Denon AVR-X6400H Service Manual

3-15. Switcher2 failure detection procedure
b
In order to check, connect the player to the HDMI terminal and congure the player as AVR source.
Next, turn on the power for the player and TV and start playback on the player.
ZONE2 OUT
HDMI IN 1-4
Checking the +5V/DDC status register (HDMI Switcher2)
Check item(61). Checking the 5V status register :
Send the following command from Termite.exe.
Send the command "i 0056 00FF 0001".
Case of IN1
Is the return value "88 or 80" ?
(IN2 : "44 or 40", IN3 : "22 or 20", IN4 : "11 or 10")
Example
i 0056 00FF 0001
88
"00 or 04"
(Detection of DDC is not OK.)
"22 or 11"
(Detection of DDC is OK)
Go to check item (64)
Go to check item (63)
Go to check item (65)
Check item(62). Checking the DDC status register :
Send the following command from Termite.exe.
Case of IN1
Send the command "i 0053 00B4 0001".
Case of IN2
Send the command "i 0053 0084 0001".
Case of IN3
Send the command "i 0053 0054 0001".
Case of IN4
Send the command "i 0053 0024 0001".
Move to the branch destination according to the value returned.
Example
i 0053 00B4 0001
22
YES
NO
123
Caution in
servicing
Electrical Mechanical Repair Information Updating

Denon AVR-X6400H Specifications

General

Receiver type	Surround
Frequency range	10 - 100000 Hz
Pre-out channels	11.2
Input sensitivity	200 mV
Pre-out connectivity	Yes
Audio output channels	11.2 channels
Signal-to-Noise Ratio (SNR)	100 dB
Power output per channel (1KHz@6 Ohm)	205 W
Power output per channel (20-20KHz@8 Ohm)	140 W
Display	-
HDCP version	2.2
Apple docking	No
Product color	Silver
Audio decoders	DTS:X, Dolby Atmos
Audio formats supported	ALAC, DSD, FLAC, WAV
RS-232 ports	1
Connectivity technology	Wireless
AM band range	522 - 1611 kHz
FM band range	87.5 - 108 MHz
Supported radio bands	AM, FM
Internet radio services supported	Deezer, Napster, Spotify, Tidal, TuneIn
HDMI in	8
Composite video in	4
Component video (YPbPr/YCbCr) in	2
AC input voltage	230 V
AC input frequency	50 Hz
Power consumption (standby)	0.5 W
Power consumption (typical)	750 W
Number of HDMI outputs	3

Weight and Dimensions

Depth	393 mm
Width	434 mm
Height	167 mm
Weight	14500 g