HP Netserver Service Handbook, Volume 3 - High-End

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Indicators and Controls Directly Behind the Front Bezel
Eject Button
Activity LED
Eject
Button
Activity
LED
Hot Swap
Hard Disk Drive
Power ON LED
Activity LED
Flexible Disk Drive
CD-ROM Drive
DAT Tape
Drive
Status
LEDs
(Optional)
(Both Drives Optional)
Behind the Front Bezel
Tape Drive LED Codes
If the optional HP DAT tape driver is used:
Left LED Right LED Definition
Off Off No Power.
On Off Cartridge Loaded, but No activity.
Flashing* Off Cartridge Loaded and Active.
Pulsing** Off Loading/Unloading/Ejecting/Power-On
Off On Self Test Fail
Off Pulsing** No Cartridge, but Caution (cleaning required)
On Pulsing** Cartridge Loaded, but Caution (cleaning required)
Flashing* Pulsing** Cartridge Loaded, Drive Active, Caution (cleaning required)
Pulsing** Pulsing** Cartridge Loading/Unloading, Caution (cleaning required)
* Flashing at 4 Hz rate. ** Pulsing at 2 Hz rate.