Specifications

Chapter 2. Installation and Setup ASMi-31 Installation and Operation Manual
2-4 Installation and Setup 16-05-01 13:37
POS
JP9
SW7
CLOCK
SW6
LBT
INT
EXT
BAUD
3
4
5
6
7
8
9
A
B
C
D
E
F
2
0
1
4.8K
9.6K
19.2K
38.4K
48K
*56K
64K
128K
*144K
*57.6K
*115.2K
16K
32K
2.4K
0.6K
1.2K
SLAV MAST
DSR DTR
DCD CNT
1STB 2STB
EVEN ODD
P. E N D I S
8BIT 7BIT
ASY SYNC
DIP
87654
21
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
RLB
JP14
DIS EN
CHASS-GND
CON
JP18
DIS
JP15
LLB
DIS 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
DIS – The RLB activation from
the DTE is disabled
EN – The RLB activation from
the DTE is enabled
DIS
2 CHASS-GND,
JP18
Controls the connection
between the ASMi-31 signal
ground and the frame (chassis)
ground
CON – Signal ground is
connected to the frame ground
DIS
– Signal ground is
disconnected from the frame
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.