5 Replacing Parts
5.1 Replacing DX200 Parts
5-20
5.1.3 Replacing the Converter (SRDA-COA30A21B-E)
Replacement Procedure
1. Turn OFF the breaker and the primary power supply and wait at least 5
minutes before replacement. Do not touch any terminals during this
period.
2. Verify that the converter charge lamp (red LED) is unlit.
3. Disconnect all the cables connected externally to the converter.
(1) Ground fault detection input connector (CN554)
(2) Converter control signal connector (CN553)
(3) DC Control power supply connector (CN551)
(4) Main circuit power supply input connector (CN555)
(5) Regeneration register connected connector (CN557)
(6) Main circuit power supply output connector for 6-axis amplifier
(CN556)
(7) Control power supply output connector for 6-axis amplifier
(CN552A)
(8) Control power supply connector (CN559)
Disconnect the following connectors when they are connected.
(9) Control power supply connector for external axis amplifier
(CN552B)
(10) Capacitor module connector (CN558)
4. Remove the grounding wire connected to the converter.
5. Remove the two upper screws fixing the converter. Loosen the lower
screws fixing the converter.
6. Hold the top grip and lift it to pull out the converter by supporting the
button by hand.
7. Install the new converter and reconnect the connectors in the reverse
order of the removing procedure.
(Connect the grounding wires firmly.)
• After turning OFF the power supply, wait at least 5 minutes
before replacing a converter. Do not touch any terminals
during this period.
Failure to observe this warning may result in electric shock.
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