Figure 6-2 Music-On-Hold And Background Music (Same Source) Functional - Toshiba Strata DK40 Installation & Maintenance Manual

Music-on-Hold (MOH)/ Background Music (BGM) Options
CW1308 0.5mm
Twisted Pair
Music-On-
Hold
Source1
On/Off
Control
(24 Volt
Max)
Note
BGM or MOH Source Specifications:
• Input Impedance: 600
• Input Voltage:
Recommended Levels,
Min. = 0.14 VRMS (-15 dBm)
Max. = 0.77 VRMS (0 dBm)
3-watt amp and SW4 are available with
Notes
PIOU and PEPU only; PIOUS provides
600 ohm output only.
DK40 Base Unit Relay can be
programmed (77-1) as the MOH control
relay, or the PIOU/PIOUS/PEPU
MOH/NT relay can be used to control
MOH.
Figure 6-2 Music-on-Hold and Background Music (same source) Functional Diagram
Strata DK40 I&M Manual Spring 1999
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
DK40 KSU
VR1
MOH/BGM
Volume Control
Max.
Music
MOH RCA
Jack
Page/BGM
Control
Ω
Backplane
( ) PIN No.s of PIOU/PEPU
Amphenol Connector
MOH/NT
Relay Contact
Jumper Plug
(Make or Break)
Backplane
Exchange Line
Music-On-
Station PCBs
Hold
Page or
Background
Music Station PCBs
DK40 Base KSU
600Ω
600Ω
RCA
Jack
MOH over BGM
Port 000 Only:
#491-ON, #490-OFF
PIOU/PEPU/PIOUS
SP0
600
SW4
SP1
Volume
VR1
SW4:
Optional Page Output
Switch 600Ω OR
3-Watt 8Ω.
(9)
MOH or
B
Night Transfer
(34)
Control
Relay
M
P11
Prog. 77-1, 05
W2, IF Relay Contact Specification:
Using PIOUS 24 VDC Max.
(See Figure 6-8) 1 amp, Max.
Peripheral Installation
See MDF A & B
Wiring Diagrams (Chapter 4)
DDI Lines
TIE Lines
and
Loop Start Lines
Stations
Digital and
Electronic
Telephone
Speakers
Digital and
Electronic Telephone
BGM Dial Code
#481-ON
#480-OFF OR Tel Set Music (BGM)
NHT/NHR,
if Using PIOUS
Optional
External Page/
BGM Outputs
HESB or
Ω
(38)
Amplifier
(13)
&
Speaker
3 Watt
(50)
amp.
Speaker
(25)
(See Note)
External BGM Dial
Code from
Electronic & Digital
Telephones
Port 000 Only:
#491-ON
#490-OFF
(MOH over BGM)
Select
MOH
1499
6-5