3/4
KX-TEA308
NE
MAIN NO.1 (3/4)
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(12)
(13) (14)
(15) (16)
(17)
TXD[4]
TXD[3]
TXD[2]
TXD[1]
EX
P
TP215A
TP210A
TP230A
TP216A
Q209A
E
C
B
C208A
50V/1u
CN200A
1
AG
D204A
250mA Vz3.9v
1
2
0.039u
C206A
D208A
3
Q200A
E
C
B
D203A
RL201A
7
6
5
VAG
33K
R207A
EXT[1]
TP220A
C204A
50V/2.2
68
1/4W
R204A
15K
R209A
ZNR202A
TH2A
47K
R215A
TP222A
TP206A
Q202A
E
C
B
RL201A
2
3
4
4
TP221A
DA200A
1
2
3
L204A
1.5m
H
Q203A
TP203A
12K
R211A
1K 1W
R206A
T200A
1
3
4
5
ZNR203A
TP205A
AG
TP214A
0.01u
C200A
TP213A
0.01u
C201A
TP217A
68
R205A
50V/4.7u
C205A
ZNR200A
D209A
270
R220A
TP211A
2
+3.3V
56K
R208A
TP225A
1K
R219A
TP204A
TP207A
Q201A
TP208A
AG
TP209A
FG
ZNR201A
D202A
3
AG
D205A
0
R216A
6.8K
R201A
6.8K
R200A
RL201A
1
8
33K
R210A
TP218A
TP227A
AG
TP202A
10K
R221A
FG
TP212A
RX
D
TXPWR
+15V
+15V
+27V
AG
AG
AG
U200A
1
6
2
4
3
5
10K
R218A
Q207A
E
C
B
22
1/4W
R202A
22
1/4W
R203A
FG
0.01u
C209A
0.01u
C207A
0.01u
C210A
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
0
R229
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
J204A
L205A
NC
3
4
2
1
TP201A
TP200A
TP232A
TP231A
NC
R222A
C202A
10u
C203A
10u
TXD[1]
TXPWR
EXP
HOOK[1]
D1A
RXD
TA
RA
m
b
A
m
b
m
b
m
b
m
b
b
m
E
C
B
E
C
B
1
2
1
2
1
2
D
C
B
A
78
11
12
10
9
NC
P.F.
RELAY
PROTECTOR
OVER CURRENT
LIMITTER
68
KX-TEA308NE
Summary of Contents for KX-TEA308NE
Page 5: ...1 2 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED 5 KX TEA308NE ...
Page 6: ...6 KX TEA308NE ...
Page 12: ...6 NAMES AND LOCATIONS 7 CONNECTION 7 1 SERIAL INTERFACE CONNECTION 12 KX TEA308NE ...
Page 15: ...9 BLOCK DIAGRAM 9 1 SYSTEM BLOCK DIAGRAM 15 KX TEA308NE ...
Page 27: ...27 KX TEA308NE ...
Page 39: ...12 2 NO DIAL TONE 39 KX TEA308NE ...
Page 40: ...12 3 CANNOT DIAL 40 KX TEA308NE ...
Page 42: ...12 7 CANNOT SEND DTMF DIALING 12 8 CANNOT RECEIVE CALL DIAL TONE 42 KX TEA308NE ...
Page 43: ...12 9 CANNOT SEND A HOLD ON MUSIC 43 KX TEA308NE ...
Page 47: ...14 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 47 KX TEA308NE ...
Page 49: ...16 FIXTURES AND TOOLS 49 KX TEA308NE ...
Page 50: ...17 CABINET AND ELECTRICAL PARTS LOCATION 50 KX TEA308NE ...
Page 51: ...18 ACCESSORIES AND PACKING MATERIALS 51 KX TEA308NE ...
Page 65: ...65 KX TEA308NE ...
Page 92: ...23 KX TE82460NE 2 PORT DOORPHONE CARD 92 KX TEA308NE ...
Page 93: ...23 1 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED 93 KX TEA308NE ...
Page 105: ...24 KX TE82492NE 2 CHANNEL VOICE MESSAGE CARD 105 KX TEA308NE ...
Page 106: ...24 1 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED 106 KX TEA308NE ...
Page 110: ...24 5 TROUBLESHOOTING GUIDE 24 5 1 PBX cannot work 110 KX TEA308NE ...
Page 111: ...24 5 2 Cannot Erase 24 5 3 Cannot Record Playback 111 KX TEA308NE ...
Page 119: ...25 KX TE82493NE 3 PORT CALLER ID CARD 119 KX TEA308NE ...
Page 120: ...25 1 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED 120 KX TEA308NE ...
Page 133: ...26 KX A227X BACK UP BATTERY CABLE 133 KX TEA308NE ...
Page 134: ...26 1 ACCESSORIES AND PACKING MATERIALS 134 KX TEA308NE ...