Aeroflex ATC-1400A-2 Maintenance Manual page 20

S T E P
DISPLAY SELECT
PRF SQTR Hz
VEL DME DIST
KTS NMi
RANGE XPDR
NMi CODE
FREQ
MHz
DME REPLY
EFFICIENCY
50
40 60
0 0 0
30 70
20 80
10 90
0 100
XPDR MODE
B
A C
T D 0 0 0 0
2 AC
1 CODE
1 AC FEET
2
TACAN IDENT
ON OFF TONE CODE
OFF
POWER
F P / F / P
2 2 1 1
I
DISCRIMINATOR
1 8 . S e t A T C - 1 4 0 0 A - 2 c o n t r o l s a s f o l l o w s :
C O N T R O L
S L S / E C H O O N / O F F S w i t c h
X P D R P U L S E W I D T H V A R / C A L S w i t c h
F R E Q S T E P R A T E C o n t r o l
M A N / A U T O / M A N S T E P S w i t c h
X P D R D E V P / C A L S w i t c h
3
X P D R D E V P / C A L S w i t c h
2
T / T A C / T S w i t c h
O D
P R F / S Q T R O N / O F F S w i t c h
X P D R M O D E C o n t r o l
P R F / S Q T R T h u m b w h e e l s
S L S / E C H O T h u m b w h e e l s
R F L E V E L C o n t r o l
S T E P
1 9 . S e t P o w e r M e t e r a s f o l l o w s :
C O N T R O L
M e a s u r e
O f f s e t
F r e q u e n c y
A v e r a g i n g
C a l f a c t o r
V i d e o B a n d w i d t h
V e r t i c a l S p a n
V e r t i c a l C e n t e r
U n i t L o g
R e s o l u t i o n
M a r k e r M o d e
T i m e S p a n
T i m e P o s i t i o n
T i m e D e l a y
T r i g L e v e l
T r i g S l o p e
H o l d o f f
T r i g S o u r c e
T r i g M o d e
2 0 . P u s h t h e " G R A P H ' b u t t o n t w i c e t o g e t m e n u s e t t i n g s a t t o p o f s c r e e n .
S u b j e c t t o E x p o r t C o n t r o l , s e e C o v e r P a g e f o r d e t a i l s .
MAI NT ENANCE MA NUAL
ATC-1400A-2
P R O C E D U R E
UNIT UNDER TEST
DME-PRF Hz
XMTR FREQ MHz
XPDR-% REPLY
DBL INTERR / INTRF PULSE
FREQ / FUNCTION SELECT F RANGE/VEL/ACCEL
0 0 0 0 0 0 0 0 0 0
OFF XPDR OFF
XXX.XX XXX0.0
PRF/SQTR XPDR P /P DEV DME P DEV XPDR PULSE WIDTH
SLS/ECHO
2 3 2
0
0 0 0 0 0 0 0 0
+
RNG VEL
P P P
2 3 2
NMi KTS
- + - + - + IN
ON OFF VAR CAL ON OFF
CAL CAL CAL
AUTO SUPPRESSOR
MAN
T T 1.0 S 1.45 S MAN ON OFF
O D OUT
STEP
INTRF
FREQ
TAC CAL O /
PULSE WIDTH CAL MARKS VAR GEN
SYNC
STEP
RATE
OFF
S L S L e v e l C a l i b r a t i o n T e s t S e t u p D i a g r a m
F i g u r e 3 1
P R O C E D U R E
XMTR PWR WATTS
RF LEVEL
-dBm
0 0 0
Power Meter
XXX.00
L
O
A
D
ACCEL
C
L
E
A
CW
R
FT/S/S
NORM
-1 NMi
OFF
RF IN
RF I/O
NORM
XMTR
S E T T I N G
C A L
O F F
M A N
C A L
C A L
1 0 0 0
S E T T I N G
P u l s e M o d e
0
1 0 9 0 M H z
6 4
0 . 0
H i g h
2 0 d B
- 1 0 d B m
d B m
X . X X X
V e r t i c a l
5 . 0 u S
M i d d l e
2 . 0 u S
- 1 0 d B m
P o s i t i v e
0 . 0 0
S e n s o r 1
A u t o
Ext
TRIG IN
7506008
O N
T
O
O N
A
- 0
- 1 0
2 - 2 - 2
P a g e 2 0
F e b 2 / 0 9