Technics SH-DV250, Руководство по обслуживанию

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- S601: Display mode (DISPLAY MODE) switch.
- S602: DOLBY PRO LOGIC (
PRO LOGIC, OFF/ ON) switch.
- S603: Super surround (SUPER SURROUND) switch .
- S604: Super sound EQ (SUPER SOUND EQ) switch .
- S605: Center focus (CENTER FOCUS) switch.
- S606: Virtual rear surround (VIRTUAL REAR SURROUND) switch.
- S607: Multi rear surround (MULTI REAR SURROUND) switch.
- S608: Jog control ( ) switch.
- S609: Jog control ( ) switch.
- S610: Jog control ( ) switch.
- S611: Jog control ( ) switch.
- S612: Super 3D AI EQ (SUPER 3D AI EQ) switch.
- S613: Seat position (SEAT POSITION) switch.
- S614: Joystick (MULTI JOG) switch.
- 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 internal
impedance of the DC circuit tester. /
No mark: Power on
Important safety notice:
Components identified by mark have special characteristics impotant for safety.
Furthermore, special parts which have purpose of fire-retardant (resistors), high-quality sound
(capacitors), low-noise (resistors), etc. are used. When replacing any of components, be sure to
use only manufacture’s specified parts shown in the parts list.
Caution!
- IC and LSI are sensitive to static electricity.
- Secondary trouble can be prevented by taking care during repair.
- Cover the parts boxes made of plastics with aluminum foil.
- Ground the soldering iron.
- Put a conductive mat on the work table.
- Do not touch the legs of IC or LSI with the fingers directly.
Voltage and signal line
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