Read Panasonic KX-FL403RU (serv.man8) Service Manual Supplement online
3
KX-FL403RU
2 CHANGES
(Suffix Code: C or later)
2.1.
Schematic Diagram (Digital Board (PCB1))
[Changed from original section “14.1. Digital Board (PCB1)”]
1/4
KX-FL403RU DIGITAL BOARD (1/4)
(a)
(b)
(c)
(f)
(g)
(h)
(i)
(j)
(m)
(n)
(k)
(p)
(q)
(d)
(e)
(1)
(3)
(6)
(9)
(11)
(13)
(15)
(17)
(19)
(21)
(23)
(2)
(4)
(5)
(7)
(8)
(10)
(12)
(14)
(16)
(18)
(20)
(25)
(27)
(29)
(31)
(32)
(34)
(35)
(37)
(38)
(36)
(33)
(22)
(24)
(26)
(28)
(30)
RA105
47
1
2
3
6
7
8
+3.3V
+5VD
RA103
47
1
2
3
6
7
8
RA102
47
1
2
3
4
5
4
5
4
5
4
5
6
7
8
+3.3V
RA104
47
1
2
3
6
7
8
+24V
+3.3V
+24V
+5VD
C162
Z0.1u
C105
Z0.1u
C185
J15p
(
)
C184 J15p
C177
J27p
C178
J27p
C171
( )
NC
C158
J27p
C181
Z0.1u
C169
( )
NC
C107
Z0.1u
C102
Z0.1u
C179
Z0.1u
C188
Z0.1u
C170
( )
NC
C187
Z0.1u
C186
Z0.1u
C189
J27p
C176
Z0.1u
C104
6.3V100u
(
)
L108
L109
R103
100
R102
100
R104
100
R177
22
R176
22
F101
NC
Q110
Q105
R165
22
R166
22
R167
22
RA112
22
1
2
3
45
4
5
6
7
8
RA113
22
1
2
3
6
7
8
RA117
22
1
2
3
45
45
6
7
8
RA118
22
1
2
36
7
8
+4VD
+3.3V
R143
10K
C133
Z0.1u
R132
NC
C127
Z0.1u
+3.3V
C129
6.3V220u
RA114
22
1
2
3
4
5
4
5
4
5
4
5
6
7
8
7
8
RA115
22
1
2
3
6
7
8
7
8
RA116
22
1
2
3
6
7
8
7
8
RA119
22
1
2
3
6
7
8
7
8
C164
Z0.1u
C156
Z0.1u
C151
Z0.1u
C174
Z0.1u
R178
0
R179
0
C173
Z0.1u
C190
( )
NC
C191
( )
NC
C142
Z0.1u
+5VD
C168
Z0.1u
C143
K0.1u
C144 K0.1u
+3.3V
C135
Z0.1u
+3.3V
+2.5V
+2.5V
C121
Z0.1u
R126
F1.1K
C116
Z0.1u
R127
F36K
+3.3V
R148
4.7
C139
Z0.1u
R112
100
R119
100
D102
D107
D112
IC103
1
2
3
4
5
6
7
8
GND
9
10
11
12
13
14
15
16
+5VD
+24V
R111
1.5K 1/2W
R108
1K
PG
C110
Z0.1u
F103
1.25A
PG
+24V
L102
R141
10K
R140
4.7K
R168
22
C141
Z0.1u
R147
4.7
C138
Z0.1u
+2.5V
C172
Z0.1u
C175
Z0.1u
Q112
TP_AMON
TP_NMI
TP_A15
TP_A13
TP_A14
100
R172
R174
47
IC106
1
VSS
2
VDD3.3A
3
AIN1
4
AIN2
5
AIN3
6
AMON
7
VSS
8
X32OUT
9
X32IN
103.3VBATIN
11XBACKEN
12XRESCS2/CLKE/OP02
133.3VBATOUT
142.5VBATIN
15XRESET
16XORESET
17VSS
18VDD3.3V
19XRESETI
20XWDERR
21TMO/IOP10
22TM1/IOP11
23TM2/IOP12
24TM3/IOP13
