Before Repair; Operation Checks And Component Replacement Procedures; Operating Instructions - Technics SH-DV290EG Service Manual

1. Before Repair

This equipment (SH-DV290), which is the component of the system, is supplied with power from
the amplifier (SA-DV290).When repairing this equipment or checking operation of the system, be
sure to connect the amplifier with it.
Power supply and operation check in the state of it as a single equipmenet are impracticable.

2. Operating Instructions

3. Operation Checks and Component Replacement
Procedures
- This section describes procedures for checking the operation of
the major printed circuit boards and replacing the main
components.
- For reassembly after operation checks or replacement, reverse the
respective procedures. Special reassembly procedures are
described only when required.
3.1. Checking for the FL P.C.B.
3