Toshiba Strata Dk14, Dk40i, Dk424 Installation And Maintenance Manual

DK14 Installation
Power Supply Removal and Replacement
Strata DK I&M 5/991-9
DK14 Installation
4. Unplug the AC cable from the CN1 connector on the power supply.
5. Remove the FG screw, and disconnect the green third wire ground ring terminal.
6. Unplug the DC cable from the CN3 connector on the power supply.
7. Remove the top two, and bottom left corner screws that attach the power supply to the KSU. 
Remove power supply.
Power Supply Replacement
1. Set the power supply in its proper place in the KSU....

DK14 Installation
Printed Circuit Board (PCB) Installation
1-10Strata DK I&M    5/99
Printed Circuit Board (PCB) Installation
This section provides procedures for installation of Strata DK14 system optional printed circuit 
boards (PCBs) into the KSU. This includes installation instructions, optional configuration 
information, and wiring and programming considerations for each PCB.
Be sure the ground has been checked. (See “AC Power and Grounding Requirements” on Page 
1-3.)
PCB Installation...

DK14 Installation
Printed Circuit Board (PCB) Installation
Strata DK I&M 5/991-11
DK14 Installation
J15QSTS1A
J1
J11J4
J14
J6
J8
J1
F.G.
STU STU
J7
J5
WARNINGHazardous voltage inside !
If servicing required,
remove A.C. cord.
HPFB6
QCDU2A
QKYS
J2
J10J20J3
J21J4
J1
SW101
CO4
SIO 1
SIO 2 DC BATT
QRCU3A
Component Side
CO2 
J6-25 Pair 
Amphenol Jack 
(female) for 
Telephone 
Tip/Ring and 
Relay Contact CO3  CO1 
PFT, RJ11
Modular
Jack6-wire RJ11
Modular Jacks6-wire RJ11
Modular Jack 1 or 2 
HPFB reserve...

DK14 Installation
Built-in CO Line, Digital, Telephone, and Other Circuits
1-12Strata DK I&M    5/99
Built-in CO Line, Digital, Telephone, and Other Circuits
The KSU comes standard with two CO lines and four digital telephone circuits already installed on 
the motherboard (WMAU). See Figure 1-4 for an illustration of the WMAU.
Built-in CO Line Circuits
The two standard loop start CO line circuits are integrated into the KSU motherboard WMAU and 
are identical to the QCDU2 CO line circuits. 
CO lines that...

DK14 Installation
QCDU2 CO Line Digital Telephone Interface Unit
Strata DK I&M 5/991-13
DK14 InstallationQCDU2
CO Line Digital Telephone Interface Unit
Circuits per PCB:one loop start CO line circuit and two digital telephone circuits
Interfaces with:digital telephones
PDIU-DIs/PDIU-DI2s/RPCI-DI
ADMs connected to the telephones and PDIU-DSs 
Does not support a DDSS console or DDCB
Older Version(s):QCDU1A
QCDU2 Configuration
The QCDU2 may have to be configured to control excessive loudness if the system...

DK14 Installation
QCDU2 CO Line Digital Telephone Interface Unit
1-14Strata DK I&M    5/99
QCDU2 Programming
The following parameters may be specified through programming for the QCDU2.
Program 10-1: Allows/denies two-CO Line Conference and Direct Inward System Access (DISA).
Program 15: Auto Release detection; DISA, and other attributes to the CO line.
Program 16: Assigns CO line to groups 81~84, and dial 9 group.
Program 40: Assigns stations access to CO line (incoming and outgoing access).
Program...

DK14 Installation
QSTU2A Standard Telephone Interface Unit
Strata DK I&M 5/991-15
DK14 InstallationQSTU2A
Standard Telephone Interface Unit
Circuits per PCB:two standard telephone circuits
Interfaces with:standard telephones
Auto Attendant devices
separate BGM source connection
voice mail machines
facsimile machines
Older Version(s):QSTU1A
NoteFor the system to recognize the Dual-Tone Multi-Frequency (DTMF) tones generated by 
standard telephones (or any other device connected to a QSTU2 port), a QRCU3...

DK14 Installation
QSTU2A Standard Telephone Interface Unit
1-16Strata DK I&M    5/99
QSTU2 Programming
The following parameters can be specified for the QSTU2:
Program 31: Used to configure all QSTU2 ports connected to voice mail (see Chapter 7 – DK40i/
DK424 Universal Slot PCBs for voice mail installation).
Program 10-2: Used to set standard telephone ringing option and separate BGM assignment.
NoteQSTU2 ports are fixed. They are assigned even if a QSTU2 is not installed.
QSTU2 Wiring
Refer to DK14 MDF...

DK14 Installation
QRCU3 DTMF Receiver/ABR Tone Detector Unit
Strata DK I&M 5/991-17
DK14 InstallationQRCU3
DTMF Receiver/ABR Tone Detector Unit
System:DK14
Circuits per PCB:3 DTMF/ABR Tone Receivers
Interfaces with:two-wire devices such as standard telephones
Auto Attendant devices, separate BGM source connection
voice mail machines
Facsimile machines.
Older Version(s):QRCU1/QRCU2
The QRCU3 must be installed to recognize Dual-Tone Multi-Frequency (DTMF) tones generated 
by a standard telephone (or any...

DK14 Installation
QRCU3 DTMF Receiver/ABR Tone Detector Unit
1-18Strata DK I&M    5/99
Built-in Auto Attendant
DK14 Built-in Auto Attendant software is enabled by installing a QKYS1 Key (chip) onto the 
QRCU3 PCB.
äTo install the QKYS1 Key
1. Make sure that the DKSU14 power supply switch is OFF.
2. Install the QKYS1 into the QKYS1 connector on the QRCU2 PCB (see Figure 1-13).
3. The QKYS1 does not require Program 03 assignments.
Programming
Refer to “Auto Attendant (Built-in)” in the Overview section of...