Akai DVLX44C1 Service Manual page 28

Rear projection tv
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Rear Pro)ecHon TV SoMe.
Manual
(;'~f;'1
7.
Press
the
'Start"
button on the
program
to
bum
the files onto the
board.
Make sure that the
procedure
completes,
and the
"Program OK"
screen shows.
Press
"OK" to accept the message
and exit the
program
by
pressing the
"X"
button
011
the
upper ngtJt
comer
of the program.
8.
Disconnect the
DVLX4xCx
unit
from
110
VAC.
9.
Connect the DVLX4xCx
unit to
110 VAC.
10. Wait
for 1 minute and
power
the unit on by pressing the POWER button
either
on the remote
control
or
on the front
panel
Keypad.
11. When
display
is
enabled,
by pressing the
remote
control buttons,
Input
the
following
keypad
sequence
"20498354".
12.
Immediately,
you should
see
the
"Maintenance
Me!1u" popping
up
on the screen
(See
Figure
9).
13.
If
you
don1
see
the
maintenance
menu
appearing on the seteen, re-input the
Keypad
sequence
'20498354'
until you see
the Maintenance Menu
Figure
9;
Maintenance Menu
Note;
If
at
any
point in
the
test the maintenance
menu
disappears,
you
can
press
the
'
M
ENU" burton
to display the
maintenance
menu
again.
Info:
There are
2 boxes
on
the right
side
of
the
caption
"Maintenance
Menu".
The
first
one
denotes
the
version of
the
Operational SofIware
(8.g.
V 1.2). The
second one
displays the type
of
the DLP
engine
present
in
the
unit
(i.e.
it
will
read
"OCU"
or 'SN")
7
,2
Res..t Plcru,e Settings
a.
On
the
maintenance
menu,
go
to the text
button
named
'
Reset
Settings'
and
press
"OK"
button
on
the
remote
control.
b.
You
should
see
a
message
on the screen indicating
that
the
picture
settings have
been reset
The
input
of
the
unit
should be
SWItched
10
S-Video
2.
Important!
This step should be done before
'
Vid80
Fine
Tuning".
7.3
VGA Scaling and Border Alignment
1
Connect Ihe
PC output of the DVLX4xCx unit to the PC displaying the
VGA test
screen.
2.
On
the rem
ole
control,
press
tile
'INPUT" button
and using the
naVigation
arrOVoS,
switch the
mam
input to
PC
so
that
the VGA
Test
Pattem (See Figure 5)
appears
on
the
screen.
3.
In
the maintenance menu,
by
using
the
cursor
buttons
on the remole
control,
go to the menu
button labeled
"VGA".
(see
Fig
ure 10)
serrnco
manual ,
DVLX Confk»nttll
. 28
·
10
I:IIcInl"bI!r
1'004
­

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