
TA-RW255
MICROPROCESSOR BLOCK DIAGRAM/ TERMINAL DESCRIPTION-1
Q701 MPD78042FGF-141
FI
LAMENT
STANDBY LED
RELAY
P1
P2
P3
P4
P5
P6
-VDI
SP
P7
P8
P9
P1
0
P1
1
P1
2
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
P
95/FI
P
7
P
96/FI
P
8
P
97/FI
P
9
P
1
00/FI
P
10
P
1
01/FI
P
11
P
1
02/FI
P
12
P
1
03/FI
P
13
P
1
04/FI
P
14
P
1
05/FI
P
15
VLOAD
P
1
06/FI
P
16
P
1
07/FI
P
17
P
1
10/FI
P
18
P
1
11/FI
P
19
P
1
12/FI
P
20
P
1
13/FI
P
21
CAP MOTOR(A)
1
P94/FIP6
P114/FIP22
64
-->
P13
CAP X1/~X2(A)
2
P93/FIP5
P115/FIP23
63
-->
P14
SOLENOID(A)
3
P92/FIP4
P116/FIP24
62
-->
P15
1G
4
P91/FIP3
P117/FIP25
61
-->
P16
2G
5
P90/FIP2
P120/FIP26
60
<--
SEARCH SPEC
3G
6
P81/FIP1
P121/FIP27
59
<--
4G
7
P80/FIP0
P122/FIP28
58
<--
R_REC_INH_SW(B)
+5V
8
VDD
P123/FIP29
57
<--
METAL_SW(B)
DOLBY CLK
9
P27/SCK0
P124/FIP30
56
<--
F.REC INH.SW(B)
DOLBY DATA
10
P26/SO0/SB1
P125/FIP31
55
<--
~PACK SW(B)
DOLBY STB
11
P25/SI0/SB0
P126/FIP32
54
<--
HIGH SW(B)
~DOLBY RST
12
P24/BUSY
P127/FIP33
53
<--
PLAY_SW(B)
70/~120(A)
13
P23/STB
VDD
52
<--
+5V
70/~120(B)
14
P22/SCK1
P70
51
<--
~PLAY SW(A)
PB X1/~X2
15
P21/SO1
P71
50
<--
HIGH SW(A)
LINE MUTE
16
P20/SI1
P72
49
<--
~PACK SW(A)
~RESET
17
RESET
IC(VPP)
48
<--
GND
REC MUTE(B)
18
P74
P00/INTP0/TI0
47
<--
RI_INPUT
~POFF
19
P73
P01/INTP1
46
-->
~RI OUTPUT
GND
20
AVSS
P02/INTP2
45
-->
SOLENOID(B)
~FT MODE
21
P17/ANI7
P03/INTP3/CIO
44
-->
CAP X1/~X2(B)
~TEST MODE
22
P16/ANI6
P30/TO0
43
-->
CAP MOTOR(B)
SIGNAL LCH
23
P15/ANI5
P31/TO1
42
<--
R.SENS(A)
P14/ANI4
P32/TO2
41
<--
R.SENS(B)
P1
3
/A
N
I3
P1
2
/A
N
I2
P1
1
/A
N
I1
P1
0
/A
N
I0
AVDD
AVRE
F
P0
4
/XT1
XT2
VSS
X1
X2
P3
7
P
3
6/BU
Z
P3
5
/PCL
P3
4
/TI2
P3
3
/TI1
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
VOLU
ME
KEY(
2)
KEY(
1)
KEY(
0)
+5V
+5V
GND
X1
X2
BI
AS(B)
NORMAL BI
AS(
B
)
HIGH BIA
S
(B)
REC/~
P
B(
B)
DECK ~
A
/B
Q701
MPD78042FGF-141-3B9
www. xiaoyu163. com
QQ 376315150
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TEL 13942296513
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299