Samsung MA267 Series Service Manual page 15

Check video pre-amp and video
processing circuit
Check video output
OK
Check G1 and G2 (630V DC)
voltage
( Failure of CRT, CRT Socket)
Check pi n 8 of I C03
(
Failure of C511, V-DY
)
Check vert, synchronization
Check signal input
of vertical sync.
( Failure of IC03, C504, C506 )
(
~
(
~
(
~
(
14
Failure of 0103,0104
IC03
Does VDC appear
between collector of 0801
and GND?
Failure of D604, 0801
Failure of D603, D605
Failure of IC03
Signal cable loose or bad
)
)
)
)