2000-Series Telephones; 2000-Series Telephone Option Pcbs - Toshiba STRATA CTX100 Installation And Maintenance Manual

Station Apparatus

2000-series Telephones

LCD Low Battery Indicator
When the battery pack in the handset is low and needs to be charged you see this message on the
display and the handset beeps.
Table 8-8 Low Battery Symptoms
Only the TALK key operates.
Handset beeps once every three seconds
Complete your call as quickly as possible
Replace battery pack.
➤
To restore your battery capacity
➤
Return the handset to the base unit for charging or replace the handset battery pack with
another charged one.
2000-series Telephones
The 2000-series digital telephones consist of four models:
DKT2010-S – 10-Button Digital Speakerphone
•
DKT2020-S – 20-button Digital Speakerphone.
•
DKT2010-SD – 10-Button Digital Speakerphone with Liquid Crystal Display.
•
DKT2020-SD – 20-Button Digital Speakerphone with LCD.
•
DKT2020-FDSP – Same as DKT2020-SD with Full-duplex Speakerphone.
•

2000-series Telephone Option PCBs

Table 8-9 2000 Telephone Subassembly Upgrades
Subassembly
BVSU or
1
DVSU
BHEU or HHEU
1
DADM2020
1. Only one of these subassemblies is allowed per telephone: DVSU, BPCI, PDIU-DI or DADM.
8-36
Table 8-8
On a Call...
No. per
Phone
Off-hook Call Announce (OCA): Provides interface for digital telephone to receive
1
Speaker OCA. Not required for Handset/Headset OCA.
Headset and loud ringing bell telephone interface: Can be installed with DVSU or
DADM, but not with the Full-duplex Speakerphone External Microphone (RFDM).
1
(Installation instructions are in
Headset (BHEU) Upgrade" on page
ADM, DSS: Provides telephone with 20 (or 40 with two DADMs) additional feature
1 or 2
buttons for DSS, System or Station speed dial, or CO line appearances.
shows symptoms.
In Standby Mode...
None of the keys operate.
Handset beeps once.
Cannot make call.
Replace battery pack before making a call.
Function
Chapter 8 – Station Apparatus, see
8-7.
"Telephone
Strata CTX I&M 10/02