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 SB 740-91-01
Step
Setting and Instructions
Normal Indication
A
(con't)
(30)
b)
and a decimal point
will be displayed
until timed out.
The display will
then be as follows:
c)
SCA Sequentially
displays QE000-0 to
QE9999-9 then QE12345.
GA1 displays 12345
until timed out. GA2
Sequentially displays
0000-0 to 9999-9, then
12345. A vertical upward
arrow will appear in left
hand character position
of this GA for the duration
of this test.
(31) Switch all power off. Interchange
the two GA connections.
Set all power on.
a)
Alarm sounds.
Press and release."1" key.
b)
Alarm off.
Press and release READY key.
c)
SCA displays GUNO1EOM
Press and release SELF TEST key.
d)
Alarm on.
e)
Alarm off.
f)
SCA displays "PHASE A"
Press and release SELF TEST key.
g)
Alarm on.
Check for step 30 indications.
h)
Alarm off.
i)
SCA displays "PHASE B"
(32) Press and hold SELF TEST key.
a)
Alarm on.
SCA displays "PHASE C"
Test indicator on.
Release SELF TEST KEY.
b)
Alarm off.
SCA displays "KEY NOW"
Press and release each key in turn,
c)
KEY
DISPLAY
(except SELF TEST). Display reads
MSN/MOF/l
GUNO1EOM
as shown.
SP INST/2
SP NONE
SH/3
SH
LOT/4
LOT
CHG/5
CHG
FZ/6
FZ
FZ/SET/7
TI
DF/8
DF
QE/9
QE
FFE SH
SH
Change 1 B-130.23
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