UC-7122/7124 Hardware
Hardware Introduction
2-4
UC-7124
LED Indicators
LED Name
LED Color
LED Function
Ready
Green
Power is on and functioning normally
Off
Power is off or there is another power error
SD
Green
SD card is detected
Off
No SD card is detected
LAN
Orange
10 Mbps Ethernet link
Green
100 Mbps Ethernet link
Off
Disconnected or short circuit
TxD
P1-P4*
Green
Serial ports P1-P4 transmitting data*
Off
Serial ports P1-P4 not transmitting data*
RxD
P1-P4*
Yellow
Serial ports P1-P4 receiving data*
Off
Serial ports P1-P4 not receiving data*
*Note that the TxD and RxD LEDs on the UC-7122 display port 1 and port 2 (P1/P2) status only.
Summary of Contents for UC-7122
Page 8: ...UC 7122 7124 Hardware Introduction 1 5 Hardware Block Diagrams UC 7122...
Page 9: ...UC 7122 7124 Hardware Introduction 1 6 UC 7124...
Page 11: ...UC 7122 7124 Hardware Hardware Introduction 2 2 Appearance UC 7122 UC 7124...
Page 12: ...UC 7122 7124 Hardware Hardware Introduction 2 3 Dimensions UC 7122...
