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L202

R236

C232 K0.056u D200 K0.027u R243 1K C238

C203 K5600p R200 10K R205 K2700p C207 10K

R229

1 2

8 7

L212 BEAD C213 K3900p C223 +24VA R217 R226 10K BEAD 10 47K

Z0.33u D201

3.3K C239

R244

3 4

6 5

K0.027u

C241

A

B

K0.027u

1/2

BEAD

-21dBm (VS AG)

IC201

47K

1 2 3

T201 6

C253 50V2.2u

(1)

R233 3.3K C225

R241 1K C233

L210 C212 NC K3900p

(
BEAD NC L205

) (

)

L216

+12VA R212

4

(2)
C244 J10p

R221

10K

330

R253

BEAD

L217

L221

BEAD

12K C250 J100p D202 R256

Z0.33u

K0.056u

-14.5dBm (VS AG)
BEAD 50V4.7u

R230

L213 C201 J620p R203 33K J620p C205 R201 C301 6.2K C206 J620p R207 7.5K J620p BEAD

35V100u

C237

K0.22u C230

Z0.1u C222

K0.1u

R248 Q202

2.2K

C221

R231

560 C227

L230

16V47u

33K

BEAD

R214

10K

C214 J150p

L220

C229 J10p C226 K1200p R234 BEAD L225 820K R242 330K +5VA R240 10 R246 10K J120p C245

C248

(3)
R260 33K

IC204
1 2 8 7

(

)

L211

IC200
1 2 8 7

BEAD

R218

110K

C209 K0.015u R209 K1000p 10K

C322 ( ) NC

A
3

B
6 5

L218
4

D203 C329 Z1u

D204 C328 Z1u

Q203

R210

NC

(4)

L200
3

A

B
6 5

BEAD +12VA L224 BEAD

L226 0

BEAD
4

J10p C326 C236

BEAD

C208

L201

R324

110K

C303 L227 0 J150p
SPSP+ 2

R237 150K

IC206
J680p 8
7 6 VO2 GND VCC VO1 CD FC2 FC1 VIN 1 2 3 4

R250 C242 Z1u C243 Z1u BEAD K0.047u 1K

L228 0 R332 18K

-14dBm (VS AG)
+5VD R202 R204 22K

CN200

120K C231 J680p

1

R238

5

C315

K0.033u

C200

C202

K0.1u

MONITORIN

MONITOR3

LINEOUT_P

0

SW200

C240 K2200p

LINEOUT

C246

L231

1 2

4 3

C224

K0.1u

10K

TO SPEAKER

R247 10K

L232

R318

K2700p

6.3V100u

R245

R232

4.7K

18K

(

C234

)
NC

SPOUT

LINEIN

HOOK

-17dBm (VS AG)
AGCIN TXA1 MICIN TXA2

R251 10K

SPMUTE

(5)

MONITOR4

C299

K0.022u

AGCIN

L253 BEAD C228 R235 L229 NC NC R239 L238 L254 NC +5VA1

BEAD

L249

R320

10

6.3V100u

C204

J470p

C247

4

5

BEAD

R222 130K

3 4

6 5

NC C305

(

R206

33K

( ) C306

L207

L255

)

(
NC

)

BEAD

Q215

R321

VREF L214 BEAD C321 J10p L251

(

NC

)

NC

(

NC

VREF L252

)

(

K8200p 22K

R325 R322

R326 130K C308 J270p

C309 R327

(

NC

)

NC

R225 NC

)

FSKCTL
J201 J200 0 J202 0

330K C307 J68p +24V

(

( (
NC

) )

C304

L257 +24VA L208 BEAD R215 100K +5VA1 +5VD +5VA BEAD R329 +5VA 10K BEAD L258

BEAD

L265 +12VA BEAD

L223 BEAD 100K

L259 BEAD
3

J212 J211

0 J213 0

R331 150K

C314 K4700p

L256

5

16V10u

4

VCC OUTPUT

R216

C216

Z0.1u C218

100K

R328

R341

100

IC208

1

Z0.1u

C312 Z0.1u

2

DET

INPUT

GND

6.3V330u

16V10u R330

C311

C310

C313

KX-FL613FX ANALOG BOARD (PCB2) 1/2

L260

BEAD

1M

(

3

6

J270p

A

B

(

)

NC

A

B

2

7

NC C249

)

)

2

7

Z0.1u C298

C297

C219

1

8

R224

(

1

8

IC205

NC

NC

R249

MONITOR3

IC202

NC

NC

) (

BEAD

(

)

(

)

(

)

NC

(

MIC(+)

L233

BEAD L209

BEAD

L222

MIC(-)

L237

+5VA

(

)

(

)

(

)

)

NC C235

)

Q207 NC

( )

R275

(

)

NC

2/2
C260

)

R270

(

( )

NC

-20dBm (VS CN203 3 - 4 )
R271 820 2W Q209 R278 Q211 15 1/4W R284 D210
2 3

(1)

R262 18 1/4W R263

(
5 4

J205

L239 BEAD

F200 1A

CN203
1 a1 2 E(G)/A2

)

