Toshiba STRATA DK24 Manual page 15

STRATA DK
GENERAL DESCRIPTION
DECEMBER 1990
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FIGURE 7-IO-button ELECTRONIC TELEPHONE
FIGURE 8-20-button ELECTRONIC TELEPHONE
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Called Station Messaging
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Calling Station Messaging
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Busy Station Messagingt
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Group/Remote Station Messaging-t
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Busy Lamp Field (BLF) Indication
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CO Line Identification
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Speed Dial Memo
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Timed Reminders with Messages
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Intercom User Name/Number Display
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Call Duration Display
System software allows the customer to
assign feature buttons on all electronic tele-
phones in a completely flexible manner.
j-Requires
Release 3
software
-8-
FIGURE 9-20-button LIQUID CRYSTAL DISPLAY
ELECTRONIC TELEPHONE
Electronic Telephone Upgrade Options: All
electronic telephones may be upgraded with
off-hook call announce, loud ringing bell, and
headset capability.
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Off-hook Call Announce Upgrade: Each
electronic telephone may be upgraded to
receive intercom calls when the handset is
off-hook by installing an off-hook call
announce upgrade assembly.
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The assembly consists of two PCBs,
HVSU and HVSI, which install inside the
telephone base with plug-in connectors.
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Only those telephones programmed to
receive OCA announcements require
the OCA upgrade.
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Each station PCB (PEKU or PESU) that
supports electronic telephones with
OCA capability must be equipped with
an EOCU subassembly.
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Loud Ringing Bell/Headset Upgrade:
Each electronic telephone may also be
upgraded to provide a loud ringing bell
interface and a modular headset interface.
To accomplish this, an upgrade assembly
consisting of a small PCB (HHEU) installs
inside the phone with a plug-in connector.
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An external speaker (HESB) can be
directly connected to the upgraded
phone. When-the phone rings, the
HESB produces a loud tone that mimics