Manuals / Compaq / Computer Equipment / Personal Computer

Compaq 4125D, 4130T 7 Continued, Standard Model Configurations, 630-MB, 810-MB, 1.08-GB, 23.7 to

Models: 4130T 4200 4115 4150 4131T 4125T 4160T 4140T 4150T 4110D 4120T 4160T SLIMLINE 4120 4125D

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630-MB

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Table 6-7 Continued

Standard Model Configurations	630-MB	810-MB	1.08-GB

Formatted Capacity per Drive (MB)
Physical	631.7	815.9	1088.1
Logical	630.6	814.3	1085.8

Drive Type	65	65	65

Drive Height
With drive frame (mm)	12.7	12.7	12.7

Drive Size
Inches	2.5 x 0.5	2.5 x 0.5	2.5 × 0.5
Millimeters	102 x 75	102 x 75	102 × 75

Transfer Rate
Media (Mb/s)	23.7 to 39.05	27.4 to 54.0	27.4 to 54.0
Interface (Mb/s)	16.6	16.6	16.6

Sector Interleave	1:1	1:1	1:1
Typical Seek Time (Including setting)
Single Track (ms)	6	4	4
Average (ms)	18	15	15
Full Stroke (ms)	28	24	24

Disk Rotational Speed (RPM)	3968	3634	3634
Physical Configuration
Cylinders	3302	3915	3915
Data Heads	2	5	6
Sectors/Track	67-115	90-180	90-180
Bytes/Sector	512	512	512
Logical Configuration
Cylinders	1222	1581	2108
Heads	16	16	16
Sectors per Track	63	63	63
Bytes per Sector	512	512	512

Buffers Size (KB)	120	128	128

6-8 Specifications

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Compaq 4125D, 4130T, 4150T, 4140T, 4131T, 4200 7 Continued, Standard Model Configurations, 630-MB, 810-MB, 1.08-GB, 23.7 to

