Verifying that all MS70 cables are properly connected
The MS70 relies on communication between each system unit, and between the MS70 and external devices. It is very important that all cables are correctly installed, that the proper cable types have been used, and that all cables are connected correctly.
Prerequisites
•  The MS70 is installed as specified in the MS70 Installation manual.
•  The MS70 has been set up with its hardware units connected as specified in the MS70 Installation manual.
•  All system cables are installed.
•  All cable connections are made.
•  Correct operating power is available.
You need the following equipment:
•  Cable tester
•  Multimeter
Context
All cabling is described in the Cable layout and interconnections chapter. Refer to the cable plan, the cable list and the basic cable requirements.
Procedure
1 For each cable that is in used on the MS70:
a Verify that the cable has been installed as specified in the Cable layout and interconnections chapter.
Note
Pay special attention to transducer cables. These must not be installed too close to power cables.
b Verify that the DC power cables from each Power Supply Unit to the Transceiver Unit are installed in metal conduits.
c Verify that the connections made at each end of the cable are correct.
d Verify that the cable is properly identified.
2 If possible, use a multimeter or a dedicated cable tester to check the continuity in each cable.
3 Use a qualification tester to verify that each Ethernet cable is correctly wired, and meets the specifications related to quality and bandwidth.
4 If irregularities are found, write these down in the in the Installation remarks table.