Users Manual

2.Maintenance Content
(1).How to replace the module
Remove the plastic screws from the damaged
module.
Remove the mask from the Taxi Roof LED
Display.
The module can be installed onto the box in
reverse order of operation.
Remove the module from the damaged area
(2).How to replace the power supply
Put the spare power supply back in accordance
with the same.
Open the plug on the left side of the mask of Taxi
Roof LED Display.
Remove the screws that fix the power supply and
take out the power supply.
(3).How to replace the control card
The IC card can be installed onto the box in
reverse order of operation.
Pull up the winding displacement.
Use cross screwdriver removing the DC power
cable(red/black)
Remove the antenna.
Remove the screws that fix the control card and
power cable to take out the IC card.
(4).How to replace the wire
Power cable: use cross screwdriver
counterclockwise remove the fixing screw on the
power supply to be replaced to remove the
power cable.
Winding displacement: remove and replace it
with your hands.
Replace the wire in reverse order of operation.
Please connect cables strictly according to the component labels when replace the
power supply and control card, otherwise, components may be damaged!
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