Philips MBD3000/12, Service Manual

Page: 25 / 51

The ECO power LED isn't bright,
Can not power on
Check the Power Cord
is connected
Check the power pcb wh-
ether has provide voltage
fo S5V(5V)
Not sound
Adjust the volume
No picture output
Try to short STB and 5V
voltage,tested whether has
other provide voltage for
5v\+12v\-12v\+27v
Confirm output cable
connects an and television
whether is normal
Remote control have no function
Confirm Whether has stumb-
ling block countercheck
Remove stumbling
block
Check the connect cable is
OK or NOT
Replace a new Amp board
Check the TV or monitor setup
whether normal
Check the system whether
at “MUTE” state
Check & replace the main
board
Replace a new
Power Board
N
Replace a new
power board
N
Replace a
new one
N
Try to conne-
cts or change
a new cable
N
Y
Y
Y
Y
Y
Don’t Loading
Replace a new machine
Driver
Check whether
disc dirt
Y
Y
Y
N
Y
Y
N
Troubleshooting
9-1
9-1
Replace remote
control battery
Y
Y
Cancel the
setup
Y
N
Confirm inside
the machine
whether have disc
Insert the Disc
N
Re-Insert
power cord
N
Replace a new
Main board
Change new
Disc
Re- establish
a television
N