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muy buen manual completo de buena calidad de impresion preciso y detallado , muy útil para la reparación.
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The service manual is a good quality scan of the Panasonic NV-850, which is electrically identical to the Philips VR 6920, but mecanically just nearly.
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The service manual is a good quality scan of the Blaupunkt RTV-404, which is electrically and mecanically identical to the Panasonic NV-830.
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completo manual bien detallado y de buena calidad de impresion , se echa en falta los esquemas de placa y parte de algun diagrama.
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perfecto manual ,completo y detallado de muy buena calidad de impresion, ideal en una palabra.
[Dynamic Convergence Adjustment] 1. Minimize the vertical misconvergence in the left-most end of the center of a screen and in the right-most end of the center of a screen by adjusting the DY correction reactor XCV as shown in Fig. 1-15. 2. Minimize the vertical misconvergence in the top of a screen and in the bottom of a screen by adjusting the DY correction reactor YCH as shown in Fig. 1-15. 3. Minimize the vertical misconvergence in the top of a screen and in the bottom of a screen by adjusting the DY correction reactor TLV as shown in Fig. 1-15. 4. Minimize the vertical misconvergence in the left-most end of the center of a screen and in the right-most end of the center of a screen by adjusting the DY correction reactor TLH as shown in Fig. 1-15.
XCV YCH B B G R B R B R G R
[G2 Adjustment] 1. Connect the 480/60i entire black signal to the ANALOG Y/G input connector. 2. Connect an oscilloscope probe one after another to the C board R-cathode (TP701), G-cathode (TP702) then B-cathode (TP703) to measure the DC voltage at their respective pedestal portion. 3. Connect an oscilloscope to the cathode whose DC voltage of the respective pedestal portion has the highest DC voltage. 4. Adjust RV702 on the C board so that the DC voltage of the respective pedestal portion is 125 ± 3 V.
Pedestal
125±3(VDC)
TLV R G B
TLH
0(VDC)
Fig. 1-16
B G R R GB B GR
Fig. 1-15
BVM-D14H1U/D14H5U/D14H1E/D14H5E/D14H1A/D14H5A
3-11
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