TX-8522
SCHEMATIC DIAGRAM 3
MICROPROCESSOR SECTION
U01
BAND
INT1
INT2
INT3
SPRLB
CNVSS
FEPM
FCE
RESET
SYSOUT
LEDZONE2
LEDPURE
SPRLA
DIRECT
+5VCPU
MPUGND
+5VDIS
IROUT
IRIN
LEDZONE2
LEDPURE
MPUGND
FLDRST
KEY3
KEY2
KEY1
KEY0
REMIN
KEYINT3
KEYINT2
KEYINT1
KEYINT0
FLDCS
FLDCLK
FLDSDO
LEDSTBY
REMIN
IROUT
IRIN
+5VTU
SYSIN
MPUGND
RESET
FCLK
FBUSY
FRXD
FTXD
CNVSS
+5VMPU
APOWER
PLLSDA
TUNED
STEREO
RDSSIG
TUR
TUL
+9V_TU
PLLCLK
RDSDAT
MPUGND
+10S
PLLSDA
TUNED
SIRIUSTX
SIRIUSRX
+12VA
+5VCPU
XMREQERR
TUXMSELB
TUXMSELA
TUXMSELA
KEYINT0
LEDSTBY
RDSSIG
RDSDAT
PLLCLK
SYSIN
+5VMPU
SYSIN
KEY1
KEY2
KEY3
SEC1H
PROTECT
VOLH
VSWB
XMDACRST
XMCOMSEL
SELDAT
SELCLK
SELSTB
TUXMSELB
XMRST
XMSRTXD
FBUSY
FCLK
FRXD
AMUT
KEY0
VSWA
FTXD
XMSRRXD
VOLOUT1
VOLOUT2
APOWER
THERMAL
STEREO
FLDCLK
FLDSDO
FLDCS
FLDRST
KEYINT1
KEYINT2
KEYINT3
POFF
+12VS
RLGND
POFF
APOWER
SRRST
XMREQERR
XMDACRST
XMCOMSEL
XMSRTXD
+5V_XM
TS_GND
XMSRRXD
XMRST
SIRIUSRX
SIRIUSTX
SR_L_OUT
SR_R_OUT
XM_L_OUT
XM_R_OUT
GND_A
+12V
-12V
-12VA
POFF2
SPRLA
SPRLB
SEC1H
+12VA
TS_GND
TU-GND
TU_L
TU_R
DIRECT
PROTECT
+12VR
MPUGND
RLGND
SELCLK
SELDAT
VSWA
VSWB
SELSTB
AMUT
VOLOUT2
VOLOUT1
5.6VM
+12VS
MPUGND
THERMAL
+5VTU
+5VTU
THERMAL
MPUGND
RI
IRIN
NADG-8876
TO TUNER PACK
TO DISPLAY(SCH.-2)
IROUT
(VX)
(VR)
TO FLASH WRITER
NAETC-8878
TO NAAF-8886 (SCH.-1)
R615
47K
R677
0
R676
0
R675
0
R662
0
R661
0
R660
0
R657
0
R656
0
R650 0
R646 0
R642 0
R641 0
R640 0
Q706
78M56
3
O
2
G
1
I
Q601
M30624FGPFP
81
P07/AN07/D7
82
P06/AN06/D6
83
P05/AN05/D5
84
P04/AN04/D4
85
P03/AN03/D3
86
P02/AN02/D2
87
P01/AN01/D1
88
P00/AN00/D0
89
P107/AN7/KI3
90
P106/AN6/KI2
91
P105/AN5/KI1
92
P104/AN4/KI0
93
P103/AN3
94
P102/AN2
95
P101/AN1
96
AVSS
97
P100/AN0
98
Vref
99
AVcc
100
P97/ADTRG/SIN4
1
P96/ANEX1/SOUT4
2
P95/ANEX0/CLK4
3
P94/DA1/TB4IN
4
P93/DA0/TB3IN
5
P92/TB2IN/SOUT3
6
P91/TB1IN/SIN3
7
P90/TB0IN/CLK3
8
BYTE
9
CNVSS
10
P87/XCIN
11
P86/XCOUT
12
RESET
13
XOUT
14
VSS
15
XIN
16
VCC1
17
P85/NMI
18
P84/INT2
19
P83/INT1
20
P82/INT0
21
P81/TA4IN/U
22
P80/TA4OUT/U
23
P77/TA3IN
24
P76/TA3OUT
25
P75/TA2IN/W
26
P74/TA2OUT/W
27
P73/CTS2/RTS2/TA1IN/V
28
P72/CLK2/TA1OUT/V
29
P71/RXD2/SCL2/TA0IN/TB5IN
30
P70/TXD2/SDA2/TA0OUT
31
P67/TXD1/SDA1
32
P66/RXD1/SCL1
33
P65/CLK1
34
P64/CTS1/RTS1/CTS0/CLKS1
35
P63/TXD0/SDA0
36
P62/RXD0/SCL0
37
P61/CLK0
38
P60/CTS0/RTS0
39
P57/RDY/CLKOUT
40
P56/ALE
41
P55/HOLD
42
P54/HLDA
43
P53/BCLK
44
P52/RD
45
P51/WRH/BHE
46
P50/WRL/WR
47
P47/CS3
48
P46/CS2
49
P45/CS1
50
P44/CS0
51
P43/A19
52
P42/A18
53
P41/A17
54
P40/A16
55
P37/A15
56
P36/A14
57
P35/A13
58
P34/A12
59
P33/A11
60
P32/A10
61
P31/A09
62
VCC2
63
P30/A8(/-/D7)
64
VSS
65
P27/AN27/A7(/D7/D6)
66
P26/AN26/A6(/D6/D5)
