Read Sharp SD-NX10 (serv.man10) Service Manual online
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SD-NX10H
38
XIN
X_IN
Input
Reference oscillation input. 8.38MHz crystal connection
39
XOUT
X_OUT
Output
Reference oscillation output. 8.38MHz crystal connection
40
VSS
VSS
—
Connected to GND.
41
P27
IC_LCK2
Output
External control IC related latch clock output.
For input/output expander No.2
For input/output expander No.2
42
P26
TU_MUTE
Output
Tuner MUTE output. "H"= MUTE, "L"= No MUTE
43
P25
DR_OP_IN
Input
CD/MD door OPEN detection switch.
"H"= Except "L", "L"= CD/MD door OPEN is completed.
"H"= Except "L", "L"= CD/MD door OPEN is completed.
44
P24
DR_CL_IN
Input
CD/MD door CLOSE detection switch.
"H"= Except "L", "L"= CD/MD door OPEN is completed.
"H"= Except "L", "L"= CD/MD door OPEN is completed.
45
P23/DIG19
IC_LCK1
Output
External control IC related latch clock output.
For input/output expander No. 1.
For input/output expander No. 1.
46
P22/DIG18
CD_RESET
Output
CD RESET output. "H"= Except CD function.
"H"
"H"
→
"L": Reset operation
47
P21/DIG17
TIMER_LED
Output
Timer stand-by LED output. ON: "H", OFF: "L"
48
P20/DIG16
DIG1
Output
Digit output for FL No. 1
49-56
P17/DIG15-P10/DIG08 DIG2-DIG9
Output
Digit output for FL No. 2 ~ No. 9
57-60
P07/DIG07-P04/DIG04 DIG10-DIG13
Output
Digit output for FL No. 10 ~ No. 13
61-64
P03/SEG35-P00/SEG32 SEG36-SEG33
Output
Segment output for FL No. 36 ~ No. 33
65-72
P37/SEG31-P30/SEG24 SEG32-SEG25
Output
Segment output for FL No. 32 ~ No. 25
73-80
P97/SEG23-P90/SEG16 SEG24-SEG17
Output
Segment output for FL No. 24 ~ No. 17
81-88
P87/SEG15-P80/SEG08 SEG16-SEG9
Output
Segment output for FL No. 16 ~ No. 9
89,90
PA7/SEG07,PA6/SEG06 SEG8,SEG7
Output
Segment output for FL No. 8, No. 7
91
VCC
VCC
5V
Power supply (+5V).
92-97
PA5/SEG05-PA0/SEG00 SEG6-SEG1
Output
Segment output for FL No. 6 ~ No. 1
98
VEE
VEE
Power Input
Pull-down power supply for FL
99
AVSS
AVSS
—
A/D conversion section reference GND.
100
VREF
VREF
5V Input
A/D conversion section reference power supply input (+5V).
Pin
No.
Input/Output
Port Name
Terminal Name
ICD01 RH-iX0381AWZZ: System Microcomputer (IX0381AW) (2/2)
Remarks
Figure 89 BLOCK DIAGRAM OF IC
P90/SEG16
P91/SEG17
P92/SEG18
P93/SEG19
P94/SEG20
P95/SEG21
P96/SEG22
P97/SEG23
P30/SEG24
P31/SEG25
P32/SEG26
P33/SEG27
P34/SEG28
P35/SEG29
P36/SEG30
P37/SEG31
P00/SEG32/DIG0
P01/SEG33/DIG1
P02/SEG34/DIG2
P03/SEG35/DIG3
P04/SEG36/DIG4
P05/SEG37/DIG5
P06/SEG38/DIG6
P07/SEG39/DIG7
P10/SEG40/DIG8
P11/SEG41/DIG9
81
82
83
84
P12/DIG10
P13/DIG11
P14/DIG12
P15/DIG13
P75/AN5
P74/AN4
P73/AN3
P72/AN2
P71/AN1
P70/AN0
PB3
PB2/DA
P57/SRDY3/AN15
P56/SCUK3/AN14
P55/SOUT3/AN13
P54/SIN3/AN12
P53/SRDY2/AN11
P52/SCUK2/AN10
P51/SOUT2/AN9
P50/SIN2/ANS
P67/SRDY1/CS/SCLK12
P66/SCLK11
P65/SOUT1
P64/SIN1
P63/CNTR1
P62/CNTR0
P61/PWM
P60
P47/T3OUT
P46/T1OUT
P45/INT1/ZCR
P44/INT4
P77/AN7
P76/AN6
1
2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
51
52
53
54
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
31 32 33 34 35
31 32 33 34 35
36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
IX0381AW
SD_ST_IN
KEY1
KEY2
KEY3
P_DOWN
TUNER_SM
PROTECT
SPAN
POWER
H.P_SW
MD_DISC_IN
CD_SENS_A
CD_SENS_B
CD_SENS_C
MD_LOAD_SW
MD_ST
MD_SERACH
MD_RESET
MD_D_STB
MD_D_SCK
MD_KDATA
MD_DATA
CD_BUS3
CD_BUS2
CD_BUS1
CD_BUS0
CD_BUCK
CD_CCE
CD_CHK_SW
D_CONT
VREF
A
VSS
VEE
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
VCC
SEG7
SEG8
SEG9
SEG10
SEG1
1
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
SEG33
SEG34
SEG35
SEG36
DIG13
DIG12
DIG11
DIG10
DIG9
DIG8
DIG7
DIG6
DIG5
DGI4
IC_CLK
REMOCON_IN
IC_DI
SYS_ST
OP
RESET
IC_CE
IC_DO
X_IN
X_OUT
VSS
IC_LCK2
TU_MUTE
DR_OP_IN
DR_CL_IN
IC_LCK1
CD_RESET
TIMER_LED
DIG1
DIG2
DIG3
PB1/XCIN
XIN
XOUT
VSS
P27
P26
P25
P24
P23/DIG19
P22/DIG18
P21/DIG17
P20/DIG16
P17/DIG15
P16/DIG14
P43/INT3
P42/INT2
P41
P40/INT0
RESET
P84/SEG12
P85/SEG13
P86/SEG14
P87/SEG15
VREF
A
VSS
VEE
P
A0/SEG0
P
A1/SEG1
P
A2/SEG2
P
A3/SEG3
P
A4/SEG4
P
A5/SEG5
VCC
P
A6/SEG6
P
A7/SEG7
P80/SEG8
P81/SEG9
P82/SEG10
P83/SEG1
1
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