MAINTENANCE MANUAL
IFR 4000
2-2-3
Page 57
Aug 1/04
F. Calibration
(1) Test
Setup
PREREQUISITES:
Self Test (para 2-2-3D[1])
TEST EQUIPMENT:
Measuring
Receiver
Signal Generator
Audio
Analyzer
Power
Meter
TNC Precision Short (Male)
RF Amplifier (100 W)
20 dB Directional Coupler (N-Type Connector)
20 dB N-Connector Attenuator
250 MHz Low-Pass Filter (N-Type Connector)
10 dB BNC Connector Attenuator
3 dB, 100 W N-Type Connector Attenuator
STEP PROCEDURE
1. Allow 15 minute warmup for Test Set.
2. Connect the Measuring Receiver to the Signal Generator and calibrate the
Measuring Receiver in Tuned RF Level Mode at the following frequencies
(storing the calibration in the storage location indicated):
1 113.000
MHz
2 75.000
MHz
3 225.000
MHz
4 332.000
MHz
5 400.000
MHz
6 175.000
MHz
7 250.000
MHz
8 108.000
MHz
3. Connect the Measuring Receiver (Modulation Output/Audio Input) to the Audio
Analyzer (High Input). Set the Audio Analyzer to Distortion (DISTN).
4. Press the SETUP Key to display the Setup Menu.
5. Press the H/W TOOLS Soft Key to display the Hardware Tools Screen.
6. Press the CAL Soft Key to display the Calibration Screen.
7. Enter password (
3524
) to display the Calibration Screen.
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...
Page 4: ...MAINTENANCE MANUAL IFR 4000 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 6: ...MAINTENANCE MANUAL IFR 4000 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 12: ...MAINTENANCE MANUAL IFR 4000 INTRODUCTION Page 2 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 32: ...MAINTENANCE MANUAL IFR 4000 2 2 1 Page 14 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 34: ...MAINTENANCE MANUAL IFR 4000 2 2 1 Page 16 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 42: ...MAINTENANCE MANUAL IFR 4000 2 2 2 Page 8 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 108: ...MAINTENANCE MANUAL IFR 4000 2 2 4 Page 2 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 160: ...MAINTENANCE MANUAL IFR 4000 2 2 4 Page 54 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 166: ...MAINTENANCE MANUAL IFR 4000 2 3 1 Page 6 Aug 1 04 STEP PROCEDURE 4 Remove the Fuse...
Page 186: ...MAINTENANCE MANUAL IFR 4000 APPENDIX B Page 2 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 188: ...MAINTENANCE MANUAL IFR 4000 APPENDIX C Page 2 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 200: ...MAINTENANCE MANUAL IFR 4000 APPENDIX D Page 12 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 206: ...MAINTENANCE MANUAL IFR 4000 APPENDIX E Page 6 Aug 1 04 THIS PAGE INTENTIONALLY LEFT BLANK...