Compaq 305 specifications Global Settings tab, the enable, Problem Cause Solutions

Page 67

Presario 305 Model

Before You Begin

 

Specifications

 

Parts Catalog

 

 

 

 

 

 

 

 

 

 

Removal Sequence

 

Troubleshooting

 

Battery Operations

 

 

 

 

 

 

 

 

 

Index

Product Description

 

Pin Assignments

 

 

 

 

 

 

Solving Minor Problems (continued)

Audio

Battery pack

Battery gauge

CD/DVD drive

Diskette/diskette

drive

 

 

 

 

Display

Hard drive

Hardware

Keyboard

Memory

installation

 

 

 

 

PC card

Power

Printer

Touchpad/pointing

Infrared

device

 

 

 

 

USB

Modem

 

 

 

PC Card Problems

Problem

Probable Cause

Solution(s)

Computer does

PC Card is not inserted properly.

Ensure the card is inserted in the

not beep when a

 

correct orientation. Insert the

PC Card is

 

card gently to prevent damage to

inserted.

 

the pins.

 

 

Double-click the PC Card icon in

 

 

the Control Panel, click the

 

 

Global Settings tab, the enable

 

 

PC Card sound effects.

Speakers are turned off or volume is turned down.

PC Card drivers are not installed.

PC Card or card driver is not PCMCIA compliant.

Adjust the volume control on the computer.

Double click the Add New Hardware icon in the Control Panel for installation instructions.

If PC Card or drivers are not compatible with Windows, install drivers and use the PC Card in MS- DOS mode.

Contact your Compaq authorized service provider for a list of PC Cards tested successfully in Compaq PC Card platforms.

Network PC

Necessary drivers are not installed

Card does not

(turned on).

work.

 

 

PC Card is not fully inserted or is

 

upside down.

 

Network PC Card or card driver is

 

not PCMCIA compliant.

Refer to the instructions that came with the PC Card or contact the vendor for information on installing the correct drivers.

Ensure the PC Card is inserted correctly.

Contact your Compaq authorized service provider for a list of PC Cards tested successfully in Compaq PC Card platforms

Computer beeps

The computer beeps once to

only once when

indicate that a PC Card is

a PC Card is

recognized but not properly

inserted.

configured.

Before a new PC Card can be use, it may be necessary to perform an initial setup procedure. Follow the PC Card manufacturer's instructions for formatting a hard drive card or installing PC Card- specific drivers for a network card.

Storage PC

SRAM and flash memory cards

Card does not

require the memory card driver

work.

to be loaded (turned on).

 

You are trying to access the hard

 

drive card using the wrong drive

 

letter.

 

The card is not supported.

The PC Card is not formatted.

Memory cards can only be accessed using DOS real mode drivers.

If you are running Windows 98, change the drive letter assignment in Device Manager.

Contact your Compaq authorized service provider for a list of PC Cards tested successfully in Compaq PC Card platforms.

For memory cards, run MCFORMAT in MS-DOS Mode to format the PC Card. For ATA cards, run ATAINIT, then run MCFORMAT in MS-DOS Mode to format the PC Card.

Power Problems (see also Battery and Battery Gauge Problems)

Problem

Probable Cause

Solution(s)

Computer will not

Battery is discharged and

Charge the battery

turn on.

computer is not connected to a

 

pack.

 

power source.

Replace the battery

 

 

 

pack.

Connect the computer to an external power source.

Battery is discharged and cables to the external power source are unplugged.

Ensure that cables connecting the computer and external power source are plugged properly.

Computer turned off

Computer initiated because of a

Charge the battery

while it was left

critical low-battery condition.

 

pack.

unattended.

 

Replace the battery

 

 

 

pack.

 

 

Connect the computer to

 

 

 

an external power

 

 

 

source.

Computer initiated Hibernation

Turn on the computer.

after a user-defined timeout

 

expired.

 

Printer Problems

If you experience problems printing, run a printer self-test (refer to the documentation provided with your printer for instructions). If the self-test fails, it is a printer-specific problem. Also refer to the printing section of your application documentation.

Problem

Printer will not turn on.

Printer will not print.

Printer prints garbled information.

Probable Cause

Solution(s)

The signal cable may not be

Ensure that the signal cable is properly

connected properly, or the

connected and that the power cord is

printer is unplugged.

connected to the electrical outlet.

Printer is not turned on or is off

Turn the printer on and set it to on line.

line.

 

The device drivers for your

Refer to the printer documentation to

application are not installed.

install the correct printer driver.

Printer that is set up for a

Connect the printer to the network.

network is not connected to the

 

network.

