OneAccess Crocus CNV, Руководство пользователя и справочник

Страница: 51 / 168

Crocus CNV DIP switches and straps of the Crocus CNV
User manual 41
3.2.4 Straps of the Card Version
Straps JP21 Æ JP28
Use the straps JP21 up to JP28 in order to select between the RJ45 connector or the line connector
block:
•
JP21, JP23, JP25, JP27 makes the selection for converter A
•
JP22, JP24, JP26, JP28 makes the selection for converter B.
Strap setting You can connect to the onboard G703 interface through …
1 – 2 (default)
the RJ45 connector located at the front of the CV.
2 – 3
the line connector block located at the back of the CN4 card nest. For more
information, refer to Section
2.6.3 - Connecting to the onboard G703 using the
RJ45 or line connector block .
Straps JP6, JP7, JP12, JP13, JP29 and JP30
Use the straps JP6, JP7, JP12, JP13, JP29 and JP30 in order to select the line impedance of the
onboard G703 interface:
•
JP6, JP7, JP29 makes the selection for converter A
•
JP12, JP13, JP30 makes the selection for converter B.
Strap setting The line impedance of the onboard G703 interface is …
1 – 2 (default)
120 ohm.
2 – 3
75 ohm.
Changing the line impedance of the onboard G703 interface applies to the front RJ45 connector, as well
as to the line connector block at the back of the CN4 card nest.
1 2 3
1 2 3
1 2 3
1 2 3