Yamaha CRX-E150 Service Manual page 26

CRX-E150
QQ
3 7 63 1515 0
No. PORT Name
23 P77 CE
24 P76 CLK
25 P75 DAT I
26 P74 DAT O
27 P73 ST/MO
28 P72 Mut T
29 P71 Sta
30 P70 CEO
31 P47 BUO
32 P46 CLKO
33 P45 DATI
34 P44 DATO
35 P43 HP
36 P42 DIG 16
37 P41 DIG 15
38 P40 DIG 14
39 P37 DIG 13
40 P36 DIG 12
41 P35 DIG 11
42 P34 DIG 10
43 P33 DIG 9
44 P32 DIG 8
45 P31 DIG 7
46 P30 DIG 6
47 P27 DIG 5
48 P26 DIG 4
TE
49 P25 DIG 3
L 13942296513
50 P24 DIG 2
51 P23 DIG 1
52 P22 SEG 1
53 P21 SEG 2
54 P20 SEG 3
55 P17 SEG 4
56 P16 SEG 5
57 P15 SEG 6
58 P14 SEG 7
59 P13 SEG 8
60 P12 SEG 9
61 P11 SEG 10
62 P10 SEG 11
63 VCC Vcc
64 P07 SEG 12
65 VSS Vss
66 P06 SEG 13
67 P05 SEG 14
68 P04 SEG 15
69 P03 SEG 16
70 P02 SEG 17
71 P01 SEG 18
72 P00 SEG 19
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73 P57 SEG 20
74 P56 SEG 21
75 P55 SEG 22
76 P54 SEG 23
.
77 P53 SEG 24
25
http://www.xiaoyu163.com
IN/OUT
OUT C2B(LC72131/LC72720/LC78211)CE OUT
S-CLK LC72131/LC72720/LC78211 CLK OUT
S-IN LC72131/LC72720 DATA IN
S-OUT LC72131/LC72720/LC78211 DATA OUT
IN STEREO/MONO IN (TUNER)
OUT Tuner MUTE OUT (TUNER)
IN STATION IN (TUNER)
OUT CE OUT to EEPROM
OUT BUSY OUT from built-in flush ROM
S-CLK CLK OUT from built-in flush ROM to CLK IN/EEPROM
S-IN DATA IN from DATA IN/EEPROM to built-in flush ROM
S-OUT DATA OUT from built-in flush ROM to DATA OUT/EEPROM
IN Head phone detect IN
OUT DIGIT 16 (16G)
OUT DIGIT 15 (15G)
OUT DIGIT 14 (14G)
OUT DIGIT 13 (13G)
OUT DIGIT 12 (12G)
OUT DIGIT 11 (11G)
OUT DIGIT 10 (10G)
OUT DIGIT 9 ( 9G)
OUT DIGIT 8 ( 8G)
OUT DIGIT 7 ( 7G)
OUT DIGIT 6 ( 6G)
OUT DIGIT 5 ( 5G)
OUT DIGIT 4 ( 4G)
OUT DIGIT 3 ( 3G)
OUT DIGIT 2 ( 2G)
OUT DIGIT 1 ( 1G)
OUT SEGMENT 1 (P1)
OUT SEGMENT 2 (P2)
OUT SEGMENT 3 (P3)
OUT SEGMENT 4 (P4)
OUT SEGMENT 5 (P5)
OUT SEGMENT 6 (P6)
OUT SEGMENT 7 (P7)
OUT SEGMENT 8 (P8)
OUT SEGMENT 9 (P9)
OUT SEGMENT 10 (P10)
OUT SEGMENT 11 (P11)
- Power supply +5V
OUT SEGMENT 12 (P12)
- GND
OUT SEGMENT 13 (P13)
OUT SEGMENT 14 (P14)
OUT SEGMENT 15 (P15)
OUT SEGMENT 16 (P16)
OUT SEGMENT 17 (P17)
OUT SEGMENT 18 (P18)
OUT SEGMENT 19 (P19)
OUT SEGMENT 20 (P20)
OUT SEGMENT 21 (P21)
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OUT SEGMENT 22 (P22)
OUT SEGMENT 23 (P23)
i
OUT SEGMENT 24 (P24)
http://www.xiaoyu163.com
2 9
8
Function
Q Q
3 6 7 1 3 1 5
co
.
9 4 2 8
[1:DATA transmission]
(Serial I/O-1)
(Serial I/O-1)
(Serial I/O-1)
[0:STEREO]
[1:MUTE ON]
[0:Station exists]
[1:DATA transmission (EEPROM)]
[Serial I/O-0]
[Serial I/O-0]
[Serial I/O-0]
[0:SP 1:HP]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
0 5 8 2 9 9 4 2 8
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
[VEE external pull-down]
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
[Back-up capacitor]
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
m
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
(VEE internal pull-down)
9 9
9 9