AD-net Technology. CO LTD
- 8 -
www.ad-net.com.tw
OFF: use the user’s Setting IP address
There are 4 group dips on the bottom of panel, used for controlling the E1 / T1
interface impedance and 75
Ω
unbalanced interface shell grounding, as the Table
2.3-3.
Table 2.3-3 Dip Switches Definition of bottom panel
Dip
Definition
One
ON: the first channel of E1/T1 Interface
impedance is 75
Ω
OFF: the first channel of E1/T1 Interface
impedance is 120
Ω
-E1/100
Ω
-T1
Two
ON: the first channel of E1/T1 Interface shell
grounding
OFF: the first channel of E1/T1 Interface shell
suspended
Three
（
only SA1602
support
）
ON: the second channel of E1/T1 Interface
impedance is 75
Ω
OFF: the second channel of E1/T1 Interface
impedance is 120
Ω
-E1/100
Ω
-T1
Four
（
only
SA1602support
）
ON: the second channel of E1/T1 interface shell
grounding
OFF: the second channel of E1/T1 interface
shell suspended
2.3.4
E1/T1 Port
AN-TDM-IP-1E1-A equipment with 1 channel of 120
Ω
-E1/100
Ω
-T1 balance
interface, AN-TDM-IP-2E1/A equipment with 2 channels of “120
Ω
-E1/100
Ω
-T1
balance interface, all adopt RJ-48 C form. RJ-48 C joints and wire sequence and
signals defined as follows.
8
1
Fig 2.3-5 RJ48-C socket pin sequence
Table 2.3-4 RJ-48C 120
Ω
-E1/100
Ω
-T1signal definition
Pin
1
2
3
4
5
6
7
8
-
+
+
-
Signal
E1-IN
GND
E1-OUT
GND
Manuel de l'usager du Mux IP vers 2xE1
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