When the results of check item (42) are "
00
"
(Detection of HPD is not OK / Detection of RXSENSE is not OK )
Check item(48).
Checking the HPD and RXSENSE. :
Does the test point of RXSENSE close to the HDMI output terminal
(
N1030
) indicate the 3.3 V?
Does the voltage of HPD test point close to the HDMI output terminal
(
N1030
) indicate Hi (3-5 V)?
Checking the HPD/RXSENSE status register. (Monitor2)
HDMI Tx (
U1039
) is faulty.
Replace with a new device.
Recheck from
check item (4).
If it does not work, replace the PCB.
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.
NO
YES
104
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating
