compaq contura 400 family User Manual

light up at all and
Power-On-Self-Test
(POST) does not
complete when the
unit is powered
up. ****
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** When using an external monitor and simultaneously displaying an image
on the internal display, the image on the external monitor may not
fill the screen.
**** Blocks usually appear in an even fraction of the display (1/2, 1/4/,
1/6, 1/8, etc.)
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Problem...

jailbars pattern), a. System board
has a single color b. Display panel
on it, or has garbled c. Inverter board
graphics across the ---------------------------------------------------
entire panel. This Defective display Replace the display cable.
failure is for cable
patterns across the ---------------------------------------------------
entire panel (not Defective inverter Replace the inverter board.
just on one section). board.
---------------------------------------------------
Defective system...

===========================================================================
Diskette drive Diskette is damaged. Run CHKDSK on the diskette.
indicator stays on. At the system prompt, type:
CHKDSK A:
---------------------------------------------------
Software program is Check the program
damaged. diskettes.
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Diskette drive cannot Diskette is Disable the diskettes
write to a diskette. write-protected. write-protect feature or
use a...

on, in Standby, or in make sure computer is off,
Hibernation. unplugged, and the battery
pack is removed.
===========================================================================
Table 5-20. Solving External Device Installation Problems
===========================================================================
Problem Probable Cause Solution(s)
===========================================================================
A new device is not Computer Setup has Run Computer Setup.
recognized as part of...

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Trackball or mouse Mouse device driver Enter MOUSE at the system
does not work even is not activated prompt to activate the
though the device (loaded into memory) mouse device driver.
driver is in the in MS-DOS.
PATH command of the Add a line in the
AUTOEXEC.BAT file. AUTOEXEC.BAT file to
automatically activate
the mouse device
driver each time the
computer is turned
on or restarted....

When turned on, the Card is not inserted Remove and reinsert the
computer does not properly. card in the correct
beep when a PC Card orientation.
is inserted. ---------------------------------------------------
PC Card beeps are From MS-DOS: Run the PCCARD
disabled. utility to re-enable PC
Card beeps. From Windows:
Select Computer Setup from
the Compaq Control Center
and select the PC Card
option to re-enable PC Card
beeps.
---------------------------------------------------
Warning beeps are Press Fn+F5...

determine which COM port
is assigned to the card.
---------------------------------------------------
The card conflicts From MS-DOS: Run PCCARD to
with the system board select a different COM
serial device. port for the PC Card.
From Windows: Select
Computer Setup from the
Compaq Control Center, then
select the PC Card option
and choose a different COM
port for the PC Card.
---------------------------------------------------
The card is not PC Contact Compaq Reseller
Card compliant. Support for a list...

--------------------------------------------------
The card is not From MS-DOS: For memory
formatted. cards, run MEMCARD to
format the card. For
hard drive cards and
flash mass storage
cards, run ATACARD,
then run FORMAT.
From Windows: Select
Computer Setup from the
Compaq Control Center,
then select MEMCARD or
ATACARD from the PC Card
option.
-------------------------------------------------
The card is not Contact Compaq Reseller
supported. Support for a list of PC
Cards tested successfully
in Compaq...

Table 5-26. Solving Software Application Problems
===========================================================================
Problem Probable Cause Solution(s)
===========================================================================
Cannot use an The application has 1. Add or edit the
application. not been added to the application entry in the
PATH statement. AUTOEXEC.BAT file.
2. Run the program with the
full path name.
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o Type of printer connected
o Hardware/software being used
o Printed results of Computer Checkup (TEST) and View System Information
(INSPECT), if possible
o Printed copies of CONFIG.SYS and AUTOEXEC.BAT files, if possible
Chapter 5.5 Shipping Preparation 
To ship the computer, complete the following steps:
1. Back up the critical hard drive files. Ensure that backup
tapes/diskettes are not exposed to electrical or magnetic fields while
stored or in transit.
2. Turn off the computer and external devices....