Comtech EF Data KST-12025 - Manual (Page 91)

KST-12025 Ku-Band Satellite Terminal Theory of Operation
Rev. 1 5–5
L O C A L
K E Y PA D / D IS P L AY
(O P T IO N A L )
8 B I T PA R A L LE L B U S
IN P U T
P O R T
P R O G R A M
M E M O R Y
S D A /S C L
D /C
U /C
H PA
H PA T H E R M
IF T U N IN G
H PA P W R M O N
C O L D /W A R M S TA R T
U /C T H E R M
U /C T U N IN G
U /C L E V E L M O N
D /C T H E R M
D /C T U N IN G
5 V M O N
1 2 V M O N
L N A C A L
U /C L O C K D E T
D /C L O C K D E T
IF L O C K D E T
H PA FA U LT IF L O C N T L
O U T P U T
L AT C H E S
D /A
C O N V E R T E R S
H PA LV L C N T L
U /C A G C
U /C AT T E N
D /C LV L C N T L
R E F O S C A D J
E I A -23 2
S E R IA L
R E M O T E
C O M M
T X D /R X D
M IC R O C O N T R O L LE R
E E P R O M
A / D
C O N V E R T E R 2 B I T S E R IA L B U S
E I A -48 5
N C
R E L AY
U /L FA C
T X D E N A B LE
R F S H U T D O W N
D /C F H C
L N A FA U LT
P O R T
L AT C H E S
T O L N A
1 0 V
5 V
C U R E N T
S E N S E
R E G U L ATO R
IN P U T P O W E R
R E G U L ATO R
1 2 V
R E L AY
N C
C O M
C O M
N O
N O
U P L IN K
D O W N LIN K
U /C S Y N T H
D /C S Y N T H
FA N C N T L
Figure 5-3. M&C Functional Block Diagram