Schematic Diagram Notes - Technics SL-DV290EE Service Manual

12.1. Type Illustration of IC's, Transistors and Diodes

12.2. Schematic Diagram Notes

This schematic diagram may be modified at any time with the development of new technology.
Notes:
- S1 : Tray position 1 detect switch.
- S2 : Tray position 2 detect switch.
- S3 : Tray open detect switch.
- S4 : Clamp detect switch.
- S5 : Bottom detect switch.
- S601 : Disc select (DISC5) switch.
- S602 : Disc select (DISC4) switch.
- S603 : Disc select (DISC3) switch.
- S604 : Disc select (DISC2) switch.
- S605 : Disc select (DISC1) switch.
- S606 : Disc direct open (DIRECT OPEN, DISC1) switch.
- S607 : Disc direct open (DIRECT OPEN, DISC2) switch.
- S608 : Disc direct open (DIRECT OPEN, DISC3) switch.
- S609 : Disc direct open (DIRECT OPEN, DISC4) switch.
- S610 : Disc direct open (DIRECT OPEN, DISC5) switch.
- S611 : Disc tray open/close ( , OPEN/CLOSE) switch.
- S612 : A-B repeat (A-B REPEAT) switch.
- S613 : Repeat (REPEAT) switch.
- S614 : CD edit (CD EDIT) switch.
- S615 : Cinema mode (CINEMA MODE) switch.
- S616 : Double re-master (DOUBLE RE-MASTER) switch.
- S617 : Pause ( ) switch.
- S618 : Stop ( ) switch.
- S619 : Play ( ) switch.
- S620 : R. skip/search (
- S621 : F. skip/search (
- Indicated voltage values are the standard values for the unit
measured by the DC electronic circuit tester (high-impedance) with
the chassis taken as standard. Therefore, there may exist some
errors in the voltage values, depending on the
internalimpedanceofthe DC circuit tester.
No mark: CD STOP
) switch.
) switch.
51