Technics SL-P110 - B Block Diagram

B BLOCK DIAGRAM
DATA SLICE and PLL
{ SRF »
4
—— e —_—
[
Data slice |
|
1
I
Drop-out
2
EFM
rop-ouf
o
detector
PLL
circuit
PCK
-
)
J
O ——————
FPC »—
= DO )
——{TRON )—
[
OPTICAL SERVO (FOCUS, TRACKING and LASER POWER CONTROL)
{FLOCK } ~
26
OPTICAL PICKUP ———— —— e
PrmT T S == | momm
! %) R B 33) | RF Drop-out Track C104, Q14 1,0142
| A2 H E 1 Lame [ N 4 | R
| AL 'l% % | .1 ¥ Focus coill
|
A3,
E
{
40
drive
|
|
RF
»
focus
l
1
39
v
e
—L
| i —
i FE
v ]
L]
} Laser I . —$"' —(SENSE )} 4
| ; @ ; | w:ve"wm i
shaping
I 1
i
nivd
S
’
-
' Foous Tracking gty I R Phase Qe Foon ¥
i
-
.
| coi 1 j l . e rator amp. d(e:t[::lso ] 23 J% 3 A
L‘
I
l
7
]
=5
7
shitter
Control
24
"c(:#:1;(3F
b
—
I T R e i Brake logic “CNTa
( 1 Q2 ——{KICKR - /
°A":' 5' i switeh | wickrsr | 1104,Q161,0162
controt coil drive
1 |
L——' ———_——46*_——-——
! -8
%fe
"1
|
Comparator
| +8
| T
+8 | generator Direction
1 discrimi-
12,
[ -+
M_?—..P Greenr T
|
7
1-v
Spindle 8 Drive amp
Compa-
o
circuit
Gare
|
-ompa
9
Mixing
fi&———“ Comparator