Toshiba Strata DK14 General Description Manual page 55

Table 23 PCB Circuits, Interface Options and Connectors (continued)
PCB Subassembly
RBUU
attaches to
RBUS
RBUU
RDTU2
RMCU
attaches to
RCMS
RMCU
REMU
KCDU
RCOU
attaches to
RCOS
RCOU
RCIU2
attaches to
RCIS
RCIU2
RDDU
RGLU2
PIOU,
PIOUS,
PEPU,
RSSU
attaches to
PIOU and IMDU
PIOUS
Strata DK General Description
Circuits
(DK424 only) 2 ISDN BRI, U point
circuits (2B+D each). Host for the
RBUS. (Release 4.2)
2 ISDN BRI, U point circuits
(2B+D each) subassembly for the
RBUU. (Release 4.2)
Applies to DK424 only.
1~8, 1~16, or 1~24 channels
(lines), depends on system
programming
2 E911 CAMA circuits with the 1
RCMS or 4 with 2 RCMSs
2 E911 CAMA circuits
4 Tie line circuits
(DK40i only)
2 CO line circuits/
4 digital telephone circuits
4 CO line circuits (lines)
With RCOS:
8 CO line circuits (lines)
Provides four additional Loop
Start CO lines.
4 circuits
With RCIS: 8 circuits
Used with RCOU/RCOS, PCOU,
and RGLU2 CO line PCBs to
provide 4 Caller ID circuits.
4 DID circuits
4 line circuits
A PIOU or PIOUS can use an
IMDU
5/99
Summary of PCBs and Subassemblies
Interface Options
Network and/or station side
Network and/or station side
1 RBUS subassembly per RBUU.
Loop start lines
Ground start lines
Tie lines (wink or immediate)
DID/DOD lines (wink or immediate)
E911 CAMA lines
Up to 2 RCMSs per RMCU for 4
CAMA lines max.
E&M Tie lines
2- or 4-wire transmission
Type I signaling
Type II signaling
Immediate start
Wink start
CO loop start lines
Digital circuits same as PDKU,
except no DDSS
CO loop start lines
1 RCOS subassembly per RCOU
Loop or Ground Start Lines with
Caller ID. Requires: RCOU, RGLU2
or PCOU
1 RCIS subassembly per RCIU2
DID Lines
Loop or ground start lines
ACD/SMIS (DK424 only, except
RCTUA)
SMDI for Voice Mail
SMDR printer or call accounting
machine
PC or maintenance terminal (local
or remote)
Provides remote maintenance 300
bps or 1200 bps full-duplex modem
for DKAdmin or DKBackup. 1 per
PIOU/PIOUS.
Universal Slot PCBs
Connector
RJ45, ISDN TIA-568A
RJ45, ISDN TIA-568A
2-pair amphenol
RJ48M
(All PCB amphenol
connectors are female)
RJ11C modular
REMU (8-wire modular jack)
2- or 4-wire/type I or II
RJ14C modular (CO Line
circuits)
25-pair amphenol (digital
phone circuits)
RJ14C modular
RJ14C modular
RJ14C modular
RJ14C modular
25-pair amphenol (PIOU or
PEPU)
Spring clip terminal (PIOUS)
Two 3-pair modular (TTY/
SMDR/SMDI/SMIS)
(All PCB amphenol
connectors are female)
None
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