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32 Agilent E6474A User’s Guide
3 Set Up Your System
To find out more about connecting these devices to the E6473B
hub and how the hub is configured, refer to the relevant section
in this chapter.
Connecting two direct connect hub systems
If your system includes two Direct Connect Hub units, connect
them together as follows:
Direct connect hub connections
Verifying E6473B hub installation
To verify driver installation and that your PC can see the
E6473B hub you should use the configuration utility and device
manager to confirm port identification.
Once the E6473B hub drivers have been installed, a COM port
utility is added to your PC. With this utility you can see what
COM ports have been assigned to which part of the hub and lets
you change COM port labelling.
Do this
Notes
1 Connect the USB cable (E6473-60005) to the (USB
Downstream) port on the front panel of the Direct Connect
Hub connected to the computer.
2 Connect the opposite end of the cable to the (USB
Upstream) port on the front panel of the second Direct
Connect Hub.
3 If programmed, insert the software license key into the
(USB Downstream) port on the front panel of any
available USB Downstream. Otherwise, plug the DB25 key
into the parallel port of the computer
CAUTION
To prevent damage to the direct connect hub or phone, always power
the direct connect hub off before connecting or disconnecting a phone.