Toshiba Strata E Electronic Key Telephone System Installation And Maintenance Manual

3 I HATAS,/& 
GENERAL DESCRIPTION 
AUGUST 1989 
FIGURE 9-W-button ELECTRONIC TELEPHONE 
FIGURE Xl-ZO-button ELECTRONIC TELEPHONE 
0 CO Line Identification 
l Speed Dial Memo 
l Timed Reminders 
System software allows the customer to assign 
feature buttons on all electronic telephones in a 
completely flexible manner. 
Electronic Telephone Upgrade Options: All elec- 
tronic telephones may be upgraded with Off- 
hook Call Announce. Loud Ringing Bell and 
Headset capability. 
l Off-hook Call Announce...

More Electronic Telephone Standard Features: 
All electronic telephones may be wall mounted 
without additional equipment. They are also 
hearing aid-compatible. 
Each electronic telephone also features a stan- 
dard modular handset cord, and is connected to 
the system with a 2-pair modular line cord. Various 
upgrade options, such as the Off-hook Call An- 
nounce and Loud Ringing Bell upgrade assem- 
blies, require the telephone to be connected to the 
system with special wiring. (A 3-pair modular line...

alnHlAJe/Vle 
GENERALDESCRIPTION 
AUGUST1989 
TABLEA 
SUMMARYOFELECTRICALCHARACTERISTICS 
Loop Limits 
Station 
Door Phone Control Unit (HDCB)-to-KSU 
Door Phone/Monitor Station-to-HDCB 
HOXB-to-Station 
HOLB-, HSMB-, HCNB-, HOXB-to-KSU 
HIOB-to-KSU 
HIOB-to-Peripheral 
Ringing Tones 
CO Line (idle station) 
CC Line (busy station) 
HIOB Station (Intercom) 
HIOB Station (CO call) 
Intercom Line 
Door Phone A & C Tones 
Door Phone B Tone 
Busy Override Tone 
Dial Tone (intercom) 
Ringback Tone 
Busy Tone...

STRATAS,/VI, 
GENERALDESCRIPTION 
AUGUST1989 
TABLEB 
STANDARDFEATURES 
SYSTEM 
l All Call Voice Page 
l Alternate Point Answer 
o Automatic Dialing-System 
l Automatic Hold Recall 
l Automatic Release from Hold 
l CO Line Call Pickup Groups (Vie only) 
e Conferencing (non-amplified) 
l CTXiPBX Compatible 
l CTX Ringing Repeat 
l Delayed Ringing 
l Distinctive Ringing 
l DTMF and Dial Pulse CO Line Compatible 
l DTMF Signal Time (80/160 ms) 
0 Dual FCC Registration 
l External Page Interface 
l Flexible...

STRATASJVI, 
GENERALDESCRIPTION 
AUGUST1989 
TABLEC 
OPTIONALFEATURES 
l lA2 Key System Interface (HCNB) 
0 Amplified Conference 
l Auxiliary Device Interface (HIOB) 
l Call Forward to Voice Mailbox 
l Message Waiting Indication 
l Voice Mail Control 
l Background Music with Station Control 
l Door Phone/Monitor Station 
l Alarm Button 
l Door Lock Button 
l Electronic Telephones 
l 1 O-button Handsfree Answerback or speak- 
erphone 
l 20-button Handsfree Answerback 
l 20-button Liquid Crystal Display 
l...

STRATAS,/VI, 
GENERAL DESCRIPTION 
AUGUST 1989 
STRATA 
20.button LCD I 
I lllil 
Electronic Teleph 
- 1, To CO/PBx 
‘3.Pair requred for Off-hook Call Annoonce 
STRATA 
VI, 
1 O-button 
Electrons 
Telephone SSTU --2 22 25 
20.button LCD I 
Elecrrontc Telephone I 
I lllll 
,* EXtWnal 
Speaker 
iHESl3) 
FIGURE 13-FLiNCTI 
DNAL BLOCK DIAGRAM 
-- -e 
-9-  

STRATAS,/VI, 
GENERAL DESCRIPTION 
AUGUST 1989 
STMU SDTU 
FIGURE 14-STRATA S, KEY SERVICE UNIT 
5 SYSTEM OPERATION 
General 
A system (Figure 12) consists of a key service 
unit (VI, HKSU is shown), power supply. up to 16 
stations”, HIOB, HDCB, HCNB, HOLB. HSMB and 
HOXB optional modules. and a maximum of six 
door phones. The door phone control unit(s) (HDCB) 
occupy one or two station location(s). All connec- 
tions between the key service unit and the tele- 
phones are made via a customer-provided...

STRATAS,/VI, 
GENERALDESCRIPTION 
- AUGUST1989 
NOTE: 
The optional modules are used on/y when 
required. All internal boards connect to the 
main PCB (in some cases, they also attach to 
the key service unit’s side panel). 
Complete with all available options, both key 
service units utilize up to eight printed circuit boards 
internally (as shown in Figures 14 and 1.5) and 
various option modules. The names and functions 
are as follows: 
SMAUNMAU: The main printed circuit board of 
the key service...

STRATASJVI, 
GENERAL DESCRIPTION 
AUGUST 1989 
for approximately two to three hours after a loss 
of normal electrical power. Calls will not be 
disconnected during switch-over to or from bat- 
tery power. 
HPBU-7: An optional battery backup unit for the 
HPSU 7120 (VI,). It is a printed circuit board that 
mounts inside the power supply housing and is 
connected to the recommended battery pack 
(which is customer-supplied, consisting of two 
12 VDC. maintenance-free, automobile-type 
batteries-80...

telephone are: handset, dial pad. speaker, mi- 
crophone, two volume controls, four fixed feature 
buttons, an 5 button, 
and 9 or 19 flexible CO/ 
feature buttons, LED indicators are provided for all 
buttons except m and m. See Figures 9? 
10 and 11. 
A 20-button Liquid Crystal Display electronic 
telephone (Figure 11) with speakerphone may be 
located at any or all of the stations. The 32- 
character alphanumeric display provides many 
capabilities-an accurate clock/calendar in its idle 
state; and...