Interconnect Board - Motorola MSF 5000 Instruction Manual

MSF
5000
Instruction Manual
Chapter
1
Description
Interconnect Board
Interconnect Board
The Interconnect board is mounted
to the
bottom of the
RF
Tray,
as
shown in
Figure
1-34. It provides connections between the
RF
Tray,
PAs,
Power Supply, and
Control
Tray.
The Interconnect board also provides part of
the
power control
circuitry,
as
well
as a
linear voltage regulator which supplies
the
RF
Tray with
+ 5Vdc.
Feedthrough plate assemblies mounted in
the
RF
Tray provide
RF
isolation
between the Interconnect board and other circuits of
the
RF
Tray.
RF TRAY COVER
ge
Digital
Modulator
Reference
Frequency
i
OO
SE
INTERCONNECT BOARD
RF TRAY
-
RIGHT SIDE VIEW
NOTE:
External Reference Connector is included only
on
External Reference
Base
Stations.
MSFI06O
021894JNM
Figure
1-34
Interconnect Board
68P81092E02
3/19/94
1-63
MSF
5000
Instruction Manual
Chapter
1
Description
Interconnect Board
Interconnect Board
The Interconnect board is mounted
to the
bottom of the
RF
Tray,
as
shown in
Figure
1-34. It provides connections between the
RF
Tray,
PAs,
Power Supply, and
Control
Tray.
The Interconnect board also provides part of
the
power control
circuitry,
as
well
as a
linear voltage regulator which supplies
the
RF
Tray with
+ 5Vdc.
Feedthrough plate assemblies mounted in
the
RF
Tray provide
RF
isolation
between the Interconnect board and other circuits of
the
RF
Tray.
RF TRAY COVER
ge
Digital
Modulator
Reference
Frequency
i
OO
SE
INTERCONNECT BOARD
RF TRAY
-
RIGHT SIDE VIEW
NOTE:
External Reference Connector is included only
on
External Reference
Base
Stations.
MSFI06O
021894JNM
Figure
1-34
Interconnect Board
68P81092E02
3/19/94
1-63