Sony CDP-C265 - Page 36

IC BLOCK DIAGRAMS IC PIN FUNCTION
e IC101 (CXD2545Q)
IC101 CXD2545Q
5
Pin Name
SRON
SRDR
SFON
TFDR
TRON
TRDR
TFON
FFDR
FRON
FRDR
FFON
VCOO
VCOI
a
Sled drive output (Not used)
Tracking drive output (Not used)
Focus drive output
Focus drive output (Not used)
IC103 CXA1821M
32K RAM
CLOCK
C1 gH Ghe_—_-|_ GENERATOR
DIGITAL
PLL
@®—
ly
adress
|
[PRIORITY
SERIAL
i
5,
=
EFM
GENERATOR|™]
ENCODER
bee
al
VARI-P1
TCH
}
DEMOBULATOR
PARTE
EL
DADI~16
aig
BOUBLE
SPEED
PROCESSOR
:
aE
MUTE
proveltar
QATA
PROCESSOR
PEAK DETECTOR
DIGITAL OUT 2 OUT
yf
nN
|
'
ie
us
SupCOE
dl
PROCESSOR
FOCUS ERROR AMP
[ RESISTER |
VU
7
10
11
12
13
Focus drive output
Digital GND
Clock input from variable pitch external VCO (GND)
DATA
tae a ae ces
PROCESSOR XLAT
CLV
PROCESSOR
SERVO
i: AUTO
ERY L-— |
wGRcRepeAn fin
a
foe Wee ae se ne
OFCT 92) OFCT
FOK BETECTOR are @3) FOK
SERVO BSP PWH_GENERATOR
Saag eee ye [| ec ENERATOR
: ' 7 (3. 100) SFON SFOR
f
SRON, SRBR
an
%
|
15 DVss
ES
TES3
stele =fe|--|-fe]=l+/
a
=
]
— “I
TFAR. TFON
TRON, TROR
19
20
VPCO
VCKI
632) QBO—-IOBSH-—DAHMXLI—_O) -BIAGOOGGHGAB” 21 AVD2 Analog power supply
fe
PEG
S882
S888
8
S2REFESER
EE
22
IGEN
Power
supply
pin
for
operational
amplifiers
23 AVS2 Analog GND
I1C102
BA6392FP
1C104
CXD2565AM
24
ADIO
(Not
used)
i) ws
sles eo fo se
RFC (Not used)
26 RFDC | 1 | RF signal input
CHI QUT F C1) (28) GNA gf ia ns te scale oii
CHI OUT R CH4 OUT F ; ;
cHi RIN (Oo VB IN os! 1g 8 31 FILO Oia Filter output for master PLL
INTERFACE
=
Wesel:
Ae
ere
CH! FIN : O VS IN 5 FILI zs Filter input for master PLL
b = CLTV Paha a Control voltage input for master VCO
VREF QUT vec
eD) GD) vec RFAC a EFM signal input
F
. . .
CH2
F
IN
(3)
(20)
CH3
F
IN
BIAS
a
|
Asymmetry
circuit
constant
current
input
INTERFACE
CH2
RIN
CH3
RIN
ASYI
for
Asymmetry
comparate
voltage
input
C)
°
CAPA
IN
2
(11)
T
(18)
CAPA
IN
3
AST
O
eer
|
EFM
full
swing
output
so)
BUFF BUFF 40 AVDI1 Analog power supply
CH2
OUT
R
(12)
—~<}-
<<]
><
>
(17)
CH3
OUT
R
Le
ee]
BUFF S BUFF
cH2 OUT F (13)—<| (is) CH3 OUT F
GND (14) (15) MUTE
SAGs
—12—