GRAND-C422-20D
Page 30
4.3 Power Supply Unit Replacement
To replace a failed power supply unit, please follow the steps below.
Step 1:
Turn off the GRAND-C422-20D. Disconnect the power adaptor, network cable(s),
and any other connectors or cables from the GRAND-C422-20D.
Step 2:
Firmly press and hold the green button on back of PSU towards the black handle.
Pull out power supply by pulling black handle.
Step 3:
Insert new power supply into the GRAND-C422-20D.
Step 4:
Connect the power adaptor and cables to the GRAND-C422-20D.
Step 5:
Power on the system.
Summary of Contents for GRAND-C422-20D
Page 2: ...GRAND C422 20D Page ii Revision Date Version Changes January 28 2019 1 00 Initial release...
Page 9: ...GRAND C422 20D Page 1 Chapter 1 1 Introduction...
Page 19: ...GRAND C422 20D Page 11 Chapter 2 2 Unpacking...
Page 21: ...GRAND C422 20D Page 13 1 Screw pack for 3 5 HDD installation Table 2 1 Package List...
Page 22: ...GRAND C422 20D Page 14 Chapter 3 3 Installation...
Page 34: ...GRAND C422 20D Page 26 Chapter 4 4 Maintenance...
Page 39: ...GRAND C422 20D Page 31 Appendix A A Regulatory Compliance...
Page 44: ...GRAND C422 20D Page 36 Appendix B B Safety Precautions...
Page 49: ...GRAND C422 20D Page 41 Appendix C C Hazardous Materials Disclosure...