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5
=> DTV1
Digital tuner signal is not
displayed on the screen.
Is the input selector set to
TV/DTV/SAT?
Yes
Is the symptom cleared if connection
of the RF IN connector is secured or
the RF cable is replaced?
No
Is a PCMCIA card inserted?
No
Are video and audio signals of the
DTV output from the SCART
output connector?
Signals are output.
No
Neither digital satellite nor
terrestrial broadcast can be displayed.
Yes
(Neither digital satellite nor terrestrial
broadcast is displayed.)
The DTV-related menus are
accessed from the Home menu.
Yes
With a digital satellite channel selected,
are the Signal Strength and Quality
levels sufficiently high on the Home
menu?
Yes
With a digital terrestrial channel
selected, are the Signal Strength and
Quality levels sufficiently high on the
Home menu?
Yes
Replace the MAIN BLOCK Assy.
5
6
No
Select the TV/DTV/SAT selector
to DTV input.
Yes
Poor connection of the
connectors or defective cable.
Yes
Pull out a PCMCIA card.
Yes
Failure in the line between the
BCM7404 and ARIA.
No
No
Replace the MAIN BLOCK Assy.
No
Failure in the satellite broadcast
tuner and/or its periphery.
No
Failure in the terrestrial broadcast
tuner and/or its periphery.
6
7
Replace the MAIN BLOCK Assy.
Only digital satellite broadcast
cannot be displayed.
Yes
(Terrestrial broadcast is displayed.)
Is reception possible when the LNB
voltage is changed?
When V is selected, change to Vup.
When H is selected, change to Hup.
No
Is reception possible after the flexible
cables (J204 and J205) between the
MAIN BLOCK and CI_CARD
Assys are replaced?
No
Is reception possible after the
CI_CARD Assy is replaced?
No
The received signals may be poor.
Replace the MAIN BLOCK Assy.
Replace the MAIN BLOCK Assy.
KRP-M01
7
8
No
Replace the MAIN BLOCK Assy.
A drop of the voltage that was
Yes
supplied to the LNB because of a
defective RF cable may be the cause.
Yes
Replace the flexible cables.
Yes
Replace the CI_CARD Assy.
8
A
B
C
D
E
F
45

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