Rice Lake 920i USB Installation Manual V5.05 - Manual (Page 70)

64 920i Installation Manual
6.2 Connecting a USB Device
The 920i will display a list of connected USB devices. Devices in this list can include the following:
Table 6-1. USB Devices
Device Description
HOSTPC
PRINTER1
PRINTER2
KEYBOARD
DRIVE HOSTPC is used when connecting directly to a PC. The PC will automatically assign a virtual comm port.
Check PC settings to determine which port is assigned.

PRINTER1 is used if one printer is connected. PRINTER2 is used only if a USB hub is connected, allowing for
more than one Type-B connection. In this scenario, the lowest printer ID# will be Printer1.

KEYBOARD supports USB keyboards.

DRIVE supports USB 2.0 flash drives formatted to the Fat 32 or Fat 16 file system.
To connect a USB device,
1. Attach the USB device to the proper USB connector on the indicator. USB connections use Port 2 on the
920i.
2. Press the USB softkey.
Note
If the USB softkey is not displayed, see Section 1.3 on page 4 and Figure 3-13 on page 44 to enable the
softkey.
3. Select the proper device type and press ENTER .
6.3 Using USB Hubs
Hubs are necessary if multiple USB devices are desired to be simultaneously connected. To achieve best results,
use a self-powered hub and follow the below instructions when connecting devices:
1. Connect all USB devices to the hub.
2. With the 920i disconnected from power, connect the hub to the 920i .
3. Connect power to the 920i . All USB devices should be recognized on power-up.
6.4 Disconnecting a USB Device
Prior to unplugging a connected USB device,
1. Press the USB softkey.
Note
If the USB softkey is not displayed, see Section 1.3 on page 4 and Figure 3-13 on page 44 to enable the
softkey.
2. Select No Device* and press ENTER . This also allows a user program to switch devices via APIs.
3. The USB device is now safe to disconnect.