Station Apparatus
2000-series Telephones
8-36
Strata CTX I&M 10/02
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
shows symptoms.
➤
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 8-8
Low Battery Symptoms
On a Call...
In Standby Mode...
Only the TALK key operates.
None of the keys operate.
Handset beeps once every three seconds
Handset beeps once.
Complete your call as quickly as possible
Cannot make call.
Replace battery pack.
Replace battery pack before making a call.
Table 8-9
2000 Telephone Subassembly Upgrades
Subassembly
No. per
Phone
Function
BVSU or
DVSU
1
1. Only one of these subassemblies is allowed per telephone: DVSU, BPCI, PDIU-DI or DADM.
1
Off-hook Call Announce (OCA): Provides interface for digital telephone to receive
Speaker OCA. Not required for Handset/Headset OCA.
BHEU or HHEU
1
Headset and loud ringing bell telephone interface: Can be installed with DVSU or
DADM, but not with the Full-duplex Speakerphone External Microphone (RFDM).
(Installation instructions are in
Chapter 8 – Station Apparatus
, see
“Telephone
Headset (BHEU) Upgrade” on page 8-7
.
DADM2020
1
1 or 2
ADM, DSS: Provides telephone with 20 (or 40 with two DADMs) additional feature
buttons for DSS, System or Station speed dial, or CO line appearances.
Summary of Contents for Strata CTX100
Page 16: ...Introduction Related Documents Media xii Strata CTX I M 10 02 ...
Page 94: ...Strata CTX100 Installation Installing the CTX100 Cabinet 2 24 Strata CTX I M 10 02 ...
Page 150: ...Strata CTX670 Installation Remote Expansion Cabinet Unit 3 56 Strata CTX I M 10 02 ...
Page 188: ...PCB Installation Network Requirements 4 38 Strata CTX I M 10 02 ...
Page 238: ...T1 Loop Back Testing 6 12 Strata CTX I M 10 02 ...
Page 310: ...Station Apparatus 2000 series Telephones 8 48 Strata CTX I M 10 02 ...
Page 342: ...Peripheral Installation Station Message Detail Recording SMDR 9 32 Strata CTX I M 10 02 ...