Technics SL-P2000 - Page 27

1,
TOTXI7T4-A —™ oy IGITAL our
(OPTICAL)
fe
BLOCK
DIAGRAM
TRANSMISSION
MODULE
Pad
OPTICAL
PICKUP
ANBBOOSCE2
G5)
8)
=
pore eer eo 4 G8) iM G8) ¢s)
af +
6)
SERVO
AMP
'
a
fo
"
3
__
hie.
37_
2188
SS
88
835
28
—_—~9— — — - —— 4
r Vee GND Avood voo AVss Vss
4
12 Syndrome
Q101
|
RF
EQ
AGC
|
,
ne
computation
Laser 3
Power
control
@ ° °
cS
@® g®
@)
'
|
|
|
|
|
|
| &
I
| ! H
I |
Semiconductor laser | To |
inductor
jemicency oon | Interpolation
! ny eee, S DIGITAL SIGNAL PROCESSOR Soft muting /
po-4------
4
|
|
|
EFM
data
Digital
attenuation
| | | | | [] interpolation derdulation
|
|
|
I
|
protection
ty |
| Ge)>—_%
| | | L_}
i A2 | 4) > | Subcode 2 :
he ee re aoe am semen aie Wl eee
Pe 46 0 erection
| +H Ss ae: 40h {Fe} © Auto —cue interface
| VREF 39
| | scl U LI | vces fas Y Timi RAM
o iming
| | 37 generator address
H
|
|
oe
H
le
T
generator
4 Ae 39
||
ia
is
=
>
supa
+284
{_}
I 2 a oe af ,
4 — Tr icrocomputer
aa — ? L_He{_} = ON CLV servo interface
52
| | U U 4 CLVS of
leo ,
1
|
I
|
53
i ee T
eee Ao |
| | @401 eee jC, Esp ance raae ena ee, Se —-
| | 54 55 46 [59 a2 \43 [44 [45 aT
| |
control
vaN z gs 582 &
|
|
|
wo
Ww
=
so9
2
a
|
L
ae
oi
oh
|
—_-—+— a = a
| 28 6 134 33 31 30 [22
| |
|
I
Switching
VREF
(Reset)
| |
|
!
seieitea
| meter
; |
|
| |
|
| | @®
|
|
4
| | Cv 34 33 1 25 26 |24
|
|
=
—
=
———
in
i
ers)
es
|
|
eq
|
“a
2B
2
3
Sa
SESE
ae
2
|
|
|
|
Spimdie
Loading
|
a
a
ut
>
>
a
is
afta
ut
aoa
ra
|
| motor motor 4 ° S o Ww z
i | | | 3 < é ~ & as |
|
3
is
|
|
=
-
:
|
I
4
&
43]
POO
:
| Lo . a 7 (BLKCK)
| i a - ail p | |
|
i
if
L
i
=
{
toa
L
Aroe.
MNDIGI7TRJAA2
|
! H AN8377N 5 a % Ae ode Ses oo the A ME eS - |S 6 42] po! |
| | Z w 3 ow w GS & & ce oO a w fo = Fe)
|
ORTON}
Fe)
w
aque
@
>
=
@
fF
S$
a
g
rials
7
¢8)
(SUBO)
SYSTEM
CONTROL
&
FL.
| | FOCUS COIL/TRACKING COIL/ 7 y T T 7 |
| | TRAVERSE COIL DRIVE SPINDLE MOTOR LOADING MOTOR 40} Pos
| 7 (MOATA)
AN8389SE!
|
38]
pos
|
|
(MCLK)
|
SS
Timing
MOTOR
DRIVE
39)
Pos
=
,
A/D converte fp XI ¢ =
| | i aes generator | {MEO? be _ 3 z
! wo < & w
LOON ao o oO 2 ra)
Trackin TOI z Q w - " fo} ° oQ
TRACKING Tracking 1 To a TC7SUO4FTA5R | au 3o no on -8 3 ews eA &
|
rive
L
Ge
6
et
ae
a?
ze
=
ry
rs
a
a
_——. — _ -——— SS OPO
|
ean
c=
X101{16.9344MHz)
Zi
t22
¥23
36
35
Par
S58
Sa
&
34
|
FOCUS
ia
i
' a 2
|
com
he
WA
FOO
F
3
re
2608
wal. a
oO
| TV S ©
|
|
|
S751
| TRAVERSE TRV
(OPEN/CLOSE )
COIL
| KICK J Output
L_wyy—_4
Bie 2S nt att oS ne port
| Microcomputer MDATA
|
intertoce
MLK
FL
OISPLAY
MN6650A
veer | mo
DIGITAL SERVO PROCESSOR |
Los Aveo _voo vss aves Od RCOHC-278-E
16 {i7 14,24 15 30
REMOTE SENSOR
48) SENSE + Se
4 FLOCK}
TLOCK }>——___——
== 3heS == 99 oe