TELEDEX l2s User Guide

Included with the Diamond+L2S-6/L2S are (one each):

• Base unit

• Coiled handset cord

• User guide

• Handset

• Clear plastic overlay

• Line cord

Contact your supplier or Teledex for information on ordering

custom designed and printed faceplates to enhance the look of your

Teledex telephone.

1) Located on the left side of the Diamond is a modular jack labeled

Insert one end of the coiled handset cord into this

jack. It is inserted properly when you hear a click.

2) Insert the other end of the coiled handset cord into the handset.

3) Turn the telephone so the back panel is facing you. Insert either 

end of the line cord into the jack on the back of the telephone

labeled

4) Insert the other end of the line cord into a telephone wall jack.

5) Once your telephone is connected, place the paper faceplate over

the keys. The plastic overlay slips into place by hooking the tabs 

on the overlay into the recessed slots located on both sides. The 

overlay is easiest to insert when the left or right side tabs are 

inserted first, and the middle part of the overlay is slightly bowed

to allow for insertion of the other tabs.

Line 1 or Line 2 can be activated by pressing one of the latching line

keys labeled 

or

Use the 

key to place callers on

hold while connecting to the other line.

Select the active line, if not previously selected (as above.) Lift the

handset to answer incoming call. To end the call, hang up by

replacing the handset.

Select the active line, if not previously selected (as above.) Press the

key to answer the call. When call is completed,

press the 

key again to end call.

1) Select the desired line.

2) Lift the handset – the LED for the activated line will turn green.

3) Listen for dial tone, dial the desired number, or press an autodial

key to automatically dial a number. 

4) To end the call, hang up by replacing the handset.

1) Select the desired line. 

2) Press the 

key – the LED for the activated line 

will turn green. 

3) Listen for dial tone, dial the desired number, or press an autodial

key to automatically dial a number. 

4) To end the call, press the 

key again.

Locate the slide control labeled 

on the right side of the

telephone. To increase the volume of the speakerphone, slide the

control towards the rear of the telephone. To decrease speakerphone

volume, slide the control towards the front of the telephone.

To mute the microphone on either the handset or speakerphone, press

the 

key while a call is active. The  

LED illuminates,

indicating that the party on the other end cannot hear you. Press the

key again to restore normal operation. 

Place a call on either line by pressing the 

key while a call is

active. The 

LED illuminates, indicating the call is on hold. You

may replace the handset without hanging up the call while on hold. To

resume the call, press the 

key again.

The raised red lens is a message waiting light. Many telephone systems

turn on the red message waiting light to alert the user that there is a

message waiting. Additionally, the message waiting light will act as a

visual ring indicator, flashing when the telephone is ringing.

The data port is a modular jack, located on the right side of the

telephone, labeled 

. You can connect a fax machine, computer

modem, answering machine and other similar devices to the telephone

line through this port. To use the data port, insert the line cord from

the device you wish to connect into the jack labeled 

The Diamond has ring volume settings for each line. To change the

ring volume, locate the adjustment control for the desired line on the

back of the telephone labeled 

Slide the switch to

the desired volume. The ring volume can be changed at any time.

Pressing the 

key while a call is active increases

the handset volume by 40%. Pressing the key again returns the

handset volume to the normal level. Handset volume is reset to the

normal volume once a call is ended.

The Diamond+L2S-6/L2S has up to eleven (11) programmable auto

dial keys. These keys can be programmed to automatically dial telephone

numbers, or to activate telephone system features, when connected to

a compatible PBX. To store auto dial information:

The telephone must be connected to a working telephone line.

1) Lift the handset.

2) Press the 

key and release it (see diagram.)

3) Enter the telephone number (including PAUSE as required - see 

diagram.) The dialing sequence can be up to 15 digits long.

4) Press the auto dial key where the number is to be stored.

5) Replace the handset.

To redial the last telephone number dialed:

1) Select the desired line.

2) Lift the handset or press the 

key.

3) Listen for dial tone, and press the 

key. The telephone 

will dial the last number dialed.

NOTE: Some PBX's require a pause after the first digit to access an outside line. The redial
function will automatically incorporate a pause if the dialed number is 7 digits or more.
The inserted pause will be of the same duration as set in the pause timing (see below.)

The 

key, when programmed behind an auto dial key, provides

a timed line interrupt typically used for accessing PBX/CO features

such as transfer and conference. The timing of the hookflash is

programmable, with the factory default timing set to 600 milliseconds.

Some PBXs may require you to change the hookflash timing from

the default 600ms. To change hookflash timing:

1) Lift the handset.

2) Press the 

key (see diagram.)

3) Press the 

programming key (see diagram.)

4) Select 1 - 9 on the dial pad. The number selected will be the 

new Flash timing in hundreds of milliseconds; ie: "3" = 300 ms.

5) Press the 

key.

The 

key can be used to provide a timed pause between dialed

digits within an auto dial key. The timing of the pause is programmable,

with the factory default set to zero (0) seconds. To change pause timing:

1) Lift the handset.

2) Press the 

key (see diagram.)

3) Press the 

key (see diagram.)

4) Select 1 - 9 on the dial pad. The number selected will be the 

new Pause timing in seconds; ie: "3" = seconds.

5) Press the 

key.

The Diamond telephone can be wall mounted. It is easiest to do the

conversion when the handset and line cords are not connected.

1) Located on the front of the telephone, above the speaker grill, is