Elecraft K3 Schematics This document contains the schematics for the Basic K3 Transceiver and most of its options. The schematics are preceded by a Block Diagram for context. This is a preliminary document, and will be superseded by the Schematics section of the Service Manual, when published. The schematics are ordered as the basic K3/10, then various options. BLOCK DIAGRAM K3/10

RF Board Band Stop Filter Mixer Crystal Filter KIO3 KANT3 KNB3 KREF3 KSYN3 Front Panel DSP 10-watt PA

OPTIONS KBPF3 General Coverage Receiver Bandpass FIlters KXV3 Transverter Interface and Receive Antenna Switching KAT3 100-watt Antenna Tuner DVR Digital Voice Record/Playback KPAIO3 Part of 100-watt PA KPA3 Part of 100-watt PA

Copyright 2007, Elecraft, Inc. All Rights Reserved.

64

K3 Block Diagram

10

1112

1314

1516

1718

1920

2122

2324

2526

2728

2930

3132

3334

3536

12

34

56

78

9J7

6K

IO3

P44

E1

23

P44

C1

23

SPK

R_R

SPKR

_L

AUXBUSRXDTXD

/KEY_IN/PTT_IN

W.

Burd

ick

Elecraft

Rev.

Sh

t.

Date

By

App

endi

x B

K3 R

F Bo

ard

SCK3MOSI3

7R

7T

40

40

40

40

27

C120

C157

C144

K6A

K6

B

C86

C154

C126

C174

C188

C182

K8A

K8

B

C149

C181

C185

C136

C78C

79C8

4

15

0

56

05

60

15

0

47

0

39

2

39 4

70

22

0

2

22

0

K1A

K1

B

C81

1300

C82

1300

K7

L18

24

3

97

8

24

3

97

8

24

3

97

8

2 43

9 78

J12

J15

Key

Out

J14

PTT

InP

add

le

DIG0

XVTRON

12

34

56

P44

A

5A

SCK3

MIS

O3

LD_IOMISO3

K6

K5

K8

K9

K3

1

K1

110

SRCK

SOUT

/CLR

RCK

SIN

VCC

/Q0

/Q1

/Q2

/Q3

/Q7

/Q6

/Q4

/Q5

GND

1015 14 13 12 1116

/G9

2 31 4 5 6 7 8

U4

SCK3

MO

SI3

.01

C165C163

C164

C108

C75C160

C90

5A

TPIC

6C59

5D

K7

K4

110

SRCK

SOUT

/CLR

RCK

SIN

VCC

/Q0

/Q1

/Q2

/Q3

/Q7

/Q6

/Q4

/Q5

GND

1015 14 13 12 1116

/G9

2 31 4 5 6 7 8

U2

SCK3

C111

C191

5A

TPIC

6C59

5D

MO

SIBP

F2

Band

-Pas

s Fi

lters

MIS

O3

1 of

4

/PW

R_O

N

40

C180

40

C184

L13

1.0

L12

1.0

L11

1.0

40

C135

L10

1.0

40

C134

40

40

40

40

C119

C156

C143

K3A

K3

B

C153

C125

C146

C179

C183

C133

1000

10

05

10

0 100

0K

4

24

3

97

8

2 43

9 78

L9 4.5

40

C132

L8 4.5

40

C131

C118

C155

K5A

K5

BC1

52C1

24

82

0

12

01

20

82

024

3

97

8L7 1.

0

40

C130

L6 1.0

40

C129

C142 5

C123

10

0C1

221

00

C117 56

C116 56

L54.

5L4

K2A

24

3

K2

B97

8

C173

1500

90

C178

C172

1500

90

C177

L3 0.25

L2 0.25

L10.

25

C141

3.9

C140

3.9

K9A

24

3

K9

B

9 78

20

C128

Q3IR

FI6

30

G

D SR

41

0K

RFC4

100

RFC3

RFC2

RFC1

/DA

SH/D

OT

/KEY

_IN

/PTT

_IN

C74

C107

C92

.001

C89

20

C148 C1

393

3

C187

33

20

C147

C138

33

C186

10

0

.01

C190

(Att

n., S

H. 4

)K

10

C93

LINE_IN-BK_MICAF-LINEOUT_RBK_PH_LBK_PH_SW

LINE_IN+BK_MICAF+LINEOUT_LBK_PH_RALC

12U

N:10

C223

22

C99

.047

Aux

. BP

F

L33

11.5

8.21

5 M

Hz

11

C218

K2

.01

C240

Re

lay

sBP

F

C236

.047

C61

.047

Re

lay

sBP

F

6 m10

/12

m

15/1

7 m

20/3

0 m

80/1

60

m

40/6

0 m

+

C247

0 F

+

C347

0 F

C231

.047

C239

.047

C189

.01

(80

)(8

0)

