Specifications

I–4 Compaq StorageWorks HSG80 Array Controller ACS Version 8.5 Maintenance and Service Guide
removing
cache module
2–30
controller
2–25
controller and its cache module
2–18
DIMMs
2–51
GLM
2–40, 2–41
replacing
controller
2–25
controller and its cache module
2–18
DIMMs
2–50
ECB
2–36
ECB with cabinet powered off
2–38
ECB with cabinet powered on
2–36
I/O module
2–45
program (PCMCIA) card
2–54
replacing modules
2–17
upgrading from single controller
3–14
dual-redundant controller
configuration
replacing
cache module
2–30
E
ECB
battery hysteresis
4–2
diagnostics
4–2
disabling, shutting down the subsystem
2–8
dual-battery ECB part number
1–3
enabling, shutting down the subsystem
2–8
replacing
dual-redundant controller
configuration
2–36
single-configuration controller
2–36
replacing ECBs with FRUTIL
4–56
replacing with cabinet powered off
dual-redundant controller
configuration
2–38
single-controller configuration
2–38
replacing with cabinet powered on
dual-redundant controller
configuration
2–36
single-controller configuration
2–36
single-battery ECB part number
1–3
ECB Y-cable
BA370 enclosure part numbers
1–5
data center cabinet part numbers
1–5
electrical specifications
A–1
electrostatic discharge precautions
2–2
EMU part number
1–3
enabling the ECBs, shutting down the
subsystem
2–8
environmental specifications
A–2
event codes
list
5–21
structure
4–28
translating
4–29
types
4–29
event threshold codes
4–29
events
controller termination
4–18
flashing OCP LEDs
4–19
last failure reporting
4–25
solid OCP LEDs
4–21
no controller termination
4–25
CLI event reporting
4–27
spontaneous event log
4–26
exercising drives and units
4–50
F
fault remedy table 4–5
fault-tolerance for write-back caching
general description
4–13
nonvolatile memory
4–13
fiber cable
installing
dual-redundant controller
configuration
2–53
single-configuration controller
2–53
removing
dual-redundant controller
configuration
2–53
single-configuration controller
2–53
replacing