RAD Data comm ASMi-31 Manuale Utente
Chapter 2. Installation and Setup
ASMi-31
Installation and Operation Manual
2-4
Installation and Setup
16-05-01 13:37
POS
JP
9
SW
7
CLOCK
SW
6
LBT
INT
EXT
INT
EXT
BAUD
3
4
5
6
7
8
9
A
B
C
D
E
F
4
5
6
7
8
9
A
B
C
D
E
F
2
0
1
1
4.8K
9.6K
19.2K
38.4K
48K
*56K
64K
128K
*144K
*57.6K
*115.2K
16K
32K
9.6K
19.2K
38.4K
48K
*56K
64K
128K
*144K
*57.6K
*115.2K
16K
32K
2.4K
0.6K
1.2K
1.2K
SLAV
MAST
DSR
DTR
DCD
CNT
1STB
2STB
EVEN
ODD
P.EN
DIS
8BIT
7BIT
ASY
SYNC
DI
P
8
7
6
5
4
7
6
5
4
2
1
1
1 2
3 4
5
6
7
8
9
A B C D
E
F
RL
B
JP
1
4
DI
S
EN
CHASS-GND
CON
JP
1
8
DIS
JP15
LL
B
DI
S
EN
1
2
3
4
5
6
*
Baud rates not applicable
.
Figure 2-1 ASMi-31 PCB Layout
Table 2-1 ASMi-31 Internal Jumpers and Switches
Item Jumper
Description
Values
Default Setting
1
RLB, JP14
Controls the remote loopback
activation from the DTE
activation from the DTE
DIS
– The RLB activation from
the DTE is disabled
EN
EN
– The RLB activation from
the DTE is enabled
DIS
2
CHASS-GND,
JP18
JP18
Controls the connection
between the ASMi-31 signal
ground and the frame (chassis)
ground
between the ASMi-31 signal
ground and the frame (chassis)
ground
CON
– Signal ground is
connected to the frame ground
DIS
DIS
– Signal ground is
disconnected from the frame
ground
ground
CON
Note: Disconnecting the signal ground from the frame ground may render the unit unsafe for connection to
unprotected telecommunication networks in some locations.
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