2.1.4.4 Test
(cannot work under “VOICE” mode)
“Testing” submenu includes:
Æ
“Microphone”
Æ
“Speaker”
Æ
“LCD”
Æ
“LED”
Æ
“Keys”
Æ
“Status”
1. “Microphone”
Testing microphones prior to the meeting. If no unit is
connected, this interface is inaccessible.
a). Press the “
Õ
/
Ö
” button to run through all connected
contribution units;
b). Press the "MENU" button to switch the unit ON/OFF
to check if it can be turned ON/OFF normally or not;
c). After finishing, return to the upper level menu by
pressing the “
Ö
” or “EXIT” button.
2. “LCD”
The CMU is equipped with a graphic 256x32 LCD, LCD
testing is available via the menu. Testing is carried out
transversely, lengthways and full-scale. Defections like
stuck pixels and dead pixels can be found out.
a). Press the “
Õ
/
Ö
” button to select “LCD” and press
the “MENU” button to enter the LCD test interface;
b). Press any button to start the next scan;
c). When finished, press any button to return to the
upper level menu.
3. “Keys”
Testing buttons prior to the meeting, especially when
voting function is present.
a). Press the “
Õ
/
Ö
“ button to select “Button” and press
the “MENU” button to enter the button test interface.
All connected contribution units will go to the button
test status; then all the indicators on the contribution
units blink;
b). After pressing the corresponding key, the indicator
will be off, in the meanwhile, a chime comes out
from contribution units with loudspeakers ("Ring
Setting" is ON);
c). When all the buttons are tested, press “MENU” or
“EXIT” to finish testing, and return to the upper level
menu.
Button testing of contribution units is accessible on the
menu of the CMU, it can also be carried out via
application software on the PC. Button testing via PC
can issue a test report.
4. “Speaker”
Press the “
Õ
/
Ö
“ button to select “Loudspeaker” and
press “MENU” button to enter the loudspeaker test
interface, to test the loudspeaker on the contribution
units. If no discussion unit is connected, this interface is
inaccessible.
a). Press the “
Õ
/
Ö
“ button to run through all connected
contribution units;
b). Press the “MENU” button to turn on the loudspeaker
of the current unit and check if it works normally or
not;
c). When the loudspeaker of every contribution unit has
been tested, press the “
Ö
” or “EXIT” button to exit
the loudspeaker test interface and return to the
upper level menu.
19
