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C214 C253 Q211 R288 R289 ~ R310 L242 SA200 POS200 SA201 /BREAK C237 D213 Q212 12V IC204-B RLY FG RY200 L239 T203 PC204 R287 DC LOOP D210 ~

IC204-A
R233 R241

R218

C232 R236

IC600

LPF C239 C238

R324 R230 C225 C233 C229 C226 R234 R242 R332 C315 C224 R232

C223 R229

MICP C630 R658 62 MICM

C303

60

PIA

69

LINEOUT_P

SPKRP

SPKRM

C611

LINEIN

R628 C613

R231

R244 R243

C612

C227

CN203 1 2 3 4 5 6

L247 C204 R206 R299 C281 R303 R318 C202 C296 R325 C307 R316 C299 T202 L248

DIGITAL

ANALOG

CN204 1 2 3 4 5 6

R277

TONE

C266

R343 R283 C268 R282

C325

R319 C302

IC202-A

PC205 R315 D211 D212 BELL

IC611
0/-3 -20/-30 0/-6/-12

R246

IC207

SP(+) SP(-)
MUTE2 0/-1/-2/-3dB A A A A A D 5 4 3 2 1 DET 20 0/-6 MUTE1

CN200 1 2
0/-1/-2/-3/-4/ -5/-6/-7/-8dB

SPMUTE

R326

R331

C308

C294

R313

CD 1 8 7 GND FC2 2 6 VCC FC1 3 5 4

5 4 3

R312

R250

R344

36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19

R202 C200

VOL

C324

R247

C246 R251

AGC IC208
1 2

R222 C219 C313 R330 C314 C312

R334 C317 R314 R335 C318 R298

TO HANDSET

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

C277

R327 C309 R329

R293

R297

C285

C286

C240

IC202-B
R296 R295

C292 C320

HSMIC(+) HSMIC(-) HSSP(+) HSSP(-) CN202

4 1 2 3

MILAT MICLK MIDAT

KX-FL613FX : ANALOG BOARD : BLOCK DIAGRAM