Chapter 1 Getting Started
Exploring the front panel
8 SmartClass E1 Tester User’s Guide
LCD
The LCD is a 320 x 240 pixel color display with contrast control and backlight.
Cancel key
Use the Cancel key to exit a data entry screen without changing your settings,
or to return to the previous menu.
OK key
Use OK to accept a changed setting or to proceed to the next menu.
Arrow keys
Use the arrow keys to navigate through menu selections. For E1 testing, when
viewing the test results, use the left or right arrow key to switch between Rx1
and Rx2 result screens. For Datacom testing, in monitor mode use the left or
right arrow to switch between DCE and DTE.
Keypad
Use the keypad to enter numbers, make menu selections, enter alphabetic
characters, and so on. Throughout the menus, the numbers associated with
each function provide a quick way to perform tests with simple number
sequences.
*Action key
Use the *Action key to insert errors or alarms during testing.
#Start key
Use the #Start key to restart your test and transmit traffic immediately after you
configure your test. After starting the test, the unit automatically displays test
results associated with your application.
Backlight key
Use the backlight key to adjust the brightness level on your LCD. The Smart-
Class E1 provides four brightness levels on the LCD. Pressing the backlight
key once increases the brightness by one level. The brightness level returns to
the original level when you press the backlight key the fourth time.
Power key
Use the power key to turn power ON (see “Powering ON your unit” on
page 10), put the unit into sleep mode, or turn power OFF (see “Powering OFF
your unit” on page 10).
Batt Green
– Solid—An external source is powering the unit.
Red
– Low battery, or the charger has detected a fault condition.
Amber
– The battery is charging.
Off
– A battery is powering the unit.
Table 6 Status LEDs
Status LED Description
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