Samsung LE32A Series, Training Manual

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C) Digital Part
It is difficult to check digital video signal because of too fast and small signal
Check digital video signal, Use H-sync, V-sync and Clock for basic
Each digital video ICs connected with data line, H-sync, V-sync and Clock line
Check H-sync period, V-sync period, Clock period
If period is out of spec, Change the IC
H-Sync
1
Period(15.63kHz)
V-Sync
1 Period(50Hz)
Clock
1 Period(13.5MHz)
V . Trouble Shooting
This example is Normal PAL TV signal Sync and Clock