Toshiba Strata Dk Digital Telephone User Guide

Full-duplex Speakerphone
Dip Switches
Strata DK Digital Telephone   6/00119
Figure 4 Location of DIP Switches
Table 12 shows the switch positions for the three different settings.
Table 12 DKT2020-FDSP DIP Switch Settings
L
in
e
 9Line 8Line 7
Line 6
Line 5
Line 4
Line 3
Line 2
Line 1
Intercom
Speed
DialD
o
 N
o
t
D
istu
rb
Line 17
Line 16
Line 15
Line 14
Line 13
Line 12
Line 11
Line 10
ON
1234
Fixed Buttons Microphone Location
Dial Pad Handset
Red/Green
LED IndicatorsDIP Switches
(some models)
3926
LCD...

Full-duplex Speakerphone
Dip Switches
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NoteThe first four DIP switches are used to select the country, same as all other 
DK2000-series telephones. The default DIP switch settings (1~4) are preset to 
On for the USA and Canada. If you need to make adjustments for other 
countries, see Table 19 on Page 146. 
➤To use the External Microphone
1. Plug in the RFDM External Microphone into the bottom of the telephone (see Figures 
5 and 6).
2. Turn the microphone On by...

Full-duplex Speakerphone
Dip Switches
Strata DK Digital Telephone   6/00121
Figure 7 External Microphone On/Off Figure 5 RFDM Plug on DKT2020-FDSP Figure 6 RFDM Unit
5218
EXT MIC
EXT MIC
LOW HIGH5217
5352RFDM Unit (OFF Position) RFDM Unit (ON Position) 

Full-duplex Speakerphone
Dip Switches
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Figure 8 External Microphone Voice Pick-up Path
Speech Training Mode
When the DKT2020-FDSP is used in speakerphone mode, it adjusts to both the 
telephone line’s and room’s acoustic properties. At the beginning of each 
speakerphone call, the echo canceller must perform Speech Training by evaluating 
both the FDSP user and the far-end user’s voice, background noise and line quality.
➤To train the speakerphone
➤
The parties at...

Full-duplex Speakerphone
Dip Switches
Strata DK Digital Telephone   6/00123
➤To force the telephone into Speech Training mode
➤
During a call, momentarily press  ,  , 	 or 
*.
During Speech Training mode, the speakerphone operates in half-duplex mode. 
Tips for best results

Avoid blocking the microphone or shuffling paper near the microphone.

Avoid placing the speakerphone where it can detect excessive background noise, 
especially during Speech Training mode.

Avoid moving the telephone...

Full-duplex Speakerphone
Dip Switches
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➤To toggle full/half-duplex mode
Notes
Button 10 functions the same for Internal and/or External Microphone.
If DIP switch 6 and 7, in Figure 12, are turned Off, the Full/half-duplex function 
of Button 10 is disabled and Button 10 will function as programmed in Program 
39 of system/station Programming.
The DKT2020-FDSP’s full-duplex operation depends on the speaker volume 
setting. Raising or lowering the speaker volume...

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Add-on Module/DSS Console5
This chapter provides an equipment overview of the following two optional units and 
describes the features buttons and their associated LEDs.

Digital Add-on Module (DADM) – add 20 feature buttons to 2000-series digital 
telephones. Up to two DADMs can be connected to a telephone.

Direct Station Selection (DSS) Consoles – available for system operators who do 
not have an attendant console. (See “DSS Console” on Page 127.)
DADM
The DADM,...

Add-on Module/DSS Console
DADM
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A Line (CO) LED is green when the CO line is in use by the DADM console user. 
It is red if it is in use by another telephone user.
209
208
207
206
205
204
203
202
201
200219
218
217
216
215
214
213
212
211
210229
228
227
226
225
224
223
222
221
220239
238
237
236
235
234
233
232
231
230
First DADM
Second DADM
2038
Figure 10 Example Button Assignments for the Strata DK DADMs
Notes
The button numbers shown in this figure 
are examples...

Add-on Module/DSS Console
DSS Console
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DSS Console
The DSS console operates alongside of a digital telephone to provide the telephone 
with 60 additional feature buttons. The buttons can be programmed for [DSS], CO 
line access, All Call Page, Night Transfer, and Station or System Speed Dial. This 
guide applies to the DSS Console models DDSS2060 (see Figure 11), DDSS1060, and 
HDSS6560.
LEDs on the DDSS2060 and DDSS1060 models light or flash red or green, and LEDs...

Add-on Module/DSS Console
[DSS] Button
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[DSS] Button
The Direct Station Select [DSS] button can appear on both the DADM and DSS 
Console. Each DSS button is associated with a particular station in your telephone 
system. It can be used to transfer an outside call to the associated station or to make a 
direct call to the associated station. The [DSS] LED lights steady red when the station 
associated with the [DSS] is ringing, busy on a call, or in the DND mode; or...