Toshiba Strata Vie General Description Manual

TOSHIBA SYSTEM PRACTICES 
ELECTRONIC  KEY TELEPHONE  SYSTEM  STRATA 
Vie 
iOVEM9E’R  1986 
-.’ 
, TC$SS-IO-09  5Mlssile  4.1 
;.  

STRATA Vie 
GENERAL DESCRIPTIGN 
NOV_EMBER 1986 
PARAGRAPH 
STRATA VI, 
GENERAL DESCRIPTION 
TABLE of CONTENTS 
SUBJECT 
PAGE 
01 
02 
03 
04 
05 
06 
07 
TABLE of CONTENTS 
i 
GENERAL ..... : : : : : : : : : : : : : : : : : : : : : : : : 1 
Summary Description ....................... 1 
PHYSICAL DESCRIPTIONS ...................... 1 
Key Service Unit ............... , ......... 1 
Peripheral Equipment ....... , ............... 2 
Electronic Key Telephones 2 
ELECTRICALCHARACTERISTICS ’ : : : : : : : : :...

STRATA We 
GENERAL DESCRIPTION 
NOVEMBER 
1986 
01 GENERAL 
Summary Description 
STRATA Vle is an electronic key telephone 
system with many standard features; utilizing 
stored program control, custom LSI circuitry, 
solid-state, space-division switching and re- 
duced station cabling. Served by a key ser- 
vice unit (HKSU) that is housed in a single 
cabinet, the system is factory-equipped with 
three central office/PBX lines, two intercom 
lines, and eight station lines. The system ex- 
pands to a...

STRATA Vie 
GENERAL DESCRIPTION 
NOVEMBER 
1986 
VMAU: 9.75 x 15.37” 
(248 x 390 mm) 
VCOU: 5.75 x 10.60” 
(146 x 269 mm) 
VCCU: 6.00 x 6.50” 
(152 x 165 mm) 
SSTU: 4.13 x 4.60” 
Handset 
 
Headset 
COflneCtOr 
(105 x 117 mm)  
SEFU: 4.25 x 3.00” 
(108 x 76 mm) 
SMOU: 2.25 x 1.13” 
Rlnglng Volume 
~ Control 
3 Speaker 
Volume 
COlWOl 
(57 x 29 mm) 
The VMAU PC6 is se- 
cured directly to the base 
of the cabinet; the re- 
maining PCBs attach to 
the VMAU. 
Peripheral Equipment 
.oi 
00 
00 
00 
00 
00 
00...

STRATA We 
GENERAL DESCRIPTION 
NOVEMBER 
1986 
FIGURE 6-SINGLE-LINE EKT 
FIGURE 7-lo-key BLF EKT 
FIGURE 8-20-key EKT 
All EKTs have the same dimensions: 
Height: .3.6” (92 mm) 
Width: 7.0” (178 mm) 
Depth: 9.0” (229 mm) 
Housed in an impact-resistant, off-white 
plastic case, each EKT comes with a brown 
faceplate (with wine, black or blue faceplates 
available as extra cost options). 
System software assignments permit a 
wide variation to the feature keys on all 
EKTs. 
Each EKT features a modular...

STRATA Vls 
GENERAL DESCRlPTlON 
NOVEMBER 1986 
failure with a memory backup battery. In ad- 
dition, full system reserve power is available The electrical characteristics of the system 
are detailed in Table A. 
as an option. 
04 FEATURES 
and SERVICES 
NOTE. 
The batteries used are designed to 
maintain full memory protection for up 
to five years with no external power 
source applied. 
The features and services of this electronic 
key telephone system are summarized in Ta- 
bles B and C, which list...

STRATA We 
GENERAL DESCRIPTION 
NO\IEMBER 1986 
TABLE B 
STANDARD FEATURES 
SYSTEM 
l All Call Voice Page 0 Multiple Simultaneous Handsfree Intercom 
l Automatic Dialing-System Paths 
l Automatic Hold Recall l Music-On-Hold Interface 
l Automatic Release from Hold l Night Ring Answer Code 
l CO Call Pickup l Night Ringing Over External Page 
l Conference (Multi-Station)“. l Night Transfer 
l Conference (Multi-CO Line)* l Non-blocking Dialing 
l Distinctive Ringing l Outgoing Call Restriction 
l DTMF and...

STRATA We 
GENERAL 
DESCRIPTION 
NOVEMBER 1986 
05 SYSTEM OPERATION 
General 
the HKSU and the EKTs are made via a 
customer-provided main distribution frame 
(MDF). Using modular line cord(s), the CO 
consrsts 01 an 
to 16 electronic 
to three door 
r 
phones (the door phone control unit occupies 
one station), and optional modules (HOLB, 
HC)XB and HSMB). All connections between ._.. - -..- ._... -,_ -- . ..-_-. -.-- --_____.. 
The system (Figure 10) 
HKSU, power supply and up 
key telephones (EKTs),...

STRATA Vie 
GENEaAL DESCRIPTION 
NOVEMBER 
1986 
’ HOLB 1 
__- 
VMAU 
- 
SSTU #2 #22 - 25 
Door Phone/ 
Monitor Station 
FIGURE 11 -FUNCTIONAL BLOCK DIAGRAM 
Connections between the station voice 
lines and the CO lines are via the switching 
matrix provided on the VMAU PCB 
The system is entirely under the control of 
a single-chip microprocessor, located (along 
with the system program and data memories) 
on the VCCU PCB. 
06 SYSTEM CONFIGURATION 
Key Service Unit 
The HKSU arrangement illustrated in...

STRATA Vls 
GENERAL DESCRIPTION 
NOVEMBER d 986 
FIGURE 12-HKSU (with PCBs) 
tween the EKTs and the CO/PBX lines. 
Two-pair wiring is required for each 
EKT: one pair carrying voice and the 
other pair carrying data to and from the 
EKT. 
b) CO 
Interface-An interface between 
the HKSU and the public telephone 
network or PBX for three lines. Ring 
detection, hold and dial outpulsing for 
three lines are performed by this 
PCB. Depending upon local CO re- 
quirements, the VMAU is program- 
med to provide...