Sony ZS-M50 Service Manual page 48

IC Block Diagrams – Main Section –
r
IC701 CXA2542AQ
36 35 34 33 32 31 30 29 28 27 26
VCC
VCC
VEE VCC
VEE
PD1 IV
AMP
VEE
RF VEE
SUMMING
AMP
VCC
PD2 37 APC
PD2 IV
AMP
VEE
LASER POWER CONTROL
38 VCC
F
F IV AMP VCC
FE AMP
VCC
E 39
E IV AMP
VEE
VEE
LEVEL S
VEE VEE
FO. BIAS VEE
40
VEE WINDOW VCC
IIL
COMP. ↓
MIRR TTL
FOK
TRK. GAIN
TEO 41
WINDOW
COMP.
E-F BALANCE
WINDOW COMP. FOH
LPFI 42
FOL
TGH
IIL DATA REGISTER
TGL
INPUT SHIFT REGISTER
BALH
ADDRESS DECODER
BALL
SENS SELECTOR
ATSC 43 ATSC
OUTPUT DECODER
ATSC TZC
WINDOW FZC
COMP.
TZC 44
DFCT
TZC COMP.
TM1 DFCTO IFB1-6
FS1-4 TG1-2 TM1-7 PS1-4
BAL1-4
TDFCT 45 TRACKING
TOG1-4
VCC PHASE COMPENSATION
TG1
VC 46
TM4
VEE
VCC
FZC 47
FZC COMP. TM3
TM7
FEO 48
VCC
FOCUS
FS1
PHASE COMPENSATION
FS2
DFCT
FSET
TG2
FS4
VEE
1 2 3 4 5 6 7 8 9 10 11
– 89 –
IC702 CXD3009Q
25
60 59 58 57 56 55 54 53
EFM
DIGITAL
DEMODULATOR CUT
VDD3 61
SYSM 62
24 SENS2 ERROR
CORRECTOR
AVSS
63
64
AVDD
IIL
↓ AOUT1 65
23 SENS1 16K RAM
TTL
AIN1 66 PWM
LOUT1
67
AVSS 68
22 C. OUT
69
XVDD
XTAI 70 TIMING 3RD-ORDER
INT OVER SAMPLING
LOGIC NOISE
XTAO 71
DIGITAL FILTER
SHAPER
XVSS
72
21 XRST
AVSS 73
LOUT2 74
PWM
AIN2 75
AOUT2 76
20 DATA
77
AVDD
TTL
↓
AVSS 78
IIL
XRST 79
19 XLT
80
VDD0
CPU
INTERFACE
18 CLK
1 2 3 4 5 6 7 8 9
VCC 17 VCC
ISET
16 ISET
IC703 BA6898FP-E2
VCC VCC
15
SL_O
TM6
28 27 26 25 24 23 22 21 20 19 18 17 16
14 SL_M
VCC VCC
TM5
13 SL_P
LEVEL SHIFT LEVEL SHIFT
VEE VEE
TM2
THERMAL
SHUT DOWN
DRIVER MUTE
REG VOLTAGE DOWN,
BIAS VOLTAGE DOWN,
THERMAL SHUT DOWN
12
MONITOR
LEVEL SHIFT LEVEL SHIFT
1 2 3 4 5 6 7 8 9 10 11 12 13
– 90 –
r IC Block Diagrams – BD Section –
IC101 CXD2523R
52 51 50 49 48 47 46 45 44 43 42 41
48 47
RFA1
SERIAL-IN
INTERFACE
40 LRCKI
I 1 –
D / A D / A –
–
INTERFACE INTERFACE
39 LRCK J 2 –
38 ASYO
ASYMMETRY 37 ASYI
–
CORRECTOR 36 BIAS
–
CVB
35 RF –
VC 3
34 AVDD
GRVA
33 CLTV
32 AVSS
A 4 +
DIGITAL
31 FILI
PLL – AA
IVR
30 FILO
29 PCO
28 VCTL
OSC
+
B 5
27 V16M
–
IVR BB
CLOCK 26 VCKI
GENERATOR
25 VPCO
24 TEST1
C 6 +
23 TEST0
IVR – CC
DIGITAL 22 PWM1
CLV
21
MDP
D 7 +
– DD
IVR
SERVO AUTO
SEQUENCER
+
15 16 17 E 8
10 11 12 13 14 18 19 20
–
IVR EE
F 9 +
– FF
IVR
GSW IV
PD 10
15
APC 11
APCREF 12
13 14
14
46 45 44 43 42 41 40 39 38 37
USROP
–
+ RF AGC EQ
+
–
USRC
DET EQ
BPF3T
RFA2
PEAK3T
HLPT –1
1 3T
P-P
2
–2
3T WBL
CFST
PTGR TEMP
PEAK
1
–2
2 BOTTOM 36 BOTM
–1 PBH
GRV
WBL
35 ABCD
34 FE
+
+ 33 AUX
+
+ BPFC
ABCDA
32 ADFG
31 ADAGC
+
+
– 30 ADIN
– FEA
DET
BPF22
–
– ADIP
29 ADFM
WBL
+ AGC
+ ATA
WBL
–1
TG
28 SE
PTGR
– –2
SEA
+
+ EE'
–
27 CSLED
+
–
–1 TG
EFB TESW
26 TE
–2
TEA
+
WBL
–
FF'
3T 25 WBLADJ
VI CONV
FBAL EQ
AUXSW
BGR
COMMAND
VREF
SCRI - PARA
DECODE
15 16 17 18 19 20 21 22 23 24
– 91 –
IC121 CXD2652AR
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76
PWM 75 AUX2
SPINDLE
GENERATOR
SERVO 74 TE
MNT0 1
73 SE
MNT1 2
MONITOR EACH
72 AVSS
MNT2 3 CONTROL BLOCK
MNT3 4 71 ADRB
ADIP
70 ADRT
DEMODULATOR/
DECODER 69 AVDD
SWDT 5
68 ADIO
SCLK 6
EACH
XLAT 7 CPU I/F 67 VC
BLOCK
SERVO A/D
8
SRDT 66 AUX1
DSP CONVERTER
SENS 9 ANALOG 65 FE
MUX
64 ABCD
XRST 10
APC 63 BOTM
11
SQSY SUBCODE 62 PEAK
PROCESSOR
DQSY 12
61 CLTV
13
RECP
60 FILO
59 FILI
58 PCO
SHOCK RESISTANT
XINT 14 57 PDO
MEMORY CONTROLLER
TX 15
56 AVSS
OSCI 16
CLOCK EACH
OSCO 17
GENERATOR BLOCK
XTSL 18 55 RFI
COMP
TESTG 19 DIGITAL SAMPLING
54 BIAS
AUDIO RATE
D VSS 20 53 AVDD
I/F CONVERTER
DIN 21 52 ASYI
DOUT 22
51 ASYO
ADDT 23 DRAM
ATRAC
ENCODER/DECODER INTERFACE
DADT 24
LRCK 25
ADDRESS/DATA BUS A00 - A11, D0 - D3
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
IC152 BH6511FS
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
INTERFACE AMP AMP AMP AMP INTERFACE V DD
CHARGE
PRE DRIVE PRE DRIVE
PUMP.
OSC
PRE DRIVE PRE DRIVE
INTERFACE AMP AMP AMP AMP INTERFACE PSB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
– 92 –