Technics SU-8055 X User Manual

Earth (Ground) Lines
ke
ee
any
eee
ome:
[BASS]
[TREBLE
Sul
ee
SUBSONIC
FILTER]
[PHONO]
HIGH
FILTER]
[100K(0)x2
100K
(C)x2
me
T
|
as a Sanna lial dad cant
Campi
LOUDNESS
C828
CURRENT MIRROR
QI01, 102
PHONO INPUT AMP.
\
Q401 411,412
x ; 0402 ‘ a408
85 2SA798A 2SA564 2SATIBA eSCI8i5
VE DIFFERENTIAL CURRENT STABILIZER DIFFERENTIAL. EMITTER FOLLOWER
ae a Bes 104
2SCI885 EQUALIZER AMP
PRE DRIVE
€401,402
»TKOOSON
Qs501
Qso2
2SA6B4NCE 2SD762
REGULATOR REGULATOR
\ f
ON POWER PACK
oe Q105,106
\_ 2SAiol
EQUALIZER AMP
= <4 =e Oo = = = i i 70
! Pes S
| bo oR PLAYBACK] [REC OUT] [PLAYBACK] [REC OUT] AUX GROUND] REC/PLAY
Ww
Lape
veck2!
Lape
DECK
TAPE
DECK
|
J (SPEAKER CIRCUIT PROTECTION FUSES)
[9]
BALANCE
VOLUME
Notes:
1. $1: Input selector switch in ‘‘PHONO” position.
@ TAPE 2 <> @ TAPE 1<—» @ PHONO <> @ TUNER <> @) AUX
2. $2: Recselector switch in "OFF" position.
@
TAPE
2h1
<>
@
TAPE
12
<>
@
OFF
<«—>
©
PHONO
<>)
TUNER
<—>
@® AUX
3. $3: High filter switch in “OFF” position.
4. S4 _ : Loudness switch in OFF” position.
5. $5 : Phono MM/MC cartridge selector switch in ‘‘MM" position.
6. S6_ : Subsonic filter switch in “OFF” position.
7. $7: Range switch in ‘’X1"' position.
8. S8 : Meter light selector switch in “DIMMER” position.
9. SQ: Speaker switch in “MAIN” position
10. $10 : Power switch in “ON” position.
11. $11 : Voltage adjuster switch in “240V” position.
(240V <> 220V <> 120V<> 110V)
12. 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.
(-] Standards values ) Bright
13. The mark has been used for the indication of specified parts for an assurance of safety, but
it has been changed to A mark. When replacing parts, be sure to use paris with correct numbers
with reference to the circuit drawing or the repair parts list.
—> A (new mark)
14. To represent transistors, @ is used instead of TR (Ex. TR1 —™ Q1)
15. Phono signal lines of left channel.
16. This schematic diagram may be modified at any time with the development of new technology.
m@ BLOCK DIAGRAM
oureur ouTPuT output
f-See4eeesee
waa nao 5 5 5-77 - +--+ -- 75-5 ~~~ ------- INPUT -Vec
1C601, 602 (SVIBA663)
FL Comparator
1C401, 402 (SVISTKOO50N)
Power Amplifier
1C201 (SVINJM4559DS)
Tone Amplifier
2SA798A SVIBA663
2SA1015 281815
2SA684NCE 2SA564
2SC828 2SC1885
4
“15
a
1392
gy
He
:
2801913

Technics SU-8055 X Specifications

General

Brand	Technics
Model	SU-8055 X
Category	Amplifier
Language	English