Read Panasonic KX-FL403RU (serv.man8) Service Manual Supplement online
6
KX-FL403RU
4/4
KX-FL403RU DIGITAL BOARD (4/4)
(r)
(s)
(t)
(u)
(w)
(v)
(x)
(z)
(B)
(D)
(y)
(A)
(C)
(E)
(F)
(H)
(G)
(J)
(39)
(41)
(43)
(45)
(47)
(49)
(51)
(44)
(46)
(48)
(50)
(52)
(54)
(56)
(58)
(59)
(60)
(53)
(55)
(57)
(42)
(40)
100
R221
L146
BEAD
(
)
R216
NC
L132
( )
C230
NC
Z0.1u
C235
D109
NC
(
)
2.7K
R183
47K
R207
100
R191
0
R208
X105
32.256MHz
100
R189
0
C222
100
R190
Z0.1u
C206
C206
L133
0
R200
Z0.1u
C227
Z0.1u
C220
J33p
C202
( )
C223
NC
L131
16V10u
C234
Z0.1u
C199
K1000p
C197
100
R188
NC
R205
K0.1u
C212
Z0.1u
C218
(
)
C217
NC
Z0.1u
C200
NC
R210
Z0.1u
C208
( )
C233
NC
+3.3V
K4700p
C194
4.7K
R198
( )
C193
NC
L141
L135
Z0.1u
C231
+3.3V
100
RA122
1
2
3
4
2
3
4
5
6
7
8
Z0.1u
C219
100
RA124
1
2
3
4
2
3
4
5
6
7
8
(
)
R204
NC
J12p
C226
(
)
C221
NC
K0.1u
C192
10K
R182
+5VD
Z0.1u
C198
10
R184
X103
IC109
1
INPUT
2
NC
3
OSCOUT
4
NC
5
NC
6
OSCIN
7
NC
8
GND
9
SD
10
NC
11
ACK
12
NC
13
NC
14
ESt
15
NC
16
VDD
10K
R203
(
)
3.3K
R201
NC
L134
BEAD
16V10u
C195
K0.1u
C228
C228
K0.1u
C229
+3.3V
Z0.1u
C256
Z0.1u
C257
Z0.1u
C258
C247
J180p
L150
0
R243
180
L148
BEAD
J100p
C307
R241
180
+24V
CDLRTS
+4VD
L152
BEAD
J100p
C308
Z0.1u
C250
CDLCTS
Z0.1u
C252
+5VD
L154
C248
J180p
L149
BEAD
CDLTXD
C246
J180p
J100p
C305
R242
180
J100p
C309
CDLRXD
-5V
L147
BEAD
L153
0
J100p
C306
Z0.1u
C245
Z0.1u
C253
0
R248
RA127
NC
1
2
3
45
6
7
8
R186
10K
IC111
1
VSS1
2
VDD2
3
VSSo3
4
VDDo4
5
EYEXY/XCLK
6
RESERVED6
7
RESERVED7
8
PIA_RESETn
9
PIA_STROBE/EYESYN
10
PIA_TXSIN
11
PIA_RXOUT
12
PIA_CNTRL_SIN
13
PIA_CLKIN
14
PIA_SCLK/EYECLK
15
IA1_SCLK
16
IA1_CLKIN
17
IA1_CNTRL_SI
18
IA1_TESTCN
19
IA1_RXOUT
20
IA1_TXSIN
21
IA1_STROBE
22
IA1_RESETn
23
RESERVED23
24
IA_AVSS
25
RESERVED25
26
RESERVED26
27
RESERVED27
28
RESERVED28
29
RESERVED29
30
RESERVED30
31
RESERVED31
32
RESERVED32
33
RESERVED33
34
RESERVED34
35RESERVED35
36RESERVED36
37RESERVED37
38RESERVED38
39RESERVED39
40RESERVED40
41RESERVED41
42RESERVED42
43RESERVED43
44RESERVED44
45RESERVED45
46
IA_AVSS46
47IA1_RXP
48RESERVED48
49
IA1_HSMICP
50IA1_HSMICM
51
IA1_HSMIC_BIAS
52
IA1_BG
53
IA1_VC
54
IA1_AVDD
55
RESERVED55
56
IA1_TXP
57
IA1_SPKRP
58
IA1_SPKRM
59
IA_AVSS59
60
IA_VDD
61
RINGDn
62
GPO1
63
GP02
64
GPI0
65
GPI1
66
GPI2
67
TEST
68
XTLI/CLKIN
69
XTLO
70
VDD70
71
VSS71
72
VSSo72
73
AVSS
74
VBG
75
ENABLE_VREG18D
76
AVDD
77
VDDo77
78
CSn
79
RDn
80
WRn
81
SPRn
82
A4
83
A3
84
A2
85
A1
86
A0
87
VDDo87
88
VSSo88
89
VSS89
90
VDD90
91
D0
92
D1
93
D2
94
D3
95
D4
96
D5
97
D6
98
D7
99
RESETn
100
IRQn
TP_XCLK
J100p
C316
J100p
C323
J100p
C317
J100p
C318
J100p
C319
J100p
C320
J100p
C321
J100p
C322
4.7K
R261
+3.3V
L136
L137
K0.1u
C209
0
R264
K0.1u
C326
Z1u
C214
J10p
C225
220
R206
0
R211
CN115
1
2
3
4
6
8
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
D[7]
D[6]
D[5]
D[4]
D[3]
D[2]
D[1]
D[0]
MDMCS
MODEM_RX_IN
MODEM_RX_IN
MICLK
MILATCH
MODEM_RX_IN
VOL2/CRESET
VOX/NISHI1
SP_MUTE
VOL0/MURA1
VOL1/F_MUTE
MIDATA
TONE
BREAK
BELL
POL_N
HS_ALC/POL_P
CID_RLY
LIN_RLY
DCN
P_SHORT
TO ANALOG
24V
BREAK/CDL_RXD
+5VA
SP_MUTE
AG
VOL0/MURA1
DG
VOL1/F_MUTE
DG
-5V
+4V
VOL2/CRESET
+4V
MODEM_RX_IN
P_SHORT/T-ON_OFF
TONE
DCN
MODEM_TX_OUT
LIN_RLY/T-PAT1
NC
CID_RLY/T-PAT0
VOX/NISHI1
BELL
MIDATA/CDL_RTS
EXTHOOK/PLO_N
MICLK/CDL_CTS
HS_ALC/POL-P
MILATCH/CDL_TXD
5
7
9
32.256MHz
FAX RX
FAX TX
(
)
(
)
Click on the first or last page to see other KX-FL403RU (serv.man8) service manuals if exist.