Read Panasonic KX-TEB308UA / KX-TE82460X / KX-TE82493X / KX-A227X (serv.man4) Service Manual Supplement online
17
KX-TEB308UA
F
E
H
G
456
3
2
1
2/4
KX-TEB308UA
MAIN NO.4 (2/4)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(z)
(A)
(B)
(C)
(D)
(E)
(F)
(G)
BELLB[2]
BELLA[2]
PAD[2]
SHUNT[2]
DS[2]
DL[2]
MUTE[2]
BELLA[2]
PAD[2]
SHUNT[2]
DS[2]
DL[2]
MUTE[2]
LED_SW
L702
0
DG
J706
NC
+2.5V
FIL704
1
2
3
TP582
C752
1u
C751
2.2u
LED_SW
15
7
DG
ND
15
7
15
8
P3
1
15
9
P3
2
16
0
P3
3
16
1
P3
4
16
2
P3
5
16
3
P3
6
16
4
P3
7
16
5
PR
X0
16
6
PR
X1
16
7
PR
X2
16
8
PT
X0
16
9
PT
X1
17
0
PT
X2
17
1
PT
XE
0
17
2
DV
DD
31
72
17
3
DG
ND
17
3
17
4
PT
XE
1
17
5
PT
XE
2
17
6
TO
A
17
7
TO
B
17
8
TO
C
PRX[0]
PTX[0]
PTXE[0]
TP
57
9
TP
58
6
R749
10k
R750
10k
+3.3V
TP
58
4
TP
56
5
TP
57
3
TP
56
4
TP
56
9
TP
56
7
TP
58
1
TP
58
8
TP
57
5
TP
57
7
TP
56
3
TP
57
1
TP
59
6
TP
59
8
TP
59
2
TP
59
1
TP
59
4
TP
60
0
620Hz
480Hz
PTXE[1]
PTXE[2]
25Hz
BELLB[2]
DS[2]
PAD[2]
BELLA[2]
DL[2]
SHUNT[2]
45
45
46
46
47
47
48
48
49
49
50
50
51
51
52
52
DG
DSP_MDMRX
DSP_OGMOUT[1]
CDT[1-3],DET_CID,DET_DPH,DET_TAM,MOH_SW,NRESET,PAG_SW,RESET
ROSC1
BELLA[1-3],BELLB[1-3],CONF[1-3],DL[1-3],DS[1-3],MUTE[1-3],PAD[1-3],SHUNT[1-3]
CONF[2]
STD2
Q[2]
TOE1
Q[1]
Q[4]
TOE2
STD1
Q[3]
NRESET
NRESET
DET_DPH
DET_TAM
DET_CID
DET_TAM
DET_CID
ROSC2
RESET
SHUNT[3]
CONF[3]
MUTE[3]
BELLA[3]
DS[3]
DL[3]
PAD[3]
BELLB[3]
+2.5VB
DSP_MELODY
DSP_DTMFG
DSP_INTCID[1]
DSP_INTCID[2]
DSP_MDMTX
NBACKUP
BELLA[1]
PAD[1]
BELLB[1]
SHUNT[1]
DS[1]
MUTE[1]
DL[1]
CONF[1]
SYSCLR
CDT[3]
DET_TAM
DET_DPH
CDT[1]
CDT[2]
DET_CID
NRESET
+3.3VB
R717
1k
IC708
5
3
C712
0.022
DG
IC700
107
AIN0
108
AIN1
109
AIN2
110
VREF1
111
AOUT0
112
AOUT1
113
AOUT2
114
VREF2
115
AOUT3
116
AOUT4
117
AOUT5
118
AOUT6
119
AGND119
120
AVDD3120
121
AGND121
122
ROSC1
123
ROSC2
124
BACKUPn
125
BVSS
126
BVDD2
127
P00
128
P01
129
P02
130
P03
131
P04
132
P05
133
P06
134
P07
135
P10
136
P11
137
P12
138
DVDD3138
139
DGND139
140
DVDD2140
141
DGND141
142
P13
143
P14
144
P15
145
P16
146
P17
147
P20
148
P21
149
P22
150
P23
151
P24
152
P25
153
P26
154
P27
155
P30
156
DVD2156
C713
18P
C714
22P
DG
R718
39
+3.3V
R716
10k
IC710
14
7
DG
C711
0.022
DG
+3.3V
R715
130k
R738
5.1M
C708
0.47
J702
NC
L700
0
C740
2.2u
SW2
1
2
3
FIL701
1
2
3
C706
NC
R713
1.2k
R714
4.7k
+3.3V
C710
0.1u
C707
1u
MRSTN
AG
AG
C766
50V/3.3u
C768
50V/3.3u
+2.5V
+3.3V
DG
DG
XTP_2.5V
XTP_3.3V
C767
0.1u
C765
0.1u
D702
BAT700
D703
IC702
1
VIN
2
Vss
3
CE
4
NC
5
VOUT
Q703
E
C
B
J703
TP525
TP542
TP547
TP549
TP544
TP552
TP543
TP527
TP546
TP551
TP539
TP545
TP541
TP540
TP550
TP548
+3.3V
+3.3V
TP515
TP529
Q702
E
C
B
Q704
E
C
B
C709
2.2u
+2.5V
J708
NC
FIL706
1
2
3
L744
0
C741
1u
C748
0.1u
C743
0.1u
C745
0.1u
C747
0.1u
C746
0.1u
C749
0.1u
C744
0.1u
C742
0.1u
C750
0.1u
DG
DG
DG
DG
DG
DG
DG
Q[1-4],STD1,STD2,TOE1,TOE2
TP555
TP556
TP554
TP557
TP558
TP553
TP560
TP559
XTP_BAT700
XTP_J703
TP520
IC710
1
2
TP535
NRESET
RA716 10k
4
3
2
1
8
7
6
5
7
6
5
+3.3V
TP528
RESET
53
53
54
54
55
55
56
56
57
57
58
58
59
59
60
60
AG
J711
0
DG
XTP_AG
+27V
CN710
1
1
2
2
3
3
4
4
5
5
6
6
7
7
C701
0.01u
C703
0.01u
C700
25V/100u
DG
J700
0
J709
0
DG
IC703
1
VSS
2
VOUT
3
VIN
C770
1u
DG
C769
1u
XTP_32K
C704
50V/100u
TP511
XTP_3.3VB
TP518
TP512
XTP_2.5VB
J710
0
DG
XTP_+27V
IC701
1
OUT
2
GND
3
VCC
+12V
+15V
C702
0.01u
XTP_+12V
C705
25V/100u
25V/100u
C774
25V/100u
25V/100u
C775
0.01u
XTP_+15V
C739
0.1u
TP533
TP536
NCS24
C738
0.1u
C737
0.1u
C736
0.1u
C735
0.1u
C772
2.2u
C773
1u
X701
32.768kHz
1
2
3
4
J701
0
FG
J717
NC
IC711
14
7
C780
0.022
+3.3V
DG
D705
R763
1k
DG
TP843
TP844
IP700
IP701
H:LED ON
L:LED OFF
Slide Switch
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