Communications Specialties 3620A Series User Manual Download Page 1

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Fiberlink®

3620A Series

Composite Video and Two Channels of Audio

over one single mode or multimode fiber.

Communications Specialties’ Fiberlink® 3620A

User’s Manual

Quality composite video and 

two channels of stereo audio 

delivered over one single mode 

or multimode fiber optic core. 

Fiberlink 3620A is feature rich 

with10Mhz video bandwidth, 

balanced or unbalanced audio 

controls and user selectable audio 

gain from 0 to +6 dB. All digital 

processing with no equalization, 

deskewing or other configuration 

required!

Summary of Contents for 3620A Series

Page 1: ...dio over one single mode or multimode fiber Communications Specialties Fiberlink 3620A User s Manual Quality composite video and two channels of stereo audio delivered over one single mode or multimod...

Page 2: ...ns 4 Video Specifications 4 Audio Specifications 5 Operating Loss Budgets 6 Maximum Useable Distance 6 Alarm Switch Settings 6 Installation Instructions 7 Audio Configuration Transmitter 8 Audio Confi...

Page 3: ...required Features 10 MHz video bandwidth per channel Video channel is compatible with NTSC PAL or SECAM video standards Two audio channels that may be user configured for balanced or unbalanced inputs...

Page 4: ...x 29 H x 203 L mm Weight approx 10 oz 0 284 kg Number of slots in 6000A card cage 1 Power 9 24 volts AC or DC 3 5 watts 11 94 BTU Hr Transmitter or Receiver Operating Temperature 10 to 60 C Operating...

Page 5: ...5 dB 20 Hz 20 kHz Maximum Audio Level 10 dBu Signal to Noise Ratio A weighted 95 dB referenced full scale balanced THD 0 002 20Hz 20 kHz full scale Channel Phase Differential 0 1 Crosstalk 100 dB 1kHz...

Page 6: ...rm Indication On Off 1 Loss of Input Video Enabled Disabled 2 N A N A N A Alarm Switch Settings for the Receiver Card Switch Position Alarm Indication On Off 1 Loss of Optical Signal Enabled Disabled...

Page 7: ...ons using DC power please refer to figure 1 8 Configure your audio preferences as described in the Audio Configuration section of this manual 9 When power is applied the green POWER LED should illumin...

Page 8: ...ont panel Operation is as follows Audio Configuration Switch Settings Transmitter Box Channel Balanced Balanced Unbalanced Switch Position 600 Ohms 24k 24k Switch 3 Up Switch 3 Up Switch 3 Down Switch...

Page 9: ...itch 4 Down Switch 2 Down Switch 2 Up Switch 3 Up Switch 3 Down Switch 1 Down Switch 1 Up Audio Configuration Switch Settings Receiver Card Channel Balanced Unbalanced Boost No Boost Switch Position S...

Page 10: ...balanced 1 1 1 1 2 2 2 2 1 1 1 1 Channel 1 Input Channel 1 Input Ground Shield Channel 1 Output Channel 1 Output Ground Shield Channel 1 Ground Channel 1 Signal Shield Channel 1 Ground Channel 1 Signa...

Page 11: ...eo Off Indicates that no video is present On Indicates that video is present Audio Off Indicates that no audio is present Blinking Indicates that audio is present Alarm On Loss of input video card ver...

Page 12: ...ilure If these are off it usually means that the fiber is broken or has too much attenuation Next be certain that the input and output signal connections are correct An optical power meter such as the...

Page 13: ...light transmission and that electrical connections are secure and accurate Please see the Troubleshooting section of this manual for additional information An optical power meter such as the Fiberlin...

Page 14: ...ted at its option to either the repair or replacement of defective units including free materials and labor In no event shall CSI be responsible for any incidental or consequential damages or loss of...

Page 15: ...Power Meter measures the power of optical signals at 850 980 1310 and 1550 nm wavelengths allowing for convenient on site testing of fiber networks during construction and maintenance procedures It c...

Page 16: ...ink and the starburst logo are registered trademarks of Communications Specialties Inc CSI and the triangle designs are trademarks of Communications Specialties Inc P N 128658 Rev C Fiberlink 3620A Se...

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