D E
2 2
012
MAP
02
Display
MAP
PAGE 3
OF
19
Exchange and adjust the
01
AI
A 1 H2 card.
Is
the
problem
still
present?
N
013
Reconnect coax signal cable, feature card(s).
Verify correct operation.
Identify
new
problem
if
present.
014
Verify
the
following:
1. Cable and connectors
from
analog card
to
CRT base socket (Figure 4-14).
2.
Cable and connectors
from
analog card
to
intensity control potentiometer (Figure 4-13).
3.
Intensity control potentiometer.
4.
Intensity override
switch
(Spring loaded).
5. Possible short circuited CRT
6. Reconnect coax
signal cable, feature card(s).
015
Is
the
display
on
the
screen
normal?
(Good
characters,
in
focus
and
normal
size.
Use
intensity
override
if
necessary
to
determine
size
and
condition
of
raster)
N
016
Is
display
size
or
focus
a
problem?
(Use
N
path
if
raster
problem)
4 4
F G
N
017
Go
to
Page
5,
Step
028,
Entry
Point
B.
SY27-2510-6
(1/81)
2-02-3
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