Toshiba STRATA DK14 Installation And Maintenance Manual page 231

Table 6-14 Subassemblies for Toshiba Telephones
Subassembly
2000- and 1000-series
1
DVSU
Digital Telephones
1
RPCI-DI 2000-series Digital Telephones
6500-series
HVSU2
Electronic Telephone
2000- and 1000-series Digital
HHEU Telephones. 6500- and 6005-
series Electronic Telephones
1
DADM 2000-series Digital Telephones
1. Only one of the following subassembly types is allowed per telephone: DVSU, RPCI-DI or DADM.
Table 6-15 provides a summary of the universal slot PCBs and available subassemblies.
Table 6-15 PCB Circuits, Interface Options and Connectors
PCB Subassembly
RPTU
RBSU
attaches to
RBSS
RBSU
RBUU
attaches to
RBUS
RBUU
RDTU2
Strata DK I&M 6/00
Host Telephone
Provides interface for digital telephone to
receive Speaker OCA. Not required for
Handset/Headset OCA.
Provides two modes of operation:
TAPI PC application interface and Data Calling
interface.
Provides interface for electronic telephone to
receive OCA.
Provides interface for headset and Loud
Ringing Bell to telephone. Can be installed with
DVSU, RPCI-DI, or DADM.
Provides telephone with 20 (or 40 with two
DADMs) additional feature buttons for DSS,
System or Station Speed Dial, or CO line
appearances.
Circuits
(DK40i and DK424i)
1 circuit/ISDN PRI
DK424i: 23 B channels/
1 D channel
DK40i: 8 or 12 B channels/1 D
channel
2 ISDN BRI S/T point circuits (NT
or TE). Each circuit is 2B+1D.
(Host for the RBSS)
2 ISDN BRI, S point circuits
(2B+D each)
2 ISDN BRI, U point circuits
(2B+D each). Host for the RBUS.
2 ISDN BRI, U point circuits
(2B+D each) subassembly for the
RBUU.
1~8, 1~12, 1~16, or 1~24
channels (lines), depends on
system programming
ISDN BRI Circuit Capacity Guidelines
Function
Interface Options
POTS
FX
Tie (senderized)
Tie (cut through)
OUTWATS (intra-LATA)
OUTWATS (inter-LATA)
InWATS
Network and/or station side
Station side only
1 RBSS subassembly per RBSU
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)
DK424i Configuration
Capacity per
Telephone
1
1 or 2
Connector
RJ48C or RJ48X
ISDN TIA-568A
RJ45, ISDN TIA-568A
RJ45, ISDN TIA-568A
RJ45, ISDN TIA-568A
RJ45, ISDN TIA-568A
2-pair amphenol
RJ48M
(All PCB amphenol
connectors are female)
6-11