ASP STERRAD 100, Service Manual, Page: 84 / 309

Unit Does Not Print Black Characters
During Black Character AutoTest
Problem/Condition
During the AutoTest procedure the LCD indicates that the black
character test is running correctly, however no black characters are
printing.
Action
F
Check the printer ribbon.
F
Check the positioning of the AutoTest connector. If it is off by one
row of pins, the printer test malfunctions.
F
Check the microprocessor board cables.
F
Check the printer DIP switches for correct settings.
F
Replace the printer.
RF Amplifier Problems
Problem/Condition
The RF amplifier appears to have failed. This is indicated by any one of
the following:
F
The front panel indicates that the reflected power is extremely high
and the delivered power is low; the Bird Watt meter reads 400W
F
Reflected power fails to stabilize within 20 minutes and/or drops
below 100 mV (20 W).
F
Delivered power fails to stabilize
Action
F
Check all connectors and screws on the RF match, the RF cable and
the generator.
F
Manually inject peroxide, then perform RF test with Bird Watt meter
removed.
F
If removing the Watt meter has little or no effect on the reflected
power reading, clean the RF match connector and the RF connector
with alcohol. Then CAREFULLY scuff the connector with needle nose
pliers to make a better contact.
F
Replace the RF cable.
Using System Messages System Messages
ASP Service Guide rev D STERRAD® 100 Sterilizer 3-45