49
damaged or
malfunctioned.
4
The screen has
no display or
partial display
a.
The screen is
damaged;
b.
Auto power
saving mode;
c.
The device is
automatically
powered off due
to low battery.
a.
Wake up power
saving mode;
b.
Charge the
battery.
5
The test
records cannot
be stored
a.
The system has
been set not to
store the test
records;
b.
A certain part of
the device is
loosened or
damaged
a.
Check if the
system is enabled
to store the test
records;
b.
Check the
integrity of the
device.
6
The test results
always reads 0
or a value
lower or higher
than the set
limits
a.
The ATP
Quickswab is not
properly used;
b.
The ATP
Quickswab is
expired;
c.
The test is
performed in an
unstable
environment;
d.
The device is
contaminated.
a.
Properly use a
functional ATP
Quickswab;
b.
Recalibrate the
instrument;
c.
Operate the
device in a
compliant
environment;
d.
Clean the test
chamber
