Hitachi C47-WD8000 Service Manual page 49

SERVICE ADJUSTMENTS
* Explanation of "Conv. For Outside Signal" function
1) Press Service switch on SIGNAL P.W.B.,
then display "Normal Crosshatch". (Fig.11)
2) Press [MENU] key on R/C,
then display "Red + Green Crosshatch with Red Marker" or
"Green Crosshatch with Green Marker" or "Blue + Green
Crosshatch with Blue Marker". (Fig.12)
3) Press [MENU] key on R/C again,
then display "Normal Crosshatch on Main Picture" (Fig.13)
4) Press [MENU] key on R/C again,
then display "Cross Marker + Box Marker on Main Picture".
(Fig.14)
5) Press [MENU] key on R/C again,
then display "only Box Marker on Main Picture". (Fig.15)
6) Press [MENU] key on R/C again,
then display "Normal Crosshatch" again. (Fig.11)
And repeat procedure 2) ~ 6) by each press [MENU] key on
R/C.
Marker
Fig.14
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Marker (Adjustment point)
Fig.11
Marker
Fig.12
Marker
Fig.13
Marker
Fig.15