(16

0)

(16

0)

(10/

12 m

)

(15/

17 m

)

(40/

60 m

)(2

0/30

m)

(6 m

)

(80/

160

m)

(80

or 1

60 m

)

(17/

10 m

or

15/1

2 m

)

(60/

20 o

r 40

/30

m)

(60

/20

)

(40

/30

)

(17

/10

)

(15

/12

)

L16

1.2

C1 39

0

Q52N

7002

GD S

7R

10

0C2

51

J13

Ke

y

RFC4

9

12A

12B

12B

12B

12B

MO

SIBP

F1

.01

C274

.015

C275

250V 12

B

10

BPF_

IF2

BPF_

IF2

R28

100

LD_B

PF

LD_B

PF2

LD_B

PF2

P44

A/C

/E

10

11 12

1 2

3 4

5 6

7 8

9

J64

ASu

b Rc

vr

7R

7T

BPF_

RF W4

SUBR

X BY

P

(Sh.

2)

C50

24

13

24

5

Z3

Stop

-Ban

d Fi

lter

W30

W31

W32

W33

RFC3

61

00

R72

47

0

L35

11.5

8.21

5 M

Hz

11

C257

C71

24

BPF_

IFW

15

A49

/19

/07

Swit

ch

5.6

50

RFC3

2RF

C33

22

0

C70

C67

C72

2200

T-R

0.1

0.1

R58D

27D

26M

A4P

4007

D31

Gro

und

E1

VIPAVTPA

W3

PA

BYP

W.

Burd

ick

App

endi

x B

K3 R

F Bo

ard

AB

CD

T3

AB

CD

T4

D37

D36 H

SMS2

820

C53

.01

C52

.01

10

KR5

5

R46

R38

10

KR5

4

10

KR5

31

0K

R52

/FSC

L/R

SCL

7R

7T

SWR

Brid

ge

10

0RF

C31

C260

0.1

10

0R5

1

10

0R5

0

7T

7R

R44

R35

51

51

W2

W1

XV

RX

A

15

0R5

7

10

0RF

C30

Re

lay

sLP

F

K1

2

K1

1

K1

5

K1

6

K1

7

K1

3

116

BPF_

RF

SCK3

MISO3

V12SPAM

ISO

3M

OSI

3

LD_XV

FCT

SRCK

SOUT

/CLR

RCK

SIN

VCC

/Q0

/Q1

/Q2

/Q3

/Q7

/Q6

/Q4

/Q5

GND

1015 14 13 12 1116

/G9

2 31 4 5 6 7 8U5

SCK3

MO

SI3

MIS

O3

.01

C161C76

C109

C192

C166C112

C94

C91

5A

TPIC

6C59

5D

SRCK

SOUT

/CLR

RCK

SIN

VCC

/Q6

/Q5

/Q4

/Q3

/Q1

/Q0

/Q7

/Q2

GND

1015 4 3 5 1416

/G9

2 131 12 11 6 7 8

U8

SCK3

MO

SIPA

5A

/FSC

L/R

SCL

47

0R4

9

2 of

4

1011

1213

1415

161

23

45

67

89

J66

RF

Acc

.

MOSI3

C219

.01

12PA

12A

.01

C227

22

K2

2K

C230

0.1

2.2K

R34

12A

C241

.015

K1

4

(80

m)

(160

m)

(15/

17 m

)

(40/

60 m

)

C33

1 F

1 2 3 4 5

P7

1A

12

34

5

P7

1C

101

23

45

67

89

P7

1B

Z2

LP

A

C261

2200

10

0RF

C45

51

R48

5

67

+

-

3

21+

-

8

4

U16

LM35

8

VFW

D2

VFW

D2

VFW

DV

REFL

Q7ZV

N332

0

RFC4

61

00

8A

D25

64

-05

100W

10

0C5

1

LD_L

PF

BY

P

10

1112

1314

1516

1718

1920

12

34

56

78

9

P67

A10

0 W

PA

In

7R7T

10

1112

1314

1516

1718

1920

2122

2324

2526

12

34

56

78

9

P67

B10

0 W

PA

Out

10W

10

11

12

13

14

15

16

17

18

19

20

1

2

3

4

5

6

7

8

9

P70

AT

U

12B

W1

9C2

64.0

47

1.0

C268

C267

0.1

C266

.01

C269

LD_LPFMOSIPA

12BSCK3

MISO3

LD_A

TU

SCK3

W2

1

W2

0

BY

P

7R

12A

P72

1 2A

TU (

not

used

)

(Sh.

