Control Data Corporation CYBER 180 810 Maintenance And Parts Manual page 63

TABLE 4-6. SYSTEM FAULT CONTROLS
l_~P~a~n~e~l"--M=a=r~k=i=n~g
_
_._~D~e=s=c=r~i~p=t=io~n=-,__-~~~~~F~u=n~c~t~i~o~n------~--
1
I RESET
I
I
ICB OFF
I
I
I
I CABLE
I PROTECTION
I
I
!LOGIC POWER
!SUPPLY
I
!SMOKE DET
I
I
I
!*LOW AIR FLOW
I
I
I
!PUSH RESET
I
I
'
I
l*AIR OUT
I
'
I
'
l*AIR IN
'
L
'
I FAULT
I
I
I
Pushbutton
switch
Indicator
Indicator
Indicator
Indicator
Indicator
Indicator
Indicator
Indicator
Indicator
Press when PUSH RESET indicator
is on.
Indicates that a circuit
breaker other than the 50/60 Hz
disconnect breaker has tripped.
Indicates that a cable or
connector is open (in the
cable protect line).
Indicates a fault in
one of the logic power supplies.
Indicates a missing
smoke detector bypass jumper on
a protect board.
Indicates low air flow
in the power column or the
logic columns.
Lights after a time delay when
any fault indicator lights.
Also lights when 50/60 Hz power
has been lost and restored.
Indicates high outlet temperature
in a logic column or a missing
bypass jumper in the power
column protect board.
Indicates high ambient
temperature in the power column
or the logic columns.
Indicates an AIR FLOW,
or AIR IN fault or a missing
bypass jumper in the power
column.
'~~~~~~~~--~~~~~_._~~~~~~~~~~~~~~~
I
I* Check fault LED indicators at back of cabinet to see which logic
I
column has the fault (see figure 4-6 for location).
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