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When the results of check item (35) are "00"
(Detection of HPD is not OK / Detection of RXSENSE is not OK )
Check the RXSENSE/HPD. (Monitor1)
Check item(41).
Checking the HPD and RXSENSE. :
Does the test point of RXSENSE close to the HDMI output terminal
(N1031) indicate the 3.3 V?
Does the test point of HPD close to the HDMI output terminal
(N1031) indicate the Hi(3-5V) V?
YES
NO
Check for a short circuit in the TMDS/ HPD line.
If there is no problem, the HDMI Tx (U1039) is faulty.
Replace with a new device.
HDMI Tx (U1039) is faulty.
Replace with a new device.
Recheck from
check item (4).
If it does not work, replace the PCB.
99
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