Technics SX-K350 - Optional Memory Pack Usage Guide; Using Optional Memory Packs (SY-P2 SY-P3)

TOTAL BLOCK DIAGRAM
1 2
mum Tone Signal Line
Switches , Latches ,LED Displays
Memory Pack Control! Circuit
r Ae2.5k
Icl Ic2
+5V
|
Qi
pcr i CONTROL PANEL CIRCUIT
MEMORY PACK CONTROL CIRCUIT
Cc Arley 18
RST
Sustain Jack
a
D | 1c13
MIDI
IN
Oo 9
269
MIDI |
Oo OO
269,
ouT 6.3)
ie}
Photo Coupler
Rrsv[ +5V +18V
&. Regulator ‘a Regu lator
ra
AB ~ AIO
| ps
a
ICIS(ALE)
Power Switch
AC
Bass Clock
4
Q37
Sustain Butter
Envelope
Circuit
Guitar
SUSV Tone Filter
NORM (VCF)
Li,
Qi,Qi2
A.VCF
A.GUI
Master Clock Oscillator
Q16,Q17, 1C29-2
Clock Bass Circuit
'C40(BASS)
MUSICAL DISPLAY CIRCUIT BEIGE MANUAL KEYBOARD 3 CIRCUIT MEICE MANUAL KEYBOARD | CIRCUIT SPS
DE
ar
MIDI
PCC
PS
split
part
chord
FSC
A0~A2,
ROZ
-
noche
ROT
aoa -O99- Bemis
J ma) og Lm WS
0BO~DB5 0BO~0B5
‘ DBO ~ DBs
MAIN CIRCUIT ATT MEGQM CYMBAL CIRCUIT p26, 0B
>ur> y,2>> HHO
1036 | 3 1C39 | § 1c38 a = Igss Y ¥
533223 [Tou]
ees O re;
REBEL esl} ER SSI4] Sigisl8
Haake 3] {Ie oh gy ele
lg = 35 S
EFF
Rhythm Module
Full
Jazz Organ
Organ
IC20-1, 1CI9-1,Q24,1C19-2,Q25
1Ci6 ,17 Q28
( nverter
VCF Control
2'-1,4'-1,8'- 1,16" 1
Output
Buffer
Q33~36
2-2,4-2,8'-2,16'-2
1c21-2
Organ
Tone Filter
Tone Generator LS!
String
Harpsichord +
uo
i 3
a 4
a a