Panasonic KX-TEB308RU / KX-TE82460X / KX-TE82493X / KX-A227X (serv.man5) Service Manual / Supplement ▷ View online
5
KX-TEB308RU
F
E
H
G
456
3
2
1
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(1
1)
(12)
2/4
KX-TEB308RU MAIN NO.1 (2/4)
(k)
(j)
(i)
(m)
(n)
(p)
(q)
HOOK[3]
TXPWR
BELL[3]
+
-
D205C
1
2
250mA Vz3.9v
R221C
10k
R219C
1k
R216C
0
AG
+3.3V
47k
RL201C
1
8
AG
D209C
1
2
TP225C
TP227C
TP222C
DA200C
1
2
3
TP203C
TP209C
TP221C
R220B
270
TP230B
AG
C208B 50V/1u
D208B
1
2
3
+15V
+15V
R218C
10k
Q207C
E
C
B
12k
D204C
1
2
33k
R215C
TP218C
TP220C
TH2B
TP219B
U200C
1
6
2
4
3
5
R211C
R209C
15k
R210C
C206C
0.039u
TP217C
TP216C
L204B
1.5mH
AG
RC
3
TP205C
RL201C
7
6
5
TP200C
J205C
0
TP232C
b
m
R201C
C201C
0.01u
TP208C
6.8k
R205C
68
TP211C
TP213C
Q201C
E
C
B
Q203C
E
C
B
AG
R203C
22
1/4W
C203C
10u
R208C
56k
R206C
1k 1W
R207C
33k
C205C
50V/4.7u
N>
TP214C
AG
VAG
+
-
D1B
TB
RB
CN200B
1
DA200B
1
2
3
R206B
1k 1W
R209B
15k
Q209B
E
C
B
D203B
R211B
12k
R215B
47k
TP202B
D202B
TP211B
RL201B
1
8
TP210B
AG
RL201B
2
3
4
2
D204B
250mA Vz3.9v
1
2
TP204B
TP217B
AG
R207B
33k
AG
R210B
33k
TP221B
TP215B
TP213B
C204B
50V/2.2
VAG
Q200B
E
C
B
T200B
1
3
4
5
RL201B
7
6
5
TP207B
D205B
1
2
TP216B
ZNR200B
FG
R219B
1k
FG
C206B
0.039u
4
D209B
1
2
TP208B
Q203B
E
C
B
TP203B
C205B
50V/4.7u
N>
ZNR202B
R204B
68
1/4W
ZNR201B
Q202B
E
C
B
TP214B
ZNR203B
TP220B
R221B
10k
TP218B
TP222B
TP209B
R205B
68
TP227B
TP206B
R208B
56k
R201B 6.8k
R216B
0
C201B
0.01u
+3.3V
TP225B
3
TP205B
C200B
0.01u
TP212B
AG
R200B
6.8k
EXT[2]
Q201B
E
C
B
+15V
+27V
AG
AG
AG
U200B
1
6
2
4
3
5
R218B
10k
Q207B
E
C
B
R202B
22
1/4W
R203B
22
1/4W
FG
C209B
0.01u
C207B
0.01u
C210B
0.01u
TP200B
TP232B
J204B
0
L205B
NC
12
3
4
J205B
0
TP231B
TP201B
R222B
NC
C202B
10u
C203B
10u
R226B
680
C212B
2.2u
R223B
18k
R224B
NC
TP223B
C
m
m
b
B
b
OVER CURRENT
LIMITTER
PROTECTOR
6
KX-TEB308RU
78
11
12
10
9
D
C
B
A
3/4
KX-TEB308RU MAIN NO.1 (3/4)
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(13)
(14)
(15)
(16)
(17)
(18)
TXD[4]
TXD[3]
TXD[2]
TXD[1]
+
-
+
-
+
-
TXD[1]
TXPWR
EXP
HOOK[1]
D1A
RXD
TA
RA
EXP
TP215A
TP210A
TP230A
TP216A
Q209A
E
C
B
C208A 50V/1u
CN200A
