RadioFrame Networks Inc MCRB10 Manuel D’Utilisation
MC-Series System Installation & Testing
Installation
RadioFrame Networks, Inc.
41
4.4.1 iSC-3s
1
While supporting the iSC-3, slide the iSC-3 into the cabinet mounting position.
Mount the iSC-3 in the location shown in the cabinet illustration earlier in this section. If
necessary, install side rails in the mounting position in the rack.
necessary, install side rails in the mounting position in the rack.
2
Secure the iSC-3 to the cabinet mounting rails using the four mounting screws provided with
the unit. Tighten the screws to 4.5 Nm (40 in-lb).
the unit. Tighten the screws to 4.5 Nm (40 in-lb).
3
Connect the RFN-provided ground cable (P/N 820-0609-10; ISC1 to GND BAR) between the
cabinet ground bar and the grounding lug on the rear of the iSC-3, and ensure the connection
is tight.
cabinet ground bar and the grounding lug on the rear of the iSC-3, and ensure the connection
is tight.
4
Connect the RFN-provided power cable (P/N 820-0613-50; PDU-CTRL_1 to ISC1) between
the iSC-3 power and the CTRL circuit breaker on the PDU (CTRL 1 for the primary iSC and
CTRL 2 for the secondary iSC).
the iSC-3 power and the CTRL circuit breaker on the PDU (CTRL 1 for the primary iSC and
CTRL 2 for the secondary iSC).
5
Repeat steps 1 through 4 to mount the secondary iSC-3 (cable labels will show ISC2 instead
of ISC1).
of ISC1).
6
Connect the two iSC-3s according to Nextel’s installation procedure.
7
Using the RFN-provided coax cable (P/N 111-0001-02; BIC-ERTM 5MHz IN to ISC1 REF
OUT-1), connect the primary iSC-3 port SITE REF OUT 1 to the BIC ERTM port 5MHz IN.
OUT-1), connect the primary iSC-3 port SITE REF OUT 1 to the BIC ERTM port 5MHz IN.
8
Terminate the two remaining SITE REF OUT ports on the primary iSC-3, and terminate all
three SITE REF OUT ports on the secondary iSC-3.
three SITE REF OUT ports on the secondary iSC-3.
9
Using the RFN-provided coax cable (P/N 111-0001-02; BIC-CRTC to ISC1 REF OUT-1),
connect the primary iSC-3 port 10B2-1 to the BIC CRTC port 10Base2 ISC.
connect the primary iSC-3 port 10B2-1 to the BIC CRTC port 10Base2 ISC.
10
Terminate the two remaining iSC-3 10B2 ports on the primary iSC-3, and terminate all three
10B2 ports on the secondary iSC-3.
10B2 ports on the secondary iSC-3.
For complete cabling information, refer to Appendix C Cabling Diagrams: 3-Sector
Configuration.
Configuration.
ISC1
BIC