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Checking the JumboTron Display Unit Functions
Checking the present conditions of the JumboTron display unit (Unit
Condition) (LDU-15 only)
1
Select "UNIT Condition" from the UNIT CONTROL menu.
The "Unit Condition" menu appears in the display window.
2
Select the screen No. and unit address to be checked.
Press the ◊ or √ button to select "SCREEN No." or "UNIT Address,"
change the item with the ∫ or ı button, and press the ENTER button.
The following items are displayed in the display window.
Item
Fan Move (or Stop)
Thermal OK (or NG)
12 V/6 V/4 V Power
OK (or NG)
3
Press the UNIT CONTROL button to finish checking.
If the selected unit number or screen number does not exist or
the communication is not carried out correctly
The "Communication Error!" appears in the display window instead of the
data. Check the cause and try to repeat the steps above.
Changing the fan speed of a JumboTron display unit (Fan Speed) (LDU-
15 only)
1
Press the ◊ or √ button to select "Fan Speed" from the UNIT
CONTROL menu.
2
Press the ∫ or ı button to select "Fast" or "Slow."
The running speed of the fan will become faster when selecting "Fast,"
and will become slower when selecting "Slow."
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U N I T C O N T R O L
U n i t C o n d i t i o n
S c r e e n N o . A 1 1
Checking the fan operation
U n i t A d d r e s s : 0 1
Checking the internal temperature of the unit
F a n M o v e
Checking the 12 V power line
T h e r m a l O K
1 2 V P o w e r O K
Checking the 6 V power line
6 V P o w e r O K
4 V P o w e r O K
Checking the 4 V power line
U N I T T Y P E : L D U - 1 5
Meaning
The fan in the unit is running (or stops).
The temperature inside the unit is normal (or abnormal).
The 12 V, 6 V and 4 V power line operations are normal
(or abnormal).
U N I T C O N T R O L
U n i t R e s e t
L E D C h e c k
C u r s o r C h e c k
U N I T S P G
U N I T T y p e
R e v i s e D a t a
U N I T C o n d i t i o n
F a n S p e e d : F a s t
Fan speed
U N I T T Y P E : L D U - 1 5
Specifications
Power requirements
Current consumption 0.2 A
Dimensions
Mass
Operating temperature
Operating humidity
Input/output
Supplied accessories Signal cable (2 m) (2)
Design and specifications are subject to change without notice.
100 to 240 V AC, 50/60 Hz
200 × 240 × 90 mm
× 9
× 3
7
1
5
(7
/
/
/
inches)
8
2
8
1.6 kg (3 lb 8 oz)
0°C to 45°C (32°F to 113°F)
30% to 70%
SIGNAL OUT: D-sub 15-pin
SENSOR: Half-pitch 20-pin
COM: D-sub 9-pin
AC power cord (3)
Operation Manual (1)
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