Read Panasonic KX-TEB308CA / KX-TE82460X / KX-TE82493X / KX-A227X (serv.man4) Service Manual Supplement online
16
KX-TEB308CA/KX-TE82460X/KX-TE82493X/KX-A227X
1.3.4.
MAIN No.4 (ASIC, Memory Block)
Change from the Original Service Manual Section 21.4.
D
C
B
A
456
3
2
1
1/4
KX-TEB308CA
MAIN NO.4 (1/4)
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(i)
(j)
(k)
(m)
(n)
(p)
(q)
(r)
(s)
(t)
(u)
(v)
(w)
(x)
(y)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
C723
TP638
TP633
TP639
TP634
TP635
TP637
TP632
C722
TP636
IC707
1C
1
+
2
V+
3C
1
-
4C
2
+
5C
2
-
6
V-
7
T2OUT
8
R2IN
9R
2
O
U
T
10T2IN
11T1IN
12R1OUT
13
R1IN
14
T1OUT
15
GND
16
VCC
FSI
FSO
FSO
83
EY
ES
YN
C
84
FS
I
85
FS
O
86
DV
DD
28
6
87
DG
ND
87
TP
59
7
TP
59
0
TP
59
5
TP
59
3
105
AGND105
106
VREF0
TP537
R741
R739
R740
C764
50V/3.3u
AG
C763
0.1u
DG
AG
C782
0.1u
CONF[2]
MUTE[2]
PAD[1]
BELLA[1]
BELLB[1]
SHUNT[1]
DL[1]
DS[1]
35
35
36
36
37
37
38
38
39
39
40
40
41
41
42
42
43
43
44
44
DG
FSCK
FSRB
FSRB
FCSN[0]
FWPN[0]
I
S
F
]
0
[
N
S
C
F
FSO
FCSN[0]
FSCK
FSI
FSRB
FSRB
FWPN[0]
A[4]
D[0]
A[3]
A[1]
DET_CID
NCS_TAM
D[2]
A[3]
D[3]
D[2]
D[4]
D[5]
D[5]
D[3]
D[6]
A[4]
D[7]
A[1]
NIOWR
A[2]
D[1]
NIORD
D[0-7],NIORD,NIOWR
NCS_DPH
A[5]
NIOWR
A[0]
DET_TAM
NCS_CID
D[4]
D[1]
D[3]
D[1]
NIORD
D[6]
NIOWR
DET_DPH
D[7]
A[1]
D[7]
D[5]
D[6]
D[0-7],NIORD,NIOWR
D[0-7],NIORD,NIOWR
D[4]
D[0]
A[2]
D[0]
A[2]
D[2]
NRESET
NRESET
RESET
FSO
A[0-21],BHEN,D[8-15],EXDRQ,MRDN,MWRLN,NCS_CID,NCS_DPH,NCS_TAM,NINT_DC,RAMCSN,ROMCSN
NIORD
MUTE[1]
CONF[1]
CDT[1]
CDT[2]
CDT[3]
MOH_SW
PAG_SW
TXD0
RXD0
DSR0
DTR0
NINT_DC
NCS_TAM
NCS_DPH
NCS_CID
DTR0
DSR0
DSR0
NINT_DC
88
FS
CK
89
FS
RB
90
FC
S0
n
91
FC
S1
n
92
FW
P0
n
93
FW
P1
n
94
P6
0/
IO
CS
16
n
95
P6
1/
IO
CS
17
n
96
P6
2/
IO
CS
18
n
97
P6
3/
IO
CS
19
n
98
P6
4/
IO
CS
20
n
99
P6
5/
IO
CS
21
n
10
0
P6
6/
IO
CS
22
n
10
1
DG
ND
10
1
10
2
DV
DD
31
02
10
3
P6
7/
IO
CS
23
n
10
4
AV
DD
31
04
AG
+3.3V
J707
NC
C760
0.1u
C761
0.1u
C758
2.2u
C759
1u
C762
0.1u
FIL705
1
2
3
L701
0
C0JBAB000407
IC710
5
6
TP534
TP521
TP561
C756
0.1u
+3.3V
RA729
10k
2
3
4
1
8
5
6
7
IC706
8
RDY
7
Vss
6
SO
5
SI
4
SCK
3
CS
2
Vcc
1
WP
+3.3V
DG
+3.3V
DG
CID[2]
DG
CN708
2DPH
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
VAG
TAM1
+15V
DG
CID[1]
DG
CID[3]
TAM2
CN706
Call ID1 Card
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
DOOR1
DOOR2
DG
DG
DG
+3.3V
CN707
TAM CARD
NC
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
AG
DG
+15V
TP
58
5
TP
57
8
TP
57
4
TP
57
6
TP
58
3
TP
58
7
TP
58
9
TP
57
2
TP
58
0
XTP_DG3
DG
XTP_DG2
DG
DG
DG
XTP_DG1
XTP_DG4
Q700
E
C
B
DG
+27V
DG
+3.3V
IC708
2
4
1
TP514
TP502
TP508
TP510
CN701
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
T[1]
R[1]
+3.3V
AG
PAGIN
DSP_MELODY
EXT_BGM
CO2
CO1
CO3
CID[3]
CID[2]
CID[1]
VAG
+15V
0.1
0.1
TP835
TONE
4:3H
VAG
TP832
DG
DG
C715
0.01u
C716
NC
+3.3V
L746
0
CS_XP3
CS_XP2
CS_XP1
DG
+3.3V
TP
57
0
TP
56
2
TP
56
6
TP
56
8
LED_SW
D701
20V
IC710
9
8
TP522
IC710
11
10
TP523
IC710
13
12
DG
TP524
R726
39
R709
10k
R727
39
R708
NC
R706 4.7k
R728
39
68k
R701
22k
68k
68k
R757
10k
R711
10k
R712
10k
R710
10k
R725
39
R707
1k
R702
68k
VAG
R820
NC
VAG
R821
NC
OPTION CONNECTOR
9
11
IC711
13
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