MAINTENANCE & SERVICE GUIDE
PROSIGNIA NOTEBOOK 190
INDEX PAGE PRODUCT DESCRIPTION LEGAL NOTICE HOW TO USE THIS GUIDE
REMOVAL & REPLACEMENT ILLUSTRATED PARTS CATALOG TROUBLESHOOTING SPECIFICATIONS
Troubleshooting

Clearing the Power-on Password (CMOS)

>Preliminaries
>Clearing
Password
>POST
>Compaq
Utilities
>Troubleshooting
without
Diagnostics
>Contacting
Compaq
Clearing the
power-on
password
requires
removing all
Setup
attributes that
are
programmed in
the CMOS.
If the
password is
not known,
clear it by
performing the
following
steps:
1Prepare the
computer
for
disassembly.
2Remove the
keyboard.
3Remove the
LED cover.
4Disconnect
the RTC
battery
cable from
the system
board .
5Remove the
battery from
the
computer
.