Ic Block Diagrams - Sony D-190 Service Manual

• IC Block Diagrams

IC401 SC11252FTAEB
37
DCIN
DCIN/VIN
VDET 38
VOLTAGE
DET
BANDGAP
39
VREF
REFERENCE
DTC 40
SWITCHING
41
VOUT REGLATER
PWM OUTPUT
42
VC
CGND 43
RF1 44
+
–
INM1 45
46
CLK
47 CONTROL
OE
CHGON 48
2
1
IC501 CXA2542AQ
36 35
PD1 IV
AMP
VCC
LASER POWER
PD2 37
PD2 IV AMP
F 38
F IV AMP
E 39
E IV AMP
TGFL
VEE 40 VEE
41
TEO
WINDOW COMP
E-F BALANCE
LPR 42
WINDOW COMP
ATSC
43
ATSC
WINDOW COMP
TZC 44
TZC COMP.
TDFCT 45
VC 46
VEE
FZC
47
FZC COMP.
48
FEO
36 34
35
SAW
GEN2
ERROR
AMP
SAW
GEN
MOTOR MOTOR
+
DRIVER DRIVER
– CH4 CH3
3 4 5 6 7
34 33 32
RF SUMMING
CONTROL
AMP
FE AMP
FO.BIAS
WINDOW COMP
TRK GAIN
VCC
TRACKING
PHASE COMPENSATION
FOCUS
PHASE COMPENSATION
1 2 3 4 5
33 32 31 30 29 28 27 26
RESET
CHARGE
CIRCUIT
PUMP
MOTOR MOTOR
DRIVER DRIVER
CH2 CH1
9 10 11
8
31 30 29 28 27
FOK
LEVEL S
MIRR
FOH
FOL
TGH
IIL DATA REGISTER
TGL
INPUT SHIFT REGISTER
BALH
ADDRESS DECODER
BALL
SENS SELECTOR
ATSC
OUTPUT DECODER
TZC
FZC
OFCT0 IFB1-4 FS1-4 TG1-2
BAL1-4
TOG1-4
FSET
6 7 8 9 10 11
– 19 –
25
24 GND
23 OUT4B
22
VIN34
21 OUT3B
GND
20
19 OUT3A
18
OUT2A
17
GND
16
OUT2B
15
VIN12
14
OUT1B
13
GND
12
26 25
24
IIL
23
TTL
22
INT
21
IIL
20
TTL
TTL
19
IIL
18
VCC 17
ISET
16
TM1-7 PS1-4
15
14
13
12
SENS2
SENS1
C.OUT
XRST
DATA
XLT
CLK
VCC
ISET
SLO
SLM
SLP