Toshiba Strata CTX100 General Description Manual page 38

Universal Slot PCBs
Functional Block Diagrams
BDKU
8 Digital Telephone Circuits and
BDKU/BDKS
16 Digital Telephone Circuits
ADKU
8 Digital Telephone Circuits (max).
(CTX100 only)
PDKU2
8 Digital Telephone Circuits
RDSU
4 Digital Telephone Circuits
2 Standard Telephone Circuits
RSTS
(Option PCB)
2 Standard
Telephone
Circuits
iES32
4~32 Voice Mail
Circuits
(Programmable)
IVP8
2~8 Voice Mail
Circuits
(Programmable)
RSTU3
8 Standard
Telephone Circuits
RBSU
2B+1D/Circuit
(2-NT Circuits)
RBUU
2B+1D/Circuit
(2-LT Circuits)
5412
1. Customer-supplied equipment.
2. RSTU2 or above is required for standard telephone message
waiting lamp.
3. U, S, T, R are ISDN reference model termination points.
4. PDKU and RDSU should only be used for 2000-series digital
telephones. They do not support all of the 3000-series digital telephone
features, including LCD. The PDKU also does not support BPCI, BATI
and the CTX Attendant Console.
Figure 9 CTX100 and CTX670 Station Side Functional Block Diagram
24
4
4
R48S
(Option PCB,
RDSU/RSTU3
Only) -48 Volt
Loop Supply
R48S
(Option PCB,
RDSU/RSTU3
Only) -48 Volt
Loop Supply
RBSS
2B+1D/Circuit
(2-NT Circuits)
RBUS
2B+1D/Circuit
(2-LT Circuits)
Digital Telephone (DKT)
Mode Page Scroll Feature
and Add-on Module
Msg Spdial
Vol
Mic Redial
Spkr Cnf/Trn Hold
Connects audio path to Attd Console
BATI
4 See Figure
Handset
Mode Page Scroll Feature
Digital Telephone
4
with BPCI-DI
Msg Spdial
1 Pair Modular Cord Vol
Mic Redial RS-232 Cable
Spkr Cnf/Trn Hold
Transformer
Music
on-hold
source
(up to 8)
Stratagy ES
Voice Mail
VM Ports
For SMDI connection,
see Figure 7.
RS-232 Cables
Modem
1
Fax
1-pair Modular Cords
DPFT
Power Failure
Transfer Unit
Secondary
Protector
3 3
S R
TA
3
S ISDN
Telephone
3
U (TE-1, S-Type)
3
ISDN
U
Telephone
(TE-1, U-Type)
Modular Jacks
Main Distribution Frame (MDF)
Strata CTX General Description
Cordless DKT
Digital Single Line
7.
Telephone (DKT)
1
TAPI PC
DDCB MDFB
Door Phones and
Lock Controls
Mode Page Scroll Feature
Digital Telephone
Msg Spdial
Vol with DSS Console
Mic Redial
Spkr Cnf/Trn Hold
Mode Page Scroll Feature
Digital
Telephone
Msg Spdial
Vol
Mic Redial
Spkr Cnf/Trn Hold
Standard
Telephone
1
PC
Power Failure
1
Standard Telephone (8 max.)
1
Off-premises Station
PC
COM Port
1
PC with
Video Card
(TE-1, U-Type)
1
11/02