Solving PC Card Problems, Solving Power Problems

Maintenance & Service Guide

Presario 1800 Series

Models: 1825 and 1800T

Home Page Notice Preface Product Description Troubleshooting Illustrated Parts Catalog Removal & Replacement Procedures Specifications Pin Assignments Battery Pack Operations

Solving PC Card Problems

Some common causes and solutions for PC Card problems are listed in the following table.

Solving PC Card Problems

Problem	Probable Cause	Solution(s)
When turned on, the computer	Card is not inserted properly.	Ensure that the card is inserted in
does not beep when a PC Card is		the correct orientation.
inserted.	PC Card beeps are disabled.	Double-click the PC Card icon in the
		Double-click the PC Card icon in the
		Control Panel, click the Global
		Settings tab, the enable PC Card
		sound effects.

Speaker is turned off or volume is turned down.

Press volume buttons to turn the speaker on, then increase the volume.

PC Card drivers are not installed.

Card or card driver is not supported.

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.

PC Card modem, fax, or network	Card is not fully inserted into the
card does not work.	slot or is not inserted properly.
	Telephone cord is not plugged in
	all the way.
	Necessary drivers are not
	installed (turned on).
PC Card modem or fax card does	You are trying to access the card
not work.	using the wrong COM port.
	The card conflicts with a serial
	device.
	The card is not supported.
Modem network PC Card does not	Network driver is not installed or
work.	is not set up properly.
	Telephone cord is not properly
	connected.
Memory or storage card does	SRAM and flash memory cards
not work.	require the memory card driver
	to be loaded (turned on).
	Flash memory cards require the
	Microsoft FlashFile System to
	be loaded.
	Hard drives on flash
	mass storage cards require the
	PC Card ATA driver to be loaded.
	You are trying to access the hard
	drive card using the wrong drive
	letter.
	The card is not supported.

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Ensure that the card is inserted in the correct orientation.

Check and secure telephone connection.

Install drivers.

See Specifications to verify COM port.

See Specifications to verify address. Use supported cards only.

Install driver.

Verify telephone connection. Install driver.

Double-click My Computer to verify the drive letter assigned to the card.

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

Solving Power Problems

Also see "Solving Battery and Battery Gauge Problems" in this section.

	Solving Power Problems
Problem	Probable Cause
Computer won't turn on and	Computer is not connected to a
battery pack is not inserted.	power source.
	Power cords to the external
	power source are unplugged.

	Power adapter is defective.
Computer turned off while it was	System board is defective.
left unattended and the power icon	System initiated Hibernation due
is off.	to a critical low-battery
	to a critical low-battery
	condition.
	System initiated Hibernation
	after a preset timeout.

Solution(s)

Insert battery or connect an external power source.

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

Replace AC Adapter and restart.

Replace the system board.

Replace the battery pack with a fully charged battery pack or connect the computer to an external power source. Then turn on the computer.

Turn on the computer.

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Solving 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.

Solving Printer Problems

Problem

Printer will not turn on.

Printer will not print.

Printer prints garbled information.

Probable Cause

The signal cable may not be connected properly, or the printer is unplugged.

Printer is not turned on or is offline.

The device drivers for your application are not installed.

Printer that is set up for a network is not connected to the network.

Printer cable is too long, unshielded, or defective.

Paper tray is empty.

Correct printer drivers are not installed.

Cable is not connected properly.

Solution(s)

Ensure that the signal cable is properly connected and that the power cord is connected to the electrical outlet.

Turn the printer on and set it to online.

Refer to the printer documentation to install the correct printer driver.

Connect the printer to the network.

Replace the cable.

Fill the paper tray with paper and set the printer to online.

Refer to the printer documentation to install the correct printer driver.

Ensure that the printer signal cable is properly connected to the computer.

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Solving TouchPad/Pointing Device Problems

Some common causes and solutions for TouchPad/pointing device problems are listed in the following table.

Solving Touch Pad/Pointing Device Problems

ProblemCause

TouchPad or mouse does not work. Incorrect or no device driver is installed.

	The device driver is not installed
	in Windows.
External mouse does not work.	Mouse is not securely connected
	or is connected to an incorrect
	external connector.
TouchPad or mouse does not work	Mouse is not enabled.
even though the device is enabled
in Windows.

	Cable not properly seated in
	TouchPad board.
	Defective TouchPad board.
	Defective system board.
	Device driver is not correctly
	installed in Windows.
Cursor skips or moves abnormally	The TouchPad needs to be
when using the TouchPad.	cleaned.