Troubleshooting Flow Chart
No
No
YES
No
No
YES
YES
YES
YES
YES
No
No
YES
No
No image appear
LED light up
Voltage
of P006
pin 1 is
5V
Replace
PWB-0319
Voltage
of C305
is 5V
Replace
PWB-0265
Is the
frequency
of R005
20 MHz
Replace
X001
Replace
MCU
I003
LED display
is amber
Is it entering
power Saving
Restart PC
signal to ensure
H.V Sync. are
not absent
End
LED
display
is
Green
Replace
MCU
I003
Replace
INVERTER
Replace
PWB-0265
