Philips DVDR520H - Controls and Displays; Remote Control Operation

3-1
3. Fault Finding Tree
Front panel display?
Y
N
Power cord
plug?
N
Plug the power
cord
Display
Normal?
N
Replace front
display board
Y
Press “EJECT”buttom
to verify if the player
boot up and also tray
come out ?
N
Replace
drive
Y
Open top cover and
use “multimeter” to
verify if the power
module output both
5V&12V
Y
Replace front
display board
Y
Put a movie disc
and press the “play”
to verify if AV output
corret?
Replace M/B
N
Y
N Replace power
module
Y
N
Replace HDD
NPF
Use the “Erase”
function of the “disc
tool “ to verify if the
HDD work normal?
Start condition:
1. Plug the power cord
2. Power on
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