Sansui P-M7 - Block Diagram Overview; Microcomputer and its Connections; Motor Control Circuit Diagram

1. BLOCK DIAGRAM
Terminal MB884 1-566M)
36
fO3
B Sensor 1LD2 “=e K f06 Isnal
> al
K 1
C Sensor f{LO3 Za O7 _ i3 2
pb
U
Sensor
uP
=
>
D Sensor o-o DOWN _
Micro Switch
Sensor Sensitivity Selection
Micro
Computer
f1C3
MB884)
- 566M
aul
i Computer
+5V +5V Editing
QL Ind
fQ gLDe
” '
bs
t{
gLDi}/
Music
ty > iy s Selection nd 4
fC 107]
7
| ' gi De 1
Nay i Repeat Ind |
fie)
i) CPU ind
fO1 gLDIo
Normal
Speed Select
33% rpm 50H2
45rpm_)— 67 SHz
| SSD-1_MOTOR CONTROL
Driving
Tone Arm
Vertically
Driving
Tone Arm
Horizontally
Analog Switch
TC9I24P
PLL