MAINTENANCE MANUAL
IFR 4000
APPENDIX E
Page 5
Aug 1/04
ITEM DESCRIPTION
22. CHARGE Indicator
This Indicator is illuminated when external DC power is applied for Bench Operation or
Battery charging.
This Indicator is yellow when the battery is charging, flashing yellow when the battery needs
replacing and Green when the battery is fully charged.
23. CONTRAST Key
This Key displays/exits the Contrast Adjust Field.
The INCREMENT/SELECT Data Key or the DECREMENT/SELECT Data Key may be used to
adjust the Contrast.
24. DECREMENT/SELECT Data Key
This Key decrements data in slewable fields, such as FREQ. This Key also selects data in
fields that have fixed functions, such as MOD TONE and MODE.
25. SELECT DATA UNIT MSB Key
This Key moves the slew cursor toward the MSB (Most Significant Bit) of the data field.
Example:
When a variable frequency is selected, the slew cursor can be moved from the
1 kHz unit to the 10 kHz unit.
26. SELECT DATA UNIT LSB Key
This Key moves the slew cursor toward the LSB (Least Significant Bit) of the data field.
Example:
When a variable frequency is selected, the slew cursor can be moved from the
10 kHz unit to the 1 kHz unit.
27. INCREMENT/SELECT Data Key
This Key increments data in slewable fields, such as FREQ. This Key also selects data in
fields that have fixed functions, such as MOD TONE and MODE.
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...