VS300 Troubleshooting Manual Parts ListsPage 3-2 Issue 10.0 2019-01-18Reference designation listsReference designation lists are provided for:• assemblies with an alpha-prefixed Nautel nomenclature (e.g., NAPA23/03A)• cable harnesses with a numbered Nautel part (e.g., 211-8004-01)• optional kits with a numbered Nautel partTo obtain the full reference designation for a specific part the Nautel configuration controlnumber must be located in the family tree (Figure 3.1 on page 3-4) to include the referencedesignation of all higher level assemblies. The reference designation lists are presented inalphanumeric order - for each component level of the transmitter - are divided into columns toaid in locating specific information.Column contentThe following paragraphs provide an explanation of the purpose and contents of each columnin the part number indexes.Component Level, Stock Code ColumnThis column contains the Component Level number (01 through 10, as required) and theNautel Stock Code (part number) assigned to each part.Component LevelThis number represents the level of a component in relation to the highest level parts list. Inthis case the highest level parts list is the VS300’s overall parts list, or the top block in thefamily tree shown in Figure 3.1 on page 3-4 to determine where to locate its part information.Components that are directly descended from the highest level parts list are component level01. The associated stock code and description for level 01 items appear in bold text in thereference designation list, followed by their sub-assembly components, as applicable. Level 01items are sorted alphanumerically.Components that are directly descended from component level 01 items are component level02. The associated stock code and description for level 02 items appear below their associatedlevel 01 component, slightly indented, followed by their sub-assembly components, asapplicable. Level 02 items are sorted alphanumerically.Component level 03 through 10 items, as applicable, descend similarly to component level 02items, with continuing indentations to identify each new level.