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Diagnostic Software, Trouble Shooting and Test Instructions
EN 41DVD763SA 5.
5.9.6 Kill Circuit
To check the functionality of the Kill circuitry,the audio outputs
has to be present by the following command:
Check the audio outputs at the audio cinch of the A/V and
SCART board: 1kHz tone.
Activate the Kill circuit by using the following command:
Check the audio outputs at the audio L/R cinch and SCART of
the A/V and SCART board respectively:
No waveform
Switch off the kill circuit by using the following command:
Check the audio outputs at the audio L/R cinch and SCART of
the A/V and SCART board: 1kHz tone
5.9.7 Digital Silence
Digital silence is a signal from the audio DAC, MFL, when there
is no input to the audio DAC, or when the player is in STOP/
PAUSE mode, or during disc changing track.
To check the MFL signal, use the following command and
check the voltage level at pin 41 of 7200:
5.9.8 Front Display
To check the segment display of the FTD, the following
command can be used. And for full detail description of the test,
refer to the chapter of “Diagnostic Software Player Script”
which can be found in chapter “Diagnostic Software
Description and Troubleshooting”
5.9.9 IR Receiver
Check at pin 22 of 7101 and observe if this line switches from
LOW (<0.3V) to HIGH (>4.5V) when pressing a key on a philips
RC5 or RC6 remote control
5.9.10 P50 Interface
P50 (or Easylink) is a bi-directional serial interface for
communication between video equipment. To check for the
functionality of the P50 Interface, refer to the chapter of
‘Diagnostic Software Player Script’ for full detail description.
25c VideoScartHi Sends out 12V ± 10%
Ref.#
Command
Name Remarks Audio output
21a AudioSineOn Audio Sinewave ON 1kHz tone
Ref.# Command Name Remarks
19a AudioMuteOn Audio Mute On
Ref.# Command Name Remarks
19b AudioMuteOff Audio Mute Off
Ref.#
Command
Name Remarks KILL_LR signal
21a AudioSineOn Audio Sinewave
ON
LOW (<0.3V)
--- Press STOP
button
Audio Sine
signal OFF
HIGH (>4.5V)
Ref.# Command Name Remarks
30a DispDisplay Turn ON local display
Ref.# Command Name Remarks