68P80801E30-A 5/1/2002
12-5
Gen 3 Site Controller System Manual
Chapter 12 FRU Replacement Procedures
Gen 3 Site Controller Retrofit
Gen 3 Site Controller
Retrofit
Existing Site Control cabinets containing Gen2 iSCs and an iMU may be
retrofitted to have Gen 3 Site Controllers and an EAS/EAS2 installed. The
following paragraphs detail the procedures to be used to retrofit Stand Alone
Site Control racks.
Stand Alone Control Rack
1.
Remove the existing iSCs and the iMU per the FRU removal
instructions in the appropriate section of the manual that came with
the rack.
2.
Verify that all power to the rack has been removed by turning off the
appropriate breaker(s) on the power rack.
3.
Label and disconnect all cables into the rack including those at the
junction panel. DISCONNECT THE GROUND CABLE LAST.
4.
Remove the junction panel and the cabling between the junction
panel and the old iSCs and iMU.
5.
Remove the existing slide rails that supported the iSCs and iMU.
6.
Install the new blank front panels and move the 1RU blank front
panel in the rack per Figure 2-3 of this manual. Additional cage nuts
and screws are provided for use as needed.
7.
Install the new slide rails provided so that the Gen 3 SCs and the
EAS/EAS2 will be positioned in the appropriate place in the rack per
Figure 2-3 of this manual.
8.
Install the new junction panel into the rack utilizing the existing
grounding cage nuts and screws. Replace the cage nuts and screws if
evidence of damage exists.
9.
Connect the green rack ground cable to one of the M10 ground studs
labeled SITE GROUND on the junction panel. Ensure the
connection is tight.
10.
Install the new Gen 3 SCs and the EAS/EAS2 into the rack onto their
appropriate slide rails. Secure each unit into the rack utilizing (4) M6
screws which are provided.