Technics SA-GX550 - Page 20

SA-GX550
SA-GX550
DOLBY PRO-LOGIC SURROUND
FAN MOTOR
SV13206D
ee
G
LA2780N
POWER AMP (FRONT)
Q651~655
MATRIX SIGNAL PROCESSOR VOLUME
MOTOR 0507,541,543
(0542,544)
or
cau Limitter
7
:
[Rich] v4
pry 7
/ MOTOR DRIVE UPC4570C
: [7 -Yyrsoi-i2 1C471 +
\etwork
|
(VOLUME
)
n
rh
tT
7
eae f
ea VR502 amp.
.
|
|
(BALANCE)
ret
1 | Racer | Abnormal
mM
|
@802(050!)
(Q506)
current
SRERRER
Aare
|
9908
[Ren]
fen
> i i
mal racial - \ Eoaanese iL — switch ®7
control
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oa
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ae
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|
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eT | eet | [R cnp—_—__—‘
| 509
|
(Q510)
51110512)
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network
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7 13 12
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4 a6 art
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|
I
LA2730
|
DOLBY B NR
SV132060
| 1C602 (1/2) |
POWER AMP (REAR)
oe
(see i
Y Control Over shoot
Noise cmp Bt suppressor
amp 4 clipper
Y i: Bae
ea | eae MS218AP
$i
VR501-4
(VOLUME )
Output OC
det.
AN6554F
Abnormal
current
det.
AN6554F
1C 1404 (1/4)
7
.
_
ANGS54F
a
>
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z
wr
3B
=
i
2
|
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0934
54 55 [3 g
RL603
—5
$946~957,
S960~ 967,
$970-~ 976,978,
$980~986
Level shift
SVI3206D
POWER AMP(CENTER)
MS216AP
1551 (1/2
KEY MATRIX
eee
VR501-3
(VOLUME )
(a)
¢8)
i.
CF9OI
=
(6MHz)
|
24
;
Vvoo Veco 1
MS5O!IS8P )
||
.
A
=]
DIGITAL
DELAY
—————
4
r----—
42
ai
Tc92i2P
—
15a
‘
AGND D.GND, CF 140! | 16 ? =>
,
;
Ey
ee
ATTENUATOR
wills
0551553
4
Notes:
conn: FM OSC SIGNAL
menep: AM (MW/LW) OSC SIGNAL
: REC OUT SIGNAL (Lch)
uzz7,p> : REAR SPEAKER
DRIVE SIGNAL (Lch)
mu : AM (MW/LW) SIGNAL
=p: FM/AF (FRONT SPEAKER
DRIVE) SIGNAL (Lch)
=< > : CENTER OUT SIGNAL
REAR
SPEAKERS
Reh
By ANS ae AN eh ed MA En es
tO 5
CENTER
SPEAKERS
_