MAINTENANCE MANUAL
IFR 4000
2-2-3
Page 10
Aug 1/04
STEP PROCEDURE
21. Set the RF LVL Field to
-10 dBm
.
22. Record -10 dBm level on the Power Meter.
23. Press the MODE Select Key until the COMM VHF AM Mode Screen is displayed.
24. Set the Test Set as follows:
FIELD
SETTING
FREQ
118.000 MHz
RF LVL
+10.0 dBm
MOD TONE
OFF
M MOD
0%
25. If the VHF AM Mode Screen is in RECEIVING Mode, press the SWITCH GEN/RX
Soft Key to switch the COMM VHF AM Mode Screen to GENERATING Mode.
26. Set the Power Meter to 118.000 MHz.
27. 10 dBm level on the Power Meter.
28. Set the RF LVL Field to
-10 dBm
.
29. Record -10 dBm level on the Power Meter.
30. Set the FREQ Field to
137.000 MHz
.
31. Set the Power Meter to 137.000 MHz.
32. Set the RF LVL Field to
+10 dBm
.
33. 10 dBm level on the Power Meter.
34. Set the RF LVL Field to
-10 dBm
.
35. Record -10 dBm level on the Power Meter.
36. Set the FREQ Field to
156.000 MHz
.
37. Set the Power Meter to 156.000 MHz.
38. Set the RF LVL Field to
+10 dBm
.
39. 10 dBm level on the Power Meter.
40. Set the RF LVL Field to
-10 dBm
.
41. Record -10 dBm level on the Power Meter.
42. Press the MODE Select Key until the COMM UHF Mode Screen is displayed.
43. Set the Test Set as follows:
FIELD
SETTING
FREQ
225.000 MHz
RF LVL
+10.0 dBm
MOD TONE
OFF
M MOD
0%
44. If the UHF Mode Screen is in RECEIVING Mode, press the SWITCH GEN/RX
Soft Key to switch the COMM UHF Mode Screen to GENERATING Mode.
45. Set the Power Meter to 225.000 MHz.
46. 10 dBm level on the Power Meter.
Summary of Contents for IFR 4000
Page 1: ...NAV COMM Test Set Maintenance Manual 1002 5600 4P0 IFR 4000...
Page 3: ...MAINTENANCE MANUAL IFR 4000 FOR QUALIFIED SERVICE PERSONNEL ONLY...
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