1)

K1

8(6

m O

UTPU

T)

(6m

IN

PUT)

(20/

30 m

)

(6/1

0/12

m)

C278

.01

C282

C284

C279

C277

.01

C283

C281

C280

C63

0.1

K1

3B

K13A

C151

C168

C176

C114

C121

C137

C85

C97

C103

C95

C101

C159

C170

C115

C127

C113

C105

K1

4B

K14A

L19

L21

L27

L30

L25

L26

L23

119 13

68 4

68

4

11913

C73

C77

C80

K1

1B

K11A

L14

L17

6

8

4

119

13

C83

C96

C102

C88

C100

C110

C104

K1

5B

K15A

L20

L22

L24

6

8

4

119

13

Elecraft

Rev.

Sh

t.

Date

By

C145

C162

C171

L29

L32

K1

8

K1

2B

K12A

C150

C167

C175

C158

C169

L28

L31

11

913

68

4

80 m

C87

C98

6m

11

,6

C216

C217

C234

C235

160

m

C64

C65

10/1

2 m

15/1

7 m

20/3

0 m

40/6

0 m

Low

-Pas

s Fi

lter

s

9,8

13

,4

K1

71

1,6

9,8 13

,4

K1

6

11

,6

9,8

13

,4

Rese

t =

160-

15m

; Se

t =

12-6

m

L34

2.0

C276

8.2

pF

* *

C259

5600

RX:

-20

dB@

0.5

MHz

A49

/19

/07

W.

Burd

ick

Elecraft

Rev.

Sh

t.

Date

ByApp

endi

x B

K3 R

F Bo

ard

1011

12

P30

1314

1516

1718

1920

2122

2324

2526

2728

12

34

56

78

9

Fron

t Pa

nel

12

34

5

P35

AUX

BUS

/PTT_IN/DOT/DASH/KEY_IN

/CSRFMUXADR0ADR1ADR2ADR3MOSI

VRFADCFCT

X

RXDTXD

XVTR

ON

/SPI_23_EN

12

J10

J11

12V

Out

12V

In

D34

1N40

07

D6

SB53

0

F1 6AFD

S637

5Q2

G

DS

D28

BZW

50

-15

R76

2.7K

OUT

GND

IN

U1

3

OUT

A

OUT

B

INA

GND

INB

V+

NCNC

1 2 3 45678

U1

1TC

4427

OUT

GND

IN

U1

2

7R

7T8A

3 of

4

5A8A

5R

5T

MO

SIA

DR3

AD

R2A

DR1

AD

R0/C

SRFM

UX

SCK3

LD_X

VLD

_IO

LD_B

PF

MO

SI2

LD_S

YN2

LD_S

YN1

/CSP

LL2

/CSP

LL1

/CSD

DS2

/CSD

DS1

LD_I

F_S

LD_L

PFLD

_ATU

LD_I

F

MO

SI3

TDI

GND

TMS

VCC

GND

VCC

GND

TCK

VCC

TDO

GND

VCC

25 14 5 31 2122

1617

6308281815

24

3

26

1920

29

2723

32

24443

3642403938

41373534

IO IO IO IO IO IO IO IO IO IOIOIOIOIOIOIOIO IO IO IO IO IO IO IO IO IO IO IO IO IO IO IO

1 12 104 13 337 119

U7

CPL

DA

TF15

02

/SPI

_23_

EN

CH6

CH2

VEE

COM

CH5

INH

CH1

VSS

VDD

CH4

CH7

CH3

CH0

10111213141516

BA C

1 2 3 4 5 6 7 89

U6

V12

SPA

VRF

AD

CV

TPA

VIP

A

4051

R12

R11

MIS

O2

MIS

O3 2

.7K

C66

.01C5

4.0

1

VI_

LO

2.7K

VIF

GA

IN2

10

1112

1314

1516

1718

1920

12

34

56

78

9

J73

Synt

h 1

8A

/CSPLL1/CSDDS1

5A

LD_SYN1

10

1112

1314

1516

1718

1920

12

34

56

78

9

J74

Synt

h 2

8A5A

LD_SYN2/CSPLL2/CSDDS2

MOSI2MISO2SCK2

MOSI2MISO2SCK2

10

1112

1314

1516

1718

1920

12

34

56

78

9

P50

DSP

A.F

. I/

O

10

1112

1314

1516

1718

1920

12

34

56

78

9 P5

1D

SP I

.F.

