Read Panasonic KX-FL403RU (serv.man8) Service Manual Supplement online
5
KX-FL403RU
3/4
KX-FL403RU DIGITAL BOARD (3/4)
(j)
(m)
(n)
(k)
(p)
(q)
(a)
(b)
(f)
(h)
(d)
(c)
(g)
(i)
(e)
(39)
(41)
(43)
(42)
(44)
(46)
(48)
(50)
(45)
(47)
(49)
(51)
(52)
(54)
(56)
(58)
(59)
(60)
(53)
(55)
(57)
(40)
RA120
100
1
2
3
4
5
4
5
6
7
8
+24V
+5VD
+5VD
CN109
1
+5VD
2
TXD
3
RXD
4
RTS
5
CTS
6
DSR
7
DTR
8
GND
C232
Z0.1u
R213
100
10K
R226
R215
1K
R214
180
R217
100
R212
100
D111
F105
NC
C243
K1000p
R237
5.6K
R231
5.6K
+5VD
R233
330
C242
K1000p
R230
5.6K
R244
56K
+5VD
+5VD
Q119
R238
100
R236
4.7K 1/4W
R240
10K
C244
K1000p
C238
K1000p
R218
56K
R224
F18K
F18K
R209
330
C239
K1000p
R225
5.6K
+5VD
L139
BEAD
R222
F22K
C240
K1000p
R223
F22K
F22K
R239
10K
R235
4.7K 1/4W
Q118
+24V
R250
10K
+5VD
+5VD
Z0.1u
C251
R247
56K
C236
K1000p
C237
K1000p
47K
R194
47K
R187
47K
R192
+5VD
PG
R220
F39K
F39K
R219
F39K
F39K
R227
F33K
R229
1K
R228
1K
L138
BEAD
L140
BEAD
C224 J180p
L151
R246
39 1/2W
IC110
NC
1
COLEVCC
2
GND
3
D-
4
D+
5
VBUS
6
TRDN
7
TEST
8
DAOK1
9
DREQ1
10
TC1
11
INT1/SOF
12
IOVCC
13
XOUT
14
XIN
15
GND
16
COREVCC
17
A1
18
A2
19
A3
20
A4
21
A5
22
A6
23
D0
24
D1
25
D2
26
D3
27
D4
28
D5
29
D6
30
D7
31
D8/P0
32
D9/P1
33
D10/P2
34
D11/P3
35
IOVCC
36
GND
37
D12/P4
38
D13/P5
39
D14/P6
40
D15/A0
41
HWR/BYTE
42
INT0
43
RD
44
LWR
45
CS
46
RST
47
DREQ0
48
DACK0
R202
(
)
NC
C216
(
)
NC
R199
(
)
NC
X104
(
)
NC
C215
(
)
NC
+3.3V
C213
( )
NC
C201
(
)
NC
(
)
R195
NC
CN108
NC
1
VBUS
2
D-
3
D+
4
GND
(
)
L130
NC
(
)
R196
NC
(
)
R197
NC
C207
( )
NC
( )
C203
NC
( )
C204
NC
+3.3V
IC112
NC
1
1OE
2
1A1
3
2Y4
4
1A2
5
2Y3
6
1A3
7
2Y2
8
1A4
9
2Y1
10
GND
11
2A1
12
1Y4
13
2A2
14
1Y3
15
2A3
16
1Y2
17
2A4
18
1Y1
19
2OE
20
VCC
RA121
NC
1
2
3
4
5
4
5
6
7
8
7
8
RA123
NC
1
2
3
6
7
8
7
8
+3.3V
C210
(
)
NC
RA126
NC
1
2
3
4
5
6
7
8
CDLCTS
CDLRXD
(
)
Q117
NC
+3.3V
R193
(
)
NC
CDLRTS
CDLTXD
XUSBRST
1:4E
1K
R232
Q122
PG
R249
270
USB_INT
1:4D
C249
35V100u
(
)
R185
NC
( )
C196
NC
+3.3V
( )
C205
NC
( )
C211
NC
Q121
Q120
( )
D110
NC
DA101
NC
1
2
3
PS102
PB1
1
2
3
4
PS101
PB1
1
2
3
4
TP_RTS
CN110
1
RPS
2
THRM2
3
KSTART
4
KTXD
5
KSCLK
6
OPERST
7
GND
8
+5V
CN114
1
+5V
2
TNREMP
3
GND
CN113
1
GND
2
FANDET
3
FANON
0
R255
CN111
1
THRM1
2
GND
3
LED
4
POUT
5
CTL
CN112
1
PICK
2
GND
(
)
(
)
4.7K
R263
NC
L142
L143
L144
L145
J100p
C327
J100p
C328
J100p
C329
NC
RA125
1
2
3
6
7
8
C241
K4700p
R234
240
R245
27K
REGIST
PAPER
LEDCTL
PICKUP
SENCTL0
POUT
ADSEL1
ADSEL2
FANON1
FANDET
TNREMP
FANON2
AIN2
AIN3
SENCTL1
D[7]
D[1]
D[3]
D[4]
D[4]
A[3]
A[2]
A[1]
A[2]
A[1]
D[5]
A[4]
D[0]
A[0]
A[5]
D[6]
D[2]
A[1]
A[2]
A[3]
A[4]
A[5]
A[6]
A[0]
RPS
KSTART
KTXD
KSCLK
OPERST
D[7]
D[6]
D[5]
D[4]
D[3]
D[2]
D[1]
D[0]
SERIAL_SW
TXD
D[15]
D[14]
D[13]
D[12]
D[8]
D[9]
D[10]
D[11]
RXD
CTS
RTS
TO FLASH
PROGRAMMER
TO
PICK_UP
TO OPE
TO FAN
TO
THERMISTOR
&
HAISHI
SENSOR
PAPER SENSOR
REGIST SENSOR
(LightBlue)
(
)
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