Hardware Preparation and Installation
ATCA-F125 (6873M Artwork) Installation and Use (6806800J94N)
37
The blade must be connected to a TNV-2 or a safety-extra-low-voltage (SELV) circuit. A
TNV-2 circuit is a circuit whose normal operating voltages exceed the limits for a SELV
circuit under normal operating conditions, and which is not subject to overvoltages from
telecommunication networks.
2.4
Rear Transition Modules
If applicable, install a rear transition module. For more information, refer to the RTM-ATCA-
F125 documents listed in
Appendix B, Related Documentation
.
Table 2-2
Power Requirements
Characteristic
Value
Rated Voltage Exception in the US and Canada
-48VDC to -60VDC, US and
-48VDC, Canada
Operating Voltage Exception in the US and Canada
-39VDC to -72VDC, US and
-39VDC to -60VDC, Canada
Max. power consumption of ATCA-F125 with SATA
drive and RTM-ATCA-F125
125W (98W typical)
Max. power consumption of ATCA-F125 with SATA
drive (without RTM-ATCA-F125)
105W (80W typical)
The RTMs are not hot-swappable. Before installation, make sure that no front blade
is installed in its respective slot, or that the front blade is powered-down. For further
details about the RTM installation, refer to the installation and use guide of the
respective RTM.
NOTICE
Damage of the Product and Additional Devices and Modules
Incorrect installation or removal of additional devices or modules damages the
product or the additional devices or modules.
Before installing or removing additional devices or modules, read the respective
documentation and use appropriate tools.
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