Server Controls, Leds, And Power; Front View - IBM x3250 M3 Problem Determination And Service Manual

Server controls, LEDs, and power

This section describes the controls and light-emitting diodes (LEDs) and how to turn
the server on and off. For the location of the LEDs on the system board, see
"System-board LEDs" on page 18.

Front view

The following illustration shows the controls, LEDs, and connectors on the front of
the hot-swap 3.5-inch hard disk drive model.
Power-control button
The following illustration shows the controls, LEDs, and connectors on the front of
the simple-swap 3.5-inch hard disk drive model.
Power-control button
The following illustration shows the controls, LEDs, and connectors on the front of
the hot-swap 2.5-inch hard disk drive model.
Power-control button
v Power-on LED: The states of the power-on LED are as follows:
Reset button
Power-on LED
Reset button
Power-on LED
Reset button
Power-on LED
Off: AC power is not present, or the power supply or the LED itself has failed.
Flashing rapidly (4 times per second): The server is turned off and is not
ready to be turned on. The power-control button is disabled. This will last
approximately 1 to 3 minutes.
Flashing slowly (once per second): The server is turned off and is ready to
be turned on. You can press the power-control button to turn on the server.
Lit: The server is turned on.
Hard disk drive activity LED
Locator LED
System-error LED
USB 1 connector
USB 2 connector
Hard disk drive activity LED
Locator LED
System-error LED
USB 1 connector
USB 2 connector
Hard disk drive activity LED
Locator LED
System-error LED
USB 1 connector
USB 2 connector
Hard disk drive activity
LED (green)
Hard disk drive activity
LED (green)
Hard disk drive status
LED (amber)
Hard disk drive status
LED (amber)
Chapter 2. Introduction
9