Chapter 4: C4 CMTS General Installation Requirements
STANDARD Revision 1.0
C4® CMTS Release 8.3 User Guide
© 2016 ARRIS Enterprises LLC. All Rights Reserved.
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Slot 16 is equipped with a front filler panel
Two RCMs in slots 17 and 18 (these slots can be equipped only with RCMs; slot 17 must be the first equipped.) A
Crossover Connector is in place to connect them.
Two SCMs in slots 19 and 20 (these slots can be equipped only with SCMs; slot 19 must be the first equipped.)
Chassis — Rear View
Physical Interface Cards (PICs)
Smaller modules, called Physical Interface Cards, or PICs, are inserted in each slot from the rear of the chassis. The PICs
provide physical connectors for terminating cables from the subscriber network and enable the CAMs to be replaced
without having to remove cables.
The figure below shows an example of a rear view of a chassis configured with 12U and 16D CAMs to show their
connectors:
Slots 16-18 are equipped with filler panels
Slot 15 is equipped with a 16D Spare PIC.