E X Y
3 1 1
o 0
MAP
01
Terminal
Failure
MAP
PAGE
11
OF
13
051
Switch unit off.
Reconnect
P3
to
J3
on main power box.
Remove plugs from J1 and
J4
on
low
voltage
power
supply. (See Figure 4-11)
Switch
Unit
On.
Did
fuse
F1
fail
again?
I
~52
Exchange
low
voltage
power
supply.
Verify correct operation.
053
Exchange ferro transformer.
Verify correct operation.
054
Exchange main power box.
Reconnect and verify correct operation.
055
Is
light
1
(Sweep
Indicator)
(LED,1)
ON?
(Use N
path
if
very
dim)
1
2
Z
N
056
Switch unit off.
Exchange the
01
AI A 1 H2 card.
Switch
Unit
On, adjust and verify correct
operation.
SY27-2510-6
(1/81)
2-01-11
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