Read Panasonic KX-TEB308UA / KX-TE82460X / KX-TE82493X / KX-A227X (serv.man4) Service Manual Supplement online
16
KX-TEB308UA
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-TEB308UA
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)
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
C723
0.1
R726
39
TP638
R727
39
TP633
TP639
TP634
R725
39
TP635
R728
39
TP637
TP632
C722
0.1
TP636
IC707
1
C1+
2
V+
3
C1-
4
C2+
5
C2-
6
V-
7
OUT4
8
IN1
9
OUT1
10
IN4
11
IN2
12
OUT3
13
IN3
14
OUT2
15
GND
16
VDD
FSCK
FSRB
FSRB
FCSN[0]
FWPN[0]
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
105
AGND105
106
VREF0
C760
0.1u
C761
0.1u
C762
0.1u
R739
68k
TP537
TP561
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
DG
+3.3V
R709
10k
R708
NC
R710
10k
R711
10k
R712
10k
TP
57
0
TP
56
2
TP
56
6
TP
56
8
R757
10k
AG
+3.3V
J707
NC
C758
2.2u
C759
1u
FIL705
1
2
3
C764
50V/3.3u
R740
68k
R741
68k
AG
L701
0
C763
0.1u
TP534
CONF[2]
MUTE[2]
41
41
42
42
43
43
44
44
DG
PAD[1]
BELLA[1]
MUTE[1]
BELLB[1]
SHUNT[1]
CONF[1]
DL[1]
DS[1]
32
32
33
33
34
34
35
35
36
36
37
37
38
38
39
39
40
40
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
CDT[1]
CDT[2]
CDT[3]
MOH_SW
PAG_SW
TXD0
RXD0
DSR0
DTR0
NINT_DC
NCS_TAM
NCS_TAM
NCS_DPH
NCS_DPH
NCS_CID
NCS_CID
DTR0
DSR0
DSR0
NINT_DC
FWPN[0]
FCSN[0]
FSCK
FSRB
FSO
FSI
9
8
11
10
C0JBAB000407
IC711
13
12
+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
XTP_DG3
DG
XTP_DG2
DG
DG
DG
XTP_DG1
XTP_DG4
Q700
E
C
B
DG
R701
22k
+27V
DG
+3.3V
IC708
2
4
1
TP514
TP502
TP508
R707
1k
R702
68k
R706 4.7k
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
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
CS_XP3
CS_XP2
CS_XP1
LED_SW
D701
20V
DG
AG
C782
0.1u
VAG
R821
NC
VAG
R820
NC
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
+3.3V
OPTION CONNECTOR
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