Good qulity. Even as it is an old manual (from 1991-1992) it has a good scanned quality and is complete, including user's manual, disassembly intructions, diagrams and schematics, ajustments, troubleshooting and parts list, as usual with SONY manuals and Owner-manuals service.
Text excerpt from page 39 (click to view)
KEH-1800,1850
7.2 DISASSEMBLY
- Removing the Case(not shown) 1. Remove the three screws. 2. Remove the Case. - Removing the Cassette Mechanism Assy
(not shown)
1. Remove the four screws. 2.Disconnect the connector, and then removing the Cassette Mechanism Assy. - Removing the Panel Unit(Fig.1) Disengage the stopper at two locations indicated Remove the Panel Unit.
Panel Unit
Fig.1
- Removing the Tuner Amp Unit(Fig.2) Removing the two screws.
Removing the three screws.
Removing the screw.
Unbend the tabs at four locations indicated by arrow until straight. Remove the Tuner Amp Unit.