Toshiba Strata Dk14, Dk40i, Dk424 Installation And Maintenance Manual

Station Apparatus
DKT2001 Digital Single Line Telephone
Strata DK I&M    5/999-49
Station Apparatus
Installation
1. Set the DIP switches to match Figure 
9-23. The DIP switches are preset from 
the factory for the USA and Canada. 
Refer to Table 9-1 on Page 9-4 for other 
country settings.
2. If required to achieve maximum 
distance (greater than 1000 ft.), install a 
two-pair house cable (or external 
power).
Programming
Program 03: Specify Code 61 to indicate a 
station line PDKU2.
Program 27: Adjusts...

Station Apparatus
DKT2001 Digital Single Line Telephone
9-50Strata DK I&M    5/99 

Strata DK I&M    5/9910-1
Peripheral Installation
Peripheral Installation10
This chapter provides connection procedures for optional peripheral equipment to Strata DK 
Systems. Information in this chapter applies to all systems, unless stated otherwise in text.
Instructions include hardware requirements, PCB configuration, interconnection/wiring 
requirements, and programming considerations. Peripheral equipment is connected to system 
PCBs. See Chapter 7 – DK40i/DK424 Universal Slot PCBs installation...

Peripheral Installation
Power Failure Options
10-2Strata DK I&M    5/99
Figure 10-1 DPFT Circuit Diagram
Power Failure Emergency Transfer (DPFT) Installation
1. Mount the DPFT on or near the MDF. 
NoteSee Chapter 8 – DK40i/DK424 Universal Slot PCB Wiring, DPFT/MDF interconnecting 
tables.
2. Using 25-pair cables with amphenol-type connectors (female for DPFT connector J1, male for 
DPFT connector J2), connect the DPFT to two 66-type quick-connect blocks.
3. Connect the CO lines selected for emergency use...

Peripheral Installation
Music-on-Hold (MOH)/ Background Music (BGM) Options
Strata DK I&M    5/9910-3
Peripheral Installation
6. Connect the RSTU, RDSU/RSTS or PSTU standard telephone circuits related to the 
emergency standard telephones to DPFT J2-block “PSTU/ RSTU-TIP” and “PSTU/RSTU-
RING” terminals.
7. Connect the DPFT to the RDSU/RSTU/PSTU DG and -24V terminals (See Chapter 8 – 
DK40i/DK424 Universal Slot PCB Wiring for RSTU/PSTU and RCOU/PCOU wiring/
interconnecting details). The -24V (Pin 25) and...

Peripheral Installation
Music-on-Hold (MOH)/ Background Music (BGM) Options
10-4Strata DK I&M    5/99
ä
To install the MOH option
1. Connect the external music source to the DK14 or DK40i KSU, or DK424 RCTU, RCA jack 
(see Figure 10-1).
2. Rotate the DK14 KSU, DK40i KSU or RCTU volume control (VR1) to adjust MOH volume: 
clockwise increases volume; counterclockwise decreases volume. Listen to the CO line on-
hold when setting MOH to the proper volume.
3. If MOH relay control is required, access Program...

Peripheral Installation
Music-on-Hold (MOH)/ Background Music (BGM) Options
Strata DK I&M    5/9910-5
Peripheral Installation
Figure 10-2 Music-on-Hold and Background Music (same source) Functional Diagram
Music-On-
Hold 
Source1 
On/Off
Control
(24 Volt
 Max)Twisted Pair
24 AWG.VR1
MOH/BGM
Volume Control
Max.Music
MOH RCA
Jack
Page/BGM
ControlPage or
Background
Music
MOH over BGM DK14/DK40i Base KSU Music-On-
Hold Backplane
Digital and
Electronic
Telephone
Speakers
Digital and
Electronic Telephone
BGM...

Peripheral Installation
Music-on-Hold (MOH)/ Background Music (BGM) Options
10-6Strata DK I&M    5/99
BGM Options
The BGM options allow music to play over optional external speakers (external page system) and/
or digital and electronic telephone speakers. BGM can be configured in three ways:
Configuration A – One Music Source
This configuration enables BGM and MOH to share the same music source (see Figure 10-3). 
With this configuration, the MOH/BGM music source is connected to the RCA jack on the DK14...

Peripheral Installation
Music-on-Hold (MOH)/ Background Music (BGM) Options
Strata DK I&M    5/9910-7
Peripheral Installation
Figure 10-4 DK14/DK40i/DK424 Alternate BGM Source to Standard Telephone Port Connection
Figure 10-5 DK40i/DK424 Alternate BGM Source Configuration B
High Level
Output
Phone Line Ring (3)Tip (28)
Line Isolation Transformer
(Dealer supplied) Input
BGM Music 
Source
600W Output 
or 8W Output
See Program  19 for Slot Assignment
RCA Jack
4246BGM SOURCE SPECIFICATIONS:
• Input...

Peripheral Installation
Music-on-Hold (MOH)/ Background Music (BGM) Options
10-8Strata DK I&M    5/99
Configuration C – Three Music Sources
This configuration enables the MOH source to be connected to the RCA jack of the DK40i KSU or 
DK424 RCTU (as in Configuration A). The digital or electronic telephone BGM source is 
connected to a PEKU, PESU, KSTU2, RSTU, RSTU2, RDSU or PSTU PCB (as in Configuration 
B), and a separate BGM source is sent to the external page speakers via the PIOU PCB (see Figure...