Read Panasonic KX-TEB308UA / KX-TE82460X / KX-TE82493X / KX-A227X (serv.man4) Service Manual Supplement online
19
KX-TEB308UA
F
E
H
G
78
11
12
10
9
(z)
(A)
(B)
(C)
(D)
(E)
(F)
(G)
4/4
KX-TEB308UA
MAIN NO.4 (4/4)
(8)
(9)
(10)
(12)
(1
1)
(13)
(14)
(15)
(16)
A[1]
A[0]
49
A0
50
A1
RA706
68
2
1
8
7
L724
L725
220
TP666
TP664
TP665
TP781
TP782
TEST[0]
TEST[1]
TEST[2]
TEST[3]
MRDN
BHEN
NIOWR
NIORD
MWRLN
NINT_DC
EXDRQ
XTAL1
NINT4
NINT3
EXDRQ
RAMCSN
D[15]
D[14]
D[13]
D[12]
D[11]
D[10]
D[9]
D[8]
D[7]
D[6]
D[5]
D[4]
D[3]
D[2]
D[1]
D[0]D[0]
ROMCSN
USB_VBUS
NIOWR
NIORD
XTAL2
BHEN
MWRLN
MRDN
BLPWR,BREAK,PDRLY
BLPWR
PDRLY
BREAK
BREAK
BLRLY
PAG_SW
MOH_SW
A[1]
A[2]
A[3]
A[6]
A[4]
A[5]
A[7]
MRSTN
NRESET
BELLB[3]
BELLA[3]
PAD[3]
SHUNT[3]
DS[3]
DL[3]
MUTE[3]
CONF[3]
BELLA[3]
PAD[3]
SHUNT[3]
DS[3]
DL[3]
MUTE[3]
CONF[3]
NINT0
IC700
1
DGND1
2
XTAL1
3
XTAL2
4
TEST0
5
TEST1
6
TEST2
7
TEST3
8
BHEn
9
RESETn
10
IORDn
11
IOWRn
12
MRDn
13
NMIn
14
DVDD214
15
DGND15
16
DVDD316
17
DGND17
18
DMINS
19
DPLUS
20
DVDD320
21
DGND21
22
MWRHn
23
MWRLn
24
D0
25
D1
26
D2
27
D3
28
D4
29
D5
30
D6
31
D7
32
D8
33
D9
34
DVDD334
35
DGND35
36
D10
37
D11
38
D12
39
D13
40
D14
41
D15
42
XINT0
43
XINT1
44
XINT2
45
XINT3
46
XINT4
47
EXDRQ
48
EXDAK
17
9
TO
D
18
0
TO
E
18
1
P4
0/
IO
CS
0n
18
2
P4
1/
IO
CS
1n
18
3
P4
2/
IO
CS
2n
18
4
P4
3/
IO
CS
3n
18
5
P4
4/
IO
CS
4n
18
6
P4
5/
IO
CS
5n
18
7
P4
6/
IO
CS
6n
18
8
P4
7/
IO
CS
7n
18
9
P5
0/
IO
CS
8n
19
0
PV
DD
19
1
PG
ND
19
2
RI
N
19
3
PL
LI
19
4
PL
LO
19
5
P5
1/
IO
CS
9n
19
6
DV
DD
21
96
19
7
DG
ND
19
7
19
8
P5
2/
IO
CS
10
n
19
9
P5
3/
IO
CS
11
n
20
0
P5
4/
IO
CS
12
n
20
1
P5
5/
IO
CS
13
n
20
2
P5
6/
IO
CS
14
n
20
3
P5
7/
IO
CS
15
n
20
4
ME
M2
CS
n
20
5
ME
M1
CS
n
20
6
RO
MC
Sn
20
7
RA
MC
Sn
20
8
DV
DD
32
08
DG
X700
47.923MHz
RA707
68
NC
4
3
2
1
8
7
6
5
DG
L703
1uH
R721
150
C755
0.1uF
+3.3V
R723
1M
R724
10
C733
220pF
C720
33pF
C721
5pF
DG
+3.3V
RA700
10k
4
1
3
2
7
6
8
5
6
8
5
+3.3V
R745
10k
R746
10k
+3.3V
TP672
TP704
R705
10k
R722
5.6k
DG
CN704
1
2
3
4
5
DG
TP829
R731
10k
FG
Q705
E
C
B
L745
220
FIL707
NC
1
2
3
4
+3.3V
RA715
10k
1
2
3
4
5
6
7
8
RA714
10k
1
2
3
4
5
6
7
8
TP669
TP668
TP671
TP667
TP670
TP691
TP692
TP693
TP703
TP700
TP697
TP695
TP696
TP702
TP701
TP698
TP699
TP694
R720
10k
TP
63
1
TP
63
0
TP
62
8
TP
62
6
TP
62
7
TP
62
5
TP
64
1
TP
62
9
TP
64
0
TP
62
4
TP741
TP744
TP751
TP754
TP749
TP748
TP747
TP745
TP742
TP740
TP746
TP753
TP755
TP743
TP750
TP752
TP
62
3
TP
61
4
TP
61
5
TP
61
6
TP
60
6
TP
61
2
TP
61
8
TP
62
2
TP
61
9
TP
62
0
TP
61
0
TP
61
7
TP
60
4
TP
60
8
TP
60
2
350Hz
440Hz
440Hz
R704
10k
+3.3V
BLPWR,BREAK,PDRLY
R703
330
TP828
TP827
TP826
DG
C771
0.033
+3.3V
A[1]
A[4]
A[2]
A[3]
A[5]
A[6]
A[7]
XTP_47M
MRSTN
3F
C734
0.1u
TP808
SW1
XTP_RESET
DG
R730
NC
R751
0
D704
IC712
1
M/R
2
SUB
3
GND
4
Vout
5
Vcc
R756
1.5k
R754
22
R755
22
R758
10k
+3.3V
C781
1000p
+3.3V
D706
NC
R742
NC
R743
NC
R744
0
+12V
TP809
USB Interface
USB_D+
GND
HOUSING
VBUS
USB_D-
RESET Switch
DG
C718
0.22uF
C719
0.01uF
C754
0.1u
C753
0.1u
TP
62
1
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