Toshiba STRATA DK24 Manual page 73

INSTALLATION-SYSTEM DESCRIPTION
SECTlON200-096-202
FEBRUARY1991
DKSU 24/56/96
PCOU
LINE
3AND4
*
7
LOOP START
LINE PCB
(4 CIRCUITS)
LINE
'Z-PAIR
1 AND2
MODULAR
JACK
*
7
r
-
-
-
-
-
-
-
LOOP START LINES
2-PAIR
MOD CORD
I * FIC: 02LS2
. USOC: RJ14C
. REN: 0.28
-
H
,'
-
H
H
H
1
2-PAIR
MODCORD
MODULAR '
' BLOCKS
PEMU
E&M
TIE-LINE
PCB
2 OR 4 WIRE
CENTRAL OFFICE/
CENTREX/PBX
E&M TIE LINES
c
. FIC:
2-W; TLI 1 M
4-W; TL31 M
* usoc:
2-W; RJ2EX
4-W; RJ2GX
%PAIR
MODULAR
JACK
. REN:
N/A
I
25.PAIR AMPHENOL
r
(PIOUIPEPU)
OR
SPRING TERMINAL STRIP
(PIOUS) )
FRAMZ
AMPLIFIED PAGE OUTPUT (3 WATTS)
-
3-PAIR /
MODLUAR
CORDS
il
MUSIC SOURCE: EXTERNALZONE PAGE I
BACKGROUND MUSIC
D
DOOR LOCK OR BGM MUTE CONTROL RELAY
-
-
I
MAIN
PCTU
CONTROL PCB
(SEE TABLE B
NIGHT BELL OR MOH (CONTROL RELAY)
2-
TWISTED PAIR
~
MOHlBGM
ALARM RELAY SENSOR
-
CRCU
(OPTIONAL)
~
EXTERNAL ZONE PAGE RELAYS (4 ZONES)
MUSIC SOURCE: BACKGROUND AND/OR
-
MUSIC-ON-HOLD
-
I
\
TWISTED PAIR
MOHIBGM
VOLUME
1 \ CONTROL
FlGURE2-lo-SYSTEM FUNCTIONALBLOCKDIAGRAM
DTMF
RECEIVER
(4OR8
CIRCUITS)
:
2-8