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HORIZONT

16:9 .
Yellow button switches the mode vertical scan disable.
Used when setting
accelerating voltage.
The blue button is used to automatically adjust AGC and IF in
service menu .
5.3 Adjusting the white balance
The following three parameters are used to adjust the balance
white . For this
Use color analyzer . Using the parameters of WR ( setting
white point for
red ), WG ( white point adjustment for green ), WB
(setting the white point for
blue ) , insert the + sign in a square in the middle of the screen.
Suggested values ??for these parameters are shown in the table above.
5.4 Setting the AGC
In order to adjust the AGC , feed the RF signal level of 60 dBmV
C- channel 12
( 224.25 MHz). Select the service menu, the AGC . press
Blue button on
The remote control. Will be configured for
automatically by software . Check the indicator AGC
on the service . menus
must be 1.
Check the quality of the image at the specified signal 90 dBmV.
5.5 Negative drive configuration (No L ')
Set the test chart PAL as colored bands
frequency of 38.9 MHz. Apply
IF signal to the terminals 10 and 11 of the tuner. Press PROG- 1 and thereafter
Blue button on the remote control.
Select the standard BG or I,
( BG if possible) . Log in to the service menu . Select an option
IF1 of service
menu and press the blue button on the remote. Setting up the drive is
automatically
software. Check the indicator on the service drive
menu , as it should be
Figure 12 .
5.6 Positive drive configuration ( with the L ')
Set the test chart SECAM in bands with frequency
33.9 MHz.
Apply the IF signal to the terminals 10 and 11 of the tuner. Press PROG- 1 and
then the blue button
on the remote. Select the BAND VHF- 1 and the standard L '. Sign in sales
menu. Select an option
IF1 from service menu and press the blue button on the remote. setting
the drive is
automatically by software .
5.7 Setting the OSD position horizontally
Select the OSD on the service menu. Adjust the position
Horizontal OSD on
middle of the screen using the backing strip under the service
menu.
5.8 Adjusting the brightness of the teletext


 
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