Contents
EK–SMCPP–UG. A01
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4
Error Analysis and Fault Isolation
4.1 Storage Subsystem Error Reporting ........................................................................... 4–1
4.2 EMU Error and Fault Status Reporting ...................................................................... 4–4
4.3 EMU Subsystem Status LEDs.................................................................................... 4–5
4.3.1 EMU System Fault Code Displays......................................................................... 4–8
4.3.2 Controlled Power Shut Down............................................................................... 4–13
4.3.3 Automatic Shut Down ......................................................................................... 4–13
4.3.4 User-Initiated Master Enclosure Shut Down ........................................................ 4–14
4.3.5 User-Initiated Expansion Enclosure Shut Down................................................... 4–15
4.4 Controller Error Conditions ..................................................................................... 4–16
4.5 Storage Device Fault Notification............................................................................ 4–16
4.6 Power Supply Fault Notification.............................................................................. 4–18
4.7 I/O Module Error Reporting .................................................................................... 4–19
4.7.1 Incompatible I/O Modules ................................................................................... 4–19
4.7.2 No I/O Module Installed ...................................................................................... 4–19
4.7.3 TERMPOWER Errors.......................................................................................... 4–19
5
Replacing Components
5.1 Replacing a Controller or Cache Module ................................................................... 5–1
5.1.1 Tools Required ...................................................................................................... 5–1
5.1.2 Precautions ............................................................................................................ 5–1
5.2 Preparing Your Host System...................................................................................... 5–2
5.2.1 Backup the System ................................................................................................ 5–2
5.2.2 Shut Down the System........................................................................................... 5–2
5.3 Controller Module Removal ...................................................................................... 5–2
5.4 Cache Module Removal............................................................................................. 5–5
5.5 Replacing an SBB Storage Device ............................................................................. 5–6
5.5.1 Replacement Method ............................................................................................. 5–7
5.5.2 Before You Replace a Storage SBB ....................................................................... 5–7
5.5.3 SBB Replacement.................................................................................................. 5–7
5.6 Replacing Storage Subsystem Blowers ...................................................................... 5–9
5.7 Replacing a Power Supply SBB ............................................................................... 5–11
5.8 Replacing a Power Entry Controller......................................................................... 5–12
5.9 Replacing an EMU .................................................................................................. 5–13
5.10 Replacing a PVA ................................................................................................... 5–14
5.11 FRU Parts List....................................................................................................... 5–15
Reader Comment Form ...................................................................Inside Back Cover
