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13

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Special notice: 

If the equipment has been maintained by users, we will not responsible 

free maintenance. We will ask suitable maintenance cost and material cost. 

7

. Clean and maintenance method of the optical fiber active

connector 

In  many  times,  we  consider  the  decline  of  the  optical  power  as  the  equipment 

faults, but actually it may be caused by that the optical fiber connector was polluted 
by dust or dirt. Inspect the fiber connector, component, or bulkhead with a fiberscope. 
If the connector is dirty, clean it with a cleaning technique following these steps: 

1.

Turn off the device power supply and carefully pull off the optical fiber connector
from the adapter.

2.

Wash  carefully  with  good  quality  lens  wiping  paper  and  medical  absorbent
alcohol cotton. If use the medical absorbent alcohol cotton, still need to wait 1~2
minutes after wash, let the connector surface dry in the air.

3.

Cleaned optical connector should be connected to optical power meter to measure
optical output power to affirm whether it has been cleaned up.

4.

When  connect  the  cleaned  optical  connector  back  to  adapter,  should  notice  to
make force appropriate to avoid china tube in the adapter crack.

5.

If  the  optical  output  power  is  not  normal  after  cleaning,  should  pull  off  the
adapter and clean the other connector. If the optical power still low after cleaning,
the  adapter  may  be  polluted,  clean  it.  (Note:  Be  carefully  when  pull  off  the
adapter to avoid hurting inside fiber.

)

6.

Use  compressed  air  or  degrease  alcohol  cotton  to  wash  the  adapter  carefully.
When use compressed air, the muzzle aims at china tube of the adapter, clean the
china  tube  with  compressed  air.  When  use  degrease  alcohol  cotton,  insert
directions need be consistent, otherwise can’t reach a good clean effect.

www.questtel.com

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EDFA Optical Amplifier

 User Manual

 

L-RF-EDFA-18dBm

Summary of Contents for L-RF-EDFA-18dBm

Page 1: ...L RF EDFA 18dBm User Manual CATV EDFA Optical Amplifier 1550nm 18dBm www questtel com sales questtel com...

Page 2: ...5 5 External Function Description 6 5 1 Front Panel Description 6 5 2 Rear Panel Description 7 5 3 Displayed Parameter description 8 6 Installation debugging 12 6 1 Unpack and Check 12 6 2 Instruments...

Page 3: ...le the fiber amplifier is working there is an invisible laser beam from the optical output adapter on the front panel Avoiding permanent harm to the body and eye the optical output should not aim at t...

Page 4: ...is adjustable attenuation range is 0 3dB Adopt high performance erbium doped fiber high efficiency energy conversion Adopt advanced 32 bit processor coordinate with perfect automatic monitoring syste...

Page 5: ...on With standard optical fiber and standard optical receiver composed the test link Set 59 PAL D analog TV channel signal at 550MHz frequency range under the specified link loss Transmit digital modul...

Page 6: ...turn loss Input dB 45 Output dB 45 Pump leakage power Input dBm 30 Output dBm 30 Optical connector type FC APC or SC APC Power supply voltage V AC160V 250V 50 Hz Consumption W 30 Operating Temperature...

Page 7: ...ormal 4 Output optical power indicator This light turns on when the output optical power is large than 10dBm 5 160 32 Dot matrix LCD screen used to display all the parameters of the machine 6 Display...

Page 8: ...ng normal So the port should not be aligned to the human body or the naked eyes to avoid accidental injury 4 RS232 interface Used for configuring the network management parameters 5 LAN interface corr...

Page 9: ...p1 Temper xx x C Temperature of pump1 accurate to 0 1 C Pump1 Tec x xx A Cooling current of pump1 accurate to 0 01 A Pump2 Bias x mA Bias current of pump2 accurate to 1m A Pump2 Temper xx x C Temperat...

Page 10: ...e factory configuration set content as shown above 3 Alarm Status Input Status xxx xxx LOLOW Very low input optical power alarm xxx LOW Low input optical power alarm xxx HIGH High input optical power...

Page 11: ...rm xxx LOW Low bias current of pump2 alarm xxx HIGH High bias current of pump2 alarm Xxx HIHIGH Very high bias current of pump2 alarm Pump2 Temper xxx xxx LOLOW Very low temperature of pump2 alarm xxx...

Page 12: ...W Low 5V DC power supply alarm xxx HIGH High 5V DC power supply alarm Xxx HIHIGH Very high 5V DC power supply alarm Device Temper xxx xxx LOLOW Very low chassis temperature alarm xxx LOW Low chassis t...

Page 13: ...ably grounding The grounding resistance must be 4 3 Use the digital multimeter to check the supply voltage make sure the supply voltage comply with the requirements and the switch key is on the OFF po...

Page 14: ...it 1 2 minutes after wash let the connector surface dry in the air 3 Cleaned optical connector should be connected to optical power meter to measure optical output power to affirm whether it has been...

Page 15: ...put power will decrease rapidly And turn the active optical fiber connector slightly the optical output power changes obviously c Please operate the optical fiber under the condition of shut off the p...

Page 16: ...ck 7 Object and Liquid Entry Never push objects of any kind into this product through openings as they may touch dangerous voltage points or short out parts resulting in a fire or electric shock Never...

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