Sony HCD-RG88 Service Manual page 50

HCD-RG88
• IC Block Diagrams
– BD Board –
IC101 CXD3017Q
60 59 58 57 56 55 54 53
ERROR
DIGITAL
CORRECTOR
DIGITAL
OUT
PLL
16K
RAM
LRCK
61
D/A EFM
PCMD 62
INTERFACE DEMODULATOR
BCK 63
EMPH 64
XVDD 65
XTAI 66
TIMING
XTAO 67 LOGIC
XVSS 68
AVDD1 69
AOUT1
70
AIN1 71
LOUT1 72
PWM PWM SUBCODE
AVSS1 73
PROCESSOR
AVSS2 74
LOUT2
75 3rd ORDER
NOISE SHAPER SERVO
INTERFACE
AIN2 76 OVER SAMPLING
DIGITAL FILTER
AOUT2 77 SERVO AUTO
SEQUENCER
AVDD2 78
RMUT
79 SERIAL IN
INTERFACE
LMUT 80
CPU
INTERFACE
1 2 3 4 5 6 7 8
IC102 BA5974FM-E2
28 27 26 25 24 23 22
F R
R
INTERFACE
F
F
INTERFACE
F R
F
R
INTERFACE
R
F R
1 2 3 4 5 6 7
52 51 50 49 48 47 46 45 44 43 42 41
ASYMMETRY
CORRECTOR
OPERATIONAL
AMPLIFIER
ANALOG SWITCH
A/D
CONVERTER
CLOCK
GENERATOR
SERVO DSP
PWM GENERATOR
FOCUS FOCUS PWM
SERVO GENERATOR
TRACKING
TRACKING
PWM GENERATOR
SERVO
SLED SLED PWM
SERVO GENERATOR
DIGITAL
CLV
MIRR, DFCT,
FOK
DETECTOR
9 10 11 12 13 14 15 16 17 18 19 20
21 20 19 18 17 16 15
MUTE
LEVEL SHIFT
THERMAL
SHUTDOWN
8 9 10 11 12 13 14
IC103 CXA2581N-T4
A
B
40 SE
39 FE C
38 VC
D
DVC –
VOFST
+
VC
VC
LD 1
PD 2 APC AMP
37 XTSL
TES1
36
35 TEST
VSS
34
EQ IN 3
33 FRDR
32 FFDR
RFAC
31 TRDR
AC SUM 4 SUMMING
30 TFDR
AMP
B
SRDR
29
C
28 SFDR
GND 5
A
SSTP D
27
A B C D
A
A 6
26 MDP
B
B 7
25 LOCK
C
C 8
D
D 9
24 FOK
23 DFCT
22 MIRR
E 10 GM
21 COUT
F 11 GM
APC-OFF
(Hi-Z)
SW 12
RW/ROM
(H/L)
DVCC 13
B
DVC
D
DVC 14
A
C
RFAC 15
50 50
– DRIVER Board –
IC701 BA6956AN
RW/ROM
30 DC OFST
29 RFDCI
–
–
+
28 RFDCO
+
DVC
DVC
VCC
1 2 3
VC
RW/ROM
27 VC
26 RFC
EQ 25 VFC
– PANEL Board –
24 BST
IC602 BA3830F-E2
EQ ON/OFF
RFAC
23 RFG
VCA
RW/ROM
VCC 22 VCC
REFERENCE
R02 1
CURRENT
VOFST
21 CEI
REFERENCE
R01 2
– CURRENT
–
+
20 CE
+
LINE NF 3
DVC LINE IN 4
–
+
VC
RW/ROM
19 TE BAL
RW/ROM
REC NF 5
REC IN 6
–
+
–
18 TE
+
RESET C 7
BIAS C 8
GND
9
VC
RW/ROM
RW/ROM
17 FEI
VOFST
–
–
+
16 FE
+
DVC
VC
RW/ROM
TSD
CONTROL LOGIC
4 5 6 7 8 9
RESET
RESET 18
17 F01
16 F02
BAND
15 F03
PASS
F04
14
FILTER
13 F05
DET
12 F06
REC LEVEL
11
10 VCC