Sanyo LCD-42XR7H, Руководство по обслуживанию

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45
f) D-Sub no picture
g) HDMI no picture
If it is normal when
input YPbPr signal
Check follow
program (e) If RA20, RA21 input
sync signal
NA03 and its periphery
has problem
If NB14 1#, 4# input
sync signal
NB14 and its
periphery has problem The path between VGA
and NB14 has problem
Check if HDCP KEY
flash written.
Write HDCP KEY If NB13 pin 28, 30, 33, 35, 38, 40, 43,
45output signal
NS02 or the circuit around
HDMI input has problem NB14 or its periphery
has problem
If one channel HDMI no
picture The path from NB14 or HDMI
socket to NB14 has problem
Yes
No
Yes No
Yes No
Yes No
Yes No
No
Yes