Samsung MAX-673V Service Manual page 8

6+1 cd changer video cd mini mini component
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3-2-2 No Field Signal and OSD
Samsung Electronics
There is no field signal and OSD
O
Does the VSYNC waveform
of CI1 pin95 input to EI1
pin 7 ?
O
Check the clock of CI1 pin99
input to VEI1 pin40,
41,42 ?
O
Check R.G.B waveform input
of VEI1 pin 5,7,9 ?
O
Check R.G.B waveform input
of EI1 pin12,13,14 ?
O
Check clock input of
EI1 pin8 ?
O
Check EI1 pin19 input to
NT : "L", PAL : "H"?
O
A
Check connection condition
X
of CI1, EI1 & short
X
Check CI2 and short.
X
Check R.G.B data input of
CI1,VEI1 and short.
X
Check SI1 and short.
X
Check OI2,OI3 and
connection condition
X
Check MI1 pin39 and EQ1.
Troubleshooting
3-5

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