Product specifications

Ku-Band Satellite Transceiver Revision 9
Operation MN/KST2000AB.IOM
3–13
3.4.5 RFTB Remote Interface Connector (J5)
The RFTB remote interface connector (J5) is a 26-pin, MS style female connector. It
routes serial interface signals, KP-10 power, and uplink and downlink fault information
from Unit B J2 remote to RJU-2000 J6, interface M&C connector. Refer to
Table 3-5 for
connector pinout.
Table 3-5. RFTB Remote Interface Connector J5 Pinout Description
Pin Signal Description
A –TX/RX –RX –EIA-485 TX/RX or –EIA-422 RX
B –TX/RX –TX –EIA-485 TX/RX or –EIA-422 TX
C +TX/RX +RX +EIA-485 TX/RX or +EIA-422 RX
D +TX/RX +TX +EIA-485 TX/RX or +EIA-422 TX
E N/C No connection
F N/C No connection
G N/C No connection
H N/C No connection
J GND Ground
K N/C No connection
L GND Ground
M RESET Reset, (momentary low resets system)
N GND Ground
P N/C No connection
R GND Ground
S +12V +12VDC (KP-10 power supply output)
T 2/4 wire EIA-485 (open)/EIA-422 (ground) opera-
tion
U UL_FLT_NC Uplink fault relay, closed = fault
V UL_FLT_CO
M
Uplink fault relay, common
W UL_FLT_NO Uplink fault relay open = fault
X DL_FLT_NC Downlink fault relay, closed = fault
Y DL_FLT_CO
M
Downlink fault relay common
Z DL_FLT_NO Downlink fault relay, open = fault
a N/C No connection
b N/C No connection
c N/C No connection