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Common
Problems
Problems: : :
Common
Common Problems
1. 1. 1. PWR
PWR
power
supply
PWR power
power supply
supply indicator
Cause:
Cause:
Cause:
1. Power supply not properly connected
2. Protector tube damaged
3. Power input tie-line in reverse connection
4. Internal power supply circuit with failure
Solution
Solution: : :
Solution
1
. Check power switch and jack
2. Replace protector tube
3. Correct power supply line connection
4. Returned to the manufacturer for repair.
2 2 2 . . . FX
FX Port
FX
Port Link/Act
Port
Link/Act
Link/Act indicator
indicator
indicator lamp
Cause:
Cause:
Cause:
Optic fiber port link is fault.
Solution:
Solution:
Solution:
1. Check fiber optic is link or not.
2. Check fiber optic loss is high.
3. Clean the connector of optic interface.
4. Insert the well connector in place.
5. Returned to the manufacturer for repair.
3 3 3 . . . T T T X X X Port
Port
Link/Act
indicator
Port Link/Act
Link/Act indicator
indicator lamp
Cause:
Cause:
Cause:
Ethernet port link is fault.
Solution:
Solution:
Solution:
1. Check Ethernet(RJ45) line is link or not.
2. Check Ethernet(RJ45) port is loose.
3. Check the rate of selected media converter
4. Check the rate of Network.
5. Returned to the manufacturer for repair.
4 4 4 . . . Network
Network
packet
loss
Network packet
packet loss
loss
Solution:
Solution:
Solution:
1. Check Ethernet rate or full/half duplex is matched or not.
2. Ethernet(RJ45) port is loose contact, or optic port is loose
contact and soiled.
3. Ethernet cable not comply with Ethernet standard.
Your Serial and Data Communications Expert
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indicator lamp
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Shenzhen 3onedata Technology Co.,Ltd
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