HP T5125 Troubleshooting Guide - HP Compaq t5000 Series Thin Client, 8th Editi - Page 45

No Video, Part 3

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t5000 Troubleshooting Flow Chart (cont'd) Continued from Page 4-14 No Video, Part 3 Diagnostics and Troubleshooting Turn off power, disconnect power cord, and open the computer. Reseat flash, riser board, and PCI memory, then clear CMOS by removing and replacing the battery. Replace cover and power cord, then restart computer. CAUTION: Power is continuous to the system board and power supply even when the power switch is turned off. To prevent damage to the unit, disconnect the power cord from the power source or the unit before beginning disassembly procedures. Video OK, N computer starts? Y Done F1-CMOS Same symptoms? N CMOS Y checksum checksum error defaults error - loaded defaults loaded Y N Turn off computer and disconnect power. Replace components in system one at a time starting with Flash. Test system after each replacement for video or beeps. Go to next page t5000 Troubleshooting Flow Chart No Video, Part 4 NOTE: Remove auxiliary video card if integrated video. Troubleshooting Guide www.hp.com 4-15

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Troubleshooting Guide
www.hp.com
4-15
Diagnostics and Troubleshooting
t5000 Troubleshooting Flow Chart
(cont’d)
Continued from
Page 4-14
No Video, Part 3
CAUTION:
Power is continuous
to the system board and power
supply even when the power
switch is turned off. To prevent
damage to the unit, disconnect
the power cord from the power
source or the unit before
beginning disassembly procedures.
Turn off power,
disconnect power cord,
and open the computer.
Reseat flash, riser
board, and PCI memory,
then clear CMOS by
removing and replacing
the battery.
Replace cover and
power cord, then
restart computer.
Go to next page
t5000 Troubleshooting
Flow Chart
No Video, Part 4
F1-CMOS
checksum
error -
defaults
loaded
Done
Turn off computer and disconnect power. Replace
components in system one at a time starting with
Flash. Test system after each replacement for video
NOTE:
Remove auxiliary video
card if integrated video.
N
N
Y
Y
N
or beeps.
Y
CMOS
checksum error
defaults
loaded
Same
symptoms?
Video OK,
computer
starts?