I–9

Dual-redundant configuration ECB, 1–29

Dual-redundant controller configuration disabling, 5–120,5–122

enabling, 5–110

Dual-redundant controller configurations connecting to the host, 2–15multiple-bus failover mode, 2–30transparent failover mode, 2–29

when to use, 2–29

E

ECB

as a default backup source, 1–22battery hysteresis, 1–31diagnostics, 1–31dual-battery ECB, 1–4general description, 1–29maintenance period, 1–29replacing ECBs with FRUTIL, 1–17single-battery ECB, 1–4

Electrostatic discharge precautions, xvi

EMU parts, 1–4setting, 5–105

ENABLE_ACCESS SET unit-number, 5–130

ENABLE_ACCESS_PATH ADD UNIT, 5–29

Enabling AUTOSPARE, 4–15

Enabling switches devices, 3–42storagesets, 3–42

Enclosures

addressing with the PVA module, 2–25

PVA ID, 2–25Erasing metadata, 3–57Error messages

clearing from CLI, 5–35

clearing unwriteable data errors, 5–42

ERROR_MODE

SET unit-number, 5–132ESD card cover

location, 1–10Event messages

translating with FMU, 1–15Events

setting display characteristics with FMU, 1–15

Examples

adding disk drives to a spareset, 4–14cloning a storage unit, 3–22configuring a mirrorset, 4–5configuring a RAIDset, 4–7configuring a single-disk unit, 4–10configuring a striped mirrorset, 4–9configuring a stripeset, 4–4deleting storagesets, 4–16partitioning a storageset, 4–12removing disk drives from a spareset, 4–15

Exercisers availability, 1–5DILX, 1–16

See also Utilities and exercisers External cache battery. See ECB

F

Failedset autospare, 4–15deleting members, 5–53

Compaq HSZ80 Array Controller ACS Version 8.3 Configuration and CLI Reference Guide

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Image 369
Compaq HSZ80 manual Ecb, Enableaccesspath ADD Unit, Errormode