Compaq Presario 305 Maintenance And Service Manual page 67

Before You Begin
Removal Sequence
Product Description
Solving Minor Problems (continued)
Audio
Display
PC card
USB
Problem
Computer does
not beep when a
PC Card is
inserted.
Network PC
Card does not
work.
Computer beeps
only once when
a PC Card is
inserted.
Storage PC
Card does not
work.
Power Problems (see also
Problem
Computer will not
turn on.
Computer turned off
while it was left
unattended.
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 Probable Cause
Printer will The signal cable may not be
not turn on. connected properly, or the
printer is unplugged.
Printer will Printer is not turned on or is off
not print. line.
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.
Printer Correct printer drivers are not
prints installed.
garbled
Cable is not connected properly. Ensure that the printer signal cable is
information.
Cable is defective.
Problem
Touch Pad or
mouse does not
work.
External mouse
does not work.
Touch Pad or
mouse does not
work even though
the device is
enabled in
Windows.
Cursor skips or
moves abnormally
when using the
Touch Pad.
Battery pack
Hard drive
Power
Modem
Probable Cause
PC Card is not inserted properly.
Speakers are turned off or volume
is turned down.
PC Card drivers are not installed.
PC Card or card driver is not
PCMCIA compliant.
Necessary drivers are not installed
(turned on).
PC Card is not fully inserted or is
upside down.
Network PC Card or card driver is
not PCMCIA compliant.
The computer beeps once to
indicate that a PC Card is
recognized but not properly
configured.
SRAM and flash memory cards
require the memory card driver
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.
Probable Cause
Battery is discharged and
computer is not connected to a
power source.
Battery is discharged and cables to
the external power source are
unplugged.
Computer initiated because of a
critical low-battery condition.
Computer initiated Hibernation
after a user-defined timeout
expired.
Touch Pad/Pointing Device Problems
Cause
Incorrect or no device driver is
installed.
The device driver is not installed in
Windows.
Mouse is not securely connected or
is connected to an incorrect external
connector.
Mouse is not enabled.
Cable not properly seated in Touch
Pad board.
Defective Touch Pad board.
Defective system board.
Device driver is not correctly
installed in Windows.
The Touch Pad needs to be cleaned. Clean the Touch Pad with a
Presario 305 Model
Specifications
Troubleshooting
Pin Assignments
Battery gauge
Hardware
installation
Printer
PC Card Problems
Battery and Battery Gauge
Printer Problems
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 on line.
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.
properly connected to the computer.
Replace the printer cable and retest.
Parts Catalog
Battery Operations
Index
CD/DVD drive
Keyboard
Touchpad/pointing
device
Solution(s)
Ensure the card is inserted in the
correct orientation. Insert the
card gently to prevent damage to
the pins.
Double-click the PC Card icon in
the Control Panel, click the
Global Settings tab, the enable
PC Card sound effects.
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.
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
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.
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.
Problems)
Solution(s)
Charge the battery
pack.
Replace the battery
pack.
Connect the computer to
an external power
source.
Ensure that cables connecting
the computer and external
power source are plugged
properly.
Charge the battery
pack.
Replace the battery
pack.
Connect the computer to
an external power
source.
Turn on the computer.
Solution(s)
Install the device driver and
add to the AUTOEXEC.BAT file
or CONFIG.SYS file.
Install the Touch Pad/mouse
driver in Windows.
Ensure that the mouse is
securely connected to the
appropriate external
connector.
1. Enter MOUSE at the system
prompt to activate the mouse
device driver.
2. Add a line in the
AUTOEXEC.BAT file to
automatically activate the
mouse device driver each time
computer is turned on or
restarted.
Reseat cable.
Replace Touch Pad board.
Replace system board.
Install the appropriate device
driver in Windows.
cloth dampened with alcohol
or an ammonia-based glass
cleaner. Wipe up liquid with a
dry cloth.
Diskette/diskette
drive
Memory
Infrared