Arris C4 - Page 11

STANDARD Revision 1.0 C4® CMTS Release 8.3 User Guide
© 2016 ARRIS Enterprises LLC. All Rights Reserved. 11
Main Hardware Components ........................................................................................................................... 139
Chassis Configuration ............................................................................................................................... 139
Module Types and Chassis Slots—Front View ......................................................................................... 140
Chassis — Rear View ................................................................................................................................ 143
Installing Modules in the C4c CMTS ......................................................................................................... 144
Fan Tray Module ...................................................................................................................................... 147
Power Module and Cabling ............................................................................................................................... 151
Power Requirements................................................................................................................................ 154
Front Panel Access ................................................................................................................................... 158
Power Protection Description ........................................................................................................................... 159
A and B Power Feeds ................................................................................................................................ 159
Internal Branch Protection ....................................................................................................................... 160
Automatic Card Recovery for DC Voltage ................................................................................................ 161
C4c CMTS Chassis Maintenance ....................................................................................................................... 162
Cleaning the Chassis ................................................................................................................................. 162
Air Filters .................................................................................................................................................. 162
Replacing the C4c CMTS Chassis ....................................................................................................................... 162
6. System Control Module (SCM) .............................................................................................................. 165
SCM Overview ................................................................................................................................................... 165
SCM/SCM II Ethernet Interfaces .............................................................................................................. 167
SCM 3 Ethernet Interfaces ....................................................................................................................... 167
Installation................................................................................................................................................ 172
SCM Replacement ............................................................................................................................................. 177
SCM Upgrade to 1GB RAM (SCM II EM) ............................................................................................................ 181
Virtual System Controller ......................................................................................................................... 186
SCM II EM (U) .................................................................................................................................................... 187
SCM 3 ................................................................................................................................................................ 187