LED lines - consumption
No. of digits x Sizes
3 x 20
(cm)
LED line, red,
yellow or green
LED line white
No. of LEDs per line
(decimal point
included)
Electrical power supply
module
V
– FAQ
What do I do if...?
The price of a line is not
displayed?
The price is not displayed
on the last digit of each
line?
The keypad is not working?
For double-sided petrol
price signs, the display is
different on either side?
The price lines do not light
up even though the Karbu
Link is powered up?
The brightness of the price
display is not appropriate?
16
3 x 25
3 x 30
13.5
17.5
21.5
24.5
32.5
40.5
256
340
424
- The flat ribbon cable of the line has not become unplugged.
- The setting for the number of lines in the technician menu
matches the installation.
- The setting for the price format in the technician menu matches
the installation.
- The batteries have been correctly installed.
- The keypad pairing procedure has been completed.
- The reception antenna has been correctly connected to the CPU
control board.
- The communication distance does not exceed 100 metres.
- Turn off the Karbu Link power, then turn it on again. Input the
prices again from the keypad.
- The Karbu Link is powered up: the green LED on the CPU control
board must be switched on (Cf. page 10.)
- The power supply module has gone into protective mode: turn off
the power supply for 2-3 minutes then turn it back on.
- The brightness adjustment in the Technician menu is appropriate
(LUM)
4 x 15
4 x 20
4 x 25
12
17.5
23
22
32.5
43
172
340
452
Power supply from the Karbu Link CPU board
Check that...
3 x 25 +
4 x 30
4 x 42
1 x 20
28.5
39
22
53.5
75
40.5
564
788
424
EN
3 x 30 +
1 x 20
26
48.5
508