Sharp CD-XP500 Service Manual page 50

CD-XP500/CD-XP5500
IC701 RH-iX0524AWZZ: System Microcomputer (IX0524AW) (2/2)
Pin No. Port Name
54 P120
55 P117
56* P116
57* P115
58* P114
59* P113
60* P112
61* P111
62* P110
63 P107
64* P106
65* P105
66 P104
67* P103
68 P102
69 FIP30
70 FIP29
71-74 P97-P94
75-78 FIP24-FIP21
79 VLOAD
80-91 FIP20-FIP9
92-100 FIP8-FIP0
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Terminal Name Input/Output
O/C SW Input
MIC SW Input
KARA_LATCH Output
NO USE Output
MPEG POWER Output
NO USE Output
NO USE Input
NO USE Output
NO USE Input
ILU_LED1 Output
ILU_LED2 Output
ILU_LED3 Output
FOR PLY_LED Output
PEV PLY_LED Output
STOP_LED Output
DIST Input
S21 Output
DIST 0-DIST 3 Output
S16-S13 Output
VLOAD Input
S12-S1 Output
G9-G1 Output
CD OPEN/CLOSE SW.
Mic switch input.
Karaoke latch. (When not used. Connect to 0 V.)
Open
MPEG power control.
Open
Open
Open
Open
Illumination LED1.
Illumination LED2.
Illumination LED3.
Forward play LED.
Reverse play LED.
Stop LED.
Distination input.
FL segment driver.
Distination output.
FL segment driver.
FL driver power supp. -30 V
FL segment driver.
FL grid driver.
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Function