Sharp QT-CD161 Service Manual page 28

QT-CD161/141
IC501 RH-iX0016SJZZ (IX0016SJ): CD/Tuner Control Microcomputer (2/2)
Terminal
Pin No. Port Name
Name
*
44 P14/SWG28 N.C
*
45 P13/SEG27 N.C
*
46 P12/SEG26 N.C
*
47 P11/SEG25 N.C
48 P10/SEG24 N.C
49 P07/SEG23 N.C
50 P06/SEG22 N.C
51 P05/SEG21 N.C
52 P04/SEG20 N.C
53 P03/SEG19 N.C
*
54 P02/SEG18 N.C
55 P01/SEG17 N.C
56 P00/SEG16 SEG16
57 P37/SEG15 SEG15
58 P36/SEG14 SEG14
59 P35/SEG13 SEG13
60 P34/SEG12 SEG12
61 SEG11 SEG11
62 SEG10 SEG10
63 SEG9 SEG9
64 SEG8 SEG8
65 SEG7 SEG7
66 SEG6 SEG6
67 SEG5 SEG5
68 SEG4 SEG4
69 SEG3 SEG3
70 SEG2 SEG2
71 SEG1 SEG1
72 SEG0 SEG0
73 VCC VCC
74 VREF VREF
75 AVSS AVSS
76 COM3 COM3
77 COM2 COM2
78 COM1 COM1
76 COM0 COM0
80 VL3 VL3
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Input/
Output
No connect.
No connect.
No connect.
No connect.
No connect.
No connect.
No connect.
No connect.
No connect.
No connect.
No connect.
No connect.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Output LCD segment output.
Microcomputer power +5V.
A/D converter power +5V.
A/D converter power GND.
Output LCD common output terminal.
Output LCD common output terminal.
Output LCD common output terminal.
Output LCD common output terminal.
Input LCD bias setting power input terminal.
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Function