60
201627 REV X
4 RU SSPA Chassis Operations Manual
4.1.4 Link Cable
The 9 pin socket J8 connector Link Port is used to link two Redundant SSPAs in order
to pass online/standby status information between them.
Warning! Do not remove this cable while the system is in operation! The
system will not operate properly.
Table 4-2
shows the pin outs of J8.
Figure 4-4
shows an outline drawing of a typical
link cable.
HPA1, P2
HPA2, P3
RF Switch, P1
Description
1 1 B
Common
+28V
3
3
A
Pos 1
2 2 C
Pos
2
Table 4-1: RF Switch Connector Wiring
Figure 4-3: Outline Drawing, Switch Connector Cable
J8 Pin #
Function / Description
6,7
Link Out (connect to “Link In” of Second SSPA)
8,9
Link In (connect to “Link Out” of Second SSPA)
1,2,3,4
Reserved, make no connection
5
Ground (Connect to same pin on Second SSPA)
Table 4-2: Link Port (J8) Pin Outs
Figure 4-4: Outline Drawing, Link Port Cable
Содержание 4 RU Chassis
Страница 14: ...14 201627 REV X 4 RU SSPA Chassis Operations Manual THIS PAGE LEFT INTENTIONALLY BLANK ...
Страница 46: ...46 201627 REV X 4 RU SSPA Chassis Operations Manual THIS PAGE LEFT INTENTIONALLY BLANK ...
Страница 78: ...78 201627 REV X 4 RU SSPA Chassis Operations Manual THIS PAGE LEFT INTENTIONALLY BLANK ...
Страница 114: ...114 201627 REV X 4 RU SSPA Chassis Operations Manual THIS PAGE LEFT INTENTIONALLY BLANK ...
Страница 118: ...118 201627 REV X 4 RU SSPA Chassis Operations Manual THIS PAGE LEFT INTENTIONALLY BLANK ...
Страница 126: ...126 201627 REV X 4 RU SSPA Chassis Operations Manual THIS PAGE LEFT INTENTIONALLY BLANK ...
Страница 130: ...130 201627 REV X 4 RU SSPA Chassis Operations Manual THIS PAGE LEFT INTENTIONALLY BLANK ...