Chapter 5 Troubleshooting - FiberLabs Dexin NDS3561C User Manual

Chapter 5 Troubleshooting

DEXIN‟s ISO9001 quality assurance system has been approved by CQC organization. For guarantee the
products‟ quality, reliability and stability. All DEXIN products have been passed the testing and
inspection before ship out factory. The testing and inspection scheme already covers all the Optical,
Electronic and Mechanical criteria which have been published by DEXIN. To prevent potential hazard,
please strictly follow the operation conditions.
Prevention Measure

Installing the device at the place in which environment temperature between 0 to 45 ° C

Making sure good ventilation for the heat-sink on the rear panel and other heat-sink bores if
necessary

Checking the input AC voltage within the power supply working range and the connection is correct
before switching on device

Checking the RF output level varies within tolerant range if it is necessary

Checking all signal cables have been properly connected

Frequently switching on/off device is prohibited; the interval between every switching on/off must
greater than 10 seconds.
Conditions need to unplug power cord

Power cord or socket damaged.

Any liquid flowed into device.

Any stuff causes circuit short

Device in damp environment

Device was suffered from physical damage

Longtime idle.

After switching on and restoring to factory setting, device still cannot work properly.

Maintenance needed
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