This document is just what I was looking for, it´s very useful, it contains adjustment procedures for the final stage of the power amp and also
has a complete wiring diagram and description of the main semiconductors used in the design.
Text excerpt from page 8 (click to view)
ALIGNMENT INSTRUCTIONS
1. SERVICE MODE ADJUSTMENTS
Follow the steps below whenever service adjustment is required. See Table- A and Table- B to determine if service adjustments are required. 1) How to enter the service mode using the user remote control. � Turn the set on. � Direct the remote control to the reception window of TV. � Push buttons of remote control in sequence as follows. 1 � MUTE � DISPLAY � MUTE � Then, the screen will appear as follows.
S2
S5 S6 S8 S9 S12 S7
SCRN
IFC GEO W/B DP FACT PTRN NORMAL
� Using the channel up or channel down button, select the item you wish to adjust.
(The color of selected item turns into the red.) � Press the volume up or down button to enter in the service mode you wish to adjust. 2) How to memorize the adjusted values in the service mode. � Must press DISPLAY button the state which the screen is displaying each of service menus after all adjustments are completed each of all service menu. Table-A : Adjust the values of service mode when a part is replaced.
PART REPLACED
I701 (U-COM) I101 (MAIN)
ADJUSTMENT NECESSARY UNNECESSARY
O O Data is stored in I703.
NOTES
Initial setting values are written from I701. Adjusting Items I703 (EEPROM) O
S5 S6 S8 S9 RFAGCD H.PHASE/V.POSI/V.SIZE RD/BD/RB/GB/BB Subbrightness
CRT
O
Adjust items related to picture tube only.(White Balance adjustment)
