DPC-21 User Guide
Denver
4
1. INSTALLING OR REPLACING THE BATTERY
Install 3 AAA batteries into the battery compartment and re-fit the cover before use.
IMPORTANT
—before removing the battery compartment cover, ensure the base unit
is disconnected from the telephone line.
Connection and conditions for use
You can connect your DPC-21, to public networks in the United Kingdom or to an
approved PBX using DTMF signaling. Each item of telephone equipment (phones, fax
machines, etc.) has a
ringer equivalence numbers (REN)
. The RENs of all
equipment connected to an exchange line
must not add up to more than 4
otherwise, one or more phones may not ring and/or answer calls correctly.
DPC-21 has a REN of 1, and most other telephones have a REN of 1 unless marked
otherwise.
2. SWITCH OPERATION
IDD LOCK switch
Use the keys provided in the package. The telephone allows all outgoing number if the key is
on red point. It cannot dial outgoing number starting with digit 0 when the key is on green
point.
3. SOFTWARE SETTING
In on-hook mode, press
SET
key to enter menu setting, the phone LCD will display
SET 1
DATE
, press
UP/DOWN
key to select different options. Press
SET
key again to confirm. Use
UP/DOWN
key to select the mode you need. After completing the setting, press
SET
key to go
to the next item. To exit menu, press
DEL
key.
By pressing
SET
key (under the on-hook mode), you can select the following:
SET ITEM
OPERATIONS
DATE/TIME
LCD
panel
displays
SET 1 DATE
, press
SET
key to enter this mode. The
year value would flash, use
UP/DOWN
key to select value, then press
SET
key to move to next item.
AREA CODE
LCD
panel
display
SET 2 CODE
, press
SET
key to confirm, LCD display
3 x AAA Alkaline battery
