Memory Extender Boards - HP 9000 rp4440 Maintenance Manual

Troubleshooting
Troubleshooting Using LED Indicators
Table 3-8 I/O Baseboard LEDs, Buttons, and Sensors
LED/Button
12V VRM Power
LED
5V VRM Power
LED
3.3V VRM Power
LED
MP Heartbeat
MP Self Test LED
BMC Heartbeat
3.3 VSB Power
LED
MP Soft Reset
Button

Memory Extender Boards

The 32 DIMM memory extender board has two power status LEDs-1.25V and 1.5V. See Figure 3-4 on
page 33.When the LEDs are on, each respective voltage is present on the memory extender board.
32
Color Status
Green On
Green On
Green On
Green Blinking
Amber On
Off
Green Blinking
Green On
N/A Press
Condition
12V VRM is functioning
5V VRM is functioning
3.3V VRM is functioning
The management processor is functioning correctly
The management processor is executing the
internal self test
The management processor has passed the
internal self test
The baseboard management controller is
functioning correctly
Standby power is available
Resets the management processors values
Chapter 3