Technics SA-5060 - Block Diagram

ligher than
2r to fig. 2.
ARKS
ximum output.
iXimuM Output.
core of L1 by
ximum output.
(2) and (3).
NV indication.
IMUM Output.
ximum Output.
'5) and (6)
umum of |
ter indication.
(4) and (7).
ation to
ent arm
VERKUNGEN
s
max. Ausgang
leiehen
SA-5060
m@ ALIGNMENT POINTS
eax
SE
L1
AM
ANT
Coil
oe
FM OSC FM OSC AM OSC FM DET
Trimmer Coil Trimmer Coil
DC
VOLTMETER
FM DISCRI
IFT
|
1500
FM output
|, TP204
Ny TP301
19kHz output
VCO Sa ae nae reese ee
Adjustment R301
AM OSC
Coil
AM IFT R301
, D—E: Stereo OFF Position.
(AM output)
Adjust Point of Pilot Circuit.
Fig. 3
@ BLOCK DIAGRAM
FM
ANT
TR301
1C201 1C301 AF AMP
| TR101 TR102 CF101 TR103 CF102
FM-RF FM-I F IF 1st~6th AMP FM MPX
TR104
AM ANT Osc
\Y
1c202
AM REOSC.MIX,
Mie
amps
beta
"
40
=
BE.
SPEAKERS
BALANCE
EQUALIZER
ia
1C402
HHeSoreOhes
E 1502
FUSE (R)
© AN @ : i
sal SPEAKERS
3
Par oe
REC OUT/PLAYBACK
9 @O
(L)
—
(R)
|
(L)
(R)
(tL)
(RY
(tL)
(R)
PHONO AUX REC OUT PLAYBACK
Mm TO REMOVE CABINET
(1) Remove two (2) cabinet mounting metal clamp from
set rear panel. (Left and Right side)
(2) Remove four (4) cabinet mounting screws (side) Nos
1~4, as shown in fig. 4.
(3) Remove metal fitting of cabinet from holes A and B of
a)
front
panel
in
arrow
direction
(1),
as
shown
in
fig.
4.
Screw
1
(4)
Remove
cabinet
from
chassis
in
arrow
direction
(2),
as
shown
in
fig.
4.
Screw
2
(5)
To
reassemble,
reverse
above
procedure.
oe
ig.
| 4 | SA-5060
| To Receiver
A-B
B—D: Stereo ON Position (Indicator Lighting).
C:
M@ BLOCK DIAGRAM OF INTEGRATED CIRCUIT
Vec +12V
roc
REGULATOR
ee
AGC LEVEL LEVEL
OUTPUT DET DET
|
|
|
|
[----c-
rc
OSC
VCC
|
|
I
|
|
IF
SIGNAL METER
DRIVE
aa
QUAD. DC
OUTPUT INPUT REFERENCE
epaisies - ee (a ee £
I
l
l
| AFC,
AFC TUNING 7) TUNING
METER OUTPUT METER
QUADRATURE Oe
DET :
AF
pa) ‘ae (8) OUTPUT
LEVEL MUTING -
D
al INPUT: 1€201 SVILA1230
|
FM
IF
1st~
6th
AMP,
MUTING
=
FM
DETECTOR,
MUTING
IFT
IC202 SVIHA1151
AM RF, OSC, MIX,
IF AMP & DETECTOR
VCO
FILTER FILTER ADJUST |
r----- @-4()- - - -+3---- ----- @--------------- 5
|
|
COMPOSITE
76kHz
38kHz
:
19kHz
rye
(2)
AF
AMP
DETECTOR
DC
AMP
VCO
38kHz
DI
19kHz
DIV
(10)
BUTE
| oa )
|
|
:
PHASE
|
!
Eo)
.
| |
!
ime
:
nap
la
|
|
TOcKED
+
——
(FM
MPX)
|
|
L_-——-
OG
---
-@--@-
-
--
-©---------~0---0----4
(L) (R) FILTER STEREO GROUND POWER
OUTPUT
INDICATOR
SUPPLY
NF
oo et ete QS eee an agra oe a a a
+VCC
+
VCC
(5)+
VCC
BIAS
CIRCUIT
Pe PRE
TIAL
AMP
DRIVER
(4)
OUT
EMITTER GROUND EMITTER GND
1C401, 402 SVITA7129
(EQUALIZER AMP)
[ 5 | SA-5060
1C501, 502 SVISTK027K
(MAIN AMP)