I/O

RX1_IF-

VIFGAIN1

100HZ

RX2_IF-VIFGAIN2VREFL

RX1_IF+

TXIF+RX2_IF+

VFWD

BK_PH_RLINEOUT_LBK_MICAF+

SPKR_LSPKR_RBK_PH_SW

LINEOUT_RBK_MICAF-

DIG0

TXIF-

C58

47

0F

+

MC7

805A

CTM

C780

8ACT

C57

47

0F

+

C56

22

0F

+

LINE_IN+ LINE_IN-

ZXTC

1010

LOAD

IOUT

GND

VIN

NC1

2

3

45

U1

R36

0.05

VI_

LO

R13

1K

DIG

0R1

410

0

12A

RFC6 C

31.0

47C4

2.0

47

RFC5

5A

/PW

R_O

N

C62

.01

C60

BT

13

V B

att.

ALCBK_PH_L

C220

.047

MO

SI3

MIS

O3

LD_I

F_S

100

+ -

12U

12PA

R77

2.7K

C226

.047

RFC4

0

C224

.047

C225

.047

VCO

1

VPL

L112A

VPL

L2

12A

SCK3

5A

5A

+

-

X

LOAD

DOUT

/OE

GND

VDD

DIN

SCK

VBB

Q10

Q7 Q6

Q1

Q5Q8

101112

Q3

13Q2

141516

NCNC

Q4

171819Q9

201 2 3 4 5 6 7 8 9

U10

A68

10

SCK3

LD_I

F5A

R82 R7

8

R79R

81

R80

MO

SIN

B

MO

SI3

R78-

R82

= 10

0

PRE_

ON

PRE_

OFF

TXM

IXFI

L

R2

47

0

C246

.047

C247

.047

C248

.047

RX2

_IF

-RX

2_IF

+

5A

C69

.047

VPL

L2V

PLL1

10

1

2

3

4

5

6

7

8

9

P7

9

CPLD

Pg

m

HAGC1

HAGC

2

HAGC

2

12

34

56

78

J75

Ref.

/2nd

LO

/2nd

TX

100H

Z

TXM

IXFI

L

RFC2

310

0

7T

C222 0.1

1.8K

R5T

XIF-

TXIF

+

FL4

FL5

FL1

FL2

FL3

C255

.047

C254

C253

.047

C252

RFC4

31

00

RFC4

41

00

C35

10

F

5A

NB1LVL

R87

47

0V

FWD

R88

47

0V

REFL

100H

Z

RFC4

7

10

H

12D

12D

5D

5D

10 11 121 2 3 4 5 6 7 8 9

J64

BSu

b Rc

vr

C270

.01C

265

0.1

C271

.01

RFC4

8C2

72.0

4710

H

BW1

BW3

BW2

MIS

OSC

K

MISOSCK

R91

100

SCK2

SCK3

ALT

(TB

D)

OUT G

NDIN

U1

778

L09

C45

10

F

12A

LD_B

PF_S

LD_B

PF_S

+

12A

Q11

10K

R27

BC80

7

1H

C35A

(not

use

d)

9V

R98

10K

R99

10K

5A

R10

0

1K

D35

1N40

07

F2 0.6A

W34

A49

/19

/07

W.

Burd

ick

Elecraft

Rev.

Sh

t.

