IBM FlashSystem 900, Service Manual

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Service Processor MAPs
Other unit If you have an other unit other than a 3745, 3746-900,
3746-950 connected on the LAN. Refer to the specific doc-
umentation of this unit or do the problem determination on the
ring using
Token-Ring Network, Problem Determination Guide
SX27-3710.
013
Go to Step 015.
014
Continue the problem investigation using the 3745
Maintenance Information Procedures (MIP) manual.
Use the following MIP according to the 3745 model on which the 3746-900 is attached.
¹
IBM 3745 Communication Controller Models 130 to 17A, Maintenance Information Procedures,
SY33-2070 for 3745 model 17A
¹
IBM 3745 Communication Controller Models 210 to 61A, Maintenance Information Procedures,
SY33-2054 for 3745 model 21A to 61A.
015
On the 3746-900 control panel check the status of the "Service Processor Not Accessible" digit.
Is the "Service Processor Not Accessible" digit present?
Yes No
016
Is there a panel code displayed on the 3746-900 control panel?
Yes No
017
You have a 3746-900/APPN link problem, go to “MAP 5610: 3746-900/APPN Link Problem”
on page 2-154.
018
Go to “3746-900 Control Panel Codes” on page 1-15.
019
Go to “MAP 2750: 3746-900 Permanent Service Processor Link Problem” on page 2-94.
020
You are here because you have transient errors on the service processor LAN .
Does the problem appear on all units connected to the service processor?
Yes No
021
Go to Step 023 on page 2-152.
022
¹
Check that the service processor LAN cable is correctly connected at the rear of the service
processor.
¹
Check that all the LAN cables are correctly connected in the service processor access unit.
¹
Do the problem determination on the ring using
Token-Ring Network, Problem Determination Guide
SX27-3710.
¹
If you do not identify the problem call your support.
Chapter 2. MAPs for FRU Isolation
2-151