25TXE/IOP14
26VSS
27VDD2.5V
28TRS/OP06
29HTRCTL
30POLCLK
31POLON
32XREADY
33XHSYNC
34LDON
35APC
36VIDEO
37
XHSTRD/RBA[9]/IP00
38
XHSTWR/RBA[10]/IP01
39
RESINT
40
XRESCS1
41
RESCLK
42
VSS
43
VDD2.5V
44
XOUT
45
XIN
46
VSS
47
VDD3.3V
48
IOP07
49
XCHKCS/OP03
50
XROMCS
51
XRD
52
XWR
53
DB0
54
DB1
55
DB2
56
DB3
57
DB4
58
DB5
59
DB6
60
DB7
61
DB8
62
DB9
63
DB10
64
VSS
65
VDD2.5V
66
DB11
67
DB12
68
DB13
69
DB14
70
DB15
71
VDD5V
72
VSS
73
VDD3.3V
74
SDCS
75
RAS
76
CAS
77
SDWE
78
SDDQMU
79
SDDQML
80
VSS
81
SDCLK
82
VSS
83
VDD3.3V
84
ADR0
85
ADR1
86
ADR2
87
ADR3
88
ADR4
89
ADR5
90
ADR6
91
ADR7
92
ADR8
93
ADR9
94
ADR10
95
ADR11
96
ADR12
97
VSS
98
VDD2.5V
99
RBA0
100
RBA1
101
RBA2
102
RBA3
103
RBA4
104
RBA5
105
RBA6
106
RBA7/OP04
107
RBA8/OP05
108
VDD3.3V
109
VSS
110
EVOLIN
111
EVOLOUT
112
EVOLREF
113
TONE
114
XMDMCS
115
XMDMINT
116
CPC/IOP27
117
ADR13/IOP15
118
ADR14/IOP16
119
ADR15/IOP17
120
XNMI/XINT
121
TEST1
122
TEST2
123
TEST3
124
TEST4
125
VDD2.5V
126
VSS
127
F1
128
FTG
129
TXD/IOP20
130
RXD/IOP21
131
RTS/IOP22
132
CTS/IOP23
133
DSR/IOP24
134
DTR/IOP25
135
DCD/IOP26
136
ADSEL1
137
ADSEL2
138
VDD3.3V
139
VSS
140
VDDA2.5A
141
VREFB
142
VCL
143
VREFT
144
VSSA
RA109
47
1
2
3
6
7
8
7
8
RA108
47
1
2
3
6
7
8
7
8
RA107
47
1
2
3
6
7
8
7
8
RA106
47
1
2
3
6
7
8
7
8
RA101
47
1
2
3
4
5
4
5
4
5
4
5
4
5
6
7
8
7
8
(
)
R160
22
R161
22
47K
R105
R117
47K
TP_16M
( )
C140
K10u
L107
C134
Z0.1u
L104
L129
BEAD
R267
10K
(
)
NC
R130
0
(
)
NC
R164
22
L101
BEAD
NC
R139
R173
100
NC
R158
L103
R142
4.7K
XUSBRST
C106
35V100u
C103
35V100u
R146
4.7K
4.7K
R180
4.7K
R181
+3.3V
C126
Z0.1u
C125
6.3V100u
+4VD
L110
BEAD
Q101
Q113
Q103
Q104
Q108
Q109
Q107
+5VD
K1u
C115
C117
6.3V100u
R150
47K
+3.3V
TP_FCS
TP_ACS
TP_CHKCS
TP_RST
CN102
1
+24V
2
+24V
3
PG
4
PG
5
DG
6
+5V
7
+4V
8
+4V
9
HTRCTL
10
PDWN
CN103
1
+24V
2
GND
3
CHG
4
DEV
5
TRS
6
HVERR
7
TOPCVR
8
DRUM
CN105
1
POLCLK
2
XREADY
3
POLON
4
DG
5
+24V
IC105
VI1
1
A15
2
A14
3
A13
4
A12
5
A11
6
A10
7
A9
8
A8
9
A19
10
A20
11
WE
12
RESET
13
NC
14
WP/ACC
15
RY/BY
16
A18
17
A17
18
A7
19
A6
20
A5
21
A4
22
A3
23
A2