1
AG
D204A
250mA Vz3.9v
1
2
C206A
0.039u
D208A
1
2
3
Q200A
E
C
B
D203A
RL201A
7
6
5
VAG
R207A
33k
EXT[1]
TP220A
C204A
50V/2.2
R204A
68
1/4W
R209A
15k
ZNR202A
TH2A
R215A
47k
TP222A
TP206A
Q202A
E
C
B
RL201A
2
3
4
4
TP221A
DA200A
1
2
3
L204A
1.5mH
Q203A
E
C
B
TP203A
R211A
12k
R206A
1k 1W
T200A
1
3
4
5
ZNR203A
TP205A
AG
TP214A
C200A
0.01u
TP213A
C201A
0.01u
TP217A
R205A
68
C205A
50V/4.7u
N>
ZNR200A
D209A
1
2
R220A
270
TP211A
2
+3.3V
R208A
56k
TP225A
R219A
1k
TP204A
TP207A
Q201A
E
C
B
TP208A
AG
TP209A
FG
ZNR201A
D202A
3
AG
D205A
1
2
R216A
0
R201A 6.8k
R200A
6.8k
RL201A
1
8
R210A
33k
TP218A
TP227A
AG
TP202A
R221A
10k
FG
TP212A
RXD
TXPWR
+15V
+15V
+27V
AG
AG
AG
U200A
1
6
2
4
3
5
R218A
10k
Q207A
E
C
B
R202A
22
1/4W
R203A
22
1/4W
FG
C209A
0.01u
C207A
0.01u
C210A
0.01u
RL202A
9
10
8
RL202A
4
3
5
RL200A
4
3
5
T[1]
RL200A
9
10
8
R[1]
PDRLY
TP283
TP284
TP250
RL202A
1
12
R227
6.8k
TP249
AG
+15V
R229
0
TP282
+15V
RL200A
1
12
D221
Q217
E
C
B
AG
AG
R226
10k
Q216
E
C
B
R228
6.8k
R225
10k
TP219A
J200
NC
J201
NC
TP231
TP232
J205A
0
J204A
0
L205A
NC
12
3
4
TP201A
TP200A
TP232A
TP231A
R222A
NC
C202A
10u
C203A
10u
R223A
18k
R226A
680
C212A
2.2u
R224A
NC
TP223A
m
b
A
m
b
m
b
m
b
m
b
b
m
P.F.
RELAY
OVER CURRENT
LIMITTER
PROTECTOR
7
KX-TEB308RU
F
E
H
G
78
11
12
10
9
4/4
KX-TEB308RU MAIN NO.1 (4/4)
(k)
(j)
(i)
(m)
(n)
(p)
(q)
(13)
(14)
(15)
(16)
(17)
(18)
HOOK[1]
BELL[1]
HOOK[2]
HOOK[3]
BELL[3]
HOOK[4]
HOOK[1]
BELL[2]
BELL[4]
BELL[1]
BELL_POWER
BELL_POWER
TP273
BELL[1]
BELL[3]
HOOK[4]
BELL[2]
HOOK[2]
TP280
HOOK[1]
TP275
TP279
TP278
TP277
TP276
HOOK[3]
TP274
BELL[4]
C813
0.01u
C801
0.01u
C807
0.01u
C812
0.01u
C805
0.01u
C823
0.01u
C810
0.01u
DG
C802
0.01u
C819
0.01u
C811
0.01u
C815
0.01u
C816
0.01u
+3.3V
C820
0.01u
C825
0.01u
C822
0.01u
C806
0.01u
C804
0.01u
C817
0.01u
C803
0.01u
C821
0.01u
C809
0.01u
C818
0.01u
C808
0.01u
C814
0.01u
C824
0.01u
C828
0.01u
C830
0.01u
C827
0.01u
C826
0.01u
C829
0.01u
+3.3V
DG
C836
0.01u
C835
0.01u
C842
0.01u
C838
0.01u
C843
0.01u
C833
0.01u
C841
0.01u
C834
0.01u
C831
0.01u
C832
0.01u
C839
0.01u
C844
0.01u
C837
0.01u
C840
0.01u
HOOK[2]
BELL[2]
8
KX-TEB308RU
1.3.2.
