Whistler PP150AC Power Supply User Manual


 
TROUBLESHOOTING
23
PROBLEM: Low Battery Alarm On All The Time
Problem Solution
Input voltage below Keep input voltage above
10.5 volts. 10.5 volts to maintain
regulation.
Poor or weak battery Replace battery.
condition.
Inadequate power being Check condition of
delivered to the inverter cigarette lighter plug and
or excessive voltage drop. socket. Clean or replace as
necessary.
Yellow LED on
Problem Solution
Equipment has a high Turn inverter power switch
start up surge. OFF (O) and then ON (l)
again until the inverter
powers your appliance.
Repeat as necessary
to get your appliance
"started".
Battery voltage below Recharge or replace
10 volts. battery.
Equipment being operated Use a higher capacity
draws too much power. inverter or do not use this
equipment.
Inverter is too hot (thermal Allow inverter to cool.
shutdown mode). Check for adequate
ventilation. Reduce the
load on the inverter to
rated continuous power
output.
PROBLEM: TV Interference
Problem Solution
Electrical interference from Add a Ferrite data line filter
inverter. on to the TV power cord.
This filter is available at
RadioShack,
part number 273-105.
PROBLEM: Low or No Output Voltage
Problem Solution
Automotive system requires Turn ignition key to
ignition to be on. accessory position.
Inverter fuse blown. Replace fuse according to
Guidelines in "Don’t Blow
A Fuse" Section of this
manual.
Make sure that inverter is
connected to power source
with correct polarity.
Using incorrect type of Use true RMS reading
voltmeter to test output meter.
voltage. See "For You Technical
Types"
Section of this manual.
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TROUBLESHOOTING