M440LX Server System Product Guide
23
Controls and Indicators
Figure 1-3 shows the location of the system controls and indicators, external
peripheral bays, 3.5-inch diskette drive, and CD-ROM drive.
Front Panel:
• Green (HD ACT) LED: when lit, indicates hard drive activity.
• Yellow fan failure LED: when flashing, indicates the fan has failed.
• Yellow power supply failure LED: when flashing, indicates a power
supply has failed.
• 10 yellow hard drive failure LEDs: when lit, indicates a drive failure in
the hot-docking bay.
• Green power LED: when lit, indicates the presence of DC power in the
system. The LED goes out when the power is turned off or the power
source is disrupted.
• Power button: when pressed, turns the DC power on or off.
• Reset button: when pressed, resets the system and causes POST to run.
Peripherals:
• Diskette drive activity LED: when lit, indicates the drive is in use.
• Diskette drive ejector button: when pressed, ejects the disk.
• CD-ROM headphone jack: used to connect headphones or speakers.
• CD-ROM volume control: used to adjust the volume of headphones or
speakers.
• CD-ROM open/close button: used to open and close the CD tray.
• CD-ROM activity LED: when lit, indicates the drive is in use.