Marantz DV4100F, Service Manual

Page: 78 / 145

Test instructions mono board DVD-ASD1
GB 21 ASD-1 5.
If the "tbFAIL"-message is displayed, the player test has failed.
This is the end of the player test: turn off the DVD player, or
press NEXT on the local keyboard of the DVD player to
proceed to the next test.
The remote control test
For the remote control test, the user must press a key (any key)
on the DVD's remote control. The display at the start of the test
looks as follows:
When a remote control code has been received, its scancode
is displayed as follows:
The NEXT key can be pressed to exit this test.
However, if the user requires to test all keys on the remote
control, (s)he can continue to press keys and these will all be
displayed on the local display. With a code-table at hand this
test can be used to test the full functionality of the DVD's
remote control.
When the user has pressed NEXT on the local keyboard (NOT
on the remote control!), the result of the remote control test is
shown on the local display as follows:
in case of succes;
if the test fails.
Pressing NEXT on the local keyboard again will proceed to the
next test.
2. Testing the Monoboard
The picture tests involve putting a predefined picture on the
connected television set, and asking the user for confirmation.
When the picture has been put on screen, the local display
asks for confirmation by the user as follows:
If the user presses PLAY, he confirms the test; pressing
PAUSE will indicate a fault in the test. At this time, the player
test had failed and the DVD player can be switched off, or the
user can proceed to the next test by pressing NEXT on the local
keyboard of the DVD player.
Pressing the NEXT key on the local keyboard will start the next
picture test (Colour set-up functional test).
When the picture tests are finished, the sound tests are run.
A predefined sound will be generated, and again the user is
asked to confirm this. The local display looks as follows:
Pressing PLAY confirms the test, PAUSE indicates test failure.
If the test is faulty, the player test failed and the DVD player can
be shut off. Subsequent sound tests will be numbered in
ascending order.
Pressing NEXT on the local keyboard of the DVD player will
take the user into the next test.
3. Testing the Basic Engine
Most tests on the basic engine require user interaction.
When the basic engine tests are started, the version of the
basic engine which is present in the DVD player is shown on
the local display, as follows:
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