Lacie Spare 12big Rack Network User Manual - Page 2

LaCie 12big Rack Network User Manual Table of Contents page 2 3.4.2. Engaging the Drive Module Anti-tamper Locks 24 3.4.2.1. Activating the Locks 24 3.5. Power Down...25 4. Troubleshooting & Problem Solving 26 4.1. Overview...26 4.1.1. Initial Start-up Problems 26 4.1.1.1. Faulty Cords...26 4.1.1.2. Alarm Sounds On Power Up 26 4.1.1.3. Computer Doesn't Recognize the LaCie 12big Rack Network Subsystem 26 4.2. LED States...27 4.2.1. Power Supply Unit LEDs 27 4.2.2. Ops Panel LEDs...27 4.2.3. Cooling Fan LEDs...28 4.2.4. Drive Carrier Module LEDs 28 4.2.5. Rear Panel LED...28 4.2.6. ATX Server LEDs...29 4.2.6.1. Status LEDs...29 4.2.6.2. NIC LEDs...29 4.3. Audible Alarm...30 4.4. Alarm Interpretation...30 4.5. Troubleshooting...32 4.5.1. System Faults...32 4.5.2. Power Supply Unit Faults 32 4.5.3. Cooling Fan Faults...32 4.5.4. Thermal Monitoring and Control 33 4.5.5. Thermal Alarm...33 4.6. Drive Carrier Module Faults...34 4.7. Dealing with Hardware Faults...34 4.8. Continuous Operation During Replacement 34 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 5.3.1.1. Removing a Power Supply Unit 36 5.3.1.2. Installing a Power Supply Unit 37 5.3.2. Cooling Fans...38 5.3.2.1. Removing a Cooling Fan 38 5.3.2.2. Installing a Cooling Fan 39 5.3.3. Drive Carrier Module...39 5.3.3.1. Removing a Drive Carrier 39 5.3.3.2. Installing a Drive Carrier 40 5.4. Replacing the SAS Expander PCB 41 5.5. Replacing ATX Motherboards...42 5.5.1. Replacing FB-DIMM Memory Modules 42 5.5.2. Replacing a CPU...42 5.6. Replacing PCI Cards...43 5.6.1. NVRAM Card...43 5.7. Blanking Plates...43 5.8. Replacing RAID Controller PCI Cards 43 5.9. Replacing the Battery Backup Unit 43 5.10. Replacing the Boot Drives...45