Marantz SR5005 - Page 38

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Input
CVBS
A
Check power supply voltage.
V+5V : N2004-4pin
V-5V : N2004-1pin
Check on set value of each IC.
HDMI B'D
L2701 : Check I
2
C communication
waveforms.
L2702 : Check I
2
C communication
waveforms.
Check output of OSD IC(U1001).
V : 13pin
Check output of selector (U2003).
V : K2003 (Lead of terminal)
V : JV154
Check power supply voltage of
U1001, and check oscillation of
U1001.
(X'TAL / LC oscillation)
Check power supply voltage
of U2003, and surrounding
circuitry soldering of IC.
Check cable between main unit
and monitor or check monitor.
Check power supply voltage of
U2003, and surrounding circuitry
soldering of IC. Check input circuitry
soldering of U1001.
Check input of OSD IC(U1001).
V : 15pin
Check input of selector (U2003)
.
V : JV131
Check power supply voltage of
U1003, and surrounding circuitry
soldering of IC.
Check input of selector (U2003).
V : JV82
Check cable between main unit
and player or check player.
Extend HDMI B'D using a jig.
REGULATOR B'D fl aw.
HDMI B'D fl aw.
NG
NG
NG NG
NG
NG
OK
OK
OK
OK
OK
OK
OK
b
Unless specifi ed, VIDEO B'D part.
s
NG