HP R3050EA, R3065US, R3070US, R3060US, R3050US, R3056RS, R3060EA, R3057EA, R3040EA manual Speaker Assembly

Page 47

Removal and Replacement Procedures

5.11 Speaker Assembly

Spare Part Number Information

Speaker assembly

347431-001

 

 

1.Prepare the Expansion Base for disassembly (Section 5.3).

2.Remove the base plate (Section 5.4).

3.Remove the upper chassis (Section 5.5).

4.Remove the front tray cover (Section 5.8).

✎Although the back panel and expansion cable are not shown in the figure, it is not necessary to remove them.

5.Turn the upper chassis upside down, with the bottom facing you and the speaker assembly facing down.

6.Remove the 6-wire audio control cable 1 and the 4-wire speaker cable 2 from the chassis hole through which they are routed.

7.Remove the two PM2.0×4.0 screws 3 that secure the speaker assembly to the chassis.

Removing the speaker assembly screws

5–18

Maintenance and Service Guide

Page 46 Page 48
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Page 46 Page 48
Contents Maintenance and Service Guide Page Contents Screw Listing Index Product Description Features External Components Component Function Front ComponentsRight-Side Components Rear components Rear Panel Components Left-Side Components Wireless Accessories Wireless AccessoriesDesign Overview Before Replacing Parts TroubleshootingProblem Possible Cause Solution Problems and SolutionsPower Problems and Solutions External Device Problems and Solutions Serial Number Location Illustrated Parts CatalogHP Notebook Expansion Base Major Components Description Number Spare PartHP Notebook Expansion Base miscellaneous components Receiver Item Description Number Power cordTools Required Removal and Replacement PreliminariesService Considerations Plastic Parts Preventing Electrostatic DamagePackaging and Transporting Precautions Workstation Precautions Grounding Equipment and Methods Material Use Voltage Protection Level Typical Electrostatic Voltage LevelsStatic-Shielding Materials Event 10% 40% 55%Removal and Replacement Procedures Serial Number Section Description Removed Disassembly Sequence ChartDisassembly Sequence Chart # of ScrewsPreparing the HP Notebook Expansion Base for Disassembly Spare Part Number Information Base PlateUpper Chassis Removing the rear cover Disconnecting the cables from the system board Reverse the above procedure to install the upper chassis Power Supply Reverse the above procedure to install the power supply System Board Reverse the above procedure to install the system board Front Tray Cover Reverse the above procedure to install the front tray cover Back Panel Expansion Cable Speaker Assembly Reverse the above procedure to install the speaker assembly Front Case HP Notebook Expansion Base SpecificationsInternal AC Adapter Power supplyTable A-1 RJ-45 Network Interface Connector Pin AssignmentsTable A-3 Universal Serial Bus Table A-2 RJ-11 ModemTable A-5 Audio Line-Out Table A-4 VideoTable A-6 Serial Table A-8 Table A-7 Pdif Audio Line-OutGeneral Requirements Power Cord Set RequirementsConductor Power Cord Set Country Accredited Agency Number Conductor Power Cord Set RequirementsCountry-Specific Requirements Applicable NoteBSI Screw Listing Color Qty Length Thread Width Table C-1 Phillips PM2.5×17.0 ScrewHead Table C-2 Phillips PM2.0×6.0 Screw Table C-2 Phillips PM2.0×6.0 Screw Table C-2 Table C-4 HM5.0×9.0 Standoff Table C-5 Phillips PM2.0×4.0 Screw Table C-5 Phillips PM2.0x4.0 Screw Table C-5 Phillips PM2.0×4.0 Screw Table C-5 Phillips PM2.0×4.0 Screw Table C-5 Phillips PM2.0×4.0 Screw Table C-6 Phillips PM2.0×2.0 Screw Index Index Maintenance and Service Guide Index-3
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