Assertion: instruction's information | /r/HasProperty | relegated to specialized service manuals
Facets:
value: gradually
type: MANNER
Source sentences:
text: Until the last decade or two of the twentieth century it was common for an owner's manual to include detailed repair information, such as a circuit diagram; however as products became more complex this information was gradually relegated to specialized service manuals, or dispensed with entirely, as devices became too inexpensive to be economically repaired.