Compaq ML530R Service Guide - Page 143

Hot Plug Power Supply, Table 4-8, Hot-Plug Power Supply Diagnostic LED Indicators

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4-10 Compaq ProLiant ML530 Servers Maintenance and Service Guide Hot-Plug Power Supply The hot-plug power supply diagnostic LEDs indicate the condition of each hot-plug power supply. If the front panel power supply status LED is amber, check the individual power supply diagnostic LEDs to determine which power supply has failed. View the diagnostic LEDs from the rear of the server. The power supply diagnostic LEDs and their functions for Compaq ProLiant ML530 servers are shown in Figure 4-8 and Table 4-8. To replace a hot-plug power supply, see "Hot-Plug Power Supplies" in Chapter 2. The color of the status and diagnostic LEDs resets by replacing the power supply or restoring AC power to the power supply. 1 2 Figure 4-8. Hot-plug power supply diagnostic LED Indicators Table 4-8 Hot-Plug Power Supply Diagnostic LED Indicators Item Description AC power (Green) Error (Amber) Status On Flashing Off Off On All on Flashing Condition System on System in standby No AC power present Power supply operational Power supply failure-replace power supply No AC power present to any power supply Current power supply limit exceeded

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4-10
Compaq ProLiant ML530 Servers Maintenance and Service Guide
Hot-Plug Power Supply
The hot-plug power supply diagnostic LEDs indicate the condition of each hot-plug
power supply. If the front panel power supply status LED is amber, check the individual
power supply diagnostic LEDs to determine which power supply has failed. View the diagnostic
LEDs from the rear of the server.
The power supply diagnostic LEDs and their functions for Compaq ProLiant ML530 servers are
shown in Figure 4-8 and Table 4-8. To replace a hot-plug power supply, see
“
Hot-Plug
Power Supplies
”
in Chapter 2. The color of the status and diagnostic LEDs resets by replacing
the power supply or restoring AC power to the power supply.
1
2
Figure 4-8.
Hot-plug power supply diagnostic LED Indicators
Table 4-8
Hot-Plug Power Supply Diagnostic LED Indicators
Item
Description
Status
Condition
AC power
On
System on
(Green)
Flashing
System in standby
Off
No AC power present
Error
Off
Power supply operational
(Amber)
On
Power supply failure
—
replace power supply
All on
No AC power present to any power supply
Flashing
Current power supply limit exceeded