FIR-ULV600-DVR Main Board
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Please note that the following troubleshooting guide is designed for people with strong
computer hardware knowledge such as System Administrators and Engineers.
Power is on, but there is no Panel Display
A)
Check that the mainboard Power LED is on when the power adapter power switch is in
the on position.
Ensure that the correct AC voltage is selected (the voltage switch is located beside the
power switch).
B)
Check that the Power are running when system power is on.
B-1)
Check whether the ATX power switch cable is properly connected to mainboard
CN2 (Please refer to page7 in the FIR-ULV600-DVR User’s guide).
C)
Please ensure that the IDE cable is properly connected to the HDD and the red stripe on
the ribbon cable should align with IDE1 on the IDE connector of HDD.
D)
Reset CMOS DATA by shorting mainboard JP1 PIN2 and PIN3 for a few seconds
(Please refer to page49 in the FIR-ULV600-DVR User’s guide).
E)
Check if the system is beeping.
E-1)
A single long repeated beep indicates that a DRAM error has occurred. Make
sure DRAM is properly installed or replace DRAM.
E-2)
One short beep after power on, means system is ok, but LCD panel or VGA
interface could be defective.
E-2-1)
INIT display should be set for AGP in the COMS setup.
E-2-2)
LVDS board connection to mainboard LVDS1 could be defective.
E-2-3)
The connection between the LVDS board and the LCD panel is not
completely.
E-2-4)
The LCD cable could be defective.
E-2-5)
The Inverter cannot produce backlight.
E-2-6)
The LCD panel could be defective.
To check where the problem could be:
Please connect a VGA monitor to the VGA port. If the VGA monitor is display normally, one of
the problems above is occurring, otherwise it could be the mainboard is not functioning
properly.
