Onkyo DX-C390 Service Manual page 32

IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION
Q103 : CXD3068Q DIGITAL SIGNAL PROCESSOR-1
BLOCK DIAGRAM
27
16
50
49
48
62
57
12
53
54
55
52
25
24
23
7
4
5
6
15
79
80
78
76
77
43
42
41
40
39
38
46
71 72 69 59 60 58 11 13 68
Clock
Generator
EFM
Demodulator
Asymmetry
Corrector
Sub code
Processor
Digital
PLL
Digital
CLV
CPU
Interface
Servo
Auto
Sequencer
Servo DSP
Focus servo
OP Amp.
A/D
Analog SW
Converter
Tracking servo
Sled servo
44
32 of 63
10
17 14 65 66 67 3
Error
Corrector
D/A
Interface
32K
RAM
Digital
OUT
Servo
Interface
MIRR
DFCT
FOK
PWM Generator
Focus PWM
Generator
Tracking PWM
Generator
Sled PWM
Generator
DX-C390
80 pin QFP
37
36
2
63
64
73
74
75
8
19
26
9
20
21
22
33
34
31
32
29
30