Assembly - NEC MultiSync FP1370 Service Manual

4-2. Picture Tilt Adjustment
1) Receive signal 33.
2) Open Menu (S) TAG3 "ROTATE" and make sure that initial value of adjustment data is "128".
3) Turn the CRT face to east and degauss the monitor using an external degaussing coil.
4) Make sure that the picture tilt meets the following specification.
X " ± 2.0 mm
If out of specification, correct CRT assembly.
5) Open Menu (S) TAG3 "ROTATE" and make sure that the picture is tilted as follows by "+", "-" SW.
"-" SW: counterclockwise
"+" SW: clockwise
6) Open Menu (S) TAG3 "ROTATE" and adjust "+", "-" SW so that the picture tilt meets the following
standards. The maximum correction is ±1.0mm.
X " ± 1.0 mm
7) Push "EXIT" SW.
4-3. Side Pincushion Balance Adjustment
1) Open Menu (S), TAG3 "SIDE PIN BAL".
Adjust "+", "-" SW so that the difference of X
Signal: No. 33 (788*1200@75Hz)
Fig 4-2 Picture Tilt
Sl
× × × ×
× × × ×
Fig 4-3 Side Pincushion Balance
5-19
+X
-X
Signal: No. 33 (788*1200@75Hz) All white
and X is equal ( maximum 1.0 mm).
Sr
Xsl
Xsl
Cross Hatch Pattern
Xsr
Xsr