R289

100K C275

Z0.1u

1

4

RLY200 SA200
1 2 4 3

C264

(2)

Z0.1u

C278 K680p C279 ZNR200 K680p

FLT200

39 1/4W K0.068u Q208

350V

5.6K

3

3 a/A1 4 b/B1 5 S(W)/B2

K3300p R287

4.7K

+5VD 50V100u C271

7 5 2

RLY203
6

J206

Q205

Z0.1u

C257

(

)

R310 6.8 1/2W

L242 BEAD SA201

POS200 0 3000V

(

J209 NC

)

6 b1

C254

+5VD

C270

R259 560

R272 R279 1K C258 50V4.7u 200K

RLY203
4 8 1

3

+24V
1

R288

1K

RLY203
2

RLY200 D213

RLY201

R276

22K

(

)

(

)
PC202
A K

3 4

NC C256

NC

C E

R292 C280

1.2K

1

E

K

E

K

C287 J100p

D216

R266

R268

2

C

A

C

A

5

0

J100p C295

PC203

PC204

(3)

R311

RLY201

( )

(

NC NC R294

-21dBm (VS CN203 3 - 4 )
CN204

)
NC

(4)
C281 R280 100 250V1u R315 50V1u

)

Q212

(

Q214 L247 BEAD L248 J207

1 b1

(
J208

)
0

2 S(W) 3 b/B1

C265

R303 18K 1/2W

33K 1/2W R299 Q210

+5VD

BEAD

4 a/A1 5 E(W) 6 a1

D211

D212
KA AK

Q213

( )
R305

C

E

(

NC

PC205

10K R304

) CID RLY CID ( )
NC

C296 K0.01u

1

4 2 3

(5)
CN201
MILAT RLY MICLK CID MIDAT BELL VOX BREAK VOLIN HSALC VOLOUT EX-HOOK LINEIN_P CPC TONE P-SHORT TXA1 24V TXA2 1

MONITOR4 R317 33K BELL

T2025

R316

P-SHORT

BREAK

HSALC

10K

R285

L266
2

100 0 100 0 0

RLY MICLK CID MIDAT BELL VOX SPOUT VOLOUT
L206 BEAD R343 10K R344 1K C325 K0.068u VREF C267 R281 C324 L261 BEAD L250 0 R277 C302 K0.027u 56K R319 56K C266 C268 R282 L234 R283 C269

18K

C273

MILAT

16V10u

L278

0

+5VD 24K +5VA1 24K R334 L240 K0.1u BEAD 1.8K C294 R313 16V47u BEAD R312 L286 680 K0.1u 0 C317

L279
3

L267
4

L280
5

470K

C282 J82p

C283 J82p

6 7

Z0.1u C276

L270
8 9

100

BREAK VOLIN TONE HSALC VOLOUT LINEOUT_P LINEIN LINEOUT

L262

C327

BEAD

Z0.1u

VOLIN LINEIN_P

L271
10 11 12 13 14 15

100

LINEIN_P

C293

R298 C277 R293 K0.1u VREF L236 BEAD 68K C286

150K J680p

BEAD 0

K0.01u

33 32 31 30 29 28 K0.1u 27 J68p 26 25 270K 24 BEAD23 22 21 130K 20 J68p 19

C284 J82p

R297

82K

L285

C318

L268

K0.22u 34

36 SPIN 35 SPOUT

STR CLOCK VLOUT DATA VREF VDD VLIN VOXOUT MODEMRXOUT VOXDET GND VOXIN NC29 VSS NC28 NC9 TONEIN ROUT2 NC26 ROUT1 MODEMTXOUT RIN MODEMTXIN VCC LINEIN HSMICIN1 LINEOUT HSMICIN2 EXTOUT HSMICOUT EXTIN NC17 NC19 NC18

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

120K

R300 R301 R302

82 82 82

R335

J68p

R291

IC207

MILAT MICLK MIDAT

MIC(+)

MIC(-)

VOX

29.

C285 J390p R219 R308

CN202
5 6 7 8 1 2 3 4 2 HSSP+ 1 HSMIC3 HSSP4 HSMIC+

-21dBm (VS AG)
L274

D208 +5VA1 BEAD D209 R340 L235

TONE

16 17

100 P-SHORT +24V

4.7

L283
18 19

0

MONITORIN

R295 R296

220K 220K

6.3V220u

R342
5VD 20 NC 21 AG 22 NC 23

4.7

+5VD C323 6.3V100u

+5VA1

C272

C274

Z0.1u

-30dBm (VS AG) TXA2

L241

R314 0

TXA1

1.8K

C292 L264 0 J214 16V10u

L287 BEAD

DG 24 NC 25

(
L275
SPMUTE FSKCTL 26

)

NC 100 0 BEAD

SPMUTE FSKCTL HOOK

L276
27

FAX TX FAX RX

L277
HOOK 28

KX-FL613FX ANALOG BOARD (PCB2) 2/2

L284

L263

0

MICIN

D217

C320 K0.01u

(

)