EXFO CableSHARK P3 VF/DSL Cable Qualifier - Manual (Page 28)

VF / DSL Cable Qualifier
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3. Power On LED
This LED indicates the ON/Off status of the CableSHARK. It also shows the status of the internal
battery and the condition of the charging circuit.
4. Power On/Off Button
This push button switch turns the instrument on or off.
5. Contrast
Controls
Adjusts the contrast of the LCD display. The contrast required will depend on the lighting conditions
of the environment. Battery life will be enhanced if the LCD Backlighting is turned off when not
needed (i.e. when there is sufficient ambient light). Press the symbol to toggle the backlight
on and off.
6. Volume
Controls
Not used.
7. Integral
Keypad
Used for entering alphanumeric values, names, and other information.
8. LCD
Display
640 x 480 pixel backlit LCD display. The CableSHARK can be ordered with either a monochrome
display or a colour display.
9. Cursor
Pad
The arrow keys move the cursor through the displayed menu options. A Run/Stop button is located
in the center of the cursor pad, which is used to start and stop tests.
10.
Function Buttons
Used in conjunction with the screen menu, the eight buttons provide the majority of the functions
that control the CableSHARK.