Host Interface Port X12 (Reserved) - R&S 4200 Series Operating Manual

Interface Description
Entry in column D (direction): O = Output
Entry in column T (type):
Signal description
USER_OUT2
USER_IN
Host Interface Port X12\Host Interface Port X12 "Radio".doc
6.2.12 RS-422 – Host Interface Port X12 (Reserved)
RS-422 Host interface port (EIA-530)
DCE configurated – DSUB female (25pins)
Fig. 6.12
ATTENTION
Communication Data Connector X13\Communication Data Connector X13 "Radio".doc
I = Input
A = Analog D = Digital
D T Range
O D Ri = 220 Ω
CMOS 3.3 V
I D Contact against
GND = active
Internal pull-up 10 kΩ
to 3.3 V, limited to
max. 6.8 V
RS-422 – Host interface port X12 (reserved).
Reserved connector.
Do not connect any signal to connector X12.
The radio may be damaged if any signal is connected.
B = Bi-directional
P = Power
Contact
X11.14
X11.15
6.13
R&S XU 4200
Remarks
If "User Contact Warning"
is enabled and the input
USER_IN (X11.15) is
"high" (e.g. input open),
the radio will send a
USER CONTACT
WARNING 0430 to the
remote control system.
If "User Contact Warning"
is enabled and the input
USER_IN (X11.15) is
"low" (input connected to
GND), no warning will be
send to the remote control
system.
Note: If "User Contact
Warning" is disabled, no
warning will be send to the
remote control system.
6166.5368.02.01