Section VII
Normal
Circuit or
If Indication
Step
Procedure
Indication
Function Tested
Is Abnormal
1
Console Power Test
Part
POWER ON indi-
I
Remove panel assembly
This light is paral-
Replace burned out
from case and connect
cater shall light.
leled with input power
lamps and fuses.
Electrical Power Test Set
and verifies the appli-
Check that power cables
to EXC VOLTS meter
cation of 115 volts,
are properly and
terminals.
400 cps to power
securely connected.
voltage control.
Connect cable assembly W1
Check Power Cart out-
from 1J1 of Console to
put for 11510 volts,
Power Cart,
4005 cps.
MODE SELECTOR of
Check power cable and
Console to CAL.
replace if faulty.
POWER ON-OFF of
Check POWER ON-OFF
Console to POWER-ON.
switch. Replace if
faulty.
1
If no indication on either
Rotate VOLTS ADJUST
The FREQUENCY
These meters are
control to obtain 23.5
meter, check Power
Part
meter of Console
connected across
II
volts on EXC VOLTS
Cart output for 11510
power voltage control
and Power Test
meter.
to verify presence of
volts, 400+5 Cps.
Set frequency
correct voltage and
meter shall indi-
Check Console wiring.
Observe FREQUENCY and
frequency.
cate 4005 cps.
EXC VOLTS meters of
Check variable power
Console, and Electrical
EXC VOLTS meter
Power Test Set frequency
of Console and
meter and voltmeter.
voltmeter of
Check for 23. 5-volt
Electrical Power
output at 1P7-W. If no
Test Set shall indi-
indication on Console
cate 23.50.5 volts.
FREQUENCY meter,
and if Electrical Power
Test Set frequency
meter indication is nor-
real, replace meter.
If no indication on
Console EXC VOLTS
meter, and Electrical
Power Test Set volt-
meter indication is
normal, replace meter.
1
Same as part II, this
Same as part II,
Replace MODE
Same as part II, this
P a r t step except:
this step.
step.
SELECTOR switch.
III
MODE SELECTOR to
VOLTS meter terminal.
7-2
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