Crown DBC NETWORK BRIDGE 137769-3 Operation Manual page 71

DBC Network Bridge
6 Troubleshooting
CONDITION: IN USE/CONDUCTOR LED does not
light, even though the network cable is plugged in.
POSSIBLE REASON:
•
LINK/
IN USE/
•
COND ACT
CONDITION: LINK/ACTIVITY LED does not light,
even though the network cable is plugged in.
POSSIBLE REASON:
•
•
IN USE/ LINK/
COND ACT
On the connector are two LEDs. The left LED (IN USE/CONDUCTOR) lights yellow when the port is in use and will
blink if the device is also the conductor (the CobraNet timing-master device). The right LED (LINK/ACTIVITY) lights
green when link is established and blinks when network activity is detected. Both LEDs flash yellow in unison to
report a fatal error.
Operation Manual
Ethernet link is broken.
Network connection is 10 Megabits instead of 100 Megabits.
Ethernet link is broken.
Network connection is 10 Megabits instead of 100 Megabits.
CONDITION: Both LEDs flashing.
POSSIBLE REASON:
• Fatal error.
IN USE/ LINK/
COND ACT
CONDITION: Computer does not communicate with
the network devices.
POSSIBLE REASON:
• Incorrect wiring. See Section 1.1.1 on wiring.
• IP Addressing is not done correctly. See Section 1.2 on addressing
rules.
page 71