Technics SU-Z65 - Block Diagram; Component Terminal Guide

SU-Z65 SU-Z65
Prope!
i ss gubbing ed detector
(TAPE 1) ra Cree |
PLAYBACK (O
Loudness
(S6)
off Q
ry HEADPHONES
Ko — if (-15.3V) i
- (447V)
0 x Lemore REMOTE
PHONO ( gern 0 (ise)
j
(SI-1)
Ibias
circuit,
1
Speakers
(+47V)
| Pre-drive |
\ omp. 1 (87)
! ko Omar CP) MAIN
1 tuner, Subsonic 1c2t Oo
o filter off
TUNER
©
t
ginroeo.
i
1C401
Ic!
k
ott
oltage
amplifier
SVITA7317P
SVINJM2043DD , ene Balance bios circuit MUTING/RELAY DRIVE
I- PaO CR I) | OO, (men aA mm al ar cl Ck re a ais ec |
EQUALIZER
se
Pre-drive
drive
Power
|
6
5
amp.
omp.
amp.
!
AUX
|
D
ge
(St-3)
Treble
(cut)
Bass/Treble
(boost)
|
(TAPE
1)
a
(CR
type
tone)
(NF
type
tone)
1
REC
OUT
;
a
\
[>
-Tope;!
i
|
(TAPE
2)
6
1
(82)
—
(77
:
REC OUT (© 0
77
Over
load
>
403,404
|
l
|
; (83) Q301 :
j
Tape
2
source
[
Ren
|
Speoker
1
fl
oo”
relay
drive
{
J
(TAPE 2)
ipa eee actrees ee ek ee
PLAYBACK
r
a
2
2
Qe
3 RLY 301
47)
|
1
' (SS)
| High cut
i} filter ANGS52
(S1) Input selector
1
I
VOLTAGE COMPARING
|
IC603
(+47
x01
XE
+
Vv)
Q
oN (eev)
SVITA7I38P
8
(s9)
e)
METER
AMPLIFIER
r
(tope
2) r
(+15.4V) Meter
range
(tape
1)
vR60!
Error voltage
Reference
Ic60o!
TO
fir
synge
Otape! Detection
signal gene-
Tap select Error voltage’ Reference Hq
rating circuit relay drive detection voltage (+20V)
Q303 ,304 Q306
RLY302 z (415.4)
r--#
(phono) ;
'
1 From Reh
I
(tuner) ate ae pesecs se J (+47v)
| a
| P.T A High A Rectifier Q601
| Regulator (+20V) to Meter drive circuit
(aux) [Reguiator|
|
Regulator (+15.4V)
ee Reauiorr|
AC
LINE
f
50!
13
See 502
? 6 EAB. (18.3V) 0.4 05 3 5 0 20-80. 100,
:
|
; High ° 0505 °
|
b
B to LED '
: (-47V) Lo. Segment FL PEAK LEVEL METER
t lift up
Li---4
M@ TERMINAL GUIDE OF TRANSISTORS, DIODES AND IC’S
28A1123,2SC2631,
|
2SC2824,
2SA1184,
|
2SD3181,
2SA1264
LN31GCPHL
LNO6O3YP4
SVIHA12010
SumeAgatGe.
ey
ares
eres
Pee
ees
2SC1685,2SC1845,
|
2SC1913
(Green)
2SA564, 2SA992, LN41YCPHL
2SC1384, 2SA684 (Yellow)
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K
Yj
MAI A162 MA1200, SVDSR1K2,
an SVDMZ306, SVDS3V20
SVDMZ316
sigs
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