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13. Have you replaced all parts in the list in step 5 on page 98?
No
Go to step 5 on page 98 and try the next part in the list.
Yes
Go to step 14.
14. Ask your next level of support for assistance.
This ends the procedure.
15. Have you replaced all parts in the list in step 10 on page 98?
No
Go to step 10 on page 98 and try the next part in the list.
Yes
Go to step 16.
16. Go to step 14.
17. Does the I/O drawer have only one power supply with the LED not
continuously on?
No
Go to step 20.
Yes
Go to step 18.
18. Replace the power supply with the LED that is not on continuously.
19. Go to step 11 on page 98.
20. Replace all the SPCN cables connected to the failing I/O drawer.
21. Go to step 11 on page 98.
22. Connect all the SPCN cables properly.
This ends the procedure. Go to "Map 0410: Repair Checkout" in the Diagnostic
Information for Multiple Bus Systems.
23. Are all the SPCN cables from the primary I/O drawer connected properly and
firmly seated?
No
Go to step 22.
Yes
Go to step 24.
24. Replace the SPCN cables from the primary I/O drawer.
25. Go to step 11 on page 98.
Chapter 3. Maintenance Analysis Procedures
99
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