TX-8522
SCHEMATIC DIAGRAM 2
DISPLAY SECTION
A
1
2
3
4
5
B
C
D
E
F
G
H
FLDRST
FLDSDO
FLDCS
FLDCLK
+12V
MON-B
GND
MON-A
IRIN
IROUT
MPUGND
+5VCPU
MPUGND
+5VDIS
REMIN
KEY0
KEY1
KEY2
KEY3
FLDCS
FLDSDO
FLDCLK
KEYINT0
KEYINT1
KEYINT2
KEYINT3
LEDSTBY
LEDPURE
FLDRST
MEMORY
FM MUTE
/MODE
DVD IN
VIDEO IN
NAVD-8883
INPUT
VIN1
VIDEO
SETTING
VIDEO OUT
MONITOR
OUT
A
H
L
H
B
H
L
VIN2
VIN3
NO USE
DVD
H
STAND
BY/ON
TUNING
DOWN
TUNING
UP
DISPLAY
SP-A
SP-B
PQR
MNO
JKL
GHI
DEF
ABC
DIRECT
TUNING
ENTER
CATE-
GORY
0/10 */
XM/
SIRIUS
FM/AM
TAPE-1
TAPE-2
VIDEO
DVD
CHARA-
CTOR
TO NAAF-8886(SCH.-1)
NADIS-8877
L
L
VIN4
STANDBY
YZ-
VWX
STU
PHONO
DIRECT
PURE
AUDIO
CD
DIMMER
MPP ONLY
NAETC-8882
TO NADG-8876(SCH.-3)
FROM NAAF-8886
P251
9
C256
223Z
C255
47/35
R260
100K
R259
330
R253
75
Q251
LA7956
9
8
7
6
5
4
3
2
1
VIDEO OUT
VCC
VIN4
VIN3
VIN2
GND
VIN1
B
A
Q254
RN1404
Q253
2SC2878
Q252
2SA1162-GR
D252
1SS352
D251
1SS352
C257
223Z
C254
470/16
R255
680K
C253
2.2/50
C258
103Z
R257
75
R256
100K
R251
75
C252
470/16
C251
2.2/50
R254
75
C259
103Z
R252
680K
R258
5.6K
L852
022K
C858 101J
C856
104Z
R883
27K
R882
220
R881
220
R880
3.3K
R879
3.3K
C854
223Z
C853
223Z
C860 101J
C864
223Z
C863
101J
C862
101J
C861
101J
R884
100K
Q851
M66005-
0001AHP
49
SEG2
50
SEG1
51
SEG0
52
VCC2
53
DIG15/SEG39
54
DIG14/SEG38
55
DIG13/SEG37
56
DIG12/SEG36
57
DIG11
58
DIG10
59
DIG9
60
DIG8
61
DIG7
62
DIG6
63
DIG5
64
DIG4
1
DIG03
2
DIG02
3
DIG01
4
DIG00
5
_RESET
6
_CS
7
SCK
8
SDATA
9
P1
10
P0
11
VCC1
12
XOUT
13
XIN
14
VSS
15
SEG35
16
SEG34
17
SEG33
18
SEG32
19
SEG31
20
SEG30
21
SEG29
22
SEG28
23
SEG27
24
VP
25
SEG26
26
SEG25
27
SEG24
28
SEG23
29
SEG22
30
SEG21
31
SEG20
32
SEG19
33
SEG18
34
SEG17
35
SEG16
36
SEG15
37
SEG14
38
SEG13
39
SEG12
40
SEG11
41
SEG10
42
SEG9
43
SEG8
44
SEG7
45
SEG6
46
SEG5
47
SEG4
48
SEG3
R876
330
R855
330
R862
330
R869
330
R877
470
R856
470
R863
470
R870
470
R878
560
R857
560
R864
560
R871
560
R851
820
R858
820
R865
820
R872
820
R852
1.2K
R859
1.2K
R866
1.2K
R873
1.2K
R853
2.2K
R860
2.2K
R874
2.2K
C857
100/16 +
Q853
2SC2712-GR
S880
S881
S858
S857
S856
S864
S865
S866
S867
S875
S874
S873
S872
S882
S851
S859
S852
S868
S876
S877
S869
S861
S853
S860
R867
2.2K
JL716B
1
2
3
L251
022K
JL261
TO NAAF-8886 (SCH.-1)
C866
100/16
R886
220
D851
MTZJ8.2B
C870
223Z
C869
223Z
C868
223Z
C867
223Z
C865
33/50
+
R885
220
Q852
16-BT-128GNYK
1
F21
2
F22
5
P35
6
P34
7
P33
8
P32
9
P31
10
P30
11
P29
12
P28
13
P27
14
P26
15
P25
16
P24
17
P23
18
P22
19
P21
20
P20
21
P19
22
P18
23
P17
24
P16
25
P15
26
P14
27
P13
28
P12
29
P11
30
P10
31
P9
32
P8
33
P7
34
P6
35
P5
36
P4
37
P3
38
P2
39
P1
40
16G
41
15G
42
14G
43
13G
44
12G
45
11G
46
10G
47
9G
48
8G
49
7G
50
6G
51
5G
52
4G
53
3G
54
2G
55
1G
58
F11
59
F12
D853
SLI-343URC-TE7
P715B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
R891
2.2K
Q854
RN1441
R887
100
C871
102J
R888
1K
L857
470M
R854
3.9K
R861
3.9K
R875
3.9K
R889
12K
C873
100/16
+
U851
3
2
1
5
4
S854
S862
S878
S879
S883
S863
S855
S870
R892
3.9K
S884
D854
SIR-34ST3F
D852
SEL2E10C
R890
100
P503
PHONES
3
2
1
C876
104Z
C874
102J
C875
102J
L855
220M
L853
220M
L854
220M
P504
JL711A
3
2
1
U012
U018
U017
