Sony D-E990 Service Manual page 13

• IC Block Diagrams
IC351 TA2120FN (EL)
BST BST PW MT MT BEEP ATT
BIAS
OUT SW BIAS SW SW TC GND IN B IN A SW
IN IN
20 19 18 17 15
24 23 22 21 16 14 13
ALC ALC
BIAS PW MT BEEP ATT
SW SW OUT B OUT A SW
ADD
B
BST
ADD
A PW PW
PW
C
B A
PWC
SW ALC
DET
1 2 3 6 7 8 9 10 11 12
4 5
BST ADD RF IN PWC VCC OUT B OUT C OUT A PWR MIX ALC ALC
NF OUT SW GND OUT IN DET
IC402 MPC17H71MTAEL
FEEDBACK PATTERN BEMF
GENERATOR SEPARATOR
OVERFLOW REGULATOR
PHASE DELAY
REGULATOR
PHASE PWM
DECODER DECODER
FEEDBACK RESISTOR
30 NC
FG 1 MODE CONTROL 29 TST3
ROTATION
MODE CLOCK REGULATOR DETECTOR 28 TST2
SYNC 2 27 TST1
HOLD PWM REGULATOR
26 TST0
STARTUP PATTERN
MODE TIME REGULATOR
PWM 3
GENERATOR
BEMF
CLOCK DIVIDER
PATTERN REGULATOR DETECT 25 COM
POL 4
STATE MACHINE
SEQUENCER
UP 24 U1
VP
23 V1
TEST 5
CPU INTERFACE OPERATION MODE
RST 6
WP
7 22 W1
DATA
OPERATION MODE
SERIAL PORT
LTCH 8
REGULATOR
PARALLEL
CLK 9
21 DGND
INTERFACE TEST MODE REGULATOR
OE
VC 10
20 VG
AGND 11
19 PGDW
OEB 12
18 W
VDU 13
17 VDVW
U 14 PREDRIVER
PGDUV 15 16 V
– 23 –
IC401 MPC17A52ZFTA
72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55
SWITCHING VIN VIN
CHARGING BATTERY
POWER
VOLTAGE DETECTOR
DOWN SIDE
CIRCUIT 3
CIRCUIT
PRE-DRIVER
VC VG
VC DCIN VG
PRE- UP SIDE
VLG3 1
SUB DRIVER
PRE-DRIVER
RF21 2
REFERENCE
PAPC 3 VG
VG
VC
APCREF 4
UP SIDE
BAND GAP
PRE-DRIVER
VREF 5
REFERENCE
VG
VC
DOWN SIDE
VC VG
PRE-DRIVER VC
L4 6
SWITCHING
RF2 7 LOW VOLTAGE DETECTOR
VG
POWER
INM2 8 VC VG
CIRCUIT 2
VG
SWITCHING POWER
VG 9 SAW TOOTH
POWER CIRCUIT
CIRCUIT 1
WAVEFORM
OCCURRENCE VIN
VG VC
CIRCUIT
LINEAR REGULATOR
GND 10 VC
VC
SYNC 11 CLOCK DCIN
LINEAR, CONSTANT
CURRENT, CONSTANT
WAKEUP 12
VOLTAGE CHARGING
VC SYSTEM
CLOCK 13
BATTERY CHARGE CIRCUIT
CONTROL,
DATA 14
INPUT/OUTPUT DCIN
LATCHC 15
VC VC
FI3 16
RI3 17
D2 (H BRIDGE/HEADPHONE)
HPI1 18
CONTROLLER CONTROLLER D1 (DRV MUTE)
D3 (HPON)
VG VG
VC VC
PREDRIVER PREDRIVER
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
– 24 –
IC601 CXD3027R
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
ERROR
CLOCK
CORRECTOR
GENERATOR
54 RF1
EFM D/A
53 INM1 RFAC DEMODULATOR INTERFACE
BIAS
52 DTC1D
ASYMMETRY
51 ASYI
DTC2D CORRECTOR
32K
50 MODE2 ASYO
RAM
FILO SUB CODE
PROCESSOR
FILI
DIGITAL
PCO
PLL
CLTV
XPCK
VIBRATION
MEMORY
A9 PWMI
49 MODE1