Date

By

App

endi

x B

K3 R

F Bo

ard

NE4

6134

15

0

C204

C202

C195

R60

R75

6.2

R66

.047

10

0

68

10

0

Q8.0

47

R45

R37

R43

.047

15

C211

.047

12A

SCK3

MISO3MOSINB

LD_IFRF

C39

47

H

NB1LVL

12A

5 67

+ -

U15B

3 21

+ -

8

4

U15A

14

2.7K

RP1

3

C201

0.1

C215

51

100K

R42

1K

R33

12

C214

1.0

F

C200

0.01

C213

51

100K

R41

1K

R40

2.7K

RP1

16

C212

1.0

F

C199

0.01

C48

64

-04

D226

4-0

4D

21

RFC2

71

00

D33

T54 3

1 2

GDS

Q1

C47

C46

R30

R29

R26

C44

R25

C43

RFC2

51

00

RFC2

41

00

C40

C39

J30

9

C198

22

0F

10

0R3

912

A

+

.047

.047

.047

10

0

.047

22

1K

.047

0V =

MA

X GA

IN, 3

V =

MIN

LM83

3

27

C19

.01

C17

R23

.047

56

0

R21

10

0

C12

C11

RFC2

0RF

C18

R19

10

0

C10

C9

RFC1

7RF

C16

R18

10

0

C8

C7

RFC1

5RF

C14

R17

10

0C6

C5

RFC1

3RF

C12

R16

62

0

RFC1

11

00

Crys

tal

Filt

ers

FL4

FL3

FL2

FL1

VCO1

12

34

5

Z1

56

0

R63

Prea

mp

NE4

6134

22

0

47

0

C209

R67

R59

R62

R74

18 0

.1

R65

Q4

15

18

C210

.01

1K

R61

RFC1

01

00

R73

1K

C106

10

0

RFC9

10

0

7T

C207 68

RFC3

41

00

C221 .0

47

2 43

9 78

K10

Att

n.

C194

.047

R70

47

0

C206

68

C205

10

0

C15

C16

RFC3

81

00

RFC8

10

0

PRE_

OFF

C26

15

R20

10

0

C14

C13

RFC2

1RF

C19

C203

0.1

R68

8.2

FL5

7R

C41

R22620

R15

1K

C4

R69

47

0

RFC3

51

00

R1

47

0

C208

.047

C193

.047

RFC37

10

0

-10

dB

4 of

4

T61 3

2 4

.047

D8

64

-04

D7

D9

D10

C21

15

D17

D18

C25

15

D15

C24

15

D13

C23

15

D11

C36

22

C22

22

D20

D19

C29

22

D16

C28

22

D14

C27

22

D12

D5

D4

D3

64

-05

D2

12A

C228

.047

RFC4

11

00

C233

.047

PRE_

ON

12

P8

6I.F

. O

ut

Q9 R5

68.

2

RFC2

910

0 H

.047

C229

.047

8A

RFC4

21

00

C232

.047

6T

D1

.047

C242

.047

C243

.047

C245

.047

C244

.047

.047

2.7K

RP1

51 (

not

used

)

8A

C237

.047

GSD

Q10

J30

9

C55

.01 R

81

K

RFC2

21

00

R9

22

0

C68

.047

C59

.047

7R

RX1

_IF

-

RX1_

IF+

C4-C

14

= .0

47

FRF

C12-

RFC2

1 =

100

H

R7

1.8K

51

8A

C196

.01

C197

.01D

29

BAV9

9

D30

C238

0.1

R86

4.7

M

HAGC

1

3 21

+ -

8

4U3

A

V-

V+1 2 3

5 4

67

8

U9

C249

1.0

F

SA61

2

J81

RXLO

2

J65

TX

IF1

C20

.01T

P1

TLV

2462

R10

100 C

250

.047

R83

10

0

7R

-2

7R-

2

C37

.047

7T

-2

7T

-2

7T

R84

10

0

C256

.047

7R

7R-

2

(W6

)

C30

12

0

C34

.047

C32

.047

C258

.047

X1BW =

14

kHz

2nd

RXM

ixer

(W1

4)

P45A

P46A

P47A

P48A

P49A

P45

B

P46

B

P47

B

P48

B

P49

B

C262

.01

I.F.

Am

p

C38

.01

R6

30

0

R3

30

0

R24

18

8.23

0 M

Hz

(W7

)8.

215

MHz

R64

62

0

W1

7

W18

12

34

P45C

12B

12

34

P46C

12

34

P47C

BW3BW2BW1

RFC7

10

07T

C273

.047

W16

W2

2

Post

-am

p

(Not

on

re

v.

XA

PCB.

)

FL5

FL4

FL3

FL2

FL1

1011

121

23

45

67

89

J77

Noi

se

Blan

ker

HAGC

Det

.

5A

5 67

+ -

U3B

VIF

GA

IN1

FL5

/4/3

BW

Co

ntro

l

XF2

M1

M2

8A

BAV9

9D

38

+11

dB

R89

4.7K

1K

R10

1

L36

18

X2

C49

10

L37

27

C18

1

L39

2.8

L38

2.8

RFC5

01

00

C285

15

0

16:5

BPF_

IF

A49

/19

/07

511K

R85D

32

C:\P

roje

cts\

K3\

Sch

emat

ics\

KR

Mix

erR

evX

C.s

ch -

She

et1

C4C5

X2X3

X4

C6C3

X1X5

C2C7

L1L2

C1C8

E6

6003

2:

8.21

25 M

Hz +

/- 2

00 H

z; L

m =

25

mH

+/-

2 m

H, C

o <

4 pF

, Q

> 1

00 K

E6

6002

7:

