Samsung SDC-313ANA, Service Manual

Page: 42 / 82

5-2 Line Lock do not operate
Line Lock do not operate
Refer to Waveform-3
Note
S D C - 4 1 5 / 3 1 3 s e r i e s a d o p t t h e d i g i t a l L i n e L o c k b a s e d o n W Ⅲ D S P C H I P .
P L L c i r c u i t f o r L i n e L o c k c o n t r o l i s n o t e x i s t .
T h e r e f o r e , y o u w i l l d o c h e c k T r i g g e r s i g n a l a n d O S C 2 c l o c k s i g n a l .
Check the trigger signal on CN1 #4
Enter the SPECIAL MENU in OSD
Do you select "LL" in sync mode?
Check the clock of the XOUT TP
Line Lock check END
YES
Check the frequency
NTSC : 60Hz, PAL : 50Hz
Choose "LL" mode
Check the OSC2 and R150
NO
YES
YES
YES
NO
NO
Note
H a v e y o u c o n n e c t e d y o u r c a m e r a t o
D C p o w e r s o u r c e ?
U s e t h e A C p o w e r s o u r c e .
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