Toshiba Strata Vi Electronic Key Telephone System Installation And Maintenance Manual

0 COPYRIGHT 1982 
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TAHLEC)FCONI’~NTS .a.,.e.a.G . . . . . . . . . . . a . . . . . 
GENER.4L . * m . . * * . * . . * * * * * * 0 . . * * * * . * * , * * . * 
SUmARk: ;ktX!IIPTION * * * . * * * . D * * * * , . * * o 
PHYSICAL flESCRIPTIOr\i e . e e . . . a . . e . e e . . . . : : : : : : 
ELEC’rRIC4L CHAR4CTEMdTICS . s . s . . . . e . . e ~ e . s . . a 2 
PEATURES Ai’iIl SERVICES 2 
‘rAt3LE A (ELECrKIC41, CHii4&%i.I;i’;I&Sj : : : : : : : : : : : : : : 3 
TABLE B (STh’JDAi39 FEATLIKES) u . . e Q . . . e , e . . o . e . . . ....

The STRATA VI is an Elec- 
tronic Key Telephone system with many 
standard features; utilizing stored 
program control, custom L&I. circuitry, 
solid-state space division switching and 
reduced station cabling. Served by a 
Key Service Unit (MKSU) that is housed 
in a single cabinet, the system has a 
maximum capacity of six central 
office/PBX lines, two intercom lines 
and 16 station lines. 
STRATA VI includes a spe- 
designed Electronic Key Tele- 
phone (EKT) which incorporates hands- 
free answering...

The STRATA VI Electronic 
Key Telephone 
(EKT) (Figure 3) 
measures: 
Width 
Depth 
Height 
Speaker Volume-R 
Tone & Intercom 
Handset 
Speaker 
.!Aodula 
Cord 
Speaker On/Off LED 
I 
8.8 inches (224 mm) 
9.1 inches (230 mmj 
4.0 inches (102 mm) 
Speaker Volume-Dial 
Tone & Voice Level 
Flash & Message 
Waiting Key 
ot Disturb 
de Line 
Intercom Access 
Intercom, Outside 
Speaker On/Off Key 
and is equipped with 14 line and fea- 
ture keys in addition to its push-but- 
ton dial pad. Six of the keys are...

1000 ft. (305 MI, 24 AWG 
600 Hz/800 Hz, modulated by 16 Hz, 
1 second on-3 seconds off 
600 Hz, 1 second on-3 seconds off 
2400 Hz, 1 second on-3 seconds off 
2400 Hz, I second on--l second off * 
600 Hz, continuous 
600 Hz, 1 second on-3 seconds off 
600 Hz, 1 second on-l second off 
600 Hz, 0.25 sec. on-O.25 sec. off 
600 Hz, 0.12 sec. on-O.12 sec. off 
600 Hz, 1 second on only 
Push-button; system generated DTIUF 
or rotary dial 
90-130 VAC, 60 Hz, 96 VA 
o-5o” c 
20-80X Relative Humidity (without...

DTMF and dial pulse compatible 
External page interface 
Flash key-PBX line transfer or CO 
dial tone recall 
Flexible line ringing assignment 
Message waiting 
Multiple simultaneous 
handsfree 
intercom paths 
Music-on-hold interface 
Night ringing over external page 
Night transfer of ringing 
Non-blocking dialing 
Outgoing call restriction 
PBX compatible 
Private CO lines 
Repeat last number dialed 
System programming 
Restricted toll access 
Do not disturb 
Executive override of privacy 
Handsfree...

: 
. MKSU 
POWER 
SUPPLY 
MDF 
F4l 
TUNER 
EXTERNAL 
2 PAIR I 
2 PAIR 2 PAIR 
EKT 
EKT 
EKT  

EKT 2 PAIR 
DATA 
MCCU 
I 6 C/O 
EXTERNAL 
SPEAKER 
AC115V 
Complete with all options, the 
MKSU utilizes seven different circuit 
boards. The names and functions of 
the PCBs are: 
MCOU (MF or DPk-an interface 
between the MKSU and the public telephone network or PBX lines. 
Ring detection, hold and dial out- 
pulsing for three ckciiits are per- 
formed by this PCB. Depending 
upon local CO requirements, an MF 
or DP type of IUCOU will be 
provided (MF for DTMF outpulsing;