24
A1
25
A0
26
CE
27
VSS
28
OE
29
DQ0
30
DQ8
31
DQ1
32
DQ9
33
DQ2
34
DQ10
35
DQ3
36
DQ11
37
VCC
38
DQ4
39
DQ12
40
DQ5
41
DQ13
42
DQ6
43
DQ14
44
DQ7
45
DQ15/A-1
46
VSS
47
BYTE
48
A16
TP_FRY
Z0.1u
C254
Z0.1u
C255
Z0.1u
C259
Z0.1u
C260
CN104
1
XHSYNC
2
GND
3
+5V
4
XAPC
5
XLDEN
6
XVIDEO
7
DG
CN106
1
COM
2
XB
3
XA
4
B
5
A
+5VD
J10p
C299
NC
IC108
1
VDD
2
DQ00
3
VDDQ
4
DQ1
5
DQ2
6
VSSQ
7
DQ3
8
DQ4
9
VDDQQ
10
DQ5
11
DQ6
12
VSSQ
13
DQ77
14
VDD
15
LDQM
16
/WE
17
/CAS
18
/RAS
19
/CS
20
BA0
21
BA1
22
A10/AP
23
A0
24
A1
25
A2
26
A3
27
VDD
28
VSS
29
A4
30
A5
31
A6
32
A7
33
A8
34
A9
35
A11
36
NC
37
CKE
38
CLK
39
UDQM
40
NC
41
VSS
42
DQ8
43
VDDQ
44
DQ9
45
DQ10
46
VSSQ
47
DQ11
48
DQ12
49
VDDQ
50
DQ13
51
DQ14
52
VSSQ
53
DQ15
54
VSS
IC104
1
VIN
2
VSS
3
VROUT
4
VDOUT
5
Cdelay
J100p
C300
J100p
C302
J100p
C303
J100p
C304
J100p
C301
+3.3V
4.7K
R257
4.7K
R258
Z0.1u
C310
J33p
C312
Q115
+3.3V
IC115
NC
1
GND
2
CE/
3
C1+
4
VOUT
5
VIN
6
C1-
-5V
+5VD
(
)
Z1u
C313
NC
( )
Z1u
C314
NC
( )
Z1u
C315
NC
TP_CSG
IC114
1
OE
2
A
3
GND
4
Y
5
VCC
10K
R123
47K
R121
Q124
+5VD
L105
L106
C137
K1000p
(
)
0
R131
NC
D[14]
RBA[1]
D[12]
A[12]
A[11]
D[1]
A[4]
RBA[3]
D[4]
A[10]
RBA[0]
D[2]
+3.3V
D[3]
D[6]
A[2]
A[3]
D[8]
D[9]
D[7]
RBA[2]
A[7]
A[5]
D[10]
D[0]
D[5]
D[13]
A[8]
A[6]
D[11]
D[15]
A[9]
RBA[5]
A[1]
RBA[4]
RBA[6]
RBA[6]
RBA[5]
RBA[4]
RBA[3]
RBA[1]
RBA[2]
RBA[2]
A[12]
RBA[0]
A[7]
A[4]
A[10]
A[11]
A[11]
A[8]
A[5]
A[9]
A[6]
A[3]
A[0]
A[1]
A[2]
A[1]
A[2]
D[15]
D[14]
D[12]
D[13]
D[13]
D[10]
D[8]
D[11]
D[6]
D[4]
D[1]
D[3]
D[5]
D[2]
D[7]
A[10]
A[11]
RBA[0]
A[12]
RBA[2]
RBA[1]
RBA[4]
RBA[5]
RBA[6]
RBA[3]
A[6]
A[7]
A[8]
A[9]
POLON
MDMINT
TMPWR
MDMCS
TXD
RXD
RTS
CTS
SERIAL_SW
ADSEL1
ADSEL2
MDMRESET
POLCLK
XREADY
XHSYNC
PDWN
CHG
DEV
TRS
RBA[8]
RBA[8]
RBA[7]
RBA[7]
HTRCTL
TMA
TMB
TMXA
TMXB
F1
FTG
RESET
LDON
APC
D[0]
D[9]
DRUM
TONE
RBA[9]
D[0]
D[1]
D[2]
D[3]
D[7]
D[6]
D[5]
D[4]
TOPCVR
VIDEO
HVERR
WP
TO POLYGON
TO LASER
TO SCAN MOTOR
32k
H
z
POLCLK
XREADY
POLON
A
B
XA
XB
(
)
(
)
(
)
(
)
VIDEO
LDEN
APC
HSYNC
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