Philips PM 3266 - 3.4.16. Adjustment of storage section

In
other
words:
V5 must
be
adjusted
to
optimum
writing
speed
and
contrast.
The
performence
can
also
be
influenced
a little
with
small
changes
in the
setting
of
V2 (R2429)
and VI
(R2577)
of
the front
mesh.
4.
Depress
the ERASE
pushbutton
and
write
directly
a signal in.
Remember
the recorded
picture.
Again
depress
the ERASE
pushbutton
and
wait
one minute
with
writing
in the
signal.
Now
compare
the
two
pictures.
Decrease
the voltage
levels V4
(R2408)
and
V5 (R2412)
if the second
picture
has
a
higher
intensity.
Increase
the voltage
levels
V4 (R2408)
and V5 (R2412) if
the
second picture
has
a lower intensity.
If the
voltage
levels V4
and
V5 are increased
the voltage
difference
must
also increase.
If
the voltage
levels
V4 and
V5 are decreased
the voltage
difference
must also
decrease.
Repeat
the adjusting
procedure
described
above in order
to obtain a stable
functioning.
5. Adjust
the
pulse voltage
V8 on the collimator
3
to an equable background
intensity
over the whole
screen.
Repetively
erasure and
adjustment
is necessary to obtain
an
optimum
result.