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Summary: Jumpers setting
Ref Purpose
Note
JA1
On board +1V logic power enable
1-3 & 2-4 closed, factory set, do not remove
JA2
On board +5V logic power enable
1-2 & 3-4 closed, factory set, do not remove
JA3
Panel power voltage select
See panel voltage setting table 1
CAUTION:
Incorrect setting will cause panel damage
JA6
Panel power voltage select
See panel voltage setting table 1
CAUTION:
Incorrect setting will cause panel damage
JB1
Backlight brightness voltage range
1-2 closed = 3.3V max
2-3 closed = 5V max
JB2
Backlight inverter on/off control – signal level
1-2 = On/Off control signal ‘High’ = +3.3V
2-3 = On/Off control signal ‘High’ = +5V
Open = On/Off control signal ‘High’ = Open collector
CAUTION
: Incorrect setting can damage inverter.
JB3
Backlight inverter on/off control – polarity
1-2 = control signal ‘high’ = CCFT ON
2-3 = control signal ‘low’ = CCFT ON
JB4
Reserved for firmware upgrade
1-3 & 2-4 closed = Firmware upgrade on U10
3-5 & 4-6 closed = Firmware upgrade on U15
JB5
Backlight control type selection
1-2 = VR/Digital switch mount control
3-4 = Analog backlight brightness control via RS-232
command (0xe0) – voltage range 0~5V
5-6 = PWM
JB7
Backlight brightness orientation
1-2 = Normal backlight brightness
3-4 = Invert for the backlight brightness
Activate when JB5 sets 1-2 closed only.
JP1
Reserved
Reserved for internal programming use (Always 1-2
closed)
JP2
Reserved for firmware upgrade
Short = Firmware upgrade on U15
Open = Default
JP3
Demo mode selection
Short = Disable demo mode
Open = Enable demo mode
JP4
Internal use
Internal use
JP6
Input power control
Short = External switch control
Open = Switch mount control
SW1
Panel selection
See table below
SW2
Panel selection
See table below
Table 1 : Panel voltage setting table :
Input voltage via
PP2
Panel Voltage
JA3
JA6
Jumper on board
3.3V
3V3 closed
1-3 & 2-4
5V
5V closed
1-3 & 2-4
12VDC
12V
OPEN
5-7 & 6-8
CAUTION: Incorrect setting can damage panel & controller
