Rohde & Schwarz 1145.1010.04/05/06, Operating Manual

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Front Panel Tour R&S
®
ZVB
1145.1055.62 1.8 E-2
The three LEDs above each test port indicate the connector state:
The amber LED is on while the connector is used as a source port.
The green LED is on while the connector is used as a bidirectional (source and receive) port.
The blue LED is on while the connector is used as a receive port.
USB Connector
Double Universal Serial Bus connector of type A (master USB), used to connect e.g a keyboard, mouse
or other pointing devices, a printer or an external storage device (USB stick, CD-ROM drive etc.).
The length of passive connecting USB cables should not exceed 1 m. The maximum current per
USB port is 500 mA.
Ground Connector
Connector providing the ground of the analyzer's supply voltage.
Attention!
Electrostatic discharge (ESD) may cause damage to the electronic
components of the DUT and the analyzer. Use the wrist strap and cord
supplied with the instrument to connect yourself to the
GND connector.