Contents

Compaq Computer Corporation Maintenance and Service GuideCompaq Armada 4100 and 4200 Families of Personal Computers Product Description ContentsChapter Removal and Replacement Preliminaries Illustrated PartsChapter ChapterChapter Removal and Replacement Procedures Chapter Specifications5.3.4 DualBay Battery Pack and Devices 5.5.3 Lithium Real Time Clock BatteryAppendix A Appendix BBattery Packs External Power SuppliesSymbols PrefaceTechnician Notes PrefaceLaser Safety CDRH RegulationsLocating Additional Information Quick Setup Reference Guide Introducing Microsoft WindowsCompaq Service Quick Reference Guide Compaq Service Advisories and Bulletins Compaq QuickFindChapter 1.1 Computer Features and ModelsProduct Description 1.2 Models 4200 Family of Personal Computers1.3 Standard Features Compaq Armada 4100 Family of Personal Computers1-4 Product Description 1.3.1 Software Fulfillment 1.3.2 Security Features1.3.3 Power Management 1.4 Options 1.4.1 System Memory Options1.4.2 Display Options 1.4.3 Secondary Cache1.4.4 Mobile CD Expansion Unit 1.4.5 Convenience Base1.4.9 Lithium Ion Battery Pack 1.4.10 External Battery Charger1.4.7 AC Adapter 1.4.8 Automobile Adapter1.4.13 Compaq Mouse 1.4.14 Trackball Pointing DeviceP50 Color P70 Color P110 Color P1610 Color TFT500 Flat Panel The computer supports a PS/2 mouse or other external pointing device1.5 External Computer Components 1.5.1 Front and Left Side Components1 Pointing device 2 DualBay module 3 Speaker 4 DualBay eject button 1.5.2 Front and Right Side Components5 AC power connector 6 User programmable keys 1.5.3 Rear Components Figure 1-4. Rear Components5 Hard drive compartment 1.5.4 Bottom Components1 DualBay 2 Pointing device 3 Memory compartment 4 Expansion slot 1.5.5 Status Panel Lights 1 Power/Suspend 2 Battery charge 3 Caps Lock 4 Scroll Lock 5 Num Lock1.6 Mobile CD Expansion Unit Components 1 Stereo speakers 2 CD-ROM drive1 Battery bay 2 MIDI/game device 3 AC adapter connector 4 Convenience Base expansion connector 5 Computer expansion connector6 Unlocking lever 7 Expansion posts Figure 1-8. Right and Rear Components1.7 Convenience Base Connectors 1.8.2 System Board 1.8 Design Overview - Computer1.8.1 System Unit 1.8.3 Processor Board 1.8.4 Processor1.8.5 System Memory 1.8.6 Cache1.8.7 Local Bus Video Troubleshooting Chapter2.1 Preliminary Steps 2.2 Clearing the Power-On and Setup Passwords 2.3 Power-On Self Test POST 2.4 POST Error MessagesDescription Warning MessagesMessage Fatal Error Messages Fatal Error Beep Codespage registers starting at location 80 Hex failed bit 4 Refresh Detect failed to toggle within an2.5.1 Running Computer Setup 2.5 Compaq Utilities2.5.2 Running Computer Checkup TEST 2-8 TroubleshootingComputer Checkup Computer Checkup TEST Error Codes 2.5.3 View System Information INSPECT2.6 Diagnostic Error Codes Processor Test Error CodesParallel Printer Test Error Codes Memory Test Error CodesKeyboard Test Error Codes Hard drive conditional format test failed 2.Check and/or replace the diskette power and signalDiskette Drive Test The following steps apply to error codes Video Test Error CodesThe following apply to error codes 501-xx through ECG/VGC monochrome graphics mode test The following applies to error codes 2458-xx through320 × 200 graphics 256 color mode test Pointing Device Interface Test Error Codes CD-ROM Test Error CodesError Error2.7 Troubleshooting Without Diagnostics 2.7.1 Solving Minor ProblemsSolving Audio Problems Solving Audio ProblemsSolving Battery and Battery Gauge Problems Solving Battery and Battery Gauge ProblemsBattery charge does not last Recharge the battery packRecharge the battery. Discharge the battery Set a power management level in ComputerSolving Diskette and Diskette Drive Problems Solving Diskette and Diskette Drive ProblemsSolving Hard Drive Problems Solving CD-ROM Drive ProblemsSolving Hard Drive Problems Solving CD-ROM Drive ProblemsSolving Hardware Installation Problems Solving Infrared Connection ProblemsSolving Hardware Installation Problems Solving Infrared Connection ProblemsSolving Keyboard/Numeric Keypad Problems Solving Pointing Device ProblemsSolving Keyboard/Numeric Keypad Problems Solving Pointing Device ProblemsSolving Memory Problems Solving Memory Problemserror occurs during operation the computer, or is defectiveSolving