Sony KPR-41EXR95 Service Manual page 64

1) Input a color-bar signal.
2) Press-It0 normal.
3) Set to Service Mode.
4) Connect an oscilloscope to B output of A board and
ground.
5) AdjustmandIto the Vl=V4 and V2=V3 by select
to SHUE and SCOL withmandi.
6) Write into the memory by pressing m +then
[
FIL TER ADJUSTMENT
1) Set to Service Mode.
2) Select tom\withmandM, set the data to "1".
Then select MPX and change data to "08" .
3) Connect an audio oscillator to R224 using a
capacitor (10~ F/16V), set frequency to 62.936
And then, through the 10kR
into the mute of TUVIF TU 101.
TUVIF TU 101
audio audio oscillator oscillator
V 4 fh : SINE-WAVE 62.936 KHrkO.1 KHz
LEVEL 3.0 Vp-p
v 4
resistor, feed 9.OV
from
1 0 K
by selecting FILO with m
4) Make the data
and 1 And then, send up the data gradually by
pressing i . Set the data to Dl before SAT3
changing to 1 from 0.
5) Send up the data gradually. Set data D2 when
SAT3 changes 0 from 1.
6) Adjust the data of FILO to ' ' 7 D 2 .
data