Denon AVR-X4300H Service Manual

When the results of check item (39) are "the communication results are OK"
Checking operation between the HDMI (SW) device and the HDMI device (Tx).
Checking operation between the HDMI (Tx) device and TV.
HDMI OUT1
HDMI1 in
HDMI5 in
Video Conversion OFF
NO
NO
Check item(43). Check the TMDS CLK detection status of the
register.
Send the following command from Termite.exe.
Send the command "i 0006 00FF 0001".
When checking the signal path from HDMI1 to HDMI OUT1
"72" : Go to Yes.
"74" : Go to No.
When checking the signal path from HDMI5 IN to HDMI OUT1
"71" : Go to Yes.
"74" : Go to No.
Checking the TMDS status register (Switcher1/2 -> HDMI Tx)
Example
The rst operation : Checking
between Monitor 1 and the TV.
Go to check item (45)
Next operation：Checking be-
tween Monitor 2 and the TV.
Go to check item (52)
Check item (44). Checking the TMDS input. :
TMDS waveform at the following points.
HDMI IN1
124/125/127/128/130/131/133/134 pin
HDMI IN5
137/138/140/141/143/144/146/147 pin
IC431
HDMI Tx (IC431) is faulty.
Replace with a new device.
TMDS Signal
3.3V
Example of waveform in check ①
TMDS
Example of waveform in check ②
YES
Check item(45). Check the HPD and RXSENSE register value of
the HDMI TX device. :
Send the following command from Termite.exe.
Send the command "i 0000 0040 0001".
Move to the branch destination according to the value returned.
Checking between Monitor1 and the TV.
Connect Monitor1 to the TV and check the following items with the TV turned on.
Checking the HPD/RXSENSE status register. (HDMI TX -> Monitor)
Example
"10"
(Detection of HPD is OK / Detection of RXSENSE is not OK )
"30"
(Detection of HPD is OK / Detection of RXSENSE is OK )
"20"
(Detection of HPD is not OK / Detection of RXSENSE is OK )
"00"
(Detection of HPD is not OK / Detection of RXSENSE is not OK )
Go to check item (49)
Go to check item (46)
Go to check item (50)
Go to check item (51)
Recheck from check item (5).
If it does not work, replace the PCB.
Case of HDMI IN1
HDMI Switcher2 (IC381) is faulty.
Replace with a new device.
Case of HDMI IN5
HDMI Switcher1 (IC391) is faulty.
Replace with a new device.
YES
NO
112
Caution in
servicing
Electrical Mechanical Repair Information Updating

Denon AVR-X4300H Specifications

General

Display	-
Product color	Black
Audio decoders	DTS Neo:X, DTS-HD Master Audio, Dolby Pro Logic IIz, Dolby Surround, Dolby TrueHD
Audio amplifier	Yes
Connector contacts plating	Gold
Apple docking compatibility	Not supported
Receiver type	Surround
Audio output channels	11.2 channels
Power output per channel (1KHz@6 Ohm)	235 W
Power output per channel (20-20KHz@8 Ohm)	125 W
Audio formats supported	AAC, ALAC, DSD, FLAC, MP3, WAV, WMA
AM band range	520 - 1710 kHz
FM band range	87.5 - 107.9 MHz
Supported radio bands	AM, FM
Internet radio services supported	Napster, Pandora, SIRIUS Internet Radio, Spotify, TuneIn
HDMI in	8
Remote (IR) input	1
Composite video in	4
Digital audio coaxial in	2
Headphone connectivity	3.5 mm
Number of HDMI outputs	3
Multichannel audio output type	RCA
Supported video modes	1080p, 2160p
Connectivity technology	Wired & Wireless
Speakers connectivity type	3.5mm
Power consumption (standby)	0.1 W
Power consumption (typical)	710 W
Card reader integrated	No

Weight and Dimensions

Depth	339 mm
Width	434 mm
Height	236 mm
Weight	13500 g