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5.4
Fault Finding and User Repair ............................................................................. 97
5.4.1
Introduction......................................................................................... 97
5.4.2
Diagnostics and Fault Indications....................................................... 98
5.4.3
List of General Fault Finding Procedures and Hints .......................... 98
5.4.3.1
Location of Malfunction .............................................. 98
5.4.3.2
External Factors ........................................................... 98
5.4.3.3
Safety at Start/Stop....................................................... 99
5.4.3.4
Check of Power Supply................................................ 99
5.4.4
User Repair ....................................................................................... 100
5.4.4.1
I/O Module Replacement ........................................... 100
5.4.4.2
Power Supply Module Replacement .......................... 100
5.4.4.3
Communication Module Replacement....................... 102
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A.1
SD811/SD812 Power Supply Module, 24V d.c................................................. 105
A.2
TB805/TB806 ModuleBus Cable Adapter-Out/In............................................. 111
A.3
TB807 ModuleBus Terminator .......................................................................... 114
A.4
TB810/TB811 ModuleBus Optical Port ............................................................ 117
A.5
TB820 ModuleBus Modem ............................................................................... 121
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B.1
Power Up on S800 I/O ....................................................................................... 127
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Figure 1-1.
S800 I/O Fieldbus Communication Interface with an I/O Module on
Compact and Extended MTUs ................................................................... 1
Figure 1-2.
Typical I/O Station Base Cluster with S800 I/O......................................... 9
Figure 1-3.
Typical I/O Station Base Cluster with Redundant FCIs to S800 I/O ......... 9
Figure 1-4.
TB810/TB811 Optical ModuleBus Port installed in CI810 FCI .............. 11
Figure 1-5.
TB820 ModuleBus Modem ...................................................................... 12
Figure 1-6.
TB820 ModuleBus Modem Dimensions .................................................. 13
Summary of Contents for S800 I/O
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