HP Docking Station XB3000 manual Typical Electrostatic Voltage Levels, Static-Shielding Materials

Page 51

Removal and Replacement Preliminaries

Table 4-1 shows how humidity affects the electrostatic voltage levels generated by different activities.

Table 4-1

Typical Electrostatic Voltage Levels

Relative Humidity

Event

10%

40%

55%

 

 

 

 

Walking across carpet

35,000 V

15,000 V

7,500 V

 

 

 

 

Walking across vinyl floor

12,000 V

5,000 V

3,000 V

 

 

 

 

Motions of bench worker

6,000 V

800 V

400 V

 

 

 

 

Removing DIPS from plastic tube

2,000 V

700 V

400 V

 

 

 

 

Removing DIPS from vinyl tray

11,500 V

4,000 V

2,000 V

 

 

 

 

Removing DIPS from Styrofoam

14,500 V

5,000 V

3,500 V

 

 

 

 

Removing bubble pack from PCB

26,500 V

20,000 V

7,000 V

 

 

 

 

Packing PCBs in foam-lined box

21,000 V

11,000 V

5,000 V

A product can be degraded by as little as 700 V.

Table 4-2 lists the shielding protection provided by antistatic bags and floor mats.

Table 4-2

Static-Shielding Materials

Material

Use

Voltage Protection Level

 

 

 

Antistatic plastic

Bags

1,500 V

 

 

 

Carbon-loaded plastic

Floor mats

7,500 V

 

 

 

Metallized laminate

Floor mats

5,000 V

 

 

 

4–8

Maintenance and Service Guide

Image 51
Contents Maintenance and Service Guide Page Contents Illustrated Parts Catalog Removal and Replacement Procedures Product Description Product Description Features Component Function External ComponentsFront Components Right-Side Components ComponentFunction Left-Side ComponentRear Panel Components Rear Panel Components Keyboard Components Wireless AccessoriesDesign Overview Adjusting the Expansion Base Using the Expansion BaseLowering the Expansion Base Connecting to AC Power Connecting the Expansion Base to AC Power Connecting the Computer Sliding the Computer into the Expansion Base Extracting the Expansion Cable Connecting the Expansion Cable Using the HP Expansion Accessory Adapter Connecting the HP Expansion Accessory Adapter Product Description Synchronizing Wireless Devices Synchronizing the Wireless Receiver and Wireless Mouse Before Replacing Parts TroubleshootingProblems and Solutions Docking Problems and SolutionsProblem Possible Cause Solution Undocking Problems and Solutions Properties External Device Problems and SolutionsPrinters FaxesExternal Device Problems and Solutions External Device Problems and Solutions MultiBay II Problems and Solutions Optical Drive Problems and SolutionsGetting More Information Serial Number Location Illustrated Parts CatalogExpansion Base Major Components HP xb3000 Notebook Expansion Base HP Expansion Accessory AdapterHard drive power cords Spare Parts Expansion Base Major ComponentsWireless mouse Wireless ComponentsSpare Parts Wireless Components Wireless receiver 417335-001 Wireless keyboardHard drive carrier Hard Drive ComponentsSpare Parts Hard Drive Components Hard drive-300-GB,* Serial ATASequential Part Number Listing Spare Parts Sequential Part Number ListingSpare Part Number Description Tools Required Removal and Replacement PreliminariesPlastic Parts Service ConsiderationsPreventing Damage to Removable Drives Preventing Electrostatic Damage Packaging and Transporting Precautions Use the following grounding precautions at workstations Workstation PrecautionsGrounding Equipment and Methods Material Use Voltage Protection Level Typical Electrostatic Voltage LevelsStatic-Shielding Materials Relative Humidity Event 10% 40% 55%Removal and Replacement Procedures Serial Number # of Screws Removed Disassembly Sequence ChartPreparing the Expansion Base for Disassembly Disassembly Sequence ChartHard Drive Components Installing an Optional Hard DriveRemoving the Hard Drive Carrier Removing the Hard Drive Carrier Rear Panel Inserting the Hard Drive into the Hard Drive Carrier Connecting the Hard Drive Carrier Rear Panel Installing the Hard Drive Carrier Connecting the Hard Drive AC Adapter Expansion Base SpecificationsHard Drive 300-GB Screw Listing Color Qty Length Thread Width Black Where used Table A-1 Phillips PM2.5×7.0 ScrewHead Table A-2 Phillips PM2.5×5.0 Screw Color Qty Length Thread Width Silver Where usedTable A-3 Phillips PM3.0×4.0 Screw Connector Pin Assignments Pin SignalTable B-1 Audio-In Microphone Jack Table B-2 Audio-Out Headphone Jack Table B-3 External Monitor Port Table B-4 RJ-45 Network Jack Table B-5 Video-Out Jack Table B-6 Universal Serial Bus Conductor Power Cord Set Power Cord Set RequirementsGeneral Requirements Conductor Power Cord Set Requirements Country-Specific RequirementsCountry/Region Accredited Agency Applicable Note Number Kema Index Index Index-3