Installation guide
Manuals
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Q1900M Pro3
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16
English
Ser
ia
l Port He
ade
r
(
9-pi
n COM
2)
(
see p.
5, No. 13
)
is COM
2 he
ader
suppo
rt
s a s
eri
a
l por
t
modu
le
.
CC
T
S
#1
RR
T
S#
1
DD
S
R
#1
DD
T
R
#1
RR
X
D
1
GN
D
TT
X
D
1
DD
C
D
#1
1
RR
I
#
1
1
...
...
19
20
21
22
23
...
...
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