IBM 5500 Operational, Installation, And Maintenance Manual page 117

453 Scope
X1 Probe
Phase A Phase B
two leads of the cable to check the phase B and A lines of the cable, or to
one phase line and the cable shield to check the shield continuity.
4. You can connect the other end of the cable to be tested to the workstation
if the cable is terminated.
5. When checking shield continuity, you should connect the remote end of
the cable to a workstation, or you should terminate it as shown in Figure
46 below.
Phase B
Phase A
Cable Shield
Figure 46: Terminating a Cable
X1 Probe or
Cable (P/N 1650790)
T-Connector
on B-Gate
BNC Adapter
(P/N 453199)
Signal Lead
(phase B)
Signal Lead
(to shield)
Ground Lead
(phase B)
Figure 47: Oscilloscope Setup
55-Ohm Resistor
Resistor Assembly
(part number 7362344)
55-Ohm Resistor
Cable Plug
Ground Lead
(phase A)
55E1I023
55E1I024
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