Sony GDM-FW900 - Manual (Page 15)

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Adjusting the convergence (CONV)
The CONV settings allow you to adjust the quality of the picture
by controlling the convergence. The convergence refers to the
alignment of the red, green, and blue color signals.
If you see red or blue shadows around letters or lines, adjust the
convergence.
These settings are stored in memory for all input signals.
1 Press the joystick.
The main MENU appears on the screen.
2 Move the joystick to highlight CONV and press
the joystick again.
The CONVERGENCE menu appears on the screen.
3 First move the joystick up or down to select the
desired adjustment item. Then move the joystick left
or right to make the adjustment.
Additional settings (OPTION)
You can manually degauss (demagnetize) the monitor, change the
menu position, and lock the controls.
1 Press the joystick.
The main MENU appears on the screen.
2 Move the joystick to highlight OPTION and press
the joystick again.
The OPTION menu appears on the screen.
3 Move the joystick up or down to select the desired
adjustment item.
Adjust the selected item according to the following
instructions.
x Degaussing the screen
The monitor is automatically demagnetized (degaussed) when the
power is turned on.
To manually degauss the monitor, first move the
joystick up or down to select
(DEGAUSS). Then
move the joystick to the right.
The screen is degaussed for about 3 seconds. If a second degauss
cycle is needed, allow a minimum interval of 20 minutes for the
best result.
x Changing the menu’s position
Change the menu’s position if it is blocking an image on the
screen.
To change the menu’s on-screen position, first move
the joystick up or down to select
(OSD H POSITION)
for horizontal adjustment, or (OSD V POSITION) for
vertical adjustment. Then move the joystick left or right
to shift the on-screen menu.
x Locking the controls
To protect adjustment data by locking the controls, first
move the joystick up or down to select
(CONTROL
LOCK). Then move the joystick to the right, to select
ON.
Only the ! (power) switch, EXIT, and (CONTROL LOCK)
of the OPTION menu will operate. If any other items are
selected, the mark appears on the screen.
To cancel the control lock
Repeat the procedure above and set (CONTROL LOCK) to OFF.
Select To
horizontally shift red or blue shadows
vertically shift red or blue shadows
TOP
V CONVER TOP
vertically shift red or blue shadows at
the top of the screen
BOT
V CONVER
BOTTOM
vertically shift red or blue shadows at
the bottom of the screen