XOCECO LC-42FE32, Руководство по обслуживанию

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e) HDMI with no picture
Note: in order to display HDMI picture properly (especially when use the DVD with HDCP information),
first make sure to flash write N16 and N171G(EDID chip of HDMI) accurately.
f) Digital program can’t be received
Check if the mode is correct or
not
Select the mode of identifiable Check if the socket has signal
Yes No
Yes
No
Check the signal source
Check if N22 has
signal output
Yes
No
Check N22 and its
peripheral circuit
If R196 has output
Check if power supply of
T702 and N717 is normal
Check if R821 has TS signal
Check the corresponding
power supply circuit
Yes No
Yes No
Check if the connection
of X711, X741 is normal
Check if C936 and C937
output 44MHZ signal
Yes No
If it receives NTSC
signal normally
ATSC signal intensity is lower
than the reception intensity
Normal Abnormal
Check N3 and its
peripheral circuit Change the socket
Check N717
peripheral circuit.
Yes No
Replace T202
Yes
No
Refer to (3) checking
procedure
Check N23 and its
periphery