REXON LIS 2013 FuG 13b, Руководство по обслуживанию

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Table of contents
1. .................................................................... TECHNICAL SPECIFICATIONS ! 1
• ......................................... MEASURE IN ACCORDING TO FTZ_17R_TR_2049 ! 1
2. ............................................................................. CIRCUIT DESCRIPTIONS ! 2
• ......................................................................................... TRANSMISSION UNIT ! 2
........................................................................................... PRE-AMPLIFIER ! 2
................................................................................ RF POWER AMPLIFIER ! 2
...................................................................................... ANTENNA SWITCH ! 2
...................................................................................... HARMONIC FILTER ! 2
................................................................. APC (AUTO POWER CONTROL) ! 2
................................................................... HIGH/LOW POWER CONTROL ! 2
• ............................................................................................... RECEPTION UNIT ! 2
.................................................................................................. FRONT-END ! 2
.................................................................................................... BACK-END ! 3
• ............................................................................ FREQUENCY SYNTHESIZER ! 3
.............................................................................................. SYNTHESIZER ! 3
............................................................................................................... VCO ! 3
• ....................................................................................... VOLTAGE MULTIPLIER ! 3
• ......................................................................................................... AUDIO UNIT ! 3
.............................................................................................. AUDIO FILTER ! 3
....................................................................................... AUDIO AMPLIFIER ! 3
................................................................... SQUELCH CONTROL CIRCUIT ! 3
...................................................................................................... TX AUDIO ! 4
• .............................................................................. MICRO-CONTROLLER UNIT ! 4
• ............................................................................................. DIGITAL CONTROL ! 4
........................................................................... POWER SUPPLY CIRCUIT ! 4
3. .................................................................................................. ALIGNMENT ! 5
• ............................................................................................ GETTING STARTED ! 5
...................................................................................... VCO ADJUSTMENT ! 8
........................................................... FREQUENCY ERROR ALLGNMENT ! 8
........................................................................... DEVIATION ADJUSTMENT ! 8
........................................................................... HIGH POWER CHECKING ! 8
............................................................................ LOW POWER CHECKING ! 8
• ....................................................................................................... SENSITIVITY ! 8
........................................................................................... AUDIO OUTPUT ! 8
............................................................................ SQUELCH ADJUSTMENT ! 8
...................................................................... RSSI SIGNAL LEVEL CHECK ! 8
....................................................................... BATTERY LOW DETECTION ! 8
4. ........................................................................................ BLOCK DIAGRAM ! 9
• ...................................................................................... LOGIC CONTROL UNIT ! 9
• ............................................................................................................... RF UNIT ! 9
5. .................................................................................................. SCHEMATIC ! 9
.......................................................................................... POWER SUPPLY ! 9
.................................................................................................. FRONT-END ! 9
.......................................................................................... 1ST IF & MIXER ! 10
................................................................................................. SECOND IF ! 10
............................................................................................ AUDIO FILTER ! 10
..................................................................................... AUDIO AMPLIFIER ! 10
............................................................................................. MODULATION ! 11
........................................................................................... SYNTHESIZER ! 11
............................................................................................................ VCO ! 11
................................................................................................ TX BUFFER ! 11
..................................................................... RF POWER AMPLIFICATION ! 12
• ............................................................................................... LOGIC CONTROL ! 13
6. ................................................................................................... PCB VIEW ! 14
• .................................................................................................... LOGIC BOARD ! 14
• ........................................................................................................... RF BOARD ! 15
7. .................................................................................. BILL OF MATERIALS ! 16
8. ................................................................................................. EXPLOSION ! 23