PC Card Problems Solving PC Card ProblemsProblem SolutionsTable 2-25 Continued Probable CauseSolving Power Problems Solving Power ProblemsSolving Printer Problems Solving Printer ProblemsSolving Screen Problems Solving Screen Problems Solving Software Application Problems Solving Software Application ProblemsSolving Convenience Base Problems Display Problems and SolutionsDocking Problems and Solutions Undocking Problems and SolutionsMouse Problems and Solutions External Device Installation Problems and SolutionsKeyboard Problems and Solutions Solving Network Problems Solving Ethernet Network Problemsconnector on the Ethernet connected to the networkIllustrated Parts Illustrated PartsChapter 3.1 System Unit Figure 3-1. System UnitSystem Unit CPU cover Latin American Spanish258626-001 Figure 3-2. System Unit continued Illustrated Parts3.2 Mass Storage Devices Figure 3-3. Mass Storage DevicesMass Storage Devices 3.3 Cables and Power Cords Figure 3-4. CablesCables and Power Cords AC Power cord Australia/New Zealand3.4 Standard and Optional Boards Figure 3-5. Standard and Optional BoardsStandard and Optional Boards Processor board, 100-MHz CPU with L2Processor board, 120-MHz CPU with L2 Processor board, 133-MHz CPU with L23.5 Display Assembly Figure 3-6. Display AssemblyDisplay Assembly 10.4-inch CSTN display assembly11.3-inch CSTN display assembly 11.8-inch CTFT display assembly3.6 Options Figure 3-7. OptionsSpares Part Number OptionsDescription 3.8 Miscellaneous Parts Figure 3-8. Miscellaneous PartsScrew kit For 5 units. See table 3-8 for Miscellaneous PartsTool kit includes connector removal tool Shipping Boxes Miscellaneous Screw Kit Contents and Use3.8 Shipping Boxes 3.9 Documentation Armada 4100 Family Quick Setup posterArmada 4200 Family Quick Setup poster DocumentationChapter Illustrated PartsRemoval and Replacement Preliminaries 4.1 Electrostatic Discharge4.1.1 Generating Static Typical Electrostatic Voltages4-2 Removal and Replacement Preliminaries 4.1.2 Preventing Electrostatic Damage to Equipment4.1.3 Removing Batteries 4.1.4 Preventing Damage to Drives 4.1.5 Grounding Methods4.1.6 Grounding Workstations 4.1.7 Grounding Equipment4.1.8 Recommended Materials and Equipment 4.2 Service Considerations 4.2.2 Cables and Connectors4.3 Serial Number 4.2.1 Tool RequirementsChapter Removal and Replacement Procedures5.1 Serial Number 5.2 Disassembly Sequence Chart Figure 5-2. Computer Disassembly Chart5.3 Preparing the Computer for Disassembly 5.3.1 Disconnecting the AC Power and External Diskette Drive Bay 5.3.2 Undocking the Computer Convenience BaseFigure 5-4. Disconnecting the Convenience Base from the Adapter 6. Grasp the MCD and the convenience base, then pull apartReverse the above procedure to dock the convenience base and the MCD Removal and Replacement ProceduresConvenience Adapter Base Figure 5-6. Undocking the Computer from the Adapter BaseMobile CD Expansion Unit 2. Turn the computer and MCD over, top side up Figure 5-8. Detaching the Computer from the MCDReverse the above procedures to attach the computer to the MCD Removal and Replacement Procedures4. Close the expansion slot cover on the bottom of the computer Figure 5-9. Closing the Expansion Slot Cover5.3.3 Battery Packs Figure 5-11. Inserting a Battery Pack into the Handle Removal and Replacement Procedures5.3.4 DualBay Battery Pack and Devices To install the DualBay device, complete the following steps 5.3.4 Pointing Devices Figure 5-14. Removing the Pointing Device TouchpadTo install the pointing device, complete the following steps 5.3.5 Hard Drive Figure 5-16. Removing the Hard Drive5.3.6 PC Card 5.4 External Computer Components 5.4.1 Computer Logo5.4.2 Computer Feet 5.4.3 Handle 4. Tighten the thumbscrews on the handle by turning them clockwise To remove the handle from the computer, follow these steps Figure 5-23. Removing the Handle Removal and Replacement Procedures4. Lift the handle and remove „ Memory cover „ Memory boards „ CPU base „ Processor board 5.5 CPU Base Assembly„ Lithium real time clock battery 5.5.1 Memory Cover Figure 5-24. Removing the Memory Cover5.5.2 Memory Boards Figure 5-25. Removing the Memory Board3. Pull the memory board out of the slot 5.5.3 Lithium Real Time Clock Battery 5.5.4 CPU Base Cover Figure 5-28. Removing the Four Screws from the CPU Base5-32 Removal