IFR COM-120B Service Manual

STEP
PROCEDURE
23. Press
ENTER Key
to access
Password
Field. Press
SHIFT,
F, M,
Y,
S,
V,
C,
D
and
SHIFT
Data
Entry Keys
(5).
Press
ENTER Key.
24.
Select
"4.
RF POWER
METER"
to access RF POWER METER
CALIBRATION
Screen.
25.
Connect 50 Q Termination
to
T/R
Connector
(7).
With
cursor on
"WITHOUT
ANY
INPUT
PRESS
THE ZERO KEY" Field,
press
ZERO
Soft
Function
Key
F1.
26.
Connect Test
Equipment
as shown
in Figure
1-9.
27. Move
Cursor
to
15.0 mW Field.
28.
Set
Test
Equipment for 101 MHz
signal
with 15
mW output
level
at connection
to
T/R
Connector
(7).
NOTE:
Test Equipment
must
be characterized for
accuracy of
2.5"/"
of
required
setting.
29.
Enter Power Level
applied
in Data Field
using
DATA ENTRY Keys
(5).
30.
Press
ENTER
Key
and
wait
until
Field
displays CALIBnATED.
31.
Move
Cursor
to
1.50 W Field.
32. Set
Test
Equipment for
1.5 W
output
level
at connection
to
T/R
Connector
(7).
NOTE:
Test Equipment
must
be characterized for
accuracy of
2.5%
of
required
setting.
33. Enter Power Level
applied
in Data Field
using
DATA ENTRY Keys
(5).
34.
Press
ENTER
Key
and
wait
until
Field
displays CALIBnATED.
35. Move
Cursor
to
40 W Field.
36.
Set
Test
Equipment for 40 W
output level
at
connection to
T/R
Connector
(7).
NOTE:
Test Equipment
must
be characterized for
accuracy ot 2.5o/o
of
required
setting.
37. Enter Power
Level
applied
in
Data Field
using
DATA
ENTRY Keys
(5).
38.
Press ENTER
Key
and wait
until
Field
displays
CALIBRATED.
39.
Press
RETURN
Soft
Function Key F6.
Go to Step 2.
1
-47
STEP PROCEDURE
23. Press ENTER Key to access Password Field. Press SHIFT, F, M, Y, S, V, C, D and SHIFT
Data Entry Keys (5). Press ENTER Key.
24. Select "4. RF POWER METER" to access RF POWER METER CALIBRATION Screen.
25. Connect 50 Q Termination to T/R Connector (7). With cursor on "WITHOUT ANY INPUT
PRESS THE ZERO KEY" Field, press ZERO Soft Function Key F1.
26. Connect Test Equipment as shown in Figure 1-9.
27. Move Cu rsor to 15.0 mW Field.
28. Set Test Equipment for 101 MHz signal with 15 mW output level at connection to T/R
Connector (7).
NOTE: Test Equipment must be characterized for accuracy of 2.5% of required setting.
29. Enter Power Level applied in Data Field using DATA ENTRY Keys (5).
30. Press ENTER Key and wait until Field displays CALIBRATED.
31. Move Cursor to 1.50 W Field.
32. Set Test Equipment for 1.5 W output level at connection to T/R Connector (7).
NOTE: Test Equipment must be characterized for accuracy of 2.5% of required setting.
33. Enter Power Level applied in Data Field using DATA ENTRY Keys (5).
34. Press ENTER Key and wait until Field displays CALIBRATED.
35. Move Cursor to 40 W Field.
36. Set Test Equipment for 40 W output level at connection to T/R Connector (7).
NOTE: Test Equipment must be characterized for accuracy of 2.5% of required setting.
37. Enter Power Level applied in Data Field using DATA ENTRY Keys (5).
38. Press ENTER Key and wait until Field displays CALIBRATED.
39. Press RETURN Soft Function Key F6. Go to Step 2.
1-47
Scans by ArtekMedia © 2008

IFR COM-120B Specifications

General

Brand	IFR
Model	COM-120B
Category	Measuring Instruments
Language	English