HDMI Switcher1 [U2401] is faulty.
Replace with a new device.
Recheck from check item (3.2.).
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 Switcher1 [U2401] is faulty.
Replace with a new device.
When the results of check item (3-11.6.) are "30 or 20 or 10 or 00"
(Detection of HPD is not OK / Detection of RXSENSE is not OK )
Check item(3-11.13.). Checking the HPD and RXSENSE. :
Does the test point near HDMI output terminal [N5010] indicate
(3.3V)?
Does the test point (HPD) near HDMI output terminal [N5010] indi-
cate "Hi(3-5V)"?
N5010
HDMI OUT
[4K ZONE2]
HPD
D2+
D2-
D1+
D1-
D0+
D0-
CK+
CK-
Check the TMDS/HPD. (HDMI ZONE2 OUT)
NOYES
130
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
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