and Replacement Procedures 8. Lift up the base cover slightly 2 to clear the frame10. Lift the base cover 2 from the magnesium frame 5.5.5 Processor Shield and Board Figure 5-31. Removing the Processor Board5.5.6 CPU Cover and Keyboard Assembly Figure 5-32 Removing the Screws from the Bottom of the CPU5-36 Removal and Replacement Procedures Figure 5-33. Removing the Screws Near the Memory Compartment OpeningFigure 5-34. Removing the CPU Cover and Keyboard Assembly 2. Screw 2 must be tightened next to firm up the keyboard location 5.6 Display Assembly Figure 5-39. Disconnecting the Ground Cable from the Magnesium Frame5-40 Removal and Replacement Procedures CAUTION Do not pull on the flat cable as it is easily damaged8. Remove the four clutch screws at the back of the display assembly To install the display assembly, complete the following procedures 5.7 Clutch Assembly Components 5.7.1 Clutch CoverReverse the procedure to install the clutch cover 5.7.2 Clutches Figure 5-44. Removing the Clutches5.8 System Board Components 5.8.1 System BoardFigure 5-45. Removing the Expansion Connector Nuts Removal and Replacement Procedures5-48 Removal and Replacement Procedures Figure 5-46. Removing the Screws from the System BoardFigure 5-47. Removing the Screwlocks from the System Board To replace the system board, complete the following procedures 5.8.2 Ensuring ESD Protection 5.8.3 Heatsink and Video Chip Heatpipe15. Slide the heatsink out and away from the system board To install the heatsink, reverse the procedures14. Remove the screw that secures the heatsink to the system board To install the video chip heatpipe 5.9 Frame Components 5.9.1 Upper PCMCIA DoorRemoval and Replacement Procedures Figure 5-51. Removing the Upper PCMCIA Door5-56 Removal and Replacement Procedures Figure 5-52. Replacing the Upper PCMCIA Door and Spring5.9.2 Lower PCMCIA Door 5-58 Removal and Replacement Procedures Removal and Replacement Procedures Figure 5-54. Replacing the lower PCMCIA Door and Spring5.9.3 DualBay Eject Assembly 5-60 Removal and Replacement Procedures13. Lift the eject button 1 out of the magnesium frame 5.9.5 PCMCIA Assembly 5-62 Removal and Replacement ProceduresRemoval and Replacement Procedures Figure 5-56. Removing the PCMCIA Retaining ScrewsTo reinstall the PCMCIA assembly, reverse the procedure Figure 5-57. Removing the PCMCIA Assembly from the System Board5.9.6 PCMCIA Ejector Buttons To install the PCMCIA ejector buttons, reverse the procedure 5.9.7 Display Ground Bracket Figure 5-59. Removing the Display Ground Bracket To install the display ground bracket, reverse the procedure13. Unclip the display ground bracket from the magnesium frame Specifications Chapter6.1 Computer Computer12.1-Inch CTFT, SVGA Display 6.2 Displays12.1-Inch CSTN, SVGA Display 11.8-Inch CTFT, SVGA Display 11.3-Inch CSTN, SVGA DisplayMetric Metric10.4-Inch CSTN, SVGA Display MetricHard Drives Standard Model Configurations3-GB 4-GBStandard Model Configurations Table 6-7 Continued1.4 GB 1.6-GBStandard Model Configurations Table 6-7 Continued630-MB 810-MB6.4 Diskette Drive 6.5 CD-ROM Drives 20X Max CD-ROM Drive8 X CD-ROM Drive Table 4X CD-ROM Drive Lithium Ion Handle Battery Pack 6.6 Battery PacksLithium Ion Modular Battery Pack 6.7 Mobile CD Expansion Unit MCD Expansion Unit6.8 External Power Supplies Automobile AdapterAC Adapter External Battery Charger System Function 6.9 System InterruptsHardware IRQ 6.10 System DMA NOTE PC Card controller can use DMA 1, 2, orI/O Address Hex 6.11 System I/O AddressSystem Function Shipping Configuration Page 6.12 System Memory Map Connector Pin Assignments Appendix ATable A-1 External Keyboard Table A-2 PS/2-Compatible MouseTable A-4 Table A-6External Monitor Ethernet RJ-45Table A-7 Parallel Table A-8Serial External Diskette Negative Drive DetectTable A-9 Expansion Connector Audio Signal from CD Drive - Left ChannelTable A-9 Continued Inside Table A-10 Speaker ConnectorTable A-11 Power Cord Set Requirements 3-Conductor Power Cord SetGeneral Requirements Appendix B3-Conductor Power Cord Set Requirements - By Country Country-Specific RequirementsIndex Page Page software applications, 2-30 solving audio problems 2-17 solving minor problems without diagnosticsrecognizing devices, 2-7 running Computer Setup 2-7 utilities, 2-7, 0-1, 6-1 Computer Checkup TEST 2-8