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Technics RS-X933 Service Manual page 23

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M@ BLOCK DIAGRAM
AN7384
ELECTRIC
VOLUME
ORG ee
ol
jos)
(sy
6
1
LINE IN
So
(L ch)
Ql
| REC
(Q2) | Mute
Switching
(Level cont.)
DECK
|
A D901
PLAYBACK
AN735IK
REC/ PLAYBACK
AMP
( )Indicates
pin No.
of right
channel.
VR3(VR4)
PLAYBACK
GAIN
ADJ.( DECK I)
AN6888
1.501]
LED
ORIVE
ee
ee
Ste
!
12(7)
13 (6)
14(5)
TEAO665
A
5
(1)
+
jou
'
|
DOLBY
NR (B/C)
tee
e e t ey
| MPX |
9
AN7351K
fo of
(+8)
a7
BUFFER AMP SWITCHING
re — ee
i
(sk
7
2!
Var
a7)
>
O{T6
6
AZS5O!
{LED BLOCK)
{s-
Gi
RS-X933
y
!
HEAD
a
!
!
i
$953
(3)
;
oy
ye,
ATS
[pS
I~ 4 - Loy
a
VR5 (VR6)
R/P
y |
I f
"| [Line PB
3
asie4)
(Cro2/
14
|
|
PLAYBACK GAIN
!
!
vilamare
t
peck
=I
Y,
ADJ. (DECK 2)
Pog
\
1
Switchin
a
-—
_
_
(play : ond
oe
Y
ae
|
2
as
'
|
FEE}
35
A
10
aus
9
|
Switching
!
!
6)
LINE
out
aN
Tie
|
i)
(B/C /0FF)
L—--———-—--4d
®
\
!
+
=
lagi
|
asl
VR7(VR8)
R/P HEAD =-
§
GAIN ADJ.
ms
(Len)
T
Q15(16)
Q927,924
=
REMOTE
S
Cc
drive
S}—+4
D512 ( Dolby C)
ouT
~~
Q5,7,9, 11,13
M50746
- |66SP
(Q6 ,8,10,12,14)
Sadun
MICROCOMPUTER(MECHANISM)
(tape
select/
ae poe?
gees
high speed)
gf
———
Q902
4745
9
aes
=
Switching
484
=
6
I
RCS
EDIT
l
sync $22
Te
AT
rena §2 ———_
ea
a
3x2
armed!'
$708 (AUTO REC MUTE)
peabihineg 6
Ss
a926
D510( x2)
{
RECI
o—
tee
LED
|_«&
@—4v
1
S70l~
drive]
©
=
=
a!
Key ide
KEY SWITCH
SRMT2
\
G8)
SARECE
Vss aaa
i
i
S7Il ~ 722
2
ae
oa
va!
KeY2$
KEY SWITCH
e—
Tar
tress
}
s725
"0
aa!
| 502,503, 505 ~ 506,514, 515,925
cs
(POWER)
PWIN
REMI
Pig see
area
||
on
\
REM2 9
501,502, 504,505, 509,513,514,
| —P— : Playback = signal
1
PLAY 1 9
533,534
|
"Reese
ai
ae
\
eee:
ea
PLAY2
0
aia
ecording
signal
$726
ames
FN
@
LE
UUhUmUmrmrmttt—~——O——O—™—OOOCCC
eee
ee
Ss
S 3
(TIMER)
C8)
x14
Q606 ,D6I0
bag pair
Ae.
tees
FE
aA
SSBae)
ee
MODE 2 §<2—g-—~o-SSTIMODE)
8
o_o HALFI
arose
$972(HALF)
a922
37
$973 (R-REC INH)
Switching
I
RAN
(power : on)
DN68B5IA
1
FOINHS
Ace
S974(F-
REC INH)
a ar
+
Q504
l
I
DEOI~604
contro
i
L
cep
HALL
IC
|
\
DN685IA
9604, D608
T6O!
nn aly
35
|
Regulator
i
3
sve
4
4
so75
Ga—4
$2 _______Sreeu
HALL IC
rf ac in
(ATS / Metal)
(ATS/CrO2)
a
D503
L
4
!
]
eos
VR303 (302)
© rec
T
1
area
a ees v
OVERALL
N
+—_____—_*
4
8)
FREQUENCY
DECK!
a914, 915
|
eet
ees
oe
!
ee
ee
5
drive
Q916 , 917
AC OUTLET
|
erect Yy
(UNSWITCHED) |
V
4
Le
Se
peers
x) SOLENOID
Q605, D607
(EG) Only
= ESO.
Q301, 302
D605,606
DECK 2
:
RECT
Bias OSC
Bias OSC
ERASE
x
control
control
MOTOR
VR903
a=
mene
(SPEED ADu.x!)
(M) MOTOR
b vr3o1
p
D9II 912
Z ERASE
dl.
CURRENT ADu.
{< |
RS-X933
@ WIRING CO
'D | POWER SWITC
POWER
T
MOTOR
(DECK A)
MECHANIS
(DECK
A)
JOTI

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