Yamaha CDC-585 Service Manual page 20

CDC-585/CDC-506/CDC-685/CDC-906
QQ
3 7 63 1515 0
µ
IC301 : PD78P076GF-3BA
µ
8bit -COM
No.
Port
81 P67/ASTB
82
P100/TI5/TO5
83 P101/TI6/TO6 TBL-R
84
P102
85
P103
86 P30/TO0 CLOSE
87
P31/TO1
88
P32/TO2 CL-DOWN
89 P33/TI1 CL-UP
90
P34/TI2
91 P35/PCL
92
P36/BUZ
93
P37
94 P90
95
P91
96
P92
97 P93
98
P94
99 P95
100 P96
TE
L 13942296513
IC3 : MN35511AL
Signal Processor & Controller
17 58 59 56
VDD 60
VSS
57
DVDD1
4
DVSS1
5
PITCH CONTROL
/RST 18
/TEST 71
FE 32
TE 33
RFENV
34
TRCRS 37
VDET 35
BDO 39
/RFDET
38
OFT
36
www
.
10 43
21
http://www.xiaoyu163.com
Name I/O
N.C.
TBL-L O Table couterclockwise rotate signal output.
O Table clockwise rotate signal output.
N.C.
N.C.
O Tray close signal output.
OPEN O Tray open signal output.
Clamp down signal output.
O
O Clamp up signal output.
N.C.
N.C.
N.C.
M56748 standby control
STAN O
I Model detect 1
I Model detect 2
Monitor 1
O
O Monitor 2
O Monitor 3
O Monitor 4
O Monitor (error)
19 49 69 8 7 9 44 46 45 47
TIMING DSL • PLL VCO
VCO
GENERATOR
MICRO COMPUTER
INTERFACE
CIRC ERROR CORRECTION
SERVO
CPU
INTER POLATION
SOFT MUTING
D/A
OUTPUT
CONVERTER
PORT ATTENUATION
PEAK DETECT
AUTO CUE
x ao
y
i
41 40 11 12 30 31 28 27 22 25 42 29 26 21 16
http://www.xiaoyu163.com
8
Function
(775 : "H")
(775 : "H")
Q Q
3 6 7 1 3
48 52 53 67 62 15 14 20 68 73 72 74 75 13 55
SUBCODE
BUFFER
EFM DEMODULATION
SYNC INTERPOLATION
SUBCODE DEMODULATION
16k
DEINTERLEAVE
SRAM
DIGITAL
DIGITAL
CLV
AUDIO
SERVO
INTERFACE
u163
.
1 3 2 23 24 6
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
70 78 80 79 77
DIGITAL DE-EMPHASIS
8 TIMES
OVER SAMPLING
DIGITAL FILTER
PLL
61
VCO 2
DD type
DAC
PEM PEM
(L) (R)
m
co
76 54 51 63 64 66 65 50
9 9
2 8 9 9
VCOF2