Sharp CD-XP300 Service Manual - Page 50

IC701 RH-iX0496AWZZ: System Microcomputer IX0496AW 2/2

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CD-XP300/CD-XP3300 IC701 RH-iX0496AWZZ: System Microcomputer (IX0496AW) (2/2) Pin No. Port Name Terminal Name Input/Output Function 54 P120 55 P117 O/C SW MIC SW Input Input CD OPEN/CLOSE SW. Mic switch input. 56* P116 57* P115 58* P114 59* P113 60* P112 61* P111 62* P110 KARA_LATCH NO USE MPEG POWER NO USE NO USE NO USE NO USE Output Output Output Output Input Output Input Karaoke latch. (When not used. Connect to 0 V.) Open MPEG power control. Open Open Open Open 63* 64* 65* 66* 67* 68* 69 70 71-74 75-78 P107 P106 P105 P104 P103 P102 FIP30 FIP29 P97-P94 FIP24-FIP21 ILU_LED1 ILU_LED2 ILU_LED3 FOR PLY_LED PEV PLY_LED STOP_LED DIST S21 DIST 0-DIST 3 S16-S13 Output Output Output Output Output Output Input Output Output Output Illumination LED1. Illumination LED2. Illumination LED3. Forward play LED. Reverse play LED. Stop LED. Distination input. FL segment driver. Distination output. FL segment driver. 79 80-91 92-100 VLOAD FIP20-FIP9 FIP8-FIP0 VLOAD S12-S1 G9-G1 Input Output Output FL driver power supp. -30 V FL segment driver. FL grid driver. In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside. - 50 -

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CD-XP300/CD-XP3300
– 50 –
IC701 RH-iX0496AWZZ: System Microcomputer (IX0496AW) (2/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Port Name
Terminal Name
Pin No.
Input/Output
Function
54
P120
O/C SW
Input
CD OPEN/CLOSE SW.
55
P117
MIC SW
Input
Mic switch input.
56*
P116
KARA_LATCH
Output
Karaoke latch. (When not used. Connect to 0 V.)
57*
P115
NO USE
Output
Open
58*
P114
MPEG POWER
Output
MPEG power control.
59*
P113
NO USE
Output
Open
60*
P112
NO USE
Input
Open
61*
P111
NO USE
Output
Open
62*
P110
NO USE
Input
Open
63*
P107
ILU_LED1
Output
Illumination LED1.
64*
P106
ILU_LED2
Output
Illumination LED2.
65*
P105
ILU_LED3
Output
Illumination LED3.
66*
P104
FOR PLY_LED
Output
Forward play LED.
67*
P103
PEV PLY_LED
Output
Reverse play LED.
68*
P102
STOP_LED
Output
Stop LED.
69
FIP30
DIST
Input
Distination input.
70
FIP29
S21
Output
FL segment driver.
71-74
P97-P94
DIST 0-DIST 3
Output
Distination output.
75-78
FIP24-FIP21
S16-S13
Output
FL segment driver.
79
VLOAD
VLOAD
Input
FL driver power supp. -30 V
80-91
FIP20-FIP9
S12-S1
Output
FL segment driver.
92-100
FIP8-FIP0
G9-G1
Output
FL grid driver.