Chapter 7 Device Installation Preparation And Connection; Pre-Installation Checking And Preparing; Make Sure That The E1 Cable Applied Meet The Requirement Of The Device; Make Sure That The Fiber Applied Matches The Requirement Of The Device - Raisecom RC831-120-M User Manual

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Chapter 7 Device Installation Preparation and Connection

7.1 Pre-installation checking and preparing

Firstly, please check the model and the number of the device and spare parts according to the packing
list. Please be sure that the appearance of the device is intact. If there is any evidence that the device
has been affected by damp, please dry it before installation.
Please read this manual with caution before installing the device; please have all types of cables that
are needed ready and make sure there are no short circuits and open circuits; please make sure that
the power supply of the chassis works in the operating voltage range; please have the rack of the
chassis device well earthed; please prepare BER tester, optical power meter for line quality testing;
please fix the device on to a 19-inch rack or place it on a safe and stable place, please be cautious of
the environment requirement of the device.

7.1.1 Make sure that the E1 cable applied meet the requirement of the device

If the E1 line to which the RC831-120/120-BL will connect to is composed of PDH and SDH
devices, please refer to the user manual of the corresponding device for parameters like E1 interface
type, definition and impedance.

7.1.2 Make sure that the fiber applied matches the requirement of the device

For RC831-120/120-BL-M, please use multi-mode fiber with SC/PC connector.
For RC831-120/120-BL-S1/S2/S3, please use single-mode fiber with SC/PC connector.
For RC831-120/120-BL-SS13/SS15/SS23/SS25, please use single-mode fiber with SC/PC
connector.

7.1.3 Confirm the fiber cable type applied

The cable type for the interface of multi-mode fiber:
62.5/125um multi-mode fiber or 50/125um multi-mode fiber
The cable type for the interface of single-mode fiber:
9/125um single-mode fiber

7.2 Installation procedures

7.2.1 Device installation

Please fix the device firmly.

7.2.2 Cable connection

Please connect the cables in need according to factual situation. For details, please refer to Chapter 5
for "Basic Connection and Typical Application".
User Manual
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