Aiwa CSD-TD49 - Page 45

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IC DESCRIPTION - 2/2 (IC,LC867132V-5Z39) - 2/2
Pin NO.
41
42
43
44-59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
Pin Name
VDD3
VSS3
SEG4
SEG5-SEG20
N.C.
I-SUBQ
I-WRQ
I-DRF
COM0
COM1
COM2
N.C.
VSS2
VDD2
O-DATA
O-CL
O-CE
O-CDON
O-P.CONT
O-M.MUTE
O-TUON
O-TUDI
I-TUDO
O-TUCE
O-CLK
I/O
–
–
O
O
O
I
I
I
O
O
O
O
–
–
O
O
O
O
O
O
O
O
I
O
O
Description
µ-COM power supply +5V.
µ-COM power supply GND.
LCD segment output:LCD 5pin /Initial setting output (diode matrix). (OIRT)
LCD Segment ouptut:LCD 6pin-LCD 21pin.
(Not used)
CD subcode Q, data input.
CD subcode Q, standby input.
CD RF detection input.
LCD common output:LCD 22pin.
LCD common output:LCD 23pin.
LCD common output:LCD 24pin.
(Not used)
µ-COM power supply:GND.
µ-COM power supply:+5V.
CD command output.
CD command/subcode CLK.
CD chip enable output.
CD function power control output.
Machine power control output.
Main mute output.
TU function power control output.
Data output to TU IC (LC72131).
Data input from TU IC (LC72131).
CE output to TU IC (LC72131) .
TU IC (LC72131) clock output.