 

Printer cable is too long,

Replace the cable.

unshielded, or defective.

 

Paper tray is empty.

Fill the paper tray with paper and set

 

the printer to online.

Correct printer drivers are not

Refer to the printer documentation to

installed.

install the correct printer driver.

Cable is not connected properly. Ensure that the printer signal cable is properly connected to the computer.

Cable is defective.

Replace the printer cable and retest.

 

Touch Pad/Pointing Device Problems

Problem

Cause

Solution(s)

Touch Pad or

Incorrect or no device driver is

Install the device driver and

mouse does not

installed.

add to the AUTOEXEC.BAT file

work.

 

or CONFIG.SYS file.

 

The device driver is not installed in

Install the Touch Pad/mouse

 

Windows.

driver in Windows.

External mouse

Mouse is not securely connected or

does not work.

is connected to an incorrect external

 

connector.

Ensure that the mouse is securely connected to the appropriate external connector.

Touch Pad or

Mouse is not enabled.

1. Enter MOUSE at the system

mouse does not

 

prompt to activate the mouse

work even though

 

device driver.

the device is

 

 

enabled in

 

2. Add a line in the

Windows.

 

AUTOEXEC.BAT file to

 

 

automatically activate the

 

 

mouse device driver each time

 

 

computer is turned on or

 

 

restarted.

 

Cable not properly seated in Touch

Reseat cable.

 

Pad board.

 

 

Defective Touch Pad board.

Replace Touch Pad board.

 

Defective system board.

Replace system board.

 

Device driver is not correctly

Install the appropriate device

 

installed in Windows.

driver in Windows.

Cursor skips or

The Touch Pad needs to be cleaned.

Clean the Touch Pad with a

moves abnormally

 

cloth dampened with alcohol

when using the

 

or an ammonia-based glass

Touch Pad.

 

cleaner. Wipe up liquid with a

 

 

dry cloth.

Image 67
Contents Index Before You BeginMaintenance and Service Guide Preface SymbolsProduct Description Models and Features Models and FeaturesUpper Unit Components Upper Unit ComponentsFront Components Front ComponentsLeft Side Components Left Side ComponentsRight Side Components Right Side ComponentsBottom Unit Bottom of UnitRear Connectors Rear ConnectorsMulti- media Expansion Unit Multi-media Expansion BasePower Management Settings Power Management for WindowsBattery Pack Removing the Battery PackBack to step Multi-media Expansion Unit Removing the Multi-media Expansion unitSerial Number Location Serial Number LocationPreparing for Disassembly Preparing for DisassemblyGenerating Static Removal and Replacement ProceduresRelative Humidity Event 10% 40% 55% Removal Sequence Tool and Software Requirements Plastic Parts Cables and ConnectorsZIF Connectors Display Panel Cable Location Inverter Cable Location Audio Cable Location Touchpad Cable Location Fan Cable Location Light Board Cable Location Speaker Cable Location Battery Cable Location Hard Drive Removing the Hard DriveTo replace the hard drive, reverse the removal procedures Modem Card Removing the Modem CardRemoving the Modem Card RTC Battery Removing the RTC BatteryKeyboard Removing the KeyboardZIF connector Memory Board Removing the Memory BoardSwitch Cover Removing the Switch CoverPosition the computer so the front faces forward Display Panel Removing the Display PanelTo replace display panel, reverse the removal procedures Deck Removing the DeckRemove seven screws T8 from the underside of the unit Insertion Force Connector Back to step Voltage Converter Board Removing the Voltage Converter BoardBack to step Modem Connector Board Removing the Modem Connector BoardPC Card Removing the PC CardPC Card Assembly Removing the PC Card AssemblySystem Board Removing the System BoardBefore You Begin Specifications Back to step Troubleshooting Preliminary Steps Use AC power when running POST, ComputerRunning Post Power-On Self Test PostClearing the Power-on Password View System Information Inspect Compaq DiagnosticsComputer Setup Computer Checkup TestShipping Preparation Contacting Compaq SupportProcedures Diagnostic Error CodesDiagnostic Error Codes USB Troubleshooting Without DiagnosticsProblem Solving Minor ProblemsProbable Cause Display Problems Problem Cause Solutions Global Settings tab, the enableInfrared Problems Battery Pack Operating Time Connector Pin Signal Connector Pin AssignmentsIllustrated Parts Catalog System Components Description Part Number System UnitExternal Cables Description Part Miscellaneous Plastics KitScrew Kit Description Miscellaneous PartsSuffix Month Documentation and SoftwarePhysical and Environmental SpecificationsSystem I/O Address Diskette Drive