Rohde & Schwarz NRT2 Manual De Instrucciones página 34

®
R&S NRT2
USB 2.0 (universal serial bus) interface of the type B (receptacle). Used to connect the
R&S NRT2 to a computer.
Table 5-1: Pin assignment
Pin
1
2
3
4
USB Host Interface
See
USB 2.0 (universal serial bus) interfaces of the type A (host USB). Used to connect
external devices like a keyboard, mouse, memory stick, or to perform a firmware
update.
Table 5-2: Pin assignment
Pin
1
2
3
4
AC Supply and Power Switch
See
When the R&S NRT2 is connected to the AC supply, it automatically sets itself to the
correct range for the applied voltage. The range is printed on the type label. There is
no need to set the voltage manually.
For more details, see
on page 12.
Getting Started 1430.0573.02 ─ 02
Abbreviation
VBUS
D−
D+
GND
Figure 5-2.
Signal name Description
VBUS Power
+ 5 V / + 0.5 A max.
D- USB 2.0 differential pair
D+
GND Ground
Figure 5-2.
Chapter 4.1.3.2, "Connecting to the AC Power
Signal
+5 V input
Data −
Data +
Ground
Instrument Tour
Rear Panel Tour
Supply",
19