[A] Pre-Adjustment
1. High-Voltage AdjustmentSignal 3 (VGA480) All Black
Initial Setting
SCREEN VR: Fully counterclockwise (MIN)
VR5T1: Fully counterclockwise (MIN)
This adjustment is made when circuit board energizing is examined.
1) Receive signal 3.
2) Adjust VR5T1 slowly so that high voltage is 27kV?0.2kV.
After adjusting, seal VR5T1 with a silicon adhesive and cap (Part No. 74106841).
[B] Initial Settings
1. Control Setting
Before adjusting, set the position of control as follows.
FBTSCREEN VR: Fully counterclockwise (MIN)
FOCUS F1: Mechanical center
FOCUS F2: Mechanical center
VR581: Fully clockwise (MAX)
SW581: CRT side
[C] Main Adjustment
Use this manual for aligning the monitor.
1) Push "RESET" SW to reset a highlighted item.
2) Close OSM menu and turn the power off.
3) Turn the monitor back on and confirm that the adjustment values / contrast / white balance / distortion
values are the same before the Menu was closed.
When "PROCEED" SW is pushed by the condition which Menu (S) is displayed, OSM Menu will
disappear. If "PROCEED" SW is pushed once more, OSM displays)
4) A highlight displays items of TAG 3, TAG 4, TAG 5, TAG B and TAG C, AUTO EMF function becomes
ON, and Landing Rotation Convergence alters.
When it is moved from this items to the tag after the adjusted, AUTO EMF function is turned off, and
Landing Rotation Convergence alters.
Previous setting
Signal: No. 3 (VGA480) All White
1) Screen VR setting
Open Menu (U), TAG 1 "BRIGHTNESS & CONTRAST" and push "RESET" SW.
Adjust SCREEN VR so that the back-raster is just disappeared.
2) FOCUS VR setting
Display OSM menu and adjust FOCUS F1 VR and F2 VR to be able to recognize characters.
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ACEC
