Maintenance
& Service Guide
Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
| Home Page | Notice | Preface | Product
Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures | Specifications
Pin Assignments | Battery
Pack Operations
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 does not beep when a PC Card is inserted. |
Card is not inserted
properly.
PC Card beeps are disabled. |
Ensure that the card
is inserted in the correct orientation. Double-click
the PC Card icon in the Control Panel; click the Global Settings tab; then, 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. |
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. |
|
Card or card driver
is not supported. |
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 does not work. |
Card is not fully
inserted into the slot or is not inserted properly. |
Ensure that the card
is inserted in the correct orientation. |
|
Telephone cord is
not plugged in all the way. |
Check and secure
telephone connection. |
|
Necessary drivers
are not installed (turned on). |
Install drivers. |
PC Card modem or fax
card does not work. |
You are trying to
access the card using the wrong COM port. |
See Specifications to verify COM port. |
|
The card conflicts
with a serial device. |
See Specifications to verify address. |
|
The card is not
supported. |
Use supported cards
only. |
Modem network PC
Card does not work. |
Network driver is
not installed or is not set up properly. |
Install driver. |
|
Telephone cord is
not properly connected. |
Verify telephone
connection. |
Memory or storage
card does not work. |
SRAM and flash
memory cards require that the memory card driver be loaded (turned on). Flash memory cards require the that the Microsoft FlashFile System
be loaded.
Hard drives on flash mass storage cards require
that the
PC Card ATA driver be loaded. |
Install driver. |
|
You are trying to
access the hard drive card using the wrong drive letter. |
Double-click My
Computer to verify the drive letter assigned to the card. |
|
The card is not
supported. |
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 |
Solution(s) |
Computer
won't turn on and battery pack is not inserted. |
Computer is not
connected to a power source. Power cords to the
external
power source are unplugged. |
Insert battery or
connect an external power source. Ensure that power
cords connecting the computer and the external power source are plugged in properly. |
|
Power adapter is
defective. |
Replace AC Adapter
and restart. |
Computer turned off while it was left unattended and the power icon
is off. |
System board is
defective. |
Replace the system
board. |
System
initiated Hibernation due to a critical low-battery condition. |
Replace the battery
pack with a fully charged battery pack or connect the computer to an external power
source. Then turn on the computer. |
System
initiated Hibernation after a preset timeout. |
Turn on the
computer. |
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 |
Probable
Cause |
Solution(s) |
Printer will not turn on. |
The
signal cable may not be connected properly, or the printer is unplugged. |
Ensure that the signal cable is properly connected and that the
power cord is connected to the electrical outlet. |
Printer will not print. |
Printer
is not turned on or is off line. |
Turn the
printer on and set it to
on line. |
|
The
device drivers for your application are not installed. |
Refer to
the printer documentation to install the correct printer driver. |
|
Printer
that is set up for a network is not connected to the network. |
Connect
the printer to the network. |
|
Printer
cable is too long, unshielded, or defective. |
Replace
the cable. |
|
Paper
tray is empty. |
Fill the
paper tray with paper and set the printer to online. |
Printer prints garbled information. |
Correct
printer drivers are not installed. |
Refer to
the printer documentation to 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. |
Some common causes and solutions
for Touch Pad/pointing device problems are listed in the following table.
Solving Touch Pad/Pointing Device
Problems |
Problem |
Cause |
Solution(s) |
Touch
Pad or mouse does not work. |
Incorrect
or no device driver is installed. |
Install
the device driver and add to the AUTOEXEC.BAT file or CONFIG.SYS file. |
|
The
device driver is not installed in Windows. |
Install
the Touch Pad/mouse driver in Windows. |
External
mouse does not work. |
Mouse
is not securely connected or is connected to an incorrect external connector. |
Ensure
that the mouse is securely connected to the appropriate external connector. |
Touch
Pad or mouse does not work even though the device is enabled in Windows. |
Mouse
is not enabled. |
Enter
MOUSE at the system prompt to activate the mouse device driver. |
|
|
Add
a line in the AUTOEXEC.BAT file to automatically activate the mouse device driver each
time computer is turned on or restarted. |
|
Cable
not properly seated in Touch Pad board. |
Reseat
cable. |
|
Defective
Touch Pad board. |
Replace
Touch Pad board. |
|
Defective
system board. |
Replace
system board. |
|
Device
driver is not correctly installed in Windows. |
Install
the appropriate device driver in Windows. |
Cursor
skips or moves abnormally when using the Touch Pad. |
The
Touch Pad needs to be cleaned. |
Clean
the Touch Pad with a cloth dampened with alcohol or an ammonia-based glass cleaner. Wipe
up liquid with a dry cloth. |
|