MAIN No.2 (Extention E-H Block)
Change from the Original Service Manual Section 21.2.
D
C
B
A
456
3
2
1
1/4
(a
)
(b
)
(c)
(d
)
(e
)
(f)
(g
)
(h
)
(i)
(j)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
KX-TEB308RU MAIN NO.2 (1/4)
+
-
FG
HOOK[8]
TXPWR
D1G
TXPWR
BELL[8]
D1H
RXD
RH
TH
EXT[8]
R207H
33k
ZNR202H
ZNR201H
NC
D205H
1
2
C205H
50V/4.7u
N>
Q200H
E
C
B
4
ZNR200H
NC
C201H
0.01u
R215H
47k
C206H
0.039u
CN200H
1
D204H
250mA Vz3.9v
1
2
2
3
R206H
1k 1W
D209H
1
2
R200H
6.8k
C200H
0.01u
Q202H
E
C
B
FG
FG
R210H
33k
R209H
15k
R208H
56k
+27V
ZNR203H
R204H
68
!!
1/4W
R211H
12k
+15V
R221H
10k
+3.3V
VAG
D203H
D202H
C204H
50V/2.2
R220H
NC
C208H
NC
EXT[8]
R216H
0
R219H
1k
RL201H
1
8
AG
AG
AG
AG
AG
R205H
68
R201H 6.8k
R200G
6.8k
C208G
NC
Q200G
E
C
B
ZNR200G
NC
AG
R220G
NC
R204G
68
!!
1/4W
AG
Q202G
E
C
B
FG
4
CN200G
1
ZNR201G
NC
TP207G
TP204G
TP207H
TP205H
TP214H
TP215H
TP216H
TP225H
TP208H
TP230H
TP212H
TP213H
TP222H
TP230G
TP210H
TP218H
TP217H
TP206H
TP211H
TP212G
TP220H
TP204H
TP210G
D208H
NC
1
2
3
L204H
NC
L204G
NC
TH2H
NC
TH2G
NC
TP227H
DA200H
1
2
3
D208G
NC
1
2
3
T200H
1
3
4
5
TP202H
TP203H
TP209H
TP219H
TP219G
TP221H
Q203H
E
C
B
Q209G
NC
E
C
B
Q209H
NC
E
C
B
Q201H
E
C
B
RL201H
2
3
4
RL201H
7
6
5
+15V
+15V
+27V
AG
AG
AG
U200H
1
6
2
4
3
5
R218H
10k
Q207H
E
C
B
C207H
NC
FG
C209H
NC
C210H
NC
R202H
22
!!
1/4W
R203H
22
!!
1/4W
R202G
22
!!
1/4W
FG
C209G
NC
C207G
NC
C210G
NC
TP226H
L205H
NC
12
3
4
TP231H
TP232H
J205H
0
TP200H
J204H
0
TP201H
J202H
NC
J203H
NC
J202G
NC
R222H
NC
C202H
10u
C203H
10u
C202G
10u
C212H
2.2u
R226H
680
TP223H
R223H
18k
R224H
NC
H
m
b
m
b
DC POWER
SUPPLY
CIRCUIT
HOOK DETECT
CIRCUIT
PROTECTOR
OVER CURRENT
LIMITTER
3.3V
0V
ON HOOK
OFF HOOK
BELL RELAY SW
H:BELL ON
L:BELL OFF
BELL
CIRCUIT
OVER CURRENT
LIMITTER
PROTECTOR
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