Specifications

10
If no Caller Identification data was received from the
telephone company, the following message will be
displayed when the [ACK] button is pressed to display
the Caller Identification screen:
1234 — UnknownCall
If the Caller Identification is sent but with no tele-
phone number, one of these messages could be dis-
played:
1234 — PRIVATE NO
1234 — UNAVAILABLE
If Option [12] is disabled, the Caller Identification fea-
ture will be bypassed; only the alarm messages will be
displayed. Press [ACK] and [SELECT] together to
return to the Standby mode. If no keys are pressed,
the DRL2E will automatically return to the Standby
mode after 30 seconds.
5.1.6 Display Options
DISPLAY OPTIONS
ACK:menu SEL:sel
With this message displayed, press the [SELECT] but-
ton; the current Option Configuration will be dis-
played. Shown below is the first screen you will see,
representing profile 0. Use the ACK button to scroll
through all 64 profiles (0-63).
Select Profile 0
Ack: up SEL: sel
Press [ACK] and [SELECT] together to return to the
Standby mode.
options display
and description
5.1.7 Display Program Version
PROGRAM VERSION
ACK:menu SEL:sel
With this message displayed, press the [SELECT] but-
ton; the date and the software version number will be
displayed as shown below:
SG -DRL2E V1.4
Sep 02,2002
Press [ACK] and [SELECT] together to return to the
Standby mode.
5.1.8 Adjust LCD Contrast
Adjust CONTRAST
ACK:menu SEL:sel
With this message displayed, press the [SELECT] but-
ton to adjust the LCD screen’s contrast. When the
[SELECT] button is pressed, this message will be dis-
played:
Adjust CONTRAST
....
Press the [ACK] button to increase the contrast; press
the [SELECT] button to reduce the contrast. The dis-
play will indicate the contrast level on the second line.
Press [ACK] and [SELECT] together to return to the
Standby mode.
5.1.9 Adjust Backlight
ADJUST BACKLIGHT
ACK: up SEL: down
The [ACK] button is used to brighten the backlighting
and the [SELECT] button is used to darken it.
5.2 DRL2E Cold Boot
There are two methods of cold booting a DRL2E line
card:
5.2.1 Using the Line Card
1. Remove all four screws from the linecard.
2. Remove the line card out of the rack.
3. Replace the line card back into the rack. As you
slide the line card back in you hold the [ACK] and
[SELECT] buttons in.
4. It will then prompt you to do a cold boot. You
press the [ACK] button for yes, or the [SELECT]
button for no.
COLD BOOT?
ACK: yes SEL: no
5. Once you have pressed the [ACK] button it will
start the cold boot process on the first line.
COLD BOOTING
Channel X
6. After it has finished cold booting it will prompt you
to “Change LC Number.”
7. You select [ACK] for yes, and [SELECT] for no.
CHANGE LC NUMBER?
ACK: yes SEL: no
LINECARDNUMBER:0E
ACK: up SEL:down
8. Once you have assigned the line card a number
you press and hold the [ACK] and [SELECT] but-
tons for two seconds. This exits the cold boot pro-
cedure.
INITIALIZING
CONTRAST LOADING
During this time, the line cards will load default
options and code, and perform a low-level diagnostic
to determine the status of the system.
Once the line cards are ready, they will display a mes-
sage similar to the following:
DRL2E-Line #D
<<-Line Fault->>
9. Repeat the process for the second line.
10.After the second line has been completed tighten
the four screws.
5.2.2 Using the Debug
From HyperTerminal, press “C” to perform a cold boot
and select which channel to cold boot, either 1 or 2.
The following will appear on the display:
COLD BOOT
Which Channel?-Hit 1 or 2
Channel X
X = 1 or 2
Cold Booting