1. INTRODUCTION .............................................................................. 3
Product description ............................................................................................ 3
Package contents .............................................................................................. 3
2. INSTALLATION OF THE HARDWARE ...................................................... 4
General set-up .................................................................................................. 4
Combining the REF 4000 and the REF 4001 with the LOOPTHROUGH ....................... 5
Cascading the Headends..................................................................................... 6
3. CONFIGURATION OF THE MODULE........................................................ 7
REF 4000 internal product overview..................................................................... 8
REF 4001 internal product overview..................................................................... 8
4. BLOCK DIAGRAM ............................................................................. 9
5. TECHNICAL SPECIFICATIONS ........................................................... 10
6. SAFETY INSTRUCTIONS .................................................................. 11
7. CONDITIONS OF WARRANTY ............................................................ 12
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without permission.
Unitron reserves the right to change the specifications of the hardware and software described in these manuals
at any time.
Unitron cannot be held liable for any damages resulting from the use of this product. Specifications are subject
to change without notice. 8/20
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