IBM FlashSystem 900, Service Manual

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3746-900 MAPs
3746-900 ESCA MAPs
MAP 2700: 3746-900 Permanent ESCA Problem
Symptom Explanation Conditions That Could Cause This Symptom
ESCA reported problem
Host reporting error on
Host/3746-900 fiber optic link
¹
ESCP
¹
ESCC
¹
Fiber optic
001
¹
You should be logged ON on the service processor console. If not go to “Console Use for
maintenance” on page 1-1 for logging ON and return here.
¹
On the "MOSS-E View" window, double click on the 3746-900 on which you want to work.
¹
According to the status of the 3746-900, run diagnostic on the suspected ESCP/ESCC using either
“MAP 6010: How to run 3746-900 Diagnostic in Offline Mode” on page 3-43 or “MAP 6000: How to
run 3746-900 Diagnostic in Concurrent Mode” on page 3-17.
Does the diagnostic run error-free?
Yes No
002
Exchange the faulty element (ESCP or ESCC). Go to “3746-900 Maintenance Using a FRU list” on
page 1-28.
003
Run the manual assurance test (MAT) using the specific wrap plug installed in the ESCC. According to
the status of the 3746-900, use either “MAP 6000: How to run 3746-900 Diagnostic in Concurrent Mode”
on page 3-17 if the 3746-900 is set in Online mode, or “MAP 6020: How to Run 3746-900 Specific
Diagnostics” on page 3-45 if the 3746-900 is set in Offline mode.
Does the diagnostic run error-free?
Yes No
004
Exchange the faulty ESCC. Go to “3746-900 Maintenance Using a FRU list” on page 1-28.
005
Go to “MAP 2730: 3746-900 ESCA Activation Problem” on page 2-91.
2-88
3746-900: Service Guide