Data-Tronix DT-NTSC-32, Руководство пользователя

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DT-NTSC-32 Manual
Chapter 4 Troubleshooting
Our ISO9001 quality assurance system has been approved by the CQC organization to
guarantee the products quality, reliability and stability. All products have passed the testing and
inspection before shipping out of the factory. The testing and inspection scheme covers all the
Optical, Electronic and Mechanical criteria which have been published by us. To prevent
potential hazards, please strictly follow the operation conditions.
Prevention Measure
1. Install this device in an environment where temperature is between
32° - 113° F (0 to 45 °C)
2. Make sure there is good ventilation for the heat-sink on the rear panel
3. Check AC voltage input and be sure the power supply is correct
before switching on device
4. Check the RF output level range
5. Checking all signal cables have been properly connected
6. Frequent switching on/off of the device is prohibited; the interval between every power
cycle on/off must be greater than 10 seconds.
It is recommended to unplug the power cord if any of the following events occur:
• Power cord or socket is damaged.
• Accidental spill
• Any short circuiting
• Device is stored in a damp environment
• Device has suffered from physical damage
• It is also recommended to unplug power if the unit will be sitting for an extended period
of time.