Read Panasonic KX-TEB308CA / KX-TE82460X / KX-TE82493X / KX-A227X (serv.man3) 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
0.1
TP638
TP633
TP639
TP634
TP635
TP637
TP632
C722
0.1
TP636
R726
39
R727
39
R728
39
R725
39
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
NCS_TAM
NCS_DPH
NCS_CID
9
8
11
10
IC711
13
12
CS_XP3
CS_XP2
CS_XP1
FSI
FSO
FSO
FSCK
FSRB
FSRB
FCSN[0]
84
FS
I
85
FS
O
86
DV
DD
28
6
87
DG
ND
87
88
FS
CK
89
FS
RB
90
FC
S0
n
91
FC
S1
n
TP
58
5
TP
59
0
TP
58
7
TP
58
9
TP
59
3
TP
59
7
TP
59
5
83
EY
ES
YN
C
CONF[2]
MUTE[2]
41
41
42
42
43
43
DG
44
44
FWPN[0]
FCSN[0]
FSI
FSRB
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
PAD[1]
BELLA[1]
MUTE[1]
BELLB[1]
SHUNT[1]
CONF[1]
DL[1]
DS[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
FSRB
FSO
FSI
FSCK
FCSN[0]
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
105
AGND105
106
VREF0
AG
+3.3V
J707
NC
C760
0.1u
C761
0.1u
C758
2.2u
C759
1u
C762
0.1u
FIL705
1
2
3
C764
50V/3.3u
AG
L701
0
C763
0.1u
TP534
TP537
TP561
+3.3V
RA729
10k
2
3
4
1
8
5
6
7
+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
57
8
TP
57
4
TP
57
6
TP
58
3
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
35
35
36
36
37
37
38
38
39
39
40
40
T[1]
R[1]
+3.3V
AG
PAGIN
DSP_MELODY
EXT_BGM
CO2
CO1
CO3
CID[3]
CID[2]
CID[1]
VAG
+15V
TP835
TONE
4:3H
VAG
TP832
DG
DG
C715
0.01u
C716
NC
+3.3V
L746
0
DG
+3.3V
TP
57
0
TP
56
2
TP
56
6
TP
56
8
LED_SW
D701
20V
DG
AG
C782
0.1u
R709
10k
R708
NC
R706 4.7k
R741
68k
R701
22k
R739
68k
R740
68k
R757
10k
R711
10k
R712
10k
R710
10k
R707
1k
R702
68k
VAG
R820
NC
VAG
R821
NC
+3.3V
IC706
1
WP
2
NC2
3
NC3
4
VCC
5
NC5
6
NC6
7
NC7
8
NC8
9
NC9
10
NC10
11
NC11
12
NC12
13
GND
14
NC14
15
NC15
16
RDY/BSY
17
NC17
18
SI
19
NC19
20
SO
21
NC21
22
NC22
23
NC23
24
NC24
25
NC25
26
NC26
27
NC27
28
NC28
29
NC29
30
CS
31
NC31
32
SCK
DG
C756
0.1u
OPTION CONNECTOR
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