Denon AVR-X2400H Service Manual

When the results of check item (40) are "00"
(Detection of 5V is not OK)
When the results of check item (41) are "00 or 04"
(Detection of DDC is not OK.)
Check item(42). Check the +5V voltage.
Does "+5V" at the following test point indicate 5 V?
N1002 N1001N1004 N1003
N1007 N1006 N1005
+5V +5V
+5V+5V
+5V+5V+5V
HDMI 4
[GAME]
HDMI 4
[GAME]
HDMI 3
[Blu-ray]
HDMI 3
[Blu-ray]
HDMI 2
[DVD]
HDMI 2
[DVD]
HDMI 1
[SAT/CBL]
HDMI 1
[SAT/CBL]
HDMI 5
[MEDIA PLAYER]
HDMI 5
[MEDIA PLAYER]
HDMI 6
[AUX2]
HDMI 6
[AUX2]
HDMI 7
[CD]
HDMI 7
[CD]
Check item(43). Check the DDC line :
Are waveforms of "DDCSCK" and "DDCSDA" observed at the test point near the HDMI input terminal?
N1002 N1001N1004 N1003
N1007 N1006 N1005
DDCSCK
DDCSDA
HDMI 4
[GAME]
HDMI 4
[GAME]
HDMI 3
[Blu-ray]
HDMI 3
[Blu-ray]
HDMI 2
[DVD]
HDMI 2
[DVD]
HDMI 1
[SAT/CBL]
HDMI 1
[SAT/CBL]
HDMI 5
[MEDIA PLAYER]
HDMI 5
[MEDIA PLAYER]
HDMI 6
[AUX2]
HDMI 6
[AUX2]
HDMI 7
[CD]
HDMI 7
[CD]
Check the +5V voltage. (HDMI Rx) Check the DDC line. (HDMI Rx)
HDMI Rx [U1000 or U1003] is faulty.
Replace with a new device.
Recheck from check item (2).
If it does not work, replace the PCB.
HDMI Rx [U1000 or U1003] is faulty.
Replace with a new device.
Check for a short circuit in the 5 V line and the 5
V Switch IC [U1002].
If there is no problem, the HDMI Rx [U1000 or
U1003] or the 5 V Switch IC [U1002] is faulty
Replace with a new device.
Check for a short circuit in the DDC line.
If there is no problem, the HDMI Rx1 [U1000] or
HDMI Rx2 [U1003] is faulty.
Replace with a new device.
Recheck from check item (2).
If it does not work, replace the PCB.
YES NO
YES NO
less than 100KHz
5V
5V
This diagram shows an example of the DDC communica-
tion waveform.
-The high level voltage is 5V.
-The frequency of the DDC CLK is 100 KHz or less.
Check at each test point.
Voltage scale：2.0V/div
Time scale：40us/div
105
Caution in
servicing
Electrical Mechanical Repair Information Updating

Denon AVR-X2400H Specifications

General

Receiver type	Surround
Frequency range	20 - 20000 Hz
Pre-out channels	2 SW
Input sensitivity	200 mV
Pre-out connectivity	Yes
Audio output channels	7.2 channels
Signal-to-Noise Ratio (SNR)	100 dB
Total Harmonic Distortion (THD)	0.08 %
Power output per channel (1KHz@6 Ohm)	150 W
Power output per channel (20-20KHz@8 Ohm)	95 W
Display	VFL
HDCP version	2.2
Apple docking	No
Product color	Black
Audio decoders	DTS-HD Master Audio, DTS:X, Dolby Atmos, Dolby Surround
Volume control	Rotary
Center speaker impedance	16 Ω
Supported video modes	720i, 720p, 960p, 1080i, 1080p, 2160p
Supported graphics resolutions	3840 x 2160
HDMI in	8
Audio (L/R) in	4
Digital audio coaxial in	0
Ethernet LAN (RJ-45) ports	1
Multichannel audio input type	RCA
Component video (YPbPr/YCbCr) in	2
AM band range	522 - 1611 kHz
FM band range	87.5 - 108 MHz
Supported radio bands	AM, FM
Internet radio services supported	Deezer, Napster, Pandora, SIRIUS Internet Radio, Spotify, Tidal, iHeartRadio
Audio formats supported	ALAC, DSD, FLAC, MP3, WAV
AC input voltage	230 V
AC input frequency	50 Hz
Power consumption (standby)	0.1 W
Power consumption (typical)	500 W
Headphone connectivity	3.5 mm
Connectivity technology	Wired & Wireless
Speakers connectivity type	3.5mm
Certification	CE, EAC

Weight and Dimensions

Depth	339 mm
Width	434 mm
Height	167 mm
Weight	9400 g