Marantz NR1601 - Page 36

36
Input
COMPONENT
B
Check power supply voltage.
FRONT CONNECTOR B'D
V+5V : CP13B-4pin
V-5V : CP13B-1pin
Check on set value of each IC.
HDMI B'D
L2701 : H(3.3V)
L2702 : H(3.3V)
Check power supply voltage.
V+5V : IC811-21pin
V-5V : IC811-16pin
Check output of video amplier.
COMP-Y : IC811-24pin
COMP-CB : IC811-22pin
COMP-CR : IC811-20pin
Check intput of video amplier.
COMP-Y : IC811-5pin
COMP-CB : IC811-12pin
COMP-CR : IC811-13pin
Check surrounding circuitry
soldering of IC811.
Check cable between main
unit and monitor or check
monitor.
Check cable between main unit and
player or check player.
Extend HDMI B'D using a jig.
REGULATOR B'D aw.
HDMI B'D aw.
Check connection of FRONT
CONNECTOR BD and AV BD.
NG
NG
NG
NG NG
OK
OK
OK
OK
OK
b
Unless specied, AV B'D part.
Check FRONT CONNECTOR
B'D aw, and connection of
FRONT CONNECTOR B'D,
AV B'D and HDMI B'D.
Check FRONT CONNECTOR B'D
aw, and connection of FRONT
CONNECTOR B'D or HDMI B'D and
VIDEO B'D.
HDMI B'D aw
OK
OK
Input
CVBS/COMPONENT
C
Check input signal of VIDEO DECODER
HDMI B'D
V : L2718
COMPONENT-Y : L2717
COMPONENT-Cb : L2716
COMPONENT-Cr : L2715
Check signal DET
V_L2704 : H(+3.3V)
COMPONENT_L2703 : H(+3.3V)
Input CVBS : to A
Input COPONENT : to B
NG NG