Instruction manual, SPT and MPT 31x series transponders
Instruction manual, SPT and MPT 31x series transponders
Instruction manual, SPT and MPT 31x series transponders
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<strong>Instruction</strong> Manual<br />
HPR 300 comm<strong>and</strong> function ........................................................................ 68<br />
HPR 300 frequencies <strong>and</strong> switch settings ..................................................... 68<br />
8 MAINTENANCE ................................................................................................... 70<br />
Preventive maintenance ........................................................................................... 70<br />
Maintenance for explosion-protected units .............................................................. 71<br />
Testing the transponder ............................................................................................ 71<br />
How to open a transponder ...................................................................................... 71<br />
Aluminium <strong>transponders</strong> .............................................................................. 72<br />
Stainless steel <strong>transponders</strong> .......................................................................... 74<br />
How to replace a transponder circuit board ............................................................. 76<br />
Rx board, Tx board <strong>and</strong> Microcontroller board ............................................ 76<br />
Rx-amplifier matching board ........................................................................ 77<br />
How to replace the transducer .................................................................................. 77<br />
Aluminium <strong>transponders</strong> .............................................................................. 77<br />
Stainless steel <strong>transponders</strong> .......................................................................... 77<br />
How to remove the bottom end cap / release unit .................................................... 78<br />
How to assemble a transponder ................................................................................ 78<br />
Calibration ................................................................................................................ 79<br />
Compass <strong>transponders</strong> .................................................................................. 80<br />
Transducer h<strong>and</strong>ling ................................................................................................. 80<br />
Source level adjustment ........................................................................................... 80<br />
Octans module .......................................................................................................... 80<br />
9 MAIN PARTS ......................................................................................................... 81<br />
Transducer ................................................................................................................ 82<br />
Depth <strong>and</strong> temperature sensors ................................................................................ 83<br />
Housing .................................................................................................................... 83<br />
Bottom end cap / Release unit .................................................................................. 83<br />
Circuit boards ........................................................................................................... 84<br />
Transmitter board (Tx) ................................................................................. 84<br />
Receiver board (Rx) ...................................................................................... 85<br />
Rx amplifier matching board ........................................................................ 85<br />
Microcontroller board ................................................................................... 86<br />
Switches ........................................................................................................ 87<br />
Motherboard ................................................................................................. 87<br />
10 AUXILIARY EQUIPMENT ................................................................................. 89<br />
Anchor-weight .......................................................................................................... 89<br />
160820/O VII
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