LaCie 12big Rack Network
User Manual
3.5. Power Down ............................................................................................................................... 25
4.1. Overview ................................................................................................................................... 26
4.2. LED States .................................................................................................................................. 27
4.2.2. Ops Panel LEDs ............................................................................................................. 27
4.2.3. Cooling Fan LEDs ........................................................................................................... 28
4.2.5. Rear Panel LED .............................................................................................................. 28
4.2.6. ATX Server LEDs ............................................................................................................. 29
4.3. Audible Alarm ............................................................................................................................ 30
4.4. Alarm Interpretation .................................................................................................................... 30
4.5. Troubleshooting .......................................................................................................................... 32
4.5.1. System Faults ................................................................................................................. 32
4.5.3. Cooling Fan Faults ......................................................................................................... 32
4.5.5. Thermal Alarm ............................................................................................................... 33
5. Module Replacement ................................................................................................. 35
5.1. Overview ................................................................................................................................... 35
5.2. ESD Precautions ......................................................................................................................... 35
5.3. Replacing a Module .................................................................................................................... 35
5.3.1. Power Supply Units ......................................................................................................... 36
5.3.2. Cooling Fans ................................................................................................................. 38
5.5.2. Replacing a CPU ............................................................................................................ 42
5.6. Replacing PCI Cards ................................................................................................................... 43
5.6.1. NVRAM Card ................................................................................................................. 43
5.7. Blanking Plates ........................................................................................................................... 43
4.1.1.1. Faulty Cords .................................................................................................... 26
4.2.6.1. Status LEDs ...................................................................................................... 29
4.2.6.2. NIC LEDs ......................................................................................................... 29
Table of Contents
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