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User Manual
2253i / 2253iX
AMETEK
California Instruments
101
7.3.3 Overload Light is On
CAUSE
SOLUTION
Unit is overloaded
Remove overload or check CL setting
Unit is switched to high voltage range.
Select correct voltage range.
7.3.4 Distorted Output
CAUSE
SOLUTION
Power source is grossly overloaded.
Reduce load
The crest factor of the load exceeds 3:1.
Reduce load current peaks by reducing
load.
7.3.5 No Output and No Lights on Front Panel
CAUSE
SOLUTION
Input switched off.
Switch unit on.
No input power.
Ensure power is present at AC input
terminal block.
Incorrect input voltage
Voltage applied to a unit is outside of
allowable input voltage range. Check
model number tag on unit for required
input voltage.
7.3.6 No Output But Front Panel controller is active
CAUSE
SOLUTION
“OUTPUT ON” button is turned off.
Press OUTPUT ON so that “ON” LED is
lit.
Current limit programmed down or to zero.
Program current limit higher.
Voltage programmed down or to zero.
Turn amplitude control up.