Yamaha CRX-E300 Service Manual page 31

QQ
3 7 63 1515 0
IC201: M30217MAAFP (OPERATION P.C.B.)
P67/FLD7
P66/FLD6
P65/FLD5
P64/FLD4
P63/FLD3
P62/FLD2
P61/FLD1
P60/FLD0
P107/AN7
P106/AN6
P105/AN5
P104/AN4
P103/AN3
P102/AN2
P101/AN1
P100/AN0
TE
L 13942296513
No. PORT
1 P97
2 P96
3 P95
4 P94
5 P93
6 P92
7 P91
8 P90
9 CNVSS
10 P87
11 P86
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC
www
17 P85
18 P84
19 P83
.
20 P82
21 P81
22 P80
http://www.xiaoyu163.com
81
82
83
84
85
86
87
88
VEE
89
90
91
92
93
94
95
96
AVSS
97
98
VREF
99
AVCC
100
Name IN/OUT
/TEXT O [CD] Serial I/O CD-Text Read Select
SQCK O [CD] Clock SQCK / MCLK
SBCK2 O [CD] Clock SBCK2 / CD Expansion BU2092
SOUT O [CD] SOUT Command / CD Expansion BU2092
SIN I [CD] SIN Command / Qcode/CD-Text SENSE Input
LATCH2 O [CD] Expansion Port BU2092 2 (for CD only) Latch
REB I Rotary Encoder B IN
REA I Rotary Encoder A IN
– – Connect to VSS (GND) through Resistor (5.1 k-ohms).
– – 32.768KHz IN
– – 32.768KHz OUT
– – RESET
– – 10MHz IN
– – GND
– – 10MHz IN
– – Power supply +5V
/TLOCK I [CD] Tracking Servo Incoming Signal
/FLOCK I [CD] Focus Servo Incoming Signal
x ao
y
/CLDCK I [CD]/CLDCK:CD-Text Read Enable
i
/BLKCK I [CD] /BLKCK
REMO I Remote Control IN
PDOWN I Power Down DC Detect IN
http://www.xiaoyu163.com
8
Q Q
3 6 7 1 3
Function
[Back-up electrolytic capacitor for clock required]
u163
.
2 9 9 4 2 8
P24/FLD36
50
P25/FLD37
49
P26/FLD38
48
P27/FLD39
47
P30/FLD40
46
P31/FLD41
45
P32/FLD42
44
P33/FLD43
43
P34/FLD44
42
P35/FLD45
41
P36/FLD46
40
P37/FLD47
39
P40/FLD48
38
P41/FLD49
37
P42/FLD50
36
P43/FLD51
35
P44/TXD0/FLD52
34
P45/RXD0/FLD53
33
P46/CLK0/FLD54
32
P47/CTS0/RTS0/FLD55
31
1 5 0 5 8 2 9 9 4
m
co
CRX-E300
9 9
2 8 9 9
31