NEC MultiSync FP1350 Service Manual page 56

d. Screen VR Adjustment
1) Display the self test
2) Adjusted with the screen VR so that the voltage of the video PWB TP-ABL may become
4.64 (V) <ABL<8.14 (V).
1. Raster Position
1-1. Horizontal Raster Position
1) Receive signal 27.
2) Adjust SCREEN-VR on the FBT so that the back raster just appears.
3) Make sure to set the position of control as follows.
VR581: Fully clockwise (MAX).
SW581: Set position to the CRT side.
4) Open Menu (S), TAG2 "H.SIZE", Horizontal Size and adjust "+", "-" SW so that the horizontal size is
396±2.0 mm.
5) If raster has approached on the left of displayed area, change the SW581 position to the CRT side If raster
has approached on the right of displayed area, change the SW581 position to the VR581 side.
6) Adjust VR581 so that the distance between the bezel and raster edge is as follows.
| XL
eft
screen.
Signal: No. 27 (H.HOLD 2(115k)) All Black
| ≤ 1.0 mm
-XR
ight
XLeft
Fig 1-1 Horizontal Raster Centering
Bezel
XRight
396±2.0mm
5-15
Raster