Check Cabinet Power And Fan Leds; Cabinet Leds - Digital Equipment AlphaServer 4000 Configuration And Installation Manual

7.4.3 Check Cabinet Power and Fan LEDs

A fan tray with three exhaust fans is located at the top of the cabinet. The fans
are powered by a power supply in the fan tray. A power LED and a fan LED
are located on the fan tray front panel. Figure 7–5 shows the panel LEDs. See
the AlphaServer 4000/4100 Service Manual for troubleshooting information on
the cabinet fan tray.
Figure 7–5 Cabinet LEDs
Fan LED
Power LED
PK-0664-96
7-12 Configuration and Installation Guide