ANNEX B. Cable Specifications
102
© SAMSUNG Electronics Co., Ltd.
(Continued)
RJ-21
(Left)
RJ-21
(Right)
Signal
name
RJ-21
(Left)
RJ-21
(Right)
Signal
name
12
37
12
37
TIP 12
RING 12
25
50
25
50
TIP 25
RING 25
13
38
13
38
TIP 13
RING 13
- -
-
E&M-2M Module Cable
Cable Shape
Figure A.10 E&M-2M Module Cable
Cable Signaling and Pinout
Two-Wire Operation,
Type
Four-Wire Operation,
Type
Pin
Signal
Description
1
2
3
5
1
2
3
5
1
SB
-48 V signaling
battery
- SB
SB
- - SB
SB
-
2 M-lead Signaling
input M M M M M M M M
3 R
Ring,
audio
input
- - - - R R R R
4
R or R1
Ring, audio
input/output or
output
R R R R R1
R1 R1 R1
5
T or T1
Tip, audio input/
output or output
T T T T T1 T1 T1 T1
6
T
Tip,
audio
input - - - - T T T T
7 E-lead Signaling
output
E E E E E E E E
8 SG
Signaling
ground
return
- SG
SG
- - SG
SG
-
Содержание Ubigate iBG3026
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