Chapter 3---Service Adjustments
Model 330, 340SC, 370SC Service Manual 3-13
Figure 3-6
Electronic Focus and G2 Adjustments
NOTE:
The Electronic focus and G2 adjustments are located on the high voltage
power supply on the rear-left side of the projector under the cover.
3.9 Jumper Settings
Table 3-1 illustrates which jumpers are used on the Horizontal Deflection Board
and the Vertical Deflection Board for different projector orientations.
Table 3-1
Projection orientation jumper settings.
Orientation
Convergence
jumpers
Vert. Def. Board
Vertical jumpers
Vert. Def. Board
Horizontal
jumpers
Horiz. Def. Board
Front/Floor Upright
Image
J500, J600,J700 J200, J300, J400 J500
Front/Ceiling
Inverted Image
J501, J601, J701 J201, J301, J401 J501
Rear/Floor
Upright Image
J501, J601, J701 J200, J300, J400 J501
Rear/Ceiling
Inverted Image
J500, J600, J700 J201, J301, J401 J500
Front/Rear Jumpers
The Horizontal Scan Reversal Jumper reverses the image projection for front or
rear projection. Figure 3-7 illustrates the location of the jumpers on the Horizontal
Deflection Board (the board that is furthest from the rear of the projector) and
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