D–32
376220-001
Service Reference Guide, dc5100
Red Power LED
flashes six times,
once every second,
followed by a two
second pause and
the computer beeps
six times. Beeps
stop after fifth
iteration but LEDs
continue until
problem is
resolved.
6
Pre-video graphics
error.
For systems with a graphics card:
1. Reseat the graphics card. Power on
the system.
2. Replace the graphics card.
3. Replace the system board.
For systems with integrated graphics,
replace the system board.
Red Power LED
flashes seven times,
once every second,
followed by a two
second pause and
the computer beeps
seven times. Beeps
stop after fifth
iteration but LEDs
continue until
problem is
resolved.
7
System board
failure (ROM
detected failure
prior to video).
Replace the system board.
Red Power LED
flashes eight times,
once every second,
followed by a two
second pause and
the computer beeps
eight times. Beeps
stop after fifth
iteration but LEDs
continue until
problem is
resolved.
8
Invalid ROM
based on bad
checksum.
1. Reflash the ROM using a ROMPaq
diskette. See the “ROM Flash” section
of the
Desktop Management Guide
on the
Documentation
CD
.
2. Replace the system board.
Red Power LED
flashes nine times,
once every second,
followed by a two
second pause and
the computer beeps
nine times. Beeps
stop after fifth
iteration but LEDs
continue until
problem is
resolved.
9
System powers on
but is unable to
boot.
1. Check that the voltage selector,
located on the rear of the power
supply (some models), is set to the
appropriate voltage. Proper voltage
setting depends on your region.
2. Replace the system board.
3. Replace the processor.
Diagnostic Front Panel LEDs and Audible Codes
(Continued)
Activity
Beeps
Possible Cause
Recommended Action