67
P25/AN25/A5(/D5/D4)
68
P24/AN24/A4(/D4/D3)
69
P23/AN23/A3(/D3/D2)
70
P22/AN22/A2(/D2/D1)
71
P21/AN21/A1(/D1/D0)
72
P20/AN20/A0(/D0/-)
73
P17/D15/INT5
74
P16/D14/INT4
75
P15/D13/INT3
76
P14/D12
77
P13/D11
78
P12/D10
79
P11/D9
80
P10/D8
P715A
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
R669
220
Q711
S-812C53AUA
1
G
3
O
2
I
Q701
S-812C56
AUA-C3K
2
I
1
G
3
O
P708
R734
270(1W)
R700
0
R704
10K
R702
10K
Q712
TC74HC4052AF
1
0Y
2
2Y
3
Y_COM
4
3Y
5
1Y
6
INH
7
Vee
8
GND
9
B
10
A
11
3X
12
0X
13
X_COM
14
1X
15
2X
16
Vcc
P707
1
2
3
P706
1
2
3
21
22
23
P705
9
8
7
6
5
4
3
2
1
P704A
1
2
3
4
5
6
7
8
9
10
11
12
13
L702
022K
L701
470M
C712
100/16
+
C724
100/16
+
C725
100/16
+
C709
100/16
+
C703
100/16
+
C702
100/16
+
C715
100/16
+
C710
470/10
+
R699
220(P)
D704
R729
1M
R671
220
R670
220
R697
47K
R626
47
D702
1SS355
D713
R717
R720*
R716
R714
104Z
R731
1.5K
R711 (1/4W)
33
R850
10K
D707
1SS355
D706
1SS355
D705
1SS355
D709
RL1N4003
D710
RL1N4003
C729
104Z
C728
104Z
C719
104Z
R723
47K
R724
47K
R725
47K
R726
47K
R622
220
R624
220
R730
1.5K
D712
UDZS5.1B
D711
UDZS5.1B
D604
UDZS5.1B
R710
10(1/2W)
C711
104Z
C701
104Z
R678
220K
R617
220
R727
220
R728
220
R722
47K
R721
47K
C714
10/50
+
R712
(1/2W)
0.22
Q710
2SA1930
C606
104Z
D603
1SS355
X601
6.000MHz
C716
101J
R709
100
C708
474K
R701
1K
R667
47K
R666
220
C603
104Z
C602
104Z
D708
J702
J701
C718
100/16
C717
3.3/50
Q705
RN2402
2
Q703
RN1404
D703
D701
1SS355
C706
10/50
+
C704
DX-5R5L224
+
R705
2.2K
Q602
RN1404
R696
47K
R610
10K
R608
220(P)
R612 47K
R613
1M
R614
10K
R618
220
R619
220
R620
220
R621
220
R625
220
R629
10K
R630
10K
R63947
R638220
R63747
R636
47
R635
47
R634
47
R633
47
R631
10K
R64447
R64547
R647
10K
R648
10K
R649
10K
R651
10K
R652
10K
R653
10K
R654
220
R655
220
R658
1K
R664
220
R665
220
R674
10K
R673
10K
R672
10K
R679
47
R680
47
R681
47
R682
47
R683
47
R684
4.7K
R685
4.7K
R686
4.7K
R687
4.7K
R688
4.7K
R690
4.7K
R692
4.7K
R694
4.7K
R695
2.7K
R693
2.7K
R691
2.7K
R689
2.7K
C601
104Z
C604
101J
C605
101J
R663
47
C607
104Z
104Z
C611
104Z
C612
104Z
C613
102K
C614
102K
C615
102K
C616
102K
C617
102K
C618
102K
C619
102K
C620
102K
C621
104Z
C622
104Z
R609
10K
R601
220
R602
220
C623
4.7/50
+
Q603
RN2402
D602
1SS355
D601
1SS355
R733
10(1W)
JL911B
NAPS-8880
(SCH.-4)
1
2
3
4
5
6
P211B(SCH.-5)
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
P702A
13
12
11
10
9
8
7
6
5
4
3
2
1
P701A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Q855
LM61CIZ
2
O
1
G
3
V
JL703A
3
2
1
JL703B
1
2
3
U08
1SS355
1SS355
1SS355
P212B(SCH.-5)
0
0
10K
R719*
56K
33K
0
R720
33K
56K
None
R719
(A)
(P)
(D)
TX-8522
C609
C610
North American
model only
A
1
2
3
4
5
B
C
D
E
F
G
H
