Name: Denon avr-s720w
Brand: Denon
Rating: 5 (1 reviews)

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When the results of check item (45) are "00"

(Detection of HPD is not OK / Detection of RXSENSE is not OK )

Check item(51). Checking the HPD and RXSENSE. :

Does the test point of RXSENSE close to the HDMI output terminal

(JK751) indicate the 3.3 V?

Does the voltage of HPD test point close to the HDMI output terminal

(JK751) indicate Hi (3-5 V)?

HDMI OUT

CK- D0- D1- D2-

CK+ D0+ D1+

D2+

HPD

Checking the RXSENSE/HPD. (Monitor)

The HDMI Rx/Tx (IC721) is faulty.

Replace with a new device.

Recheck from check item (3).

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 Rx/Tx (IC721) is faulty.

Replace with a new device.

NOYES

Caution in

servicing

Electrical Mechanical Repair Information Updating

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