PC Diagnostics
DISPLAYING MUX VALUES
1. Click Display MUX Values to show the current values for each sensor, contrast setting, printhead
temperature, battery voltage, and more.
The current voltages for the sensors are constantly monitored and updated. The displays correspond to
the channels of the A/D converter on the CPU board. The high, low, and Delta readings are also
displayed.
2. Click f when you finished looking at the MUX values. You return to the main screen.
TESTING THE PRINTHEAD
1. Click Test Print Head to perform a printhead
test. The test checks for bad dots on the
printhead. Depending on your printer, you may
be able to print with up to four bad dots on the
printhead.
2. Click f when you are finished performing
the printhead test. You return to the main
screen.
January 2001
Confidential
DISPLAYING SERVICE
TOTALS
1. Click Display Totals to display and modify the
Service and Machine totals.
9460 Service Manual
Page 25