MP7500 Router Installation Manual Version 1.0
Channelized E1 Interface Board (RM7B-
8CE1H, RM7B-16CE1H, RM7B-32CE1H)
and Non-channelized (RM7B-8E1H,
RM7B-16E1H, RM7B-32E1H) Cable
Connection
This section describes how to connect channelized E1 interface board
(RM7B-8CE1H, RM7B-16CE1H, RM7B-32CE1H) and non-channelized
interface board (RM7B-8E1H, RM7B-16E1H, RM7B-32E1H) cable.
Step 1: Insert the 40-pin plug of the cable into the jack of the channelized
E1 or non-channelized interface board.
Step 2: Connect the BNC connector of the other side of the cable to the
corresponding device.
Note that the TX cable is connected to the RX end of the peer device and
the RX cable is connected to the TX end of the peer device.
During connection, pay attention to the interface ID and avoid inserting
into other interface, which may cause damages on the modules or the
router host.
If LINK light flashes, it means that there is loopback on the circuit.
If STATE light is off/on, it means that the channelized E1 interface board
and non-channelized E1 interface board do not work normally.
Channelized POS High-speed Interface
Board (RM7B-1CPOS-OC3H, RM7B-
2CPOS-OC3H, RM7B-4CPOS-OC3H)
Cable Connection
Connect the channelized POS high-speed interface board as follows:
Step 1: Insert the fiber connector into the jack of the channelized POS
high-speed interface board optical module.
Step 2: Connect the other side of the fiber to the corresponding device.
Note that the TX cable is connected to the RX end of the peer device and
the RX cable is connected to the TX end of the peer device.
During connection, pay attention to the interface ID and avoid inserting
into other interface, which may cause damages on the modules or the
router host.
Maipu Confidential & Proprietary Information
Page
57
of
62
