King-Meter E5227-U LCD - Circuit Block Diagram

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37
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CircuitBlockDiagram
StandardConnectorWireSequence
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Connecttothecontroller  DisplayOutlet  ConnectionInterface
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Table：Standardconnectorwiresequencetable
Standard
Wiring
Standard Wiring
Color
Function
1
Red（VCC）
DisplaypowerWire
2 Blue(K) Controller Power Control
Wire
3 Black(GND) DisplayGroundWire
4 Green(RX) Display Data Receiving
Wire
5 Yellow(TX) Display Data
TransmissionWire
Note:Someproductshavewaterproofconnectorsfortheleads,andtheuser
cannotseethecoloroftheleadsintheharness. 
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