Check Usb Host - Brother TD-2020 Service Manual

1.2.16 Check USB Host

Checks operation of the USB host. Also checks ability to detect connected USB device when
the machine is not connected to the host. On top of those inspections, communication interface
with WiFi option (PA-WI-001) will be checked too.
Model
TD-2000
TD-2100N
(1) Make sure that the "Check USB host" field is highlighted in yellow and press the [Run]
button to start the inspection.
(2) Check if "Detected" appears in the "Disconnect" field when no device is connected to the
USB host.
(3) Connect the USB bar code reader to the USB host. Check that "Detected" appears in the
"Connect" field.
(4) When "Detected" appears in both fields, the inspection finishes as "OK".
Inspection
Invalid
Valid
Figure 34. "Check USB host" start-up
Figure 35. Disconnection detected
Figure 36. USB bar code reader connection detected
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