Denon AVR-1911, Руководство по обслуживанию

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34
Input
CVBS
A
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
L2706 : H(5V)
L2707 : L(0V)
L2708 : L(0V)
L2709 : H(5V)
L2710 : H(5V)
L2711 : H(5V)
Check power supply voltage.
V+5V : IC811-21pin
V-5V : IC811-16pin
Check output of video amplifier.
V : IC808-7pin
Check output of video amplifier.
V : IC805-1pin
Check output of video amplifier.
V : IC807-1pin
Check power supply voltage of
IC806 and IC808, and surrounding
circuitry soldering.
Check power supply voltage of
IC810 and IC805, and check
oscillation of IC810.
(X'TAL / LC oscillation)
Check power supply voltage of
IC807 and IC804, and surrounding
circuitry soldering.
Check cable between main
unit and monitor or check
monitor.
Check power supply voltage of
IC809, and surrounding circuitry
soldering.
Check input of selector(IC806).
V : 13pin
Check input of OSD IC(IC810) .
V : 15pin
Check input of selector(IC804).
V : 11pin
Check input circuitry soldering of
OSD IC(IC810).
Check input of selector(IC809).
V : 14pin
Check cable between main unit
and player or check player.
Extend HDMI B'D using a jig.
REGULATOR B'D flaw.
HDMI B'D flaw.
Check connection of FRONT
CONNECTOR BD and AV BD.
NG
NG
NG
NG NG
NG
NG
NG
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
b
Unless specified, AV B'D part.
NG