8.21

4 M

Hz +

/- 2

00 H

z; L

m =

25

mH

+/-

2 m

H, C

o <

4 pF

, Q

> 1

00 K

*

CACB

8.21

5 M

Hz

50

0

25

0 Hz

15

0 pF

7

50 p

F

750

pF

750

pF

75

0 pF

7

50 p

F 7

50 p

F

0

pF

2.3

H

E660

027

8.21

5 M

Hz

50

0

600

0 Hz

0

pF

6

2 pF

47 p

F

62

pF

47

pF

sho

rt

62

pF

10

pF

16

H

X1,

X3,

X5

= E6

6002

7; X

2, X

4 =

E660

032

8.21

5 M

Hz

50

0

100

0 Hz

6

3 pF

1

80 p

F

240

pF

180

pF

24

0 pF

1

80 p

F 2

40 p

F

0

pF

3.9

H

E660

027

8.21

5 M

Hz

50

0

30

00 H

z

0 p

F

51

pF

51 p

F

51

pF

51 p

F

s

hort

51 p

F

0

pF

shor

t

E66

0032

(4-

crys

tal f

ilter

w/1

dB r

ippl

e; X

5 =

shor

t)

Fc

Zin/

out

BW @

-6

dB

C1,C

8

C2

C3

C4

C5

C6

C7

CA

,CB

L1,

L2

Crys

tal

p/n,

Ind

ucto

r W

indi

ngs,

Not

es

8.21

5 M

Hz

50

0

50

0 Hz

12

0 pF

4

70 p

F

390

pF

470

pF

39

0 pF

4

70 p

F 3

90 p

F

0

pF

2.8

H

E660

027;

L1,

L2

= 24

T #

28 o

n T3

0-2

1 2

J1

1 2

J2

To

RF

Boar

d,

P45

A-P

49

ATo

RF

Bo

ard,

P4

5B-

P49

B

FL1

ALT

CC .01

CD .01

Filt

er

Mod

ule

NO

TES

:

2.

CC

and

CD

are

used

w

ith

a fil

ter

mod

ule

(FL1

).

All

othe

r co

mpo

nent

s ar

e on

ly

used

fo

r co

nstr

ucti

ng

a di

scre

te

filte

r.

3.

X1-X

5 ca

n be

ei

ther

2-

or

3-

lead

H

C49/

U ty

pes.

Gr

ound

ing

pads

ar

e pr

ovid

ed

for

both

.

2a1a

4a3a

W.

Burd

ick

E. S

war

tz

Elecraft

Rev.

Sh

t.

Date

By

1 of

1

KFL3

A F

ilter

Boa

rd

1.

This

PC

B ca

n be

us

ed

to

asse

mbl

e a

disc

rete

5-

pole

cr

ysta

l fi

lter

, or

as

a

carr

ier

for

filt

er

mod

ules

(I

NRA

D,

etc.

).

8.21

5 M

Hz

50

0

270

0 Hz

0

pF

11

0 pF

47 p

F

68

pF

68

pF

51

pF

68

pF

0

pF

sho

rt

E66

0032

8.21

5 M

Hz

50

0

30

00 H

z

0 p

F

62

pF

47 p

F

62

pF

47 p

F

s

hort

62 p

F

0

pF

shor

t

E66

0032

(4-

crys

tal f

ilter

w/0

.5 d

B rip

ple;

X5

= sh

ort)

8.21

5 M

Hz

50

0

20

0 Hz

12

0 pF

27

00 p

F

620

pF

1000

pF

100

0 pF

6

20 p

F 2

700

pF

0 p

F

2

.8

H

E

6600

27

FL1

Filt

er

Mod

ule

21

43

C 7

/20/

07

Inst

all

filt

er

mod

ule

at

FL1

or

FL1

ALT

as

re

quire

d.

X1-X

5 m

ust

be

mat

ched

to

w

ithi

n +/

- 10

H

z.

