Music-On-Hold And Background Music (Same Source) Functional Diagram - Toshiba Strata DK 280 Installation Manual

SEE MDF TIP & RING
WIRING DIAGRAMS (CHAPTER 7)
/ TWISTED PAIR
24 AWG.
RCTU
MUSIC-
ON-HOLD -
SOURCE '
ON/OFF
CONTROL
(24 VOLT
MAX)
cc
MOH RCA
JACK
I'
Note:
7
1. BGM OR MOH SOURCE SPECIFICATIONS:
l
INPUT IMPEDANCE: 600R OR 8Q
l
INPUT VOLTAGE:
RECOMMENDED LEVELS,
MIN. = 0.14 VRMS (-15 dBm)
MAX. = 0.77 VRMS (0 dBm)
TYPICAL MOH SOURCES:
. TAPE PLAYER
. TUNER
l
DIGITAL MUSIC SOURCE
l
CASSETTE DOWNLOADER
DIGITAL SOURCE
BACKPLANE
I
General Note:
PA
BA
MC
T
( ) PIN N0.s OF PlOUlPEPU
AMPHENOL CONNECTOR
------I
0
---k (34
MOH/NT
RELAY CONTACT
JUMPER PLUG -
(MAKE OR BREAK)
BACKPLANE
IUSIC- \
'N-HOLD :
GE OR
CKGROUND
ISIC
b
L
CO LINE AND
STATION PCBs
DID LINES
TIE LINES
CO LINES (LOOP)
CO LINES (GND)
STATIONS
1 DIGITAL AND
STATION PCBs
ELECTRONIC
TELEPHONE
I L
SPEAKERS
DIGITAL AND
ELECTRONIC TELEPHONE
BGM DIAL CODE
#481-ON
#480-OFF OR Tel Set Music (BGM)
NHT/NHR,
IF USING PIOUS
PIOUIPEPU/PIOUS
SPO
6OOQ
SW4
OPTIONAL PAGE OUTPUT
SWITCH 600~ OR
3-WATT 8Q.
MOH OR
k
NIGHT TRANSFER
I
OPTIONAL
EXTERNAL PAGE/
BGM OUTPUTS
'I
SPEAKER
EXTERNAL BGM DIAL
CODE FROM
ELECTRONIC & DIGITAL
TELEPHONES
PORT 000 ONLY:
#491-ON
#490-OFF
l
3-watt amp and SW4 are available
with PIOU and PEPU only; PIOUS
W2, IF
I
RELAY CONTACT SPECIFICATION:
USING PIOUS
24 VDC MAX.
provides 600 ohm output only.
(SEE FIGURE 6-8)' AMPERE' MAX'
Figure 6-2
Music-on-Hold and Background Music (same source) Functional Diagram
DK0303
6-4
January 1996