Denon AVR-X2500H Service Manual

When the results of check item (55) are "No video signal is output from both Monitor 1 and Monitor 2".
Checking operation between the HDMI (Rx) device and the HDMI device (Tx).
Checking operation between the HDMI (Tx) device and TV.
HDMI OUT1
HDMI1 in
HDMI4 in
Video Conversion OFF
NO
NO
Check item(56). 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 HDMI4 IN to HDMI OUT1
"71" : Go to Yes.
"74" : Go to No.
Checking the TMDS status register (HDMI Rx -> HDMI Tx)
Example
The rst operation : Checking
between Monitor 1 and the TV.
Go to check item (58)
Next operation : Checking be-
tween Monitor 2 and the TV.
Go to check item (65)
Check item(57). Checking the TMDS input. :
TMDS waveform at the following points.
Between HDMI Rx1 and HDMI Tx
80/81/83/84/86/87/89/90 pin
Between HDMI Rx2 and HDMI Tx
93/94/96/97/99/100/102/103 pin
U1039
HDMI Tx [U1039] is faulty.
Replace with a new device.
YES
Check item(58). 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 (62)
Go to check item (59)
Go to check item (63)
Go to check item (64)
Recheck from check item (3).
If it does not work, replace the PCB.
If it is No between HDMI Rx1 and HDMI Tx.
HDMI Rx1 [U1000] is faulty.
Replace with a new device.
If it is No between HDMI Rx2 and HDMI Tx.
HDMI Rx2 [U1003] is faulty.
Replace with a new device.
YES
NO
TMDS Signal
3.3V
TMDS
Example of waveform in check ① Example of waveform in check ②
Voltage scale：1.0V/div Voltage scale：1.0V/div
Time scale：20ms/div Time scale：1s/div
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
116

Denon AVR-X2500H Specifications

General

HDMI in	8
Composite video in	2
Ethernet LAN (RJ-45) ports	1
AirPlay	No
Display	-
Sample rate	196 kHz
HDCP version	2.2
Product color	Black
Audio decoders	DSD, DTS-HD, DTS:X, Dolby Atmos, Dolby Surround, Dolby TrueHD
Volume control	Rotary
RS-232 interface	Yes
Connectivity technology	Wired & Wireless
Receiver type	Surround
Frequency range	20 - 20000 Hz
Output impedance	8 Ω
Input sensitivity	200 mV
Audio output channels	7.1 channels
Signal-to-Noise Ratio (SNR)	100 dB
Total Harmonic Distortion (THD)	0.08 %
Power output per channel (1KHz@6 Ohm)	185 W
Power output per channel (20-20KHz@8 Ohm)	95 W
AC input voltage	230 V
AC input frequency	50 Hz
Power consumption (standby)	0.5 W
Power consumption (typical)	500 W
Audio formats supported	AAC, ALAC, DSD, FLAC, MP3, WAV, WMA
AM band range	520 - 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, TuneIn, iHeartRadio
Supported graphics resolutions	3840 x 2160

Weight and Dimensions

Depth	340.3 mm
Width	434.3 mm
Height	167.6 mm
Weight	9389 g