HP Book 800CT manual Cpu, Connector

Page 85

CPU

(HP Authorized Service Providers Only)

Required Equipment

Torx #6 screwdriver

Removal Procedure

1.Follow the Display Removal Procedure to gain access to the CPU.

2.Remove the two CPU screws (see Figure 37).

3.Gently rock the CPU back and forth from front to back to remove from the connector.

CPU Screws M1.6x0.35x4.0mm 1.0-2.0 in-lb

(p/n 0515-2852)

CPU

CPU Insulator

(p/n F1360-20007)

Figure 37 - Removing the CPU

Replacement Procedure

1.Ensure the CPU Insulator is positioned over the CPU connector on the Logic PCA.

2.Position the replacement CPU over the connector on the Logic PCA and press firmly but gently. For F1360 units, please refer to the Heat Transfer Disk information on page 68.

CAUTION:

To avoid damage, apply pressure to the CPU only directly above the

 

connector.

3. Replace the remainder of the components and reboot.

67

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Contents HP OmniBook 800CS/CT Page Table of Contents Hard Disk Drive Floppy Disk Drive CD-ROM Drive List of Figures OmniBook 800 External FeaturesList of Tables Diagnostic Commands for Toggling SettingsResource Number/Address Comments IntroductionPage Part Product Overview What’s New Feature OmniBook 800 with MMX F1360 F1171 F11751MB RAM OmniBook 800 External Features Product FeaturesProduct at a Glance Exploded DiagramNumber Part Number Replaceable Parts IdentificationHP OmniBook With MMX Technology Product Comparisons2MB 1MB IDE ∙ RAMDram ∙ PC ID PcmciaBattery and accessories On battery Accessories Page Page Page Part Troubleshooting Beep Codes Power-On Self-TestPost Beep Codes Post Display Codes Display CodesMessage Possible Cause No Interrupts from Timer No Bootable Floppy Drive 0 InstalledDMA Controller Faulty Faulty DMA page RegistersRunning the diagnostics program OmniBook DiagnosticsMain diagnostic screen Main Diagnostic Screen Running selected tests Alternative methods for running tests Special test hardware requirementsSerial Loop Back Connector Loop Back ConnectorsSyCard Solder Bridges Pcmcia Type III extender cardDiagnotic Command Line Options Command line optionsSwitch Description Commands for test selection User interface commandsDiagnostic Test Selection Commands Command DescriptionDiagnostic Commands for Toggling Settings Commands for toggling test settingsMouse switch Key Action Diagnostic Hidden Commands Diagnostic Test Parameters Commands for setting test parametersCache Details on using the diagnostic testsRAM, motherboard Upper PC Card RAM, plugLower PC Card TimersReal time clock IRQ controllerSerial port BatteryPrinter port Hard diskKeyboard Text mode mouse testTOP OUTBOT LeftMouse Test Screen text mode Graphic mode mouse sine test Mouse Test Screen graphics mode Graphic draw screen mouse test selected Text mouse and graphic sine mouse tests selectedDisplay AudioDocked device Scsi Hard diskDock Eeprom Dock keyboardDesktop Management Interface DMI Contents of the DMI PackageDescription of DMI CD-ROM LANMIF Uninstalling the DMI Package from Windows Installing the DMI Package from WindowsUsing the DMI Interface SCU Main Screen Setup and ConfigurationBoot Devices… System Menu SettingsSystem Menu Screen Date and Time…Enable Cache Passwords…Status Panel Enable Status Panel Settings…System Password Matrix Password ConfigurationPC ID Input/Output Menu Screen External Devices… Enabled IrDA IRAudio Port… Video StretchedPort Activity Power Menu ScreenIRQ3, IRQ4, IRQ5 IRQ7, IRQ9Default Menu Settings Default Menu ScreenFactory Default SettingsExit Menu Screen OmniBook Troubleshooting Tips Troubleshooting TipsSymptom Call Center Repair Center OmniBook ComponentsComputer won’t turn On/won’t boot Power/batteryLockup/computer freezes Miscellaneous Computer noisy but workingSymptom Call Center Repair Center Bios CD ROM Drive TroubleshootingCD-ROM Troubleshooting Tips Trouble Possible Causes SolutionsIf an external PS/2 mouse or keyboard doesn’t work Resolving Docking Station Operating ProblemsIf a network-enabled system locks up when rebooting Resolving OmniBook Docking ProblemsIf your docking password isn’t accepted If network connections don’t workPage Part Hardware Repair Removal Procedure BatteryRequired Equipment 16-MB Memory Modules MemoryRemoving the Memory Module Replacement Procedure Hard Drive Screws Hard Disk DriveDischarge Folding the Keyboard OpenHard Drive Removal Replacement Procedure Inserting the Hard Drive IBM and Toshiba Hard Drive Breather Holes respectively Hard Disk Drive Breather HolesMouse Removing the Mouse Replacement ProcedureSmall Parts Battery LatchKeyboard Screws KeyboardUnder the keyboard Securely into the zero insertion force connectorsBottom Case Screws and Rubber Feet DisplayKeyboard Support Plate Screws F1360 only F1171 F1175Display Flex Cables Top Case and Display Removal Intel Inside Sticker Placement CPU ConnectorHeat Transfer Disk and Keyboard Support Insulator Heat Transfer DiskPage Electronic Serial Number Logic PCA BoardProgramming the Electronic Serial Number Overriding an Incorrect Electronic Serial NumberLogic PCA Removal Grommet and Bushing Placement Paw Active Removal Paw ActiveOther Components and Accessories Page Page Appendices Mass Storage Specifications Appendix a Technical SpecificationsHard Disk Drive Floppy Disk DriveCD-ROM Drive Specifications Floppy Disk Drive SpecificationsCD-ROM Drive Inch Floppy DriveSystem Interrupts IRQs System ResourcesInterrupts for F1171 F1175 Interrupts for F1360Memory Map DMA ChannelsDMA Channels for F1171 F1175, and F1360 Memory Map for F1171 F1175O Address for F1171 F1175 AddressesFfff O Addresses for F1360Appendix B Hewlett-Packard Password Removal Policy Page Appendix C Hewlett-Packard TFT Display Quality Statement OmniBook F1171 F1175 Bios Checksums Appendix D OmniBook Diagnostics Bios ChecksumsAltera Boot Total SUM OmniBook F1360 Bios ChecksumsBios flash roms Appendix E OmniBook Diagnostics Error MessagesHewlett-Packard supplied test messages Fail C-F=XXXX#YYYYDisk Drives Scsi HD / internal HD / Floppy Scsi loopback test CPU test responses Watergate Software supplied test messagesCo-CPU test responses Cache test responses Memory test responsesVGA test responses Cmos RAM test responses Timer chip test responsesSound test responses Keyboard test responsesIRQ test resonses COM test responsesDMA test responses HD test responsesCD ROM test responses F1171 F1360 Appendix F Part NumbersF1175 LI-ION Battery External BatteryCD-ROM Power Cable SVC Kybrd TopcaseSetup Guide English OB LightweightSetup Guide E,G,F,S,I Setup Guide E,D,S,F,NItalian FrenchGerman SpanishPage HP Part Number F1360-90049