Marantz NR1601 Service Manual page 38

Check TV
(10) Is the TV HDCP-compatible?
(11) Is the TV compatible with resolutions of 1080P?
(12) Is the TV's input set to HDMI?
(13) Are the picture and sound output when a different TV is used?
Check set (NR1601)
(14) Is the set's input set to HDMI?
YES
The set does not recognize the TV.
(15) Is 5V supplied to C9096?
Is the "H"(3V-5V) signal outputted of U1501 (30pin)?
Is communication waveform confirmed in D1504(DDC_CLK),
D1503(DDC_DATA)?
Is 1pin/3pin/4pin/6pin/7pin/9pin/10pin/12pin of HDMI connector
(K1501) terminated by 3.3V and is the signal output?
With the TV connected, Check voltage of the IC on the side on
which the TV is connected.
YES
(16)
When using a marantz
BD/DVD player, is the FL
display's "HDMI" indicator lit?
If using a non-marantz BD/
DVD player, proceed to
"NO".
YES
The HDMI input circuitry is defective.
(U1001 and surrounding circuitry)
YES
YES
YES
YES
YES
The BD/DVD player does not recognize the
connection with the set.
(17)
Is the "H"(3V-5V) signal outputted of HDMI
connector (K1001/K1002/K1003/K1004 : 19pin)?
NO
Is communication waveform confirmed in
HDMI connector (K1001/K1002/K1003/
K1004)15pin(DDC_CLK)/16pin(DDC_DATA)?
Is 1pin/3pin/4pin/6pin/7pin/9pin/10pin/12pin of
HDMI connector (K1501) terminated by 3.3V and
is the signal output?
With the BD/DVD player connected, Check
voltage of the HDMI connector for the input
on the side on which the BD/DVD player is
connected.
YES
NO
Use an HDCP-compatible TV. PC TVs
cannot be used.
If the TV is not compatible with resolutions
NO
of 1080P, no picture will be output, even
if the BD/DVD player's resolution is set to
1080P.
NO
Check TV's input setting, referring to the
TV's operating instructions.
NO
The TV is defective.
NO
Check set's input setting, referring to the
set's operating instructions.
NO
To item (26).
NO
38
The pattern and circuit
from the HDMI connector
(K1001/K1002/K1003/
K1004) to the U1001 is
defective.