Sony MHC-D7 - Page 24

SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM — CD SECTION —
FOCUS/TRACKING SERVO,
EFM COMPARATOR
1€101 (172)
FOCUS
BIAS
RV101
(2) FEI
(1) FEO
(42) TEO
(44) TEI
RV103
TRACKING
! GAIN
1
i
I
H YY H
i
p~_
LO
DRIVE
y)
&
Q101,
102
i
er
FOK
@)
LASER
————
=
G4)
PHB
FGaG)
BIOBE
XRST
(25)
FOCUS TRACKING @)
COIL COIL
T+
(18) TRACKING
(e—lcore BRIVE;7 9
1C102 (1/2)
FOCUS/TRACK ING
COIL BRIVE
(12) = Seol dl
(e—lcorL DRIVER
SLEB/SP INDLE
MOTOR
BRIVE
Seno
10102 (2/2) Ictot 2/2)
atad = SLEB MOTOR a
SLED MOTOR 27 SINE
Bethe SPINDLE MOTOR
motor BRIVE (+)
02
HCD-H881/H881D
X101
IF 16 9344 MHz
DIGITAL FILTER
B/A CONVERTER
1C104
zz
BIGITAL SIGNAL PROCESSOR, = MAIN
CLV SERVO SECTION
1C103
(Page
28)
colle
<cIn
cel HE
x xX B+
(52X50) (SV)
2 SV
1¢201
er OWr OPTICAL OUT
» GND
4
Coen) CD pen 6). ). (23)
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es Sedaka E:
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BPISC SENSOR |
‘oni 1C703 |
DISC SENS (4) o< | Des:
MASTER CONTROL
1C701
TABLE SENSOR
1€702
TBL SENS (26) Res:
MOTOR SRIVE
1¢701
TBL L @) (3) IN 1 OUT 1 Q@) M701
TBL R @) (6) IN 2 OUT 2Q@) MOTOR
MOTOR BRIVE
1C801
LOAD IN (1) (2) RIN OUT G) M801
LOAD OUT @2) (10) F IN OUT @) MOTOR
ENCOBER!-3
ae $851
tap} ROTARY
ENCODER
OUT SW OPEN (20)— 5801
(OPEN SW)
= 23 ens