A9 1 CONTROLLER
LOCK DIGITAL
48 A8
RSTB
A8 2 CLV
A7 MDP
47 VCP
A7 3 COMPRESSION
DVSS
46 VC EXPANDER
DVSS 4
SDTI
A6
45 DCIN
A6 5
SCSY
A5
44 RF4
A5 6 SCOR
A4
43 INM4 A4 7
SBSO
XWRE
42 RS XWRE 8
EXCK
XRDE
SERVO
41 CHGSW XRDE 9
SDTO CPU
XEMP AUTO
XEMP 10
XLAT INTERFACE
XWIH SEQUENCER
40 RI2
XWIH 11
CLOK
39 FI2 XQOK
XQOK 12
SENS DAC
38 RI1 AMUTE
AMUTE 13
SDTI XSOE SIGNAL
37 FI1
SDTI 14
R4M PROCESSOR
XQCK 15
BLOCK
SCSY
SCSY 16
SCOR
17
SCOR
VSS0
MEMORY CONTROLLER,
VSS0 18 D GND
SBSO BUS BOOST BLOCK
SBSO 19
EXCK
EXCK 20
XRST 21 LPF
SYSM
SYSM 22
SDTO
SDTO 23
XLAT
XLAT 24
CLOK
LPF
CLOK 25
SENS
SENS 26
SCLK
SCLK 27
XSOE SERVO BLOCK
XSOE 28
ATSK
ATSK 29 SERVO
R4M
INTERFACE
R4M 30
MIRR
DFCT
FOK
IGEN
RFDC
PWM GENERATOR
E
SERVO DSP
FOCUS PWM
F OP AMP A/D
FOCUS SERVO GENERATOR
ANALOG SWITCH CONVERTER
B
TRACKING TRACKING PWM
A
SERVO GENERATOR
VC
SLED SERVO
SLED PWM
GENERATOR
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
– 25 –
IC602 MSM51X17400D-10TFSR1
VCC 1
ON CHIP
VBB GENERATOR
2 2
DQ1
DQ2 3
XWE 4
TIMING
XRAS 5
GENERATOR
GENERATOR
NC 6
7
REFRESH
CONTROL CLOCK
BCK
PCMD
SELECTOR INTERNAL
LRCK ADDRESS
COUNTER
DIGITAL DOUT
11 COLUMN 11
OUT
ADDRESS
BUFFER
A10 8
A0
9
5 11
A1 10
XOE
A2 11
XCAS
A3 12
XWE
XRAS
ROW
11 11
VCC 13 ROW
XQOK ADDRESS
BCK
90 BCK DECODER
BUFFER
XWIH
PCMDI
+ 89 PCMDI
XEMP
PCMD
88 PCMD
XRDE
LRCKI
87 LRCKI
XWRE
LRCK
86 LRCK
D0 – D4 DOUT
85 DOUT
A0 – A11
VDD2
84
VDD2
WFCK
83 WFCK
IC802 CXD751-103R
C2PO
82 C2PO
SYSM
GFS
81 GFS
AMUTE
XPCK
80 XPCK
HPL
XUGF
79 XUGF
HPM
24 23 22 21 20 19 18 17
WDCK
78 WDCK
HPR
VSS2
77 VSS2
PCMDI
XTSL
76 XTSL
LRCKI
16 SCK
AVDD3
75 AVDD3
BCKI
ASYO 15 SO
74 ASYO
ASYI 14 1SI
73
ASYI
TSB
BIAS
72 BIAS
SIGNAL
13 VDD0
AOUT1 RFAC
71 RFAC ENCODER
AVSS3 PO25 25 12 VSS1
AIN1 DECODER
70 AVSS3
CLTV PO24 26
LOUT1 69 CLTV
11
PCO PO23 27 RST
68 PCO
SERIAL
LOUT2 10 MCLK
FILI
67 FILI PARALLEL
AIN2
FILO VSS3 28
CONVERTER
66 FILO
AOUT2
VCTL VDD1 29 9 BUSY
65 VCTL
VPCO
64 VPCO
ATSK VC PO22 30
63 VC
SCLK A PO21 31
62 A BIT
SSTP
B PO20 32
61 B SELECT
COUT
FOK
1 2 3 4 5 6 7 8
DFCT
MIRR
FRDR
FFDR
TRDR
TFDR
SRDR
SFDR
26
VSS
2 25
DQ4
24 DQ3
WRITE
TIMING
CLOCK
GENERATOR
23 XCAS
22 XOE
COLUMN
21 A9
DECODER
20
4
4
OUTPUT
19 A8
6
BUFFER
18 A7
SENS 4 I/O 4
17 A6
AMPLIFIER SELECTOR
16 A5
4 INPUT 4
15 A4
BUFFER
WORD MEMORY 14 VSS
DRIVER CELLS
– 26 –