Sanyo VMC-8615FP Service Manual page 8

ADJUSTMENT
TIMING
ITEM
PATTERN
VERTICAL PATTERN GENERATOR
CENTER MONOSCOPE PATTERN
ADJUSTMENT
VERTICAL PATTERN GENERATOR
SIZE MONOSCOPE
ADJUSTMENT
(VMC-8614F
only)
VERTICAL PATTERNPATTERN
SIZE GENERATOR
ADJUSTMENT MONOSCOPE PATTERN
(VMC-8615FP
only)
TILT ADJUST- PATTERN GENERATOR
MENT MONOSCOPE PATTERN
WHITE BAL- PATTERN GENERATOR
ANCE ADJUST- NO SIGNAL
MENT (VMC-
8614F only)
PATTERN GENERATOR
FULL WHITE
WHITE BAL- PATTERN GENERATOR
ANCE ADJUST- NO SIGNAL
MENT (VMC-
8615FP only)
PATTERN GENERATOR
FULL WHITE
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SETTING
BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR to MAX.
BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR to MAX.
BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR to MAX.
BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR to MAX.
BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR to MAX.
BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR to MAX.
BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR to MAX.
BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR to MAX.
– 8 –
VR
ADJUSTMENT PROCEDURE
LOCATION
Adjusting VR303 to make screen up &
VR303
down symmetrize.
Adjusting VR301 to signal side of picture
VR301
of scali is "3" position.
Adjusting VR301 to signal side of picture
VR301
of scali is "2" position.
If screen slant and adjust DY to be not
slant.
Adjust VR803 G-Bias to center.
VR801,VR803,
Adjust FBT screen VR make luminance
VR805,
without video to 1.5 ± 0.3 FL.
FBT FOCUS
Adjust VR805 make Y value is 0.298 ±
VR
0.015.
Adjust VR801 make X value is 0.283 ±
0.015.
Adjust VR501 make luminance with video
VR804,VR802,
signal to 45 - 50 FL.
VR501
Adjust VR804 make Y value is 0.298 ±
0.015.
Adjust VR802 make X value is 0.283 ±
0.015.
Dark, bright balance, repeat to adjust
correctly X, Y value & luminance to
constant.
Adjust VR803 G-Bias to center.
VR801,VR803,
Adjust FBT screen VR make luminance
VR805,
without video to 1.5 ± 0.3 FL.
FBT FOCUS
Adjust VR805 make Y value is 0.329 ±
VR
0.015.
Adjust VR801 make X value is 0.313 ±
0.015.
Adjust VR501 make luminance with video
VR804,VR802,
signal to 45 - 50 FL.
VR501
Adjust VR804 make Y value is 0.329 ±
0.015.
Adjust VR802 make X value is 0.313 ±
0.015.
Dark, bright balance, repeat to adjust
correctly X, Y value & luminance to
constant.