Sony MDP-440 MDP-640D Service Manual page 100

1-7-6. Color Framing Chroma Level (2) Adjustment
(MP-31 Board)
4-7-8. Input Level (PAL) Adjustment (RG-23 Board)
[os Play bel wd SID
ode stilt
{Signa Feane 3851 (colar bac} (REFS?)
Signal Frame 3851 color bar} (REFSPI
Messuresent. point
prs @ of Ic103
CNJKO2 (VIDEO OUT tecminals
Neasuresent point (leraineted te 260) Weasacing Equipgent Oscilloscope
Adjusting Element, RYLOL
Specitied Value
150+ 10n¥p-p
Measuring Equipment } Oscilloscope
Adjusting Element | RVIOL
Specified Yalue | A-B
Adjustacnt aethod :
1) Search the frame 3851.
2) Zqualize with AVIOI the green Levels
on the playback mode and the stilt mode,
ant ___+
Playbuck mode Sti mode
Ase
Fig. 7-28
1-7-7. Color Framing REF H Adjustment
{MP-31 Board)
Mode Still
Sigoai Frame 2461 (color bar) (REFGP)
Measurenent point | PIN @'sf Icl0s
Measuring Equipment | Oscitloscope
Adjusting Elenent | RV106
[Soreifiea value | te ilatsesec
Adjustment wethod :
1) Select STILL (9M) mode.
2} Search the frame 3851.
3) Adjust with RVIOG so Ut te is 112:+5asec.
Enlacgement
two 112 Smee
Fig Fe74
—136—
Adjuataent aethod :
1) Solect STILL O40) mode.
2) Search the frame 28!
3) Adjust with RVIO3 t.
180 10mvep
0 150£10mVpep.