Sharp CD-DVD500 Service Manual page 79

IC701 RH-iX0422AWZZ: System Microcomputer (IX0422AW) (2/2)
Pin No. Port Name
51* P107/FIP47
52 P106/FIP46
53 P105/FIP45
54 P104/FIP44
55 P103/FIP43
56 P102/FIP42
57 P101/FIP41
58 P100/FIP40
59 P97/FIP39
P96/FIP38
60
P96/FIP38
61-63 P95/FIP37-P93/FIP35 P24-P22
P92/FIP34
64
P92/FIP34
P91/FIP33
65
P91/FIP33
P90/FIP32
66
P90/FIP32
P87/FIP31
67
P87/FIP31
68-74 P86/FIP31-P80/FIP24 P17-P11
75-78 P77/FIP23-P74/FIP20 P10-P7
79 VDD2
80 VLOAD
81-84 P73/FIP19-P70/FIP16 P6-P3
85,86 FIP15,FIP14
87-100 FIP13-FIP0
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Terminal Name Input/Output
DIST_OUT (2) Output
KARAOKE LATCH Output
6 ch-VOL LATCH Output
NO USE Input
SPRLY (FRONT) Output
SMUTE Output
TIMER LED Output
AC RLY_CONT Output
DIST_OUT Output
SPN Input
P25 Output
Output
DIST3 Input
P21 Output
DIST2 Input
P20 Output
DIST1 Input
P19 Output
DIST0 Input
P18 Output
Output
Output
VDD2 Input
VLOAD Input
Output
P2,P1 Output
G14-G1 Output
Distination output/switch output.
KARAOKE IC data latch. (When not used. Connect to 0 V)
6 ch VOL IC data latch.
Open
(Front) Speaker output relay control.
System mute control.
Timer LED control.
AC relay control.
Distination output/switch output.
Tuner span change.
FL display segment driver.
FL display segment driver.
Distination input.
FL display segment driver.
Distination input.
FL display segment driver.
Distination input.
FL display segment driver.
Distination input.
FL display segment driver.
FL display segment driver.
FL display segment driver.
(+) Power supply.
FL driver (-) power supp. -30 V
FL display segment driver.
FL display segment driver.
FL display segment driver.
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CD-DVD500
Function