E1/T1 Port - AD-net Technology AN-TDM-IP-1E1/2E1-A User Manual

Manuel de l'usager du Mux IP vers 2xE1
There are 4 group dips on the bottom of panel, used for controlling the E1 / T1
interface impedance and 75
2.3-3.
Table 2.3-3 Dip Switches Definition of bottom panel
Dip
One
Two
Three （only SA1602
support ）
Four （only
SA1602support ）
2.3.4

E1/T1 Port

AN-TDM-IP-1E1-A equipment with 1 channel of 120
interface, AN-TDM-IP-2E1/A equipment with 2 channels of "120
balance interface, all adopt RJ-48 C form. RJ-48 C joints and wire sequence and
signals defined as follows.
Pin 1
-
Signal
E1-IN
- 8 -
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OFF: use the user's Setting IP address
unbalanced interface shell grounding, as the Table
ON: the first channel of E1/T1 Interface
impedance is 75
OFF: the first channel of E1/T1 Interface
impedance is 120 -E1/100 -T1
ON: the first channel of E1/T1 Interface shell
grounding
OFF: the first channel of E1/T1 Interface shell
suspended
ON: the second channel of E1/T1 Interface
impedance is 75
OFF: the second channel of E1/T1 Interface
impedance is 120 -E1/100 -T1
ON: the second channel of E1/T1 interface shell
grounding
OFF: the second channel of E1/T1 interface
shell suspended
1
Fig 2.3-5 RJ48-C socket pin sequence
Table 2.3-4 RJ-48C 120 -E1/100 -T1signal definition
2 3
+
GND
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Definition
8
4 5
+ -
GND
E1-OUT
-E1/100 -T1 balance
-E1/100
6 7 8
-T1