Denon AVR-X3300W Service Manual page 85

3. Starting detecting the point of failure
3-1 Check the "HDMI/DVI" item in troubleshooting.
Check item(1).
Check that the version of the AVR can be read
correctly.
Is the GUI version readable correctly?
YES
Check item(2).
Are all versions readable correctly without dis-
playing IP SCALER ERR 01 or IP SCALER ERR 02?
YES
Check item(2). : Does a video signal come from HDMI OUT1 to
TV correctly?
ZONE2 OUT
HDMI IN 5-7
When the HDMI IN connectors (HDMI 5, 6, 7) are connected in
order to the player, are the audio and video from the player
played back on the TV correctly in each case?
YES
Check item(4). : Does a video signal come from HDMI OUT1 to
TV correctly?
ZONE2 OUT
HDMI IN 1-4
When the HDMI IN connectors (HDMI 1, 2, 3, 4) are connected
in order to the player, are the audio and video from the player
played back on the TV correctly in each case?
YES
NO
Is the GUI version readable correctly?
Go to check item (60)
GUI IC (ADV8003) failure detection procedure
NO
Check soldering of IP SCALER (U1026), DDR2
(U1028/U1029) and its peripheral circuits.
Check soldering of the resistors
(R1688/1689/1692/1695 to 1700/1703 to
between IP SCALER and DDR2.
If there is no problem with soldering, U1026,
U1028 or U1029 is defective. Replace their IC. Or
replace the substrate.
NO
Go to check item (7)
(Switcher1 failure detection proce-
dure)
NO
Go to check item (26)
(Switcher2 failure detection proce-
dure)
Check item(5). : Does a video signal come from HDMI OUT to
TV correctly?
HDMI IN 1/5
Turn Video Conversion "OFF" on the setup menu.
(SETUP MENU-> Video-> Output Settings-> Video Conversion
1711) = Off)
When the HDMI IN connectors (HDMI 1, 5) are connected in
order to the player, is the video from the player played back
on the TV correctly in each case?
YES
When the HDMI IN connector (HDMI 8) is con-
nected to the player, is audio played back?
YES
Check item(6). : Does a video signal come from HDMI OUT to
TV correctly?
HDMI IN 1
Turn Video Conversion "ON" on the setup menu.
(SETUP MENU-> Video-> Output Settings-> Video Conversion
= On)
When the HDMI IN connector (HDMI 1) is connected to the
player, the video from the player will be played back on the
TV?
YES
There are no problems with the HDMI device.
85
NO
HDMI OUT
Go to check item (38)
(Tx failure detection procedure)
NO
Is the "DIG" indicator illuminated on the FLD?
When the "DIG" indicator is illuminated, the DIGI-
TAL AUDIO block is faulty.
If the "DIG" indicator is not illuminated, go to
check item (51).
(Front HDMI Buffer (AD8195) failure detection
procedure)
NO
HDMI OUT
Go to check item (69)
(GUI and PLD failure detection proce-
dure)