Ic Block Diagrams - Sony Walkman D-E220 Service Manual

D-E220/E225/E226CK

5-14. IC Block Diagrams

IC601 CXD3028R (Former Type)
IC601 CXD3037R (New Type)
120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91
CLOCK
CORRECTOR
GENERATOR
EFM
RFAC
DEMODULATOR
BIAS
ASYMMETRY
ASYI
CORRECTOR
ASYO
SUB CODE
FILO
PROCESSOR
FILI
PCO DIGITAL
PLL
CLTV
XPCK
A9 PWMI
A9 1
DIGITAL
A8
A8 2
CLV
MDP
A7
A7 3
DVSS
4
DVSS
SDTI
A6
A6 5
SCSY
A5
A5 6
SCOR
A4
A4 7
SBSO
XWRE
XWRE 8
EXCK
XRDE
SERVO
9
XRDE
CPU
SDTO
XEMP
AUTO
XEMP 10 INTERFACE
XLAT
XWIH SEQUENCER
XWIH 11
CLOK
XQOK
XQOK 12
SENS
AMUTE
AMUTE 13
XSOE
SDTI
SDTI 14
R4M
XQCK 15
SCSY
SCSY 16
SCOR
SCOR 17
VSS0
18 D GND
VSS0
SBSO
SBSO 19
EXCK
EXCK 20
XRST 21
SYSM
SYSM 22
SDTO
SDTO 23
XLAT
XLAT 24
CLOK
CLOK 25
SENS
SENS 26
SCLK
SCLK 27
XSOE
SERVO BLOCK
XSOE 28
ATSK
ATSK 29
R4M
R4M 30
IGEN
RFDC
E
F OP AMP A/D
ANALOG SWITCH CONVERTER
B
A
VC
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
BCK
ERROR
PCMD
SELECTOR
LRCK
D/A
INTERFACE
DIGITAL DOUT
OUT
32K
RAM
XOE
XCAS
XWE
XRAS
VIBRATION
XQOK
MEMORY
CONTROLLER XWIH
+
XEMP
COMPRESSION
XRDE
EXPANDER
XWRE
D0 – D4
A0 – A11
SYSM
AMUTE
HPL/HP
HPR
DAC
HPL
SIGNAL
PCMDI
PROCESSOR
LRCKI
BLOCK
BCKI
MEMORY CONTROLLER,
BUS BOOST BLOCK
AOUT1
AIN1
LPF
LOUT1
LOUT2
AIN2
LPF
AOUT2
ATSK
SCLK
SERVO
SSTP
INTERFACE
COUT
FOK
MIRR
DFCT
DFCT
MIRR
FOK
PWM GENERATOR
FRDR
SERVO DSP
FOCUS PWM
FFDR
FOCUS SERVO GENERATOR
TRDR
TRACKING
TRACKING PWM
TFDR
SERVO
GENERATOR
SRDR
SLED SERVO
SLED PWM
SFDR
GENERATOR
IC302 TA2120FN(EL) (Former Type)
IC302 AN17880A-EAL (New Type)
BIAS
BST BB
IN BIAS
OUT SW
24 23 22 21
BIAS
ADD
B
BST
ADD
A
PWC
SW
1 2 3 4
BST ADD RF IN OCL
NF OUT SW
IC401 TB2125F
BCK
90 BCK
PCMDI
89 PCMDI
PCMD 49
VLGO1
88 PCMD
VG
R-2
LRCKI
87 LRCKI
LRCK
86 LRCK
L1L 50 VCPU
DOUT
VG
85
DOUT
VDD2
84 VDD2(2.0V)
WFCK
83 WFCK
PGND1 51 VG
C2PO
82 C2PO
GFS
81 GFS
L1H 52 VCPU
XPCK
VG
80
XPCK
XUGF
79 XUGF
WDCK
78 WDCK
53
VSS2 VIN
77 VSS2
XTSL
76 XTSL
AVDD3 54
STNG
75 AVDD3(2.0V)
ASYO
74 ASYO BATM1 55
ASYI
73 ASYI
BIAS
72 BIAS
RFAC
71
RFAC
BATM2 56
AVSS3
70 AVSS3
CLTV
69 CLTV
PCO
68 PCO
FILI
67 FILI CHGMNT 57
FILO
66 FILO
58
VCTL VREF
65 VCTL
VPCO
64 VPCO
RF21 59
VC
63 VC
VCPU
A
62 A R-4
B
61 B
PAPC 60
APCREF 61
VREF VIN
VCPU
VINDET 62
RF2 63 VREF
VCPU
INM2 64
1
26 26
PWR ATT
MUTE MUTE_ γ
BEEP
SW GND RIN LIN SW
18 17 15
20 19 16 14 13
ALC ALC
BEEP
PW MT ATT
SW SW ROUT SW
LOUT
PW
PW
PW
C
B A
ALC
DET
5 6 7 8 9 10 11 12
VCC ROUT VREF LOUT PGND MIX ALC ALC
OUT IN DET
48 47 46 45 44 43 42 41 40 39 38
VREF
VREF
VCPU
DCIN
DCIN
VG
VIN
R-1
VCPU2
VCC1 VCPU VCPU
SUB VREF
VIN
SAW TOOTH
SUB VREF
VREF R-6
VREF
DCIN
DCIN
VCPU2
VREF
VCPU CLK VCPU
S-2
STANDBY
SAW GEN SAW TOOTH
REFERENCE
VCPU
S-3
VCPU
VCPU
VCPU2
VCPU
CLK
OR OSC
VCPU
1/2 VREF
VCPU
BIAS
BANDGAP
REFERENCE
(VREF)
VCPU
S-1
VCPU
VG
R-5
CLK
INTERFACE
VCPU2
D-5
VCPU
VCPU
VG
2 3 4 5 6 7 8 9 10 11 12
37 36 35 34 33
32 FO1
DCIN
H BRIDGE 31 MGND1
DRIVER 1
CONTROL
30 RO1
CHARGE
CHGON/OFF
29 VD12
28 FO2
VG
OEB
H BRIDGE
27 MGND2
LEVEL
DRIVER 2
SHIFTER
CONTROLLER
26 RO2
D-1 to 4
25 VD23B
24 VD23A
23 FO3
H BRIDGE
22 MGND3
DRIVER 3
21 RO3
20 VD34
19 FO4
H BRIDGE
18 MGND4
DRIVER 4
17 RO4
13 14 15 16