Toshiba STRATA DK14 Installation And Maintenance Manual page 127

Table 4-17 PCB Circuits, Interface Options and Connectors (continued)
PCB Subassembly
RCOU
attaches to
RCOS
RCOU
RCIU2
attaches to
RCIS
RCIU2
RDDU
RGLU2
PIOU,
PIOUS,
PEPU,
RSSU
attaches to
PIOU and IMDU
PIOUS
RSTU2
attaches to
RSTU2 R48S
and RDSU
Strata DK I&M 6/00
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
8 standard telephone circuits
48VDC circuit for up to 8
standard telephone circuits
Interface Options
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 DKi Admin or DKi
Backup. 1 per PIOU/PIOUS.
Standard telephones
Voice mail ports
Off-premises stations
Other similar devices
Alternate BGM source
Auto Attendant digital
announcer
Message Waiting lamp (RSTU2
only)
Fax machines
ACD Announcer
Strata AirLink wireless
telephones
Optionally interfaces to the
RSTU2 and RDSU to extend
loop length of standard
telephones from 600 ohms to
1200 ohms.
DK424 Configuration
Printed Circuit Boards
Connector
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
25-pair amphenol
(All PCB amphenol
connectors are
female)
None
4-13