Hardware Preparation and Installation
RTM-ATCA-F120-OPT Installation and Use (6806800G29C) 33
The blue LEDs on both the front blade and the RTM start flashing. This indicates that
the front blade is informing the shelf manager about its desire to power up the
payload of both the front blade and the RTM.
11.Tighten the two face plate screws on the front blade.
12.Wait until the blue LEDs on both the front blade and the RTM are OFF.
Switched off blue LEDs indicate that the payload of the respective blade or RTM has
become active.
13.Plug interface cable into face plate connectors, if applicable.
2.4.2 Removing the RTM
Removal Procedure
The following procedure describes the removal of the RTM. It assumes that your system is
powered. If your system is unpowered, you can disregard the blue LED and thus skip the
respective step. In this case it is a purely mechanical procedure.
Damage of RTM and Front Blade
Removing the RTM from the system while the payload of the front blade is powered up may
damage the front blade and RTM.
Whenever removing the RTM from the system, you have to power down the payload of the
front blade first.