Panasonic KX-FL612CX - Block Diagram

7.3.4.3. BLOCK DIAGRAM
C200
R202
12V
FG
SA201
BELL
/BREAK
RLY
HSMIC(+) HSMIC(-) HSSP(-) HSSP(+)
4 1 3 2
161514
131211
10987
6543
21
1817
0/-6
2122
232425
262728
29303132
33343536
19
20
A 5
A 4
A 3
A 2
A 1
D
0/-1/-2/-3dB
MUTE2
0/-1/-2/-3/-4/
0/-3
-20/-30
0/-6/-12
DET
20
CN203
1 2 3 4 5 6
L239 L242
R310
POS200
SA200
C253
T203
R243R244
C238
C239
C237
IC204-A
C214
R218
R324
R231
R230 R229
C303
C227 C232 C223
R236
R233 R241
C229
C226
C225 C233
R234
R242
R332
R232C224
IC204-B
C315
D213
Q212
PC205
R303
PC204
R289
R287
~ ~
R288
Q211
D210
T202
TO
HANDSET
CN202
C292
C318
C317
R335
R312R313R314
C294
C277
R293
C314
IC202-B
AGC
IC208
R334
C308
C296
R316
R299
KX-FL512CX : ANALOG BOARD : BLOCK DIAGRAM
R326
R222
C219
C202
C299
R318
R283
543
21
DC LOOP
IC207
D211 D212
R315
RY200
IC202-A
C204
C307
R206
R325
LPF
R297
R296
R295
C285
C320
C281
-5/-6/-7/-8dB
MUTE1
L247
L248
CN204
1 2 3 4 5 6
R331
C312
C309R327
R329
C286
R298
C313
R330
DIGITAL
ANALOG
R344
SPMUTE
SP(+)
SP(-)
R246
R247
C246
R250
CN200
CD
FC2
FC1
GND VCC
3 4 1 2
7 6 5 8
R251
C240
PIA
62 60 69
LINEOUT_P
LINEIN
SPKRP
MICP
SPKRM
MICM
C324
VOL
IC611
C325
R658
C630
C613
R628
IC600
R319
C302
TONE
R277
R343
C268
C612
C611
R282
C266
1
2
MILAT
MICLK
MIDAT
160
KX-FL612CX / KX-FL612CX-S