Press the key once to enter the first letter on the number key.
• Press the key twice to enter the second letter, and three times to
enter the third.
• Press the key a fourth time to enter the number on the key.
• The list of letters for each key appears in the lower right corner of the
display so you can see what letter you are about to enter.

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• The handset uses capital letters as the first character and lower case
letters after that. To switch between upper case characters, lower
case characters, and numbers, press #.
• To enter a symbol, press 1 to cycle through the available symbols or
press and select the symbol you want to enter.
• If two letters in a row use the same number key, enter the first letter.
Wait for the cursor to move to the next position, then enter the
second letter.
•Press
Select or when you're finished.
• If you make a mistake while entering a name, move the cursor to
right of the incorrect character and press .The handset deletes
the character to the left of the cursor (like the backspace key on a
keyboard).
Figure 2-8 Entering Text
Reading the Display and Status LEDs
Display Icons and Their Meaning
Since the icons appear based on what you are doing with handset, you
will never see all of the icons at one time. Tab l e 2 -2 lists the icons and
their meaning.
Table 2-2 Icons
Icon Meaning
The ringer is turned off. This handset will not ring when a call comes
in.
The keys are locked. See “Locking the Keypad” on page 3-6".
The microphone is muted, and the caller can’t hear you.
Symbol
Save
Save
Clear

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ML440 End User Guide - Revision 1
LED States and Their Meaning
Tab l e 2- 3 lists the charger LEDs and provides a brief description of their
meaning.
Tab l e 2- 4 lists the handset LEDs and provides a brief description of their
meaning.
Table 2-3 Charger LEDs
Charger LEDs Meaning
HANDSET STATUS
-On: the handset is properly seated in the charger.
-Off: the handset is not in the charger or is not properly seated.
BATTERY STATUS
-On: the spare battery is charging.
-Off: the spare battery is completely charged.
Table 2-4 Handset LEDs
Battery Status
Rotating icons
The battery is fully charged.
The battery is more than half charged.
The battery is about half charged.
The battery is getting low.
The battery is very low. Change the battery or put the handset in the
charger
The battery is charging.
Signal Status
The signal from the base is very weak.

The signal from the base is weak.
The signal from the base is good.
The signal from the base is strong.
The signal from the base is excellent.
Icon Meaning
Handset LEDs Meaning
STATUS
-Slow Flashing (Red) - Voice Mail Message Waiting.
- Fast Flashing (Red) - Handset is ringing.

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Configuring the STATUS LED on the Handset
The STATUS LED at the top of the handset has three available colors:
red, green and yellow; green and yellow are configurable by the user.
You can specify what color the STATUS LED turns when you miss a call,
have a new voice message, or need to recharge the battery. Follow the
steps below the configure the STATUS LED.
Step 1 Press Menu to open the main menu screen.
Step 2 Select the General Settings icon, then select LED signal.
Step 3 Select Green LED, then choose what you want the green LED to mean.
Step 4 Press End to go back one menu level, then repeat the same selection
with the Yellow LED.
Step 5 For future reference, use Table 2-5 to record your settings. For example,
if you set the LED to turn yellow when you miss a call, place an X under
Missed call on the YELLOW LED row.
Table 2-5 STATUS LED Settings
LED Color Missed Call Voice Mail Low Battery None (Off)
GREEN
YELLOW
F1 (in function key 1)
F2 (in function key 2)
F3 (in function key 3)
F4 (in function key 4)
These four LEDs are controlled by the PBX: contact your system
administrator for information on the available LED states and what
each one means.
Handset LEDs Meaning

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ML440 End User Guide - Revision 1
Using the Menus
Main Menu Screen
• To open the menu, press Menu. The handset displays the main menu
screen (Figure 2-9).
• Use the four-way key to move the cursor and highlight items. When
you highlight each item, the handset shows the current setting for
that item in the display.
• To select the highlighted item, press Select.
• To go back one level in the menu, press End.
• If you don't press any keys for 1 minute, the handset exits the menu.
Figure 2-9 Main Menu Screen
Contacts Screen (Local Contacts)
The main Contacts screen shows the list of contacts stored locally on
this handset. When you highlight a contact, you can use one of the soft
keys described in Tab l e 2 -6 .