Sony ZS-2000 - Page 44

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• IC BLOCK DIAGRAM
24 23 22 21 20 19 18
1 2 3 4 5 6 7
17 1516 1314
111098 12
OSC
OUT
AM
OSC IN
AM
RF IN
AM
AGC
AM
DET OUT
FM
DET OUT
PLL
IN
MPX
IN
PILOT
DEL
R
OUT
L
OUT
AFC
AM
IF IN
REGAM
MIX OUT
FM
IF IN
GND TU
LED
ST LED FM DET VCC IF OUT BAND
S/W
ST
S/W
ALC
AGC
COMP
REG
S-CURVE
AM
OSC
FM
IF
FM
DET
AM
MIX
AM
IF
AM/FM
IF
BUFF
AM
DET
DECODER
ANTI-BIRDIE
PILOT
CANCEL
STEREO
SW
P-DET
Ø
VCO
304kHz
AM
RF. AMP
BUFF
LEVEL
DET
TUNING
DRIVE
GND VCC
FF
38k
FF
19k/0
PILOT
DET
FF
19k/2
π
12
11
10
9
8
7
6
5
4
3
2
1
13
14
15
16
17
20
21
UNLOCK
DETECTOR
POWER ON
RESET
UNIVERSAL
COUNTER
CCB
I/F
NC
CE
DI
CL
DO
XOUT
22
NC
AOUT
XIN
AIN
PD
VSS
VDD
B04
FMIN
AMIN
B01
B02
B03
I01
I02
IFIN
PHASE
DETECTOR
CHARGE
PUMP
REFERENCE
DIVIDER
SWALLOW
COUNTER
1/16,1/17
4BITS
12BITS
PROGRAMMABLE
DIVIDER
DATA SHIFT REGISTER
LATCH
1/2
18
19
1
2
3 4 5 6 7
8
9
OUTPUT2
Vcc
GND GND
NC
INPUT2
INPUT1
NC
MOTOR
DRIVE
MOTOR
DRIVE
REG
SWITCH
SWITCH
OUTPUT1
CHARGE
UP
FSET
TRACKING
PHASE COMPENSATION
FOCUS
PHASE COMPENSATION
40
FE BIAS
41
F
42
E
43
EI
44
VEE
45
TEO
46
LPF1
47
TEI
48
ATSC
49
TZC
50
TDFCT
51
VC
52
FZC
26
SENS2
25
SENS1
24
C OUT
23
XRST
22
DATA
21
XLT
20
CLK
19
LOCK
VCC
17
ISET
16
SL O
SL M
SL P
39
PD2 PD1
38 37
PD0
36
LD
35
RFTC
34
RF M
33
RF O
32
RF I
31
CP
30
CB
29
CC1
28
CC2
27
FOK
1
FEO
FEI
FDFCT
FGD
FLB
FE O
7
FE M
8
SRCH
9
TGU
10
TG2
11
FSET
12
TA M
13
TA O
TM2
TM6
TM4
TM7
TM5 TM3
VEEVEE
TG2
VCC
FS1
FS2
FS4
TG1
TM1
DFCT
DFCT
VEE
VCC
ISET
VCC
VCC
FZC COMP
VCC
VCC
VEE
TZC COMP
ATSC
WINDOW
COMP
E-F BALANCE
WINDOW COMP
TOG1
BAL1 BAL2 BAL3
BAL4
IFB1 IFB2 IFB3 IFB4 IFB5 IFB6
TOG2 TOG3 TOG4
E IV AMP
F IV AMP
PD2 IV
AMP
PD1 IV
AMP
VCC
APC
VCC
VEE
TGFL
VEE
VEE
VEE
LASER POWER CONTROL
FE AMP
RF SUMMING AMP
FO BIAS
WINDOW
COMP
FOK
TRK GAIN
WINDOW COMP
VCC
DFCT
VCC
VCC
VEE
VEE
MIRR
VEE
IIL
IIL
TTL
IIL
TTL
TTL
CC1
DFCT1
MIRR
LDON
LPCL LPC TGFL
FOH
FOL
TGH
TGL
BALH
BALL
ATSC
TZC
FZC
IIL DATA REGISTER
INPUT SHIFT REGISTER
SENS SELECTOR
OUTPUT DECODER
DFCTO IFB1–6
BAL1–4
TOG1–4
FS1–4 TG1–2 TM1–7 PS1–4
4 5 632
14
15
18
LEVEL 9
IC1 LA1833N
IC2 LC72137-D
IC790 BA6418N
IC701 CXA1992BR