Sony DVP-FX921 - Page 32

8-4
DVP-FX921/FX921K/FX930/FX930CC/FX930WM/FX935
START
Power on
Power
green LED
on
Do all
the buttons work
normally?
Does
remote control work
normally?
Check DV33
Does
U6 (MT1389LP)
OK?
Does IR1 work
by testing waveform
normally?
Check remote
control
Check
U1
U6 (MT1389LP)
Replace remote control
Replace IR1
Replace U1
Is DV33 OK? Check power
3. Front Circuit
YES
YES
YES
NO
YES
YES
NO
YES
NO
NONO
NO
NO
NO
YES