|
|
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
Thanks for offering this item at such a good price. Proved handy in identifying the part I was looking for my set.
Thanks again.
;
This is the original manufacturers service manual, with detailed info on the circit boards, explosion drawings of all parts in assembly order, and tuning instructions. The only thing missing is the information on the dimensions of the various drive belts. mail me if you need them. gcrossman_at_aol.com
;
Ordered service manuel for a hard to find plasma tv - your company made it easy to find and purchase - I will use you again
Thanks for your help
 ;
This is a high quality manual with clear schematic and components layout diagrams ; with service procedure included.
;
This service manual for the Kenwood KT-990D was reproduced really well ,is very legible and manual is complete.Combined with the low price paid,in the future,I will be checking Owner-Manuals.com any time I need a manual.
[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
|
|
|
> |
|
