Bass up switch (BASS
)
S505:
VGCA (variable gain control amplifier) switch (VGCA)
S506:
Treble down switch (TREBLE
)
S507:
Treble up switch (TREBLE
)
VR501:
Input selector VR (INPUT SELECTOR)
VR502:
Volume control VR (VOLUME)
- 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 theinternal
impedance of the DC circuit tester.
No mark
: Power ON
- Important safety notice:
Components identified by mark have special characteristics
important for safety.
Furthermore, special parts which have purposes of fire-retardant
(resistors), high-quality sound (capacitors), low-noise (resistors),
etc. are used.
When replacing any of components, be sure to use only
manufacturer’s specified parts shown in the parts list.
- The supply part number is described alone in the replacement
parts list.
- Caution!
9
Summary of Contents for SE-HD550
Page 14: ...C328 ECBT1H104ZF5 50V 0 1U 1 F1E1H104A001 14 ...
Page 17: ...Q114 15 2SC3311ATA TRANSISTOR 2 2SC3311A0A 17 ...
Page 21: ...15 Packaging 21 ...
Page 22: ...F010400000YM KH 22 ...
