Avery Weigh-Tronix PC-805, Service Manual

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10
Count Count
Choose this to display the raw, digital counts from the
Quartzell
TM
. The raw count should be approximately 90,000. If
tension and compression crystal counts are present and stable,
the QDT cell is functioning properly.
SERIAL Choose this to perform a serial loopback test. You must connect
the transmit and receive lines together for this test to work.
Display will show pass or fail.
dISPLAY Display
Choose this to display the model number, software version part
number and revision and to perform a display segment test.
bUttonS Buttons
Choose this to test the keys of the front panel. Each key press is
spelled out in the display to show it is functioning properly. The
COUNT/WEIGHT key will return the display to bUttonS .
HI RESA High resolution with AZT enabled
Choose this to display weight data with 1,000,000 count resolu-
tion. AZT is enabled during this test. Press the SAMPLE or
COUNT/WEIGHT key to stop the test.
HI RESn High resolution with no AZT
Choose this to display weight data with 1,000,000 count resolu-
tion. AZT is disabled during this test. Press the SAMPLE or
COUNT/WEIGHT key to stop the test.