Packard Bell M5850 manual Removing the System Fan, Removing the Main Board

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6.Removing the System Fan

6.1 Disconnect cable housing and loosen the cable

6.2Disconnect the four screws fastening fan to the case

7.Removing the Main Board

7.1 Disconnect the 24pin power connector and 4 pin power connector.

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Contents Ixtreme M5850 Service Guide Date Chapter Updated Revision HistoryCopyright Conventions Preface Setup Utility Menus Block DiagramHardware Specifications and Configurations Standard Cmos FeaturesIntroducing the Motherboard IntroductionFeatures Bios Firmware Integrated I/OMainboard Components Label ComponentBlock Diagram Ixtreme M5850 Icon Component DescriptionRear view 1CH Audio Jack Function TableColor/Use Headphone Port Introduction Component DescriptionKeyboard PS/2 or USB, manufacturing option System PeripheralsMouse PS/2 or USB, manufacturing option SpeakersCard Reader Option Specification Hardware Specifications and ConfigurationsBios Hotkey List Main Board Major ChipsVideo Interface System MemoryCache Memory Audio InterfaceUSB Port Power ManagementIDE Interface Devices Idle Shut DownGlobal Standby Mode Power Management Function Acpi support functionDevice Standby Mode Suspend ModeStandard Configuration Using BiosAbout the Setup Utility Entering the Setup UtilityDate and Time Bios Setup UtilityMainBios Navigation Keys Updating the Bios Using BiosMiscellaneous Bios Setup UtilityAdvancedClock to All DIMM/PCIE Disabled USB Beep Message Disabled Spread Spectrum EnabledBootup Num-lock On Advanced Chipset ConfigurationOnboard USB Controller Enabled Onboard Sata Controller EnabledOnboard Sata Mode Ahci Legacy USB Support EnabledOnboard LAN Controller Enabled Onboard Graphics Controller EnabledOnboard Audio Controller Enabled Onboard LAN Option ROM DisabledSystem Component Characteristics Smart Fan EnabledBios Setup UtilityPower User Password Bios Setup UtilitySecuritySupervisor Password Not Installed Change Supervisor Password Press EnterSet Priority Order Bios Setup UtilityBoot options1st Boot Device/2nd Boot Device/3rd Boot Device EFI Device Priority Press EnterHard Disk Drive Priority Press Enter Optical Disk Drive Priority Press EnterRemovable Device Priority Press Enter Fast Boot DisabledQuiet Boot Enabled Network Device Priority Press EnterBios Setup UtilityExit Machine Disassembly and Replacement General Information Before You BeginRemoving front bezel and HDD Cage Standard Assembly ProcessOpening the chassis Page Install the PSU Setting the Motherboard Page DIMM4 DIMM2 DIMM3 DIMM1 Assembly motherboard Insert the ODD/HDD ODD SKU without HDD CarrierRemove the HDD Carrier Install the HDD devices HDD Carrier Installed on SATA3 Master HDD Installed on SATA0 Close the Front Bezel Insert Add-on cardPage Page Connect Pata power cable Fix the screw Close the bracket Install system fan Overview Removing the Front Bezel Standard Disassembly ProcessOpening the computer Removing the Add-on Card Page Removing the HDD Page Removing the ODD Removing the System Fan Removing the Main BoardPage Page Removing the power-supply Removing the HDD in HDD Carrier Removing Front IO/POWER Swtich PCB/TOP USB/CARD Reader Page Page Remove Power Swtich PCB Page Troubleshooting Power-On Self-Test Post KB-5 Initializes DMAC-1 & DMAC-2 Needed Post Error Messages List Bios Messages Action/FRUSpecifics about the type and location of the memory error Main board and Memory Error Symptoms ListError Symptom Action/FRU Processor / Processor Fan Hard Disk DriveError Symptom Action/FRU CD/DVD-ROM Drive AudioParallel/Serial Ports Error Symptom Action/FRU Video and MonitorPower Supply KeyboardError Symptom Action/FRU Other ProblemsUndetermined Problems Installing the Motherboard in a Case Jumper and Connector InformationSafety Precautions Choosing a Computer CaseChecking Jumper Settings Setting JumpersJumper Type Description Setting Default IIIustration Checking Jumper SettingsJumper Settings Connecting Case Components Connecting 24-pin power cableATX12V ATX 12V Power Connector Pin Signal Name Sysfan Cooling Fan Power Connector Pin Signal Name FunctionPin Signal Name Reset Switch Pin Signal Name FunctionPower/Sleep/Message waiting LED Power SwitchBefore installing the Processor Installing HardwareInstalling the Processor CPU Installation Procedure Following illustration shows CPU installation componentsMemory Memory Bus Installing Memory ModulesInstallation Procedure Installing Serial ATA Hard Drives Sata cable optional Sata power cable optionalInstalling Add-on Cards Onboard PCI interface does not support 64-bit Scsi cards Connecting Optional Devices FAUDIO1 Front Panel Audio headerFUSB1~4 Front Panel USB headers Sata 1~6 Serial ATA connectorsSPDIFOUT1 Spdif out headerOption FRU Field Replaceable Unit List Exploded Diagram ChassisPB 30L w/ HDD carrier ME BOMRAYLED51 HDD-CARRIER- SPRING-PIN Lightbase Page ChassisPB 30L w/o HDD carrier ME BOM Oddbuttontop Oddbuttonbottom Page FRU List