Advertisement
2. SERVICE ADJUSTMENTS
ADJUSTMENT
TIMING
ITEM
PATTERN
HORIZONTAL
PATTERN GENERATOR
HOLD AD-
MODE CROSS-HATCHED
JUSTMENT
PATTERN
VERTICAL
PATTERN GENERATOR
SIZE ADJUST-
MODE MONOSCPE
MENT
PATTERN
HORIZONTAL
PATTERN GENERATOR
WIDTH AD-
MODE MONOSCPE
JUSTMENT
PATTERN
VERTICAL
PATTERN GENERATOR
LINEARITY
MODE CROSS-HATCHED
ADJUSTMENT
PATTERN
FOCUS
PATTERN GENERATOR
ADJUSTMENT
MODE DOT PATTERN
RASTER
DISCONNECT VIDEO
CENTERING
SIGNAL
ADJUSTMENT
RASTER TILT
PATTERN GENERATOR
ADJUSTMENT
MODE CROSS-HATCHED
PATTERN
BRIGHTNESS
DISCONNECT VIDEO
ADJUSTMENT
SIGNAL
VERTICAL
PATTERN GENERATOR
HOLD AD-
MODE MONOSCPE
JUSTMENT
PATTERN
VR
SETTING
LOCATION
CONTRAST VR
VR301
AND BRIGHT
VR TO CENTER.
CONTRAST VR
VR402
AND BRIGHT
VR TO CENTER.
CONTRAST VR
VR901
AND BRIGHT
VR TO CENTER.
CONTRAST VR
VR401
AND BRIGHT
VR TO CENTER.
CONTRAST VR
VR202
AND BRIGHT
VR TO CENTER.
CONTRAST VR
AND BRIGHT
VR TO CENTER.
CONTRAST VR
AND BRIGHT
VR TO CENTER.
CONTRAST VR
VR205
AND BRIGHT
VR TO MAX.
CONTRAST VR
AND BRIGHT
VR TO CENTER.
– 7 –
ADJUSTMENT PROCEDURE
This adjustment is required only if display
moniter has a H-HOLD problem .
Adjust H-HOLD VR301 until the pattern is
stable hold.
Adjust VR402 until height for eye comfort
obtained.
Adjust VR901 until D908(+) voltage to
114V to 115V (at 110V AC),113.5V to
114.5V (at 120V AC).
Adjust the vertical linearity control VR401
for equal spaceing of lines between the
center extreme of scan.
The focus control may be adjusted for
optimun focus by VR202.
The raster is centered by rotating the two
small at the rear of the yoke.
Loosen the screw on the rear of deflection
yoke, rotating the yoke to correct position
tighten the screw.
Adjust VR205 to the suitable brightness.
The vertical hold is automatic stop rolling.
Advertisement
