HDMI Tx (
IC431
) is faulty.
Replace with a new device.
HDMI Tx (
IC431
) is faulty.
Replace with a new device.
Recheck from
check item (5).
If it does not work, replace the PCB.
Recheck from
check item (5).
If it does not work, replace the PCB.
Check for a short circuit in the TMDS line.
If there is no problem, the HDMI Tx (
IC431
) is faulty.
Replace with a new device.
Check for a short circuit in the HPD line.
If there is no problem, the HDMI Tx (
IC431
) is faulty.
Replace with a new device.
When the results of check item (43) are "
10
"
(Detection of HPD is OK / Detection of RXSENSE is not OK )
When the results of check item (43) are "
20
"
(Detection of HPD is not OK / Detection of RXSENSE is OK )
Check item(48).
Checking the RXSENSE. :
Does the test point near HDMI output terminal (
JK431
) indicate
(
3.3V
)?
JK431
D2+ D2- D1+ D1- D0+ D0- CK+ CK-
Check item(49).
Checking the HPD. :
Does the test point (
HPD
) near HDMI output terminal (
JK431
) indi-
cate "
Hi(3-5V)
"?
JK431
HPD
Check the TMDS. (HDMI OUT)
Check the HPD. (HDMI OUT)
NO
NO
YES
YES
120
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating
