Safety Information
Product Specification
Installing Steps
Taxi roof led display connection
Package & Shipment
Problems & Solve
Maintenance
After-sales Service
Attcah: Basic Maintenance Method
Content
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1.Taxi top led display LED
2.Product Features and Parameters
1.Maintenance tools and components
2.Maintenance content
(1).How to replace the module
(2).How to replace the power supply
(3).How to replace the control card
(4).How to replace the wire
(5).How to replace the IC card
(6).How to replace LEDs