Analog Board - Panasonic KX-FLB852CX Service Manual

KX-FLB852CX / KX-FLB852CXS

14.4. ANALOG BOARD

R378
( )
NC
C342
( )
R383
(
+24V
CN200
L274
L275
J
J
1
2 L284
DCN1
3
( )
HSalc1
4
Break1 NC
5
P-short1
6
Bell1
7
+5VD
8
L273 J
CIDRLY
9
VOX
10
LineRLY1
11
MIDAT AG3
12
EXTHOOK
13
MICLK
14
15
MILATCH
16
PAPER
17
DRUM
18
PICK
19
J
20
SPMUTE L276
21
22
HOOK
23
TONE
24
EVOL0
25
LINEIN_P
26
EVOL1
27
modem_txm
28
EVOL2
29
modem_txp
30
1
2 2
1
2
TONEIN
R357 R358
R356
TONE
J 6.8K
1.8K
1
+5VA
+5VD
+24V
L271
L272
J
J
J205
J
J203
J204 J
J
FG2
J202 J
J200 J J201 J
FG1
NC: No Components
L281
( )
NC
IC210
L279
C337
1 8
( ) ( )
C335
NC
NC
2 7
( )
A B
R377
NC
3 6
( )
R375
NC
4 5
( )
NC
AG3
AG3
L286
NC
C341 NC
( )
( )
NC
R382
) ( )
NC NC
C219
J150p
R216
IC211
110K
1 8
C339
2 7
( )
A B
NC
3 6
R381
R217
4 5
( )
NC
J
AG3
L292
J
AG1
L293
1B252
AG2
L294
J261
1B252
J
1 1 1
AG3
L295
J260
1B252
J
AG5 AG4
R211 C222
K0.1u
33K
( ) ( )
1 4 1 4
2 3 2 3
SW203
SW202
+24VA
+12VA
AG2 AG1
R237 C244
K0.027u
47K
+24VA R233 R241
J 1K
C236 C245
( ) ( )
NC
NC
Q200
C241
AG1
IC204
C237
J68p
1 8
V+ ( )
NC
2 7
A B
R234
R242
3 6
C353 J
330K
4 V- 5
J10p
+12VA
AG2
R223 110K
C226 J150p
AG1
1
4 5
3 2
( )
1 4
2 3
SW201
R247
( )
NC
+5VA
R240 L230
1B252
10K
IC205
AG5
AG5
340
J206 NC R257
T200
34 4
( ) ( )
2
NC
1 5
C266
T201
1 6
2
50V2.2u
3
4
AG1
Q203
C262
J100p
L289
R253
1B252
2.2K
D202
C352
R262
J10p
( )
10K
Q201
D203 D204
R263
( )
C263 C265
NC
Z1.0u Z1.0u
+5VD
L234
J
1 2 1
R252
10K
C259
IC206
1 V+ 8
K3900p R266
100K
C356
2 7
A B
J10p
3 6
L233
C270
4 V- 5
L290 1B252
J390p
1B252 C354
R258
10K J10p
C264
K3900p
(1)
(2)
R270
820
(3)
(4)
(5)
R265
10K
A C
K E
(6)
(7)
(8)
(9)
(10)
2
VREF
L238
R269 100K
1B252
C272 J390p
Call_ID
FAX_TX
FAX_RX
HS_TX
HS_RX
Monitor_RX
Tone