Figure 2-1. tma 4882-27 configuration controls, 3 set shield ground jumper, 4 go to local (gtl) enable/inhibit – KEPCO TMA 4882-27 User Manual

Page 23: Set shield ground jumper -5, Go to local (gtl) enable/inhibit -5, Tma 4882-27 configuration controls -5, See figure 2-1), Ure 2-1)

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TMA 4882-27 021910

2-5

FIGURE 2-1. TMA 4882-27 CONFIGURATION CONTROLS

2.2.3

SET SHIELD GROUND JUMPER (SEE FIGURE 2-1)

The TMA 4882-27 is shipped from the factory with the Control Bus cable shield grounded to the
TMA 4882-27 chassis. In some cases, however, it may be desirable to break this connection to
eliminate system “ground loops.” The jumper which sets the Shield Ground state is accessible
after the cover is removed:

• JUMPER INSTALLED = shield grounded (factory default)

• JUMPER REMOVED = shield not grounded

2.2.4

GO TO LOCAL (GTL) ENABLE/INHIBIT (SEE FIGURE 2-1)

The TMA 4882-27 is shipped from the factory with the GTL command enabled. Removal of the
IEEE 488 cable while the unit is executing a read or write command may be interpreted as a
GTL command. This possibility can be eliminated by inhibiting the GTL command. To inhibit the
GTL command, the Go To Local jumper (accessible after the cover is removed), must be
removed

• JUMPER INSTALLED = GTL command enabled (factory default)

• JUMPER REMOVED = GTL command inhibited

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