Sanyo PLC-EF12B, Service Manual

Page: 37 / 112

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Optical Adjustments
1. Insert paper etc. in Red and Blue panel to block the
red and blue light so that only green light is projected.
2. Press the ZOOM button to “Wide” position (to
increase image size) and press the FOCUS or
button to make a picture in sharp focus.
3. Insert paper etc. in Red and Green panel to block the
red and green light so that only blue light is projected.
4. Loosen the 4 screws C with the 2.0mm hex driver, see
Fig.1c.
5. Insert the slot type screwdriver in the slots
➀
,
➁
,
➂
and
➃
(Fig.1c) and gently turn the screwdriver until
the each corner of screen is in sharp focus. The rela-
tion of adjustment points and screen corners are indi-
cated with
➀
,
➁
,
➂
and
➃
shown in Fig.1c and Fig.2.
6. Tighten the 4 screws C and securely attache the Blue
panel unit.
B-FOCUS ADJUSTMENT
1. Insert paper etc. in Red and Blue panel to block the
red and blue light so that only green light is projected.
2. Press the ZOOM button to “Wide” position (to
increase image size) and press the FOCUS or
button to make a picture in sharp focus.
3. Insert paper etc. in Blue and Green panel to block the
blue and green light so that only red light is projected.
4. Loosen the 4 screws B with the 2.0mm hex driver,
see Fig.1b.
5. Insert the slot type screwdriver in the slots
➀
,
➁
,
➂
and
➃
(Fig.1b) and gently turn the screwdriver until
the each corner of screen is in sharp focus. The rela-
tion of adjustment points and screen corners are indi-
cated with
➀
,
➁
,
➂
and
➃
shown in Fig.1b and Fig.2.
6. Tighten the 4 screws B and securely attache the Red
panel unit.
R-FOCUS ADJUSTMENT
➀
➁
➂
➃
Fig.2
The numbers indicate the focus
effective part when moving the
numbered adjusting slots on
Fig.1.
Fig.1b
➁
➀
➃
Red
LCD
Panel
➂
Green
LCD Panel
Fig.1c
➀
➁
➃
➂
Green
LCD Panel
Blue
LCD
Panel
B
B
B
B
C
C
C
C