Sharp SD-AT1000 Service Manual page 53

IC701 RH-iX0558AWZZ: System Microcomputer (IX0558AW)
1
FAN LOCK PA5/AN5
2
PROTECT PA4/AN4
3
+B CHECK PA3/AN3
4
JOG PA2/AN2
5
FAN CHK PA1/AN1
6
A/D RESET PA0/AN0
7
OFF SET P97/BUZ02/AN15
POWER LEVEL1
8
P96/PWM0/AN14
(-B CONT)
POWER LEVEL2
9
P95/RTP0/AN13
(REG ON)
10
TUNER_SM P94/RTP1/AN12
11
RDS RDY P93/SRDY3/AN11
12
RDS CLK P92/SCLK3/AN10
13
RDS RST P91/SOUT3/AN9
14
RDS DO P90/SIN3/AN8
15
CCB CE P83/CNTR0/CNTR2
16
CCB CE P83/CNTR0/CNTR2
CNVSS
17
CNVSS
VPP(FLASH)
18
RESET RESET
19
CCB CL P81/XCOUT
20
CCB DI P80/XCIN
VSS
21
VSS
VSS(FLASH)
22
XIN
XIN
23
XOUT XOUT
VCC
24
VCC
VCC(FLASH)
25
POWER_KEY P77/INT4/BUZ01
26
DD LED P76/T3OUT
27
DPL LED P75/T1OUT
28
40V RELAY P74/PWM1
P73/INT3/
29
H.P_SW
DIMOUT
30
RX-IN P72/INT2
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
IX0558AW
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
Figure 53 BLOCK DIAGRAM OF IC
– 53 –
SD-AT1000
80
P00/FLD8
DIG9
79
P01/FLD9
DIG10
78
P02/FLD10
DIG11
77
P03/FLD11
DIG12
76
P04/FLD12
DIG13
75
P05/FLD13
DIG14
74
P06/FLD14
DIG15
73
P07/FLD15
SEG1
72
P10/FLD16
SEG2
71
P11/FLD17
SEG3
70
P12/FLD18
SEG4
69
P13/FLD19
SEG5
68
P14/FLD20
SEG6
67
P15/FLD21
SEG7
66
P16/FLD22
SEG8
65
P17/FLD23
SEG9
64
P30/FLD24
SEG10
63
P31/FLD25
SEG11
62
P32/FLD26
SEG12
P33/FLD27 61
SEG13
60
P34/FLD28
SEG14
59
P35/FLD29
SEG15
58
P36/FLD30
SEG16
57
P37/FLD31
NO USE
56
P40/FLD32
BASS_SW
55
P41/FLD33
CONFIG
54
P42/FLD34
SP_RLY
53
P43/FLD35
AC_RLY
52
P44/FLD36
NON PCM
51
P45/FLD37
DIG_FUND +B