14MR10
For adjustments of this model, the bus data is converted to various analog signals by the D/A converter circuit.
Note: There are still a few analog adjustments in this series such as focus and master screen voltage. Follow
the steps below whenever the service adjusment is required.
To enter the service mode and exit service mode.
Short JA137&JA138 for 1second and release to switch to the service mode position, and the microprocessor is in input
mode. (Adjustment through the I2C bus control.)
To exit the service mode, turn the television off by pressing the power button.
1. Service mode.
Before putting unit into the service mode, check that customer adjustments are in the normal mode. Use the reset
function in the video adjustment menu to ensure customer control are in their proper (reset) position.
2. Service item selection.
SERVICE MODE
(1) In the Service Mode, Key is used to select the mode in the following oreder.
AGC &WHITE POINTSUB
GEOMETRICADJ.ADJ.
MODEMODEMODE
OFFSET
ADJ.
MODE
FEATUREICMTS
OPTIONOPTIONADJ.
MODEMODEMODE
AGC &WHITE POINTSUB
GEOMETRICADJ.ADJ.
MODEMODEMODE
???
AGC TAKE OVER POINT (AGC)W.P. RED OFFSET HIGH / MAX VOLUME (SUB-VOL)
?OFFSET BLUE TONE (DRI-R-HI)?
VERTICAL SLOPE (V-LIN)?SUB CONTRAST (SUB-CON)
?W.P. GREEN OFFSET HIGH /?
VERTICAL AMP (V-AMP) OFFSET BLUE TONE (DRI-G-HI)SUB TINT (SUB-TINT)
???
VERTICAL SHIFT (V-CENT)W.P.BLUE OFFSET HIGH / SUB COLOUR (SUB-COL)
?OFFSET BLUE TONE (DRI-B-HI)?
VERTICAL ZOOM (V-ZOOM)?SUB BRIGHTNESS (SUB-BRI)
?W.P. RED MH / STD (DRI-R-MH)?
HORIZONTAL SHIFT (H-CENT)?SUB SHARPNESS (SUB-SHP)
?W.P. GREEN MH / STD (DRI-G-MH)?
EAST-WEST WIDTH (H-SIZE)?MAX HOTEL VOLUME (HTL-VOL)
?W.P. BLUE MH / STD (DRI-B-MH)?
HORIZONTAL PARALLELOGRAM (EW//)?HOTEL PROGRAM NO(HTL-PRG)
?W.P. RED OFFSET ML / ?
EAST-WEST PARABOLA / WIDTH (PARA)OFFSET RED TONE (DRI-R-ML)BLUE BACK CONTRAST (BB-CON)
???
EAST-WEST UPPER CORNER W.P. GREEN OFFSET ML /OSD GRB REFERENCE (RGB)
PARABOLA (COR(U)) OFFSET RED TONE (DRI-G-ML)?
??BLACK LEVEL OFFSET R(CUT-R)
EAST-WEST LOWER CORNER W.P. BLUE OFFSET ML /?
PARABOLA (COR(L)) OFFSET RED TONE (DRI-B-ML)BLACK LEVEL OFFSET G(CUT-G)
???
EAST-WEST TRAPEZIUM (TRAPE)W.P. RED OFFSET LOW (DRI-R-LO)CATHODE DRIVE LEVEL(CDL)
??
HORIZONTAL BOW (HB)W.P. GREEN OFFSET LOW (DRI-G-LO)
??
S-CORRECTION (S-COR)W.P. BLUE OFFSET LOW (DRI-B-LO)
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ACEC
