| http://www.w3.org/ns/prov#value | - Certain pin positions of connector 276 and the pins of power connector 277 may be connected via suitable interface circuitry with respective spring loaded contacts 232 so that all connections with a data terminal unit are via its contact pads such as 111, 111A, FIG. 9 as previously described e.g. with reference to FIG. 9.
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