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Service Mode
10-6
5975958 RETRO GRAPHICS 2100 210198
Preset Input Balance
High light the White Balance by pressing the control disc forwards
or backwards and press ENTER to select.
With the White Balance adjustment, the gain of the red and blue
channels can be adjusted in comparison with the green channel.
(To adjust the gain of the complete video signal, use the contrast
adjustment).
Use the control disc by pressing forwards or backwards to change
Blue or by pressing to the right or to the left to change Red.
Press EXIT to return to the Preset Input Balance menu.
60Hz Tracking
60Hz tracking is used to adjust the 60 Hz by synchronous signals
Highlight 60Hz Tracking by pressing the control disc up or down and
then press
ENTER
.
When 60Hz Tracking is selected in the Service Mode selection menu,
the following warning will be displayed :
60Hz Tracking is reserved to qualified service personnel.
If you are not qualified, press
EXIT
to cancel the 60Hz Tracking.
Select with or
then <ENTER>
<EXIT> to return.
SERVICE
BARCO LOGO
PRESET INPUT BALANCE
60Hz TRACKING
I²C DIAGNOSIS
MORE...
PRESET INPUT BALANCE
WHITE BALANCE
Select with <ENTER>
<EXIT> to return
Adjust
red with or
blue with or
Select with or
then <ENTER>
<EXIT> to return.
SERVICE
BARCO LOGO
PRESET INPUT BALANCE
60Hz TRACKING
I²C DIAGNOSIS
MORE...
I
2
C Diagnosis
Give an overview of the correct working of the I²C controlled IC's.
Highlight I
2
C diagnosis by pressing the control disc forwards or
backwards and press
ENTER
to display the overview.
ENTER
displays the I
2
C diagnosis menu.
EXIT
returns to the adjustment selection menu.
Select with or
then <ENTER>
<EXIT> to return.
I²C DIAGNOSIS
D CA
INPUT/AUDIO
PCF8574 48H # # #
DECODER
PCF8574 4EH # # #
LAMP DRIVER
PCF8574A 72H # # #
INPUT/AUDIO
PCF8574A 74H # # #
AUDIO
TEA6310T 80H # # #
DECODER
SAA7151B 8AH # # #
DECODER
SAA7152 B2H # # #
DECODER
SAA7192A E0H # # #
SERVICE
BARCO LOGO
PRESET INPUT BALANCE
60Hz TRACKING
I²C DIAGNOSIS
MORE...
WARNING
60 Hz TRACKING
is reserved to
qualified
service personnel
<ENTER> to accept
<EXIT> to return.