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PJ300M
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User Manual
Rev. 7.0 - 25/07/03
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Disconnect the RF module connectors CN1, J1 and J2
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Remove the air filter of the RF module from the front panel
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Unscrew two screws securing the heat sink of the RF module to the front panel
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Release the metal bar that holds the heatsink on the other end removing its screws
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Carefully remove the amplifier module
9.3.4
Soft Start Card Replacement
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With the help of the wiring diagram shown in Appendix, take the note of the
cable position.
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Disconnect M1 and M2 connectors.
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Disconnect M3.
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Dismount the four securing screws and remove the board.
9.3.5
Alarms Card Replacement
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Remove the knob of the meter selector loosening the screw inside the knob.
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Dismount the nut of the alarms reset push-button.
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Disconnect CN1 and CN3 alarms card’s connectors.
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Disconnect CN2 telemetry card’s connector.
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Remove the screws securing the board to the front panel.
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Carefully extract the card.
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