Denon AVR-X8500H Service Manual

HDMI Tx [U3401] is faulty.
Replace with a new device.
HDMI Tx [U3401] is faulty.
Replace with a new device.
Recheck from check item (4).
If it does not work, replace the PCB.
Recheck from check item (4).
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 [U3401] is faulty.
Replace with a new device.
Check for a short circuit in the HPD line.
If there is no problem, the HDMI Tx [U3401] is faulty.
Replace with a new device.
When the results of check item (66) are "10"
(Detection of HPD is OK / Detection of RXSENSE is not OK )
When the results of check item (66) are "20"
(Detection of HPD is not OK / Detection of RXSENSE is OK )
Check item(70). Checking the RXSENSE :
Does the test point near HDMI output terminal [N3402] indicate
(3.3V)?
N3402
HDMI OUT
[MONITOR1]
D2+ D2- D1+ D1- D0+ D0- CK+ CK-
Check item(71). Checking the HPD :
Does the test point (HPD) near HDMI output terminal [N3402] indi-
cate "Hi(3-5V)"?
N3402
HDMI OUT
[MONITOR1]
L3806: HPD
Check the TMDS. (HDMI OUT1) Check the HPD. (HDMI OUT1)
NO NOYES YES
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
125

Denon AVR-X8500H Specifications

General

Channels	13.2
Power Output	150W per channel (8 ohms, 20Hz-20kHz, 0.05% THD)
Frequency Response	10Hz-100kHz (+1, -3dB)
HDMI Inputs	8 (1 front)
HDMI Outputs	3
Dolby Atmos	Yes
DTS:X	Yes
IMAX Enhanced	Yes
HEOS Multi-room	Yes
Wi-Fi	Yes
Bluetooth	Yes
Voice Control	Amazon Alexa, Google Assistant, Apple Siri
Impedance	4-16 ohms
HDR Compatibility	HDR10, Dolby Vision, HLG
Audio Return Channel (ARC)	Yes
Digital Audio Inputs	2 Optical, 2 Coaxial
Analog Audio Inputs	6
Phono Input	Yes
Speaker Connectors	Binding Posts
Supported Audio Formats	MP3, WMA, AAC, FLAC, ALAC, WAV, DSD
Surround Sound Support	Dolby Atmos, DTS:X, Auro-3D
Tuner	AM/FM
Input Sensitivity/Impedance	200 mV / 47 kohms
HDCP Support	2.2
Other Connections	USB, Ethernet, RS-232C
Wireless Connectivity	Wi-Fi, Bluetooth
Signal-to-Noise Ratio	102 dB
DAC	AKM AK4490EQ (32-bit/192kHz)
Total Harmonic Distortion	0.05% (20Hz - 20kHz, 150W)