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+5VA_L
(1)
FAX TX Signal
R154 ( ) NC R152 ( ) NC
R166
4 3
) (
2
FAX RX Signal
( )
+5VA_L
R158 ( ) NC
1 2
R157 ( ) NC
R156 ( ) NC C154 ( ) NC
C205 NC
NC
3
R159
NC
2.0V HANDSET, MONITOR FAX RX
R116 +2.0V +5VA_L +5VA 220K C116 J82P +5VA_L R101 12K
11B102
C153 ( ) NC
C155 ( ) NC
( )
C206 NC
R153 ( ) NC
D109
( ) NC
)
( )
(
Q106
)
(2) (3)
L218
(
R112 120K
2 3
C112 C114
K0.012u K0.082u +2.0V L210
L220
PC106
PC104
4
Q108 NC
( )
R155 ( ) NC Q107 NC
C179 NC
( )
1
NC
C103
NC C104
( )
NC
6.3V47u R102
10p
C101
NC C102
D101
1
C119
(
IC101-2 8 +2.0V R118 2.2K C118 L217 Z0.1u
4
R114 6.8K
0
5.6V
(4)
( )
12K
)
NC
11B102
L216
( )
0
C129
NC R111
560K
( )
C120
R117 150K C117
Q101 C113 R115 K0.012u 120K R130 560K K0.1u
R120
D102
5.6V
K0.01u
0
C111
0
(5)
( )
NC
C115
L219
R119
330K
)
0
3
R121
R125
C121
+5VA
+5VA_L
( )
330(1/4W)
0
NC
NC
FLT202
K0.015u
(6)
R122
K560P
C124
100K
(
AG +5VA LINETX LINERX ON-MREN HSTX HSRX P-SHORT DCN
1 2
1
(
TO DIGITAL BOARD CN101
R124
C122
L215
NC
0
2
)
12V HANDSET FAX TX
C123
R123
( )
NC
L213
4 5
11B102
L214
C125 50V10u
6 7 8 9
11B102
R178 R177
0 0
+24V
33K
3
(7) (8)
EXHOOK 10 +24V 11 LINERLY 12 BELL 13 HOOK 14 SPMUTE 15
ON-HOOK : 5V OFF-HOOK: 0V
R171
+5VA
2.1V
(9)
R176 150K 10K
SPOUT 16
TO SPEAKER
CN105
1 2 SP(+) SP(-)
+5VA JJ113 0 R165 4.7K
IC102
1 2 3 CD FC2 FC1 VIN VD2 GND VCC V01 8 7 6 5
L116
(10)
+2.0V R179
R170
C171
L212
K680P C176
C203
110K C175
R175
( )
100 K0.01u C159 L113
K680P
(
C178
( NC
)
HOOK SW
C172 K0.039u R172 10K
NC
R173 10K C173 K1000P
NC
(
JJ104
0
R164
1 2
SW101
NC
NC
50V4.7u
(
)
)
0
3 4
)
4
( )
NC
(11)
(12)
+5VA_L
R151
(1)
47K
)
R160
C156
NC
)
NC
NC ( )Q111
FAX TX Signal
D107 NC
3
(
(
NC ( ) D115
R180
NC
D108 ( ) NC D114 ( ) NC
R163
)
FAX RX Signal
C158
( )
4
1
R181
3
2
PC103 NC ( )
R182 NC C157 NC
(
(
)
NC
NC
2
1
4
)
(
)
NC
)
)
)
NC C181
(
(2) (3)
L114 NC
(
(
NC
(
NC
Q110
R161
(
NC C180
( )
R162
) )
(
C151 NC ( ) C152 NC ( )
NC
(
)
(4)
T101
2 1 3 5
R109 0 C109
JJ101 0
L102
( )
NC
TO TEL LINE
CN102 ZNR101 SA101
3 2 1
C106
T102
4 2 3
L101 NC 4 RLY101-1 JJ102
3 5
(
300V
( )
NC
NC
1
2
4 3
b a
PC105 R105 150(2W)
(5)
1
5
NC R104
220(1/4W) +5VA_L D113 C105 K0.033 D112
3
)
4
L103
POS101 0
0 L115
+24V
(
L112 SA102
NC
)
0 3000V
1
NC
( )
(
R103 18K(1/2W) 2.2K NC R106
)
1
(
2 3
)
NC
D103
RLY101
C204
2
(6)
+5VA Q102 R108 2.7K
4
PC102
C108
4 1 2
L104
TO EXT.TEL
CN103
4 3 a1 b1
250V1.0u C107 D110 0 C177
PC101
3
( )
NC
D111 0
R107 10K(1/2W) +5VA
L105
( ) 0
1.5K 330
(7) (8)
5V 0V
EX-TEL OFF-HOOK
C142 C136
R136
J150p R142 430K C144 C143 0 R143 2.2K
6 7
6.3V47u
R137
L205
NC
L202 L201 L107
7 6 8 5
0 0
3 2 4 1
R139 10p
4.7K C139
K0.1u
TO HANDSET
CN104
1 3 2 4 HSMIC(-) HSSP(+) HSSP(-) HSMIC(+)
(9)
R146 R145
R144 0
IC101-1
5
FLT201
R140
4.7K C140
K0.1u
+5VA K0.01u C137 K0.01u C138 R138 1.5K L207
L108 L109 R149 68 L110
NC
)
)
NC
NC
R141
390K C141
( )
NC
(10)
C201 NC
L206
(
( ) (
R148
)NC
L209 6.3V47u
100
Q105
+2.0V
R131
0
(
(
0
K0.01u D105
C131
R132
D106
0
47K C135 L211 R134 C134 27K K0.0047u Q103 C133
L204 L203
0 0
(11)
)
( )
NC
NC
0
)
R147
R135
NC
)
NC
C132 R133 330 16V10u
(
(
C202 NC
)Q104 NC
JJ103 0
L208
( )
(
(12)
0
KX-FP343CE : ANALOG BOARD (PCB2)