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A
QQ
3 7 63 1515 0
SCHEMATIC DIAGRAM 1-1
NADIS-7746
1
U44
R7289
R7389
R7290
UDD
0
-
10K
UPA
10K
33K
2
R7382
1K
TE
L 13942296513
C7214
102K
3
R7371
10K
SYNC
ISS
FLRES
R7386
R7389*
R7289*
R7390*
R7290*
K3
K2
K1
K0
4
www
5
C7207
U7201
100/6.3
.
SPS-444-1
http://www.xiaoyu163.com
Sub-microprocessor and display sections
R7390
1 0K
NAETC-7749
0
-
104Z
C7483
P7483
R7271
10K
81
P07/D7
R7282
10K
82
P06/D6
83
P05/D5
R7284
10K
84
P04/D4
85
P03/D3
R7286
10K
86
P02/D2
78:P12/D10
10K
87
P01/D1
79:P11/D9
80:P10/D8
88
P00/D0
89
P107/AN7/~KI3
90
P106/AN6/~KI2
91
P105/AN5/~KI1
R7391 10K
1:P96/ANEX1/SOUT4
92
P104/AN4/~KI0
2:P95/ANEX0/CLK4
R7392 10K
93
P103/AN3
3:P94/DA1/TB4IN
R7293
4 .7K
4:P93/DA0/TB3IN
94
P102/AN2
R7294
4 .7K
5:P92/TB2IN/SOUT3
95
P101/AN1
6:P91/TB1IN/SIN3
R7295
4 .7K
96
AVSS
7:P90/TB0IN/CLK3
R7297
4 .7K
97
P100/AN0
C7206
98
VREF
104Z
99
AVCC
100
P97/~ADTRG/SIN4
R7397 2.7K
R7395 2.7K
R7394 2.7K
R7393 2.7K
C7297 102K
C7295 102K
C7294 102K
C7293 102K
x
ao
C7208
y
GND
104Z
i
http://www.xiaoyu163.com
B
8
P7201A (SCH. 9) NAAR-7728
12.0
P7481
HEADPHONES
C7482
C7481
U46
101J
101J
C7204
474J
5.0
Q Q
3
6 7
1 3
51:P43/A19
52:P42/A18
53:P41/A17
Q7201
M30624FGAFP
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/SC
L/TA0IN/TB5IN
30:P70/TXD2
/SDA/TA0OUT
P64/~CTS1/~RTS1/~C
R7309
10K
u163
C7213
C7202
C7203
102K
100/6.3
474J
X7201
D7203
.
R7301
CST16.00MXW0C1
UDZ5.1B
220K
D7202
1SS352 OR 1SS355
C
2 9
9 4
2 8
C7501
5.6
474Z
R7501 220
R7502
220
474Z
C7502
474Z
C7509
D7501
D7502
UDZ11B
C7510
33/50
1SS352
OR
1SS355
+12V
GND
+5.6S
C7201
100/6.3
D7201
1SS352
OR 1SS355
1 5
0 5
8
2 9
9 4
R7250
4.7K
LEDGRE
P44/~CS0
50
R7249
4.7K
LEDRED
P45/~CS1
49
R7248
10K
RZV1
P46/~CS2
48
R7247
10K
RZV5
P47/~CS3
47
P50/~WRL/~WR
46
R7245
10K
RZV 4
P51/~WRH/~BHE
45
P52/~RD
44
R7243
10K
RZV 3
P53/BCLK
43
R7242
10K
RZV2
P54/~HLDA
42
P55/~HOLD
41
R7240
10K
VBJ
P56/ALE
40
VAJ
R7239
10K
P57/~RDY/CLKOUT
39
10K
SUBREQ
R7338
P60/CTS0/RTS0
38
R7238
220
MAI NSCK
P61/CLK0
37
R7237
220
MAINSO
P62/RXD0
36
R7236
220
SUBSO
P63/TXD0
35
R7235
220
34
R7234
100
P65/CLK1
33
R7233
100
P66/RXD1
32
R7232 100
P67/TXD1
31
R7231
R7432
100
2.2K
NETRX
NETT X
R7431
220
m
co
Q7202
KRA103S
OR RN2403
P7203
DTR-7.3
D
9 9
5.0
2 8
9 9
Q7
KT
12.0
O
LED RED
R7340
O
10K
R7339
LED GRE
10K
12.0
K0
K1
AUDIO-SE L
K2
S7542
DIRECT
K3
S7574
FM MODE
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