Text preview for : MANUAL SERVICE MX5203MS 10.pdf part of POLYTRON ( INDONESIA ) MX5203MS It used STV2286H , AN5891K , TDA8174 , STB9NK70Z-1 Complete Service Manual in RAR file type.sent by [email protected]
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Service Manual BML Myanmar
3. Horizontal Shift Adjustment : - Select H. Shift item on service mode. 4.
PT.Hartono Istana Teknologi
Adjust horizontal position by using Vol/DT +/- button until picture position in the middle. Press menu button to store data adjustment. Adjustment are going on PAL position, then following NTSC 3.58.
Vertical Shift Adjustment : - Select V. Shift item by using Prog +/- button. Adjust vertical position by using Vol/DT +/- button until picture position exactly on the middle. Press menu button to store data adjustment. Adjustment are going on PAL position, then following NTSC 3.58. Adjustment are going on picture mode soft.
5.
Vertical Amplifier Adjustment : Select V. Amplifier item by using Prog +/- button. Adjust vertical amplifier by using Vol/DT +/- button until we got the best picture size ( space between the bottom circle and the top circle ± 5mm. Press menu button to store data adjustment. Adjustment are going ± 10 minutes after TV on. Adjustment are going on picture mode soft.
Picture position during adjustment H shift dan V shift / V. Ampl on NTSC 3.58MHz :
A
B C
D
-
Please follow three adjustment item above in NTSC 3.58MHzposition, after adjustment in PAL position. Adjust H. centering to get circle position which has balance on right and left ( A=B ) Adjust V. amplifier to get a good circle height. Adjust V. shift so that the circle position on upper and bottom are same (C = D = 5 to 10mm). Each time switch adustment to PAL, then adjustment on NTSC 3.58 must be repeated again.
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