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1780R-Series Service Manual
6–15
Troubleshooting
Since this manual is a troubleshooting aid, its organization is described here.
This material is general, and does not cover specific cases.
Troubleshooting Aids
The foldout pages at the back of the manual contain block and schematic
diagrams, circuit board illustrations, and look-up charts. See Figure 6–4.
Figure 6–4: Using foldout pages
Diagrams. Schematic diagrams show the circuit number and electrical value of
each component. Symbols used on these diagrams are defined on the first page
of Section 9. Circuit boards are indicated by a heavy border.
Refer to the Replaceable Electrical Parts List for a complete description of each
component.
Foldout Pages