AMPLIFIER CONTROLS, INDICATORS, AND ALARMS ......2 The operation of the front panel ............2 EQUIPMENT OPERATION PRINCIPLE ..........5 EDFA-1901 Series amplifier circuit principles ........5 CNR degradation chart ..............5 DESCRIPTION OF STATUS ALARM ............ 6 OPERATION NOTICE ................ 6...
CATV operator to cover large areas with high customer density, greatly reducing the building costs of the network. This EDFA-1901 amplifier adopts the mature 1550nm module technology from a state-of-the-art US manufacturer, assuring both high quality and high reliability for core electronics and optics.
This section of the manual will give an overview of the available menus in the EDFA-1901 amplifier. All instructions in Section 2.0 refer to the representation of the front panel shown in the diagram below. The user can scroll through the menus by using the push buttons that are on the front panel and are located in the right of the LCD screen.
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Menu # 7 - PUMP BIAS2 Read-only menu, tells the current of pump Menu # 8 - TEC1 Read-only menu, tells the current of pump in cooling/heating situation Menu # 9 - TEC2 Read-only menu, tells the current of pump in cooling/heating situation Menu # 10 - PUMP TEMP1 Read-only menu, tells the temperature of pump...
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2.1.3 Menu assistant manual Input power (INPUT): If the Input power >+10 dBm, the display reads HIGHER; If the Input power <-7.5 dBm, the display reads LOWER. Output (OUTPUT): When the input displays HIGHER or LOWER, the output power displays NO OUTPUT. Laser temperature (TEMP): °C.
4.0 DESCRIPTION OF STATUS ALARM Working status indication (LED) is near the powers supply switch in the front panel. When it is green, the device is working properly; when it is red, the laser does not work; when it is red blinking, there is an alarm. With 120V power supply, if the EDFA is functioning properly, the digital panel will display “READY: KEY OFF”...
Lifelong maintain and upgrade can be provided even though the guarantee period is expired. If component is damaged by man-induced factor, material fee will be charged. QUALITY FIBER AND RF, INC 8941 SE DUNCAN ST HOBE SOUND, FL 33455 (772)545-9757 http://www.qfrf.com...