. 5. ROUTINE ADJUSTMENT
@ ! INPUT SELECT! switches
a) When 9 is pressed :
C
IDEO-A-VIDEO·B+-Y / C+-AUX\
0/G/TAL·B--+-DIGITAL-A_J
b) When D is pressed :
C
IDEO-A___.VIDEO-8-Y / C--+AUX\
DIGITAL-B-.-DIGITAL-A____;
• AUX is for ROB or YPBPR input.
RGB/YPePR selection is perfonned with the
RGB/YPBPR! switch on the rear.
• The optional digital kit is needed for digital
signal.
When digital signal is selected, LEDs of not
only
11
DIGITAL
11
but also
11
A
11
or
11
8
11
are lit.
• Refer to (4)!SYNCEXT!switch.
® !SYNC EXT!switch
When using external synchronizing signals, set
this switch to the EXT position.
A function which stores the state (EXT or IN1)
of this switch is provided for each channel.
Namely, once this switch is set for each
channel, it is not necessary to set this switch
each time the channel is changed.
Notes that this switch does not operate as there
is not function of external synchronization for
digital.
@ I MONO I switch
To obtain monochrome pictures, set this switch
to the MONO position.
@ !APT!swltch
When correcting the aperture, turn on this
switch.
The aperture correction is adjustable with the
~control.
Q) !APT! control
With the I APT! switch set to the ON position,
this control adjusts the aperture correction.
@ !SCREENS!switches
These switches are used to tum on and off the
beam of R, G and B screens. When any of
these switches is turned on, only the beam of
the switch which iS on is turned on. When all
the switches are turned on, all the LEDs go out
and R, G and B screens are all turned on.
@ I COMB IN) I switch {NTSC only)
When this switch is turned on with the
composite video signal selected, the COMB
filter circuit is used for separating the luminance
signal and chroma signal from each other. When
it is off, the TRAP circuit is used.
@) I AFC FAST I switch
This switch is used to select the AFC time
constant.
When it is on (AFC FASl), the time constant is
0.5msec. When it is off (AFC SLOW), the time
constant is 2msec.
Select an appropriate time constant by referring
to the description given below.
• FAST (0.5msec)
Select this time constant when the
synchronizing signal of the simple VTR
etc. is not stable.
• SLOW (2msec)
Select this time constant under normal
operating conditions.
@ I 16:9 I switch
The picture of aspect ratio of 4: 3 appears on
the screen usually.
When this switch is set to the ON position, the
picture becomes wide ( I 6 : 9).
@ I SCAN I switch
This switch is used to select the scan size.
This function does not operate for aspect ratio
of 16: 9.
@ I PCR I switch
Synchronizing signals can be monitored by
pressing this switch.
This function does not operate for RGB input
signal.
When this switch is set to the PCR position, the
picture becomes black-and-white as chroma
circuit is turned off.
® ) HUEINl I manual control (NTSC only)
This is a manual control which is united in one
body with the MANUAUPRESET selector
switch. When it is pressed, the LED comes on
and the knob protrudes.
In this state, the hue can be changed if the
VIDEO, Y/C or DIGITAL(D2 or D3) signal is
selected.
@ I CHROMA I manual control
This is a manual control which is united in one
body with the MANUAUPRESET selector
switch. When it is pressed, the LED comes on
and the knob protrudes.
In this state, the chroma can be changed.
@ I BRIGHT I manual control
This is a manual control which js united in one
body with the MANUAUPRESET selector
switch. When it is pressed, the LED comes on
and the knob protrudes.
In this state, the brightness can be changed.
® I CONT I manual control
This is a manual control which is united in one
body with the MANUAUPRESET selector
switch. When it is pressed, the LED comes on
and the knob protrudes.
In this state, the contrast can be changed.
17S ERIES :0208 NOL5 (U)! (E)
9
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