ABC25UKA Manual
Page 28 of 36
Figure 1.3 — RJ45 connector configuration
PC interface name
From PC Interface pin
Pin name
From BUC pin
NC
NC
R
NC
NC
U
NC
NC
K
Ethernet 3
RX_P
C
6
RX_N
P
1
TX_P
L
2
TX_N
N
RS-485 5
GNDISO
A
4
TX_B
H
3
TX_A
T
1
RX_B
F
2
RX_A
S
RS-232 5
GNDISO
G
2
TX_RS-232
J
3
RX_RS-232
E
NC
MUTE_IN
M
NC
ALARM_IN
B
NC
P_OUT_OUT
D
NC
GNDISO
V
Table 1 — BUC to PC Cable Connection
