GE Reason RT430 Technical Manual page 79

4) Position the device in place where there is free space to work and make sure to install proper
working and safety warnings at the location, also keep available all tools and aids that is going to be
used;
5) Wait a few minutes so the capacitors may discharge;
6) Disassemble the device by unscrewing the case screws and pulling up the top side of the case; after
that, carry on with the proper repairs. Keep in mind that disassembling the equipment may expose
sensitive electronic circuitry. Take suitable precautions against electrostatic voltage discharge
(ESD) to avoid damage to the equipment.
After the repairs are done, follow the procedure below in order to verify the safe state of the equipment and
to put it back into operation.
1) Reconnect all internal cable that have been removed for the repair;
2) Perform a visual inspection on the device to make sure there are no remainders of the repair service
inside the casing or any other noncompliance;
3) Place back the top side of the case and fasten it using the proper screws;
4) Connect the grounding strap and then the power supply to the equipment;
5) Wait for the equipment to initialize, it will run self-diagnostic routines and if everything is right the
"Ready" LED on its front panel will light up indicating the equipment is safe and operational;
6) Follow the procedures in the Safety Section Chapter 4 . Installation, Commissioning and Servicing.
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