Voltage Monitoring; Table 2-7 Acceptable System Voltage Levels; Table 2-8 Acceptable Termination Voltage Levels - Compaq StorageWorks TM RAID Array 3000 Pedestal Storage Subsystem Hardware User's Manual

Voltage Monitoring

System Voltage
The controller monitors the incoming system voltage levels and ensures that
they are satisfactory for controller operation. The acceptable voltage levels are
listed in Table 2–7.
State
Normal
Low warning
High warning
Low severe
High severe
Termination Voltage
The controller monitors the incoming termination voltage levels and ensures
that they are satisfactory for controller operation. The acceptable voltage
levels are shown in Table 2–8.
State
Normal
Low warning
High warning
Low severe
High severe
Table 2-7
Acceptable System Voltage Levels
Range
4.80 to 5.25 V
4.75 to 4.80 V
5.25 to 5.30 V
Less than 4.75 V
Greater than 5.30 V
Table 2-8
Acceptable Termination Voltage Levels
Range
4.20 to 5.40 V
4.00 to 4.20 V
5.40 to 5.55 V
Less than 4.00 V
Greater than 5.55 V
RAID Array Controller 2-23
Action
Normal operation
Alarm
Alarm
Off line
Off line
Action
Normal operation
Alarm
Alarm
Off line
Off line