Leds - Lantronix CoBox-Micro User Manual

UDS-10B

LEDs

The UDS-10B has five LEDs: Link, Network Transmit/Receive, Collision, Diagnostics,
and Status.
LED Function
Link Lights solid green to indicate network port is connected to the network.
Net Tx/Rx Blinks yellow to indicate network packets are transmitting and receiving.
Collision Blinks red to indicate network collisions.
Diagnostic Blinks or glows red in combination with the green Status LED to indicate
diagnostics and error detection. (This code should only appear after power up.
Even though the Device Server is going into operation mode, the problem will
potentially persist.)
Red (diagnostic) solid, green (Status LED) blinking:
Red (diagnostic) blinking, green (Status LED) blinking:
Status Lights solid green to indicate serial port is idle.
Blinks green to indicate serial port is active.
*non-fatal error
Figure 5-4: UDS-10B LEDs
Table 5-1: UDS-10B LEDs
1x: EPROM checksum error
2x: RAM error
3x: Network controller error
4x: EEPROM checksum error
5x: Duplicated IP address on the network*
6x: Software does not match hardware*
4x: Faulty network connection*
5x: No DHCP response received*
LEDs
5-5