33
1
2
3
IC9 : RH5VL40CA
IC207 : RH5VL45AA
VO2
Gnd
Vcc
VO1
IC201
MC34119D
CD
FC2
FC1
Vin
Vcc
CE
RE
R / B
GND
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
I/O7
I/O6
I/O5
I/O4
Vcc
IC208
KM29W040AT
IC202
D16559
Vss
CLE
ALE
WE
WP
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
I/O0
I/O1
I/O2
I/O3
Vss
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
1
2
3
4
8
7
6
5
Vcc
4B
4A
4Y
3B
3A
3Y
IC204
TC74HC00AF
1A
1B
1Y
2A
2B
2Y
GND
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
CD11
CD12
CD13
CD14
CD15
VCC
GND
GPIO15
GPIO14
GPIO13
GPIO12
GPIO11
GPIO10
GPIO9
GPIO8
GPIO7
GPIO6
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIO0
PDN
RSTN
GND
XIN
XOUT
VRTC
VCCPLL
CA5
CA6
CA7
CA8
CA9
CA10
CA11
CA12
CA13
CA14
CA15
VCC
GND
RASN
CASN0
CASN1
DRMWRN
EGPIO4
EGPIO5
EGPIO6
EGPIO7
EGPIO8
EGPIO9
EGPIO10
EGPIO11
EGPIO12
EGPIO13
GND
EGPIO14
EGPIO15
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
GNDPA
SPOUTP
SPOUTN
VCCPA
HSOUT
LOUT
VCCA
LIN
LGS
DCIN
CIDIN
CIDIP
CIDO
HMGS
HMIN
GNDA
MIN
MGS
VREF
GNDPLL
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
CA4
CA3
CA2
CA1
CA0
DWRN
DRDN
VCC
GND
CD0
CD1
CD2
CD3
CD4
CD5
CD6
CD7
CD8
CD9
CD10
V
DD
St/GT
ESt
StD
INT
CD
DR
DATA
DCLK
FSKen
PWDN
IC
IC8
MT88E43
IN+
IN-
GS
VRef
CAP
TRIGin
TRIGRC
TRIGout
MODE
OSCin
OSCout
Vss
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
P70
64
P71
63
P72
62
P73
61
P60
60
P61
59
P62
58
P63
57
X1
56
X2
55
RESET
54
P50
53
17
PTH00
18
T10
19
T11
20
P23
21
P22/PCL
22
P21/PTO1
23
P20/PTO0
24
P03/SI
25
P02/SO
26
P01/SCK
27
P00/INT4
28
P123
P51
52
29
P122
P52
51
30
P121
P53
50
31
P120
P40
49
32
P133
P41
48
P42
47
P43
46
P30
45
P31
44
P32
43
P33
42
VDD
41
IC
40
P140
39
P140
38
P142
37
1
P83
2
P82
3
P81
4
P80
5
P93
6
P92
7
P91
8
P90
9
VSS
10
P13/INT3
11
P12/INT2
12
P11/INT1
P143
36
13
P10/INT0
P130
35
14
PTH03
P131
34
15
PTH02
P132
33
16
PTH01
IC6
UPD75116HGC
Summary of Contents for FT-8989
Page 2: ...CORDLESS TELEPHONE SERVICE MANUAL FILE NO 2B0 9905 FT 8989 PUBLISHED IN JAPAN Sep 1999 ...
Page 11: ...9 BLOCK DIAGRAMS Base Unit Main ...
Page 12: ...10 Base Unit DSP ...
Page 13: ...11 Handset ...
Page 14: ...12 13 SCHEMATIC DIAGRAMS Base Unit Main ...
Page 15: ...14 15 Base Unit Key ...
Page 16: ...16 17 Handset ...
Page 34: ...35 ELECTRICAL PARTS LOCATION Base Unit Main PCB ...
Page 35: ...36 Base Unit Key PCB ...
Page 36: ...37 Handset Main PCB ...
Page 37: ...38 39 WIRING DIAGRAMS Base Unit ...
Page 38: ...40 Handset ...
Page 66: ......