5 5

4 4

3 3

2 2

1 1

DD

CC

BB

AA

Mounting Holes for

KIO3 Faceplate

2005

0425

01A

.1

KIO

3 M

ain

B

13

Mon

day,

Oct

ober

08,

200

7

Title

Size

Doc

umen

t Num

ber

Rev

Dat

e:S

heet

of

She

et 2

BA

ND

2

/PW

R_O

N

/PTT

_IN

DTR

A

nKE

YO

UT

DIG

OU

T0

DIG

0

AU

XB

US

DIG

1

RTS

A

BA

ND

1R

XD

BA

ND

3

ALCTX

D

DIG

OU

T1B

AN

D0

She

et 3

BK

_MIC

_AF+

BK

_MIC

_AF-

LIN

E_I

N+

LIN

E_I

N-

BK

_PH

_LB

K_P

H_R

SP

KR

_LS

PK

R_R

SW

MIC

BIA

S

LIN

EO

UT_

LLI

NE

OU

T_R

BK

_PH

_SW

ALC

BK

_PH

_SW

BK

_PH

_RB

K_P

H_L

LIN

EO

UT_

RB

K_M

IC_A

F+

LIN

E_I

N+

/KE

Y_I

N

MO

SI_

3

+8T

+12S

W

+12U

NS

WA

UX

BIU

S

SP

KR

_R

MO

SI_

3

LD_I

O

MIC

BIA

S

RTS

A

/KE

Y_I

N

BA

ND

1B

AN

D0

BA

ND

2

DC

TRL1

nKE

YO

UT

DTR

A

DC

TRL3

/PW

R_O

N

RX

D

TXD

DIG

1D

IG0

LIN

E_I

N-

BK

_MIC

_AF-

LIN

EO

UT_

L

SP

KR

_L

+8R

+8R

LD_I

O

LD_I

O

/PTT

_IN

/PTT

_IN

DC

TRL2

DC

TRL0

BA

ND

3

DIG

OU

T0D

IGO

UT1

MIS

O_3

/RS

PK

EN

/RS

PK

EN

VC

C5

VC

C5

VC

C5

+12S

W

+12S

W

+12S

W

VC

C8A

VC

C5

+12S

W

U3 UA

78M

08C

DC

1 243

+VIN

GN

DTA

B

OU

T

R8

1K

U5 TP

IC6C

595D

3 4 5 6 11 12 13 14 9

2 15 7 10 8 1 16

Q0

Q1

Q2

Q3

Q4

Q5

Q6

Q7

SD

O

SD

IS

CK

SC

LRR

CK

OE

VC

C

GN

D

TP1

GN

D

1 2A B

C28

100

pF

R18

10K

C16

0.1

uF

C22

0.1

uF

Q3

MM

BT39

04

1

23

Q7 M

MBT

3904

1

23

Q4

MM

BT39

04

1

23

RP

1A10

0K 18

C14

0.1

uF

RP

1D10

0K 45

R23 10

0R

P76

RF

Boa

rd

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

Q6

MM

BT39

04

1

23

C15

0.1

uF

Q8 M

MBT

3904

1

23

U2 UA

78M

05C

DC

1 243

+VIN

GN

DTA

B

OU

T

+C

1110

uF/

25V

U6 TP

IC6C

595D

3 4 5 6 11 12 13 14 9

2 15 7 10 8 1 16

Q0

Q1

Q2

Q3

Q4

Q5

Q6

Q7

SD

O

SD

IS

CK

SC

LRR

CK

OE

VC

C

GN

D

RP

1B10

0K 27

MT1

1

Q5

MM

BT39

04

1

23

RP

210

K

123456789 10

C27

0.1

uF

R16 10

K

+C

810

uF/

25V

K1

DP

DT

32 4

89 7

1 10

MT2

1

RP

1C10

0K 36

R12

1K

5 5

4 4

3 3

2 2

1 1

DD

CC

BB

AA

ACC

PTT

RS23

2 CO

M

ACC

ALC

ACC

PWR

ACC

KEY

ACC

BND3

ACC

BND2

ACC

BND1

ACC

BND0

ACC

COM

ACC

DO0

RS23

2 RX

D

ACC

DO1

RS23

2 RT

S

ACC

DI1

RS23

2 TX

D

ACC

DI0

RS23

2 DT

R

ACC

AUX

+5V

Approximately 1 kHz

2005

0425

01A

.1

KIO

3 M

ain

- She

et 2

A

23

Mon

day,

Oct

ober

08,

200

7

Title

Size

Doc

umen

t Num

ber

Rev

Dat

e:S

heet

of

TXD

RXD

_XR

TS_X

TXD

_XD

TR_X

AU

XB

US

DIG

1

DIG

OU

T1

nKE

YO

UT

BA

ND

2B

AN

D3

BA

ND

0

DIG

OU

T0

DIG

0

BA

ND

1/P

TT_I

NA

LC/P

WR

_ON

RX

D

RTS

AD

TRA

VC

C5

VC

C5

+12S

W

+12S

W

CN

310

00 p

F

8 1

7 2

6 3

5 4

R6 10

R

Q2 2N

7002

K

1

3 2

R5 2.

