Denon AVR-E400 Service Manual page 86

C
Input
COMPONENT
q
Check on set value of each IC.
Is they the following voltage
values?
HDMI B'D
N3404-3pin : L(0V)
N3404-6pin : H(5V)
YES
w
Extend HDMI B'D using a jig.
e
Is the power supply voltage
correctly output?
V+5V : C5003 : + side
V-5V : C5002 : - side
YES
r
Is the signal output from the
video amplifier?
COMP-Y : J5033
COMP-CB : CN5000 10pin
COMP-CR : J5035
YES
Check FRONT CONNECTOR
B'D flaw, and connection of
FRONT CONNECTOR B'D or
HDMI B'D and VIDEO B'D.
NO
HDMI B'D flaw.
NO
Check connection of FRONT
CONNECTOR BD and VIDEO BD.
Is the signal input to video amplifier?
NO
COMP-Y : C5017 : + side
COMP-CB : C5018 : + side
COMP-CR : C5021 : + side
YES
Check power supply voltage of
IC5003, and surrounding circuitry
soldering.
86
NO
Check cable between main unit and
player or check player.
b Unless specified, VIDEO B'D part.