Siemens APACS+, Installation And Service Instruction

Page: 51 / 65

SD39EAM-1r4 Maintenance
September 2005 3-9
3. Disconnect signal cables from the Termination Assembly.
IMPORTANT
All signal cables should be labeled for correct reconnection.
4. Refer to Figure 2-5. Press down on the Termination Assembly and carefully pull the Assembly away
from the DIN rail.
3.7.2 Replacement Procedure
Refer to Figure 2-2 and the following replacement procedure:
1. Refer to section 2.5 and install the replacement Marshalled Termination Assembly.
2. Reconnect the signal cables.
3. Install the EAM. See section 3.5.
3.8 EAM Interconnect I/O Cable Removal/Replacement
3.8.1 Removal Procedure
Refer to Figure 2-2 and the following removal procedure:
1. As necessary, take appropriate steps to shutdown the processes monitored or controlled by the field
devices connected to the Termination Assembly.
2. Remove the associated EAM from its slot in the MODULRAC. Place the EAM in a static shielded
bag for protection.
3. Disconnect Interconnect I/O Cable connector P2 or individual connections from the Termination
Assembly.
IMPORTANT
All individual connections should be labeled for correct reconnection.
4. Loosen the Interconnect I/O Cable’s captive mounting screws. Gently lift the bottom of the Cable in
an arc until the Cable is free of its alignment pin. Pull the top of the Cable from the grooved
backplane spacer and lift it from the MODULRAC.
5. Remove the Cable from the cable tray or other cable routing equipment.