Panasonic DMR-EH54DEG Service Manual page 18

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DMR-EH54DEG
Mode name
I/P Switch
DVB signals out
Audio Mute (XTMUTE)
Audio Mute (XDMUTE)
Audio Pattern Output
HDD READ inspection
Laser Used Time
Indiction
Delete the Laser Used
Time
Item
Description
Switch Interlace and Progressive in EE
mode.
*Initial setting is "Interlace".
*This command is effective during executing
"White Picture Output", "Magenta Picture
Output" and "RTSC Return in XP (A & V)"
modes.
Colourbar picture is output with YC output
from IRD decoder.
Check whether mute is applied normally by
the timer microprocessor.
Check whether mute is applied normally by
the Digital P.C.B..
The audio pattern stored in the internal
memory is output
(Lch: 1kHz/-18dB)
(Rch: 400Hz/-18dB)
*Audio sound clock switching operation
of DAC can be confirmed by sub command
[2] [4].
Perform a complete read inspection of the
HDD.
Check laser used time (hours) of drive.
Laser used time stored in the memory of the
unit is deleted.
FL display
Initial mode is Interlace
Switch Interlace/Progressive
Initial mode (Audio 48kHz)
Audio 44.1kHz/48kHz switching
When the HDD is OK
If the HDD is defective
: Judge of Forward rate.
* When normal (Forward rate is 35
Mbps or more and there is no HDD
error):
is Space.
* When Abnormal (Forward rate is
less than 35 Mbps or HDD error
existing):
is X.
: Number of what have
spent time for seeking is over
100ms.
* When normal:
are spaces.
* When Abnormal: Display Number
of what have spent time fore
seeking over 100 ms.
However, if the number is more
than 100, display [XX].
We judge it is normal that the
number is less than 4.
G(*****) is the used time display in
hour.
GLaser used time of DVD/ CD in
Playback/Recording mode is
counted.
18
Key operation
(Remote controller key)
Press [1] [4] in I/P Switch mode.
*I/P are switched alternately.
Press [1] [5] in service mode.
Press [2] [1] in service mode.
Press [2] [2] in service mode.
Press [2] [3] in service mode.
Press [2] [4] in Audio Pattern
Output mode.
*48 kHz / 44.1 kHz are switched
alternately.
Press [3] [1] in the service mode.
* When canceling the checking
mode while executing, do "forced
power-off".
Method: Press the "POWE" button
more than 10 seconds.
Press [4] [1] in service mode.
Press [9] [5] in service mode.

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