Sony TC-WR990 - System Diagrams; Block Diagram Overview

SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM
J501
LINE IN] (Q)
3| PB AMP [1
— & Ic31
J501
R-CH i LINE QUT €0) (LINE_OUT
3]
PB
AMP
|1
ANALOG
SWITCH
A.COM
MUT
ING
1031
5
()
Q151
1502 Bt aN
DECK B B.COM }-R-CH
nae REC/PB Wasa
:
Q
0803
REC
OUT
perenne
nnn
n
nnn
enn
nce
c
eee
e
centre
:
SWITCHING
Bt
2
26
3
Rel
R-CH
J901
8502 SWITCHING| LPF 101 AMP D
METAL
asi
=
BOLBY
HEADPHONES)
!
a a102 fee $921 9501 SWITCHING 1C505
Y > Q103 '
=
B
—p|
:
t sue SWITCHING ©) re :
. c @501, 502 es
mm
z WR590
77
4
o
WRS30
BOLBY HX-PRO
Ical
RESET
SWITCH
a801, 802 dod
r CONTROL
SWITCHING
aecetued
813-817 ieee
MI
oe
CAPSTAN neue REC/PB METAL BET
MOTOR MOTOR DECK B SIRCS
@804, 809
HIGH/NORMAL. SWITCHING
Qg0t
MOTOR eck A SWITCHING
ON/OFF
SYSTEM CONTROL 08
SWITCHING 39] MOTOR
M
DECK B sae onsorr BECK B 1C801 a
hy '
BIAS OSC po
Xx @51-53 BECK B Bay Oe Ie ! '
‘ ch |
@B12 ae REG
17 a a701.
= BIAS DECK A DECK B ' =
as
rs
a
eres
L
ON/OFF
REEL
MOTOR
REEL
MOTOR
=
OSE
vis
oF
SWITCHING
= > a703 i
a oO
ITCHIN
REEL MOTOR San fe : Bt
BECK A DRIVE D>
WR521
Lp
whe
eee
ad
mec
Meee
coccinea
cost
Beeler
©
REEL
MOTOR
(M)
1C802
el
ON
sows
; i VF9901 ‘
!
'
$70
OFF
‘
9809
s
' BIAS OSC 1 SWITCHING REEL MOTOR
' t + +¢- a BECK B
; Q51-53 ' @810, 811 BRIVE
: ' REEL MOTOR (M) S
: ! 1cg02z
' !
' ne REQ
tego
cases
tat
OR
eee
tog
eee
el
'
Q707,
B-
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