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8. Troubleshooting Flow Chart
LED Display is
NO
green
Replace MCU
I005
END
Is LVDS cable
atttached firmly at the
LCD panel connector
and PWB-0432
NO
Tighten LVDS cable
at LCD panel
Replace inverter
connector and
PWB-0432
END
Replace
PWB-0432
END
No image
appear
LED light up
YES
LED display is
NO
amber
YES
YES
Is it entering power
saving mode
YES
YES
END
Restasr PC signal to
NO
ensure H.V Sync. are not
absent
END
Voltage of
P310(PWB-0433) at pin
NO
3,4 are 5V and pin 7,8
are 12V
YES
Voltage of
P010(PWB-0432) at pin
28,29,30 are 12V
YES
The frequence of X001
and X003 is 24MHz
YES
Replace MCU
I005
15
NO
Replace PWB-0433
END
NO
Replace PWB-0433
END
Replace X001
NO
Replace X003
END
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