~~------------------
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945423-9701
6. Examine
the
remaining indicators (KYBD DATA) on the back
of
the display unit. The
indicators should be lighted in the following pattern:
Pattern: Off On
Off Off
Indicator:
7
6
5
4
If
this
pattern
is
displayed, skip
to
step
8.
Off
3
Off
2
Off On
o
On
On
p
s
7.
Ensure
that
the keyboard cable
is
properly connected
to
the display unit and repeat
steps 5 and 6.
If
the
pattern
still
is
not
displayed correctly, call service personnel.
8. The
Parity indicator (P) should be lighted.
If
this condition
is
not
met,
caB
service
personnel; otherwise, continue with this procedure.
9. Adjust display
to
provide the best possible image
by
using
the
following controls:
• Adjust the audio alarm volume control on the unit's right side to the midpoint
of
its range. This knob controls the volume
of
the
"beep"
tone and may be adjusted
during operation to provide a louder
or
softer tone
to
suit
the
environment.
• Adjust the front
knob
on
right side
of
unit
to
control
the brightness
of
display.
If
unable
to
obtain a satisfactory image, call service personnel; otherwise, continue with this
procedure.
2-13/2-14
Digital
Systems
Division
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