Proview UK513 - E. TROUBLE SHOOTING HINTS (Continued); Cable and Main Board Voltage Verification; Main Board Input and Supply Checks

UK513 9 / 26
NO
YES
YES
NO
YES
NO
B
Hi / Lo under
push power sw?
Change the
power board
Display ?
Nice Job !
To Step 2
A
Check the
connection o
f
control cable
Display ?
Nice Job !
Change the
main board
Change the
main board
Check the main
board 100-240V
in
p
ut?
Check the main
board
+5.0 V ?
Check
I1,I2
Check
CN1/Pin1,2
NO
NO
YES
C
YES