Akai MX-550 Service Manual page 54

1c20S XR1091ECP {C206 CD4052BE
1c204 (BAND PASS FILTERS FOR SPE.ANALIZER) {ANALOG SW)
NJM45580
1€201 LC7522
(7BAND G.EQ ELECTRIC VOLUME) 6)
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1716184 i 3i24 3)
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1 1 ' t U 1
\ i ae ee ee 213 400
i 1 fey gs ae ae
C223. 160
1 1 1 1
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CSTR TS TTS TS C227, 63
ANALOGUE SW CONTROL EQUIVALENT
LEVEL SHIFT [NOUCTORS
DECODER 1¢202 LA3607
(7BAND GEO)
LATCH GEQ OL
pats kK cea ci
:
en
'
- el 7 enemas © ay : :
SHIFT REGISTER HS (3)
ee ap el et aes eo eh ot ik te: ake a. a a Hi)
R-CH EQ@ LEVEL CONTROL #7
(THE SAME AS L-CH) Fn
1 (6)
J5 W201 TR205~207
[el fe] REG #12V
sts} Is} —_3 CIRCUIT ley
GEQ PCB (TP—-650 ONLY)
FLD-TONE PCB (TP-550)
FLD-TONE PCB (TP-550 ONLY) OR FLD PCB (TP-650)
J6 Ins VR1, VR2
ET ore cot >
I
c1
NUM4SS8L
INT + TP-550
1N101:TP-650 KEY MATRIX
TUNER/ZCD FLD
EN DREN EH
Pi~P13
GEQ DATA OUT GEQ DATA_IN GEQ CLK
REMO-CON
SENSOR
ON :
fs] [5] -
:8V TRI SUPER BASS
e
LON VY) (Y) (YZ) 07-03
wt Wi sB LED 298
G1~G10
SUPER BASS
1 TReOG we
Le eee ee
TR401, 402
1 PROGRAMABLE DIVIDER
95
42
4
W102
-o
9 |
z
TR106, 107
() GEQ
D.1Q) D.o()
) ETERS
@ crt eae
Cn) CF2 OM (o) RESET
1C101 LCB8EE00B8A
(FLO & GEQ@ CONTROL MI-COM)
Mh 8 Sec e
LE COUNTER
EM
tw
er A LT -—
TUNER PCB
AUDIO SIGNAL LINE (L—CH)
TP-550/650
BLOCK DIAGRAM
No.3-1 P206951M