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No switch on LED
No switch on LED
NG
Check of
the connection
of J13
OK
NG
Check the operating
of Q42
OK
Replace LED
No display RGB image
No display TW8806 image
NG
Check the composite
image
OK
NG
Check
VDD5V Circuit line
Q1, CON1
OK
NG
Check
VDD9V Circuit line
U2
OK
NG
Check
RGB output of
Q7,Q8,Q9
OK
Imperfect of U1 (TW8806)
Problem of touch_5V circuit line
Problem of Q42
Problem of U1(TW8806)
Problem of VDD5V Circuit line
Problem of VDD9V Circuit line
Problem of Q7, Q8, Q9
- 11 -
6. NO OPERATING CD/DVD
No loading CD/DVD No eject
No loading CD/DVD No eject
NG
check of U24
DVD(8V)
OK
NG
Check
the disc detective
OK
NG
Check
eject the disc
normally
OK
NG
Check
stopping in the time-out
on the way
OK
Imperfect of DVD mechanism
CD or DVD is loaded, ejected No playing normally
CD or DVD is loaded, ejected
No playing normally
NG
check
the disc normally
OK
NG
Check
the disc detective
OK
NG
Check
eject the disc
normally
OK
NG
Check
stopping in the time-out
on the way
OK
Imperfect of DVD mechanism
Problem of U24
Problem of DVD mechanism
(detective parts)
Escutcheon section
Problem of DVD mechanism
Escutcheon section
Problem of DVD mechanism
(loading part)
Problem of U24
Problem of DVD mechanism
(detective parts)
Escutcheon section
Problem of DVD mechanism
Escutcheon section
Problem of DVD mechanism
(loading part)
VRX575USB
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