7K

R1

1K

+C

910

0 uF

/16V

R3 10

K

C7

0.01

uF

X7R

D1

BAT5

4S

13

2

C12

1000

pF

CN

410

00 p

F

8 1

7 2

6 3

5 4

C1

0.1

uF

L110

0 uH

+

C10

33 u

F/16

V

U1 LT10

39A

CN

123 45 67 8910 1112 1314 15 16

V+

R1i

n

T1ou

t

R2i

n

T2ou

t

R3i

n

T3ou

t

V-

GN

D

T3in

R3o

ut

T2in

R2o

ut

T1in

R1o

ut

VC

C

R2 1K

CN

210

00 p

F

8 1

7 2

6 3

5 4

C6

0.02

2 uF

X7R

R7

27K

Q1 M

MBT

3904

1

23

J90

D-S

ub IO

Boa

rd

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

C2

0.1

uF

CN

110

00 p

F

8 1

7 2

6 3

5 4

R4

27K

C4

1000

pF

C3

0.01

uF

X7R

C13

1000

pF

C5

1 uF

/16V

DTR

AR

TSA

TXD

DIG

OU

T0

nKE

YO

UT

DIG

0

BA

ND

3

DIG

OU

T1

BA

ND

2

DIG

1

BA

ND

1/P

TT_I

N

/PW

R_O

NA

LC

AU

XB

US

BA

ND

0

RX

D

5 5

4 4

3 3

2 2

1 1

DD

CC

BB

AA

This resistor sets gain of mic preamp.

LOUT L

SP C

SP L S

PH L

SP L

PH SW1

PH R

LIN C

PH C

LOUT R

LOUT C

PH SW2

LIN L

SP R

MIC A

MIC C

2005

0425

01A

.1

KIO

3 M

ain

- She

et 3

B

33

Mon

day,

Oct

ober

08,

200

7

Title

Size

Doc

umen

t Num

ber

Rev

Dat

e:S

heet

of

BK

_MIC

_AF+

BK

_MIC

_AF-

LIN

EJA

CK

_L

LIN

EJA

CK

_CO

M

LIN

EO

UT_

L

LIN

EO

UT_

R

BK

_PH

_SW

BK

_PH

_LB

K_P

H_R

LIN

E_I

N+

LIN

E_I

N-

MIC

BIA

S

SP

KR

_RS

W

SP

KR

_L

VC

C8A

VC

C8A

VC

C8A

VC

C8A

P25

INT

SP

KR

1 2

C21

470

pF

RP

3D

10K

45

J91

Aud

io IO

Boa

rd

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

Q9 M

MBT

3906

1

2 3

C24

1000

pF

T3 TTC

-108

16

34

R10

2.7R

RP

3B

10K

2 7

R17

10K

+ -

U4A

LM83

3D

3 21

8 4

CN

60.

1 uF 8

1

72

63

54

R24 62

R

C23

1000

pF

CN

510

00 p

F

81

72

63

54

T2 TTC

-108

16

34

C19

1 uF

T1 TTC

-108

16

34

R14

5.6K

RP

3A

10K

18

R13

604R

C20

1000

pF

C18

1000

pF

+C

1710

uF/

25V

R20

604R

R9

2.7R

R15 10

K

RP

3C

10K

3 6R

22

10K

C25

1000

pF

R21

10K

+ -

U4B

LM83

3D

5 67

8 4

R19

604R

R11

2.7R

C26

470

pF

BK

_MIC

_AF+

BK

_MIC

_AF-

SP

KR

_RS

W

LIN

EO

UT_

L

LIN

EO

UT_

R

BK

_PH

_RB

K_P

H_L

BK

_PH

_SW

LIN

E_I

N+

LIN

E_I

N-

MIC

BIA

S

SP

KR

_L

5 5

4 4

3 3

2 2

1 1

DD

CC

BB

AA

RS232 COM

RS232 DTR

RS232 TXD

RS232 RTS

RS232 RXD

ACC COM

ACC BND0

ACC BND1

ACC BND2

ACC BND3

ACC KEY

ACC PWR

ACC ALC

ACC PTT

ACC AUX

ACC DI0

ACC DI1

ACC DO1

ACC DO0

Frame Ground

Frame Ground

Frame Ground

Frame Ground

2005

0425

01XC

1

KIO

3 - D

Sub

RS

232

IO B

oard

B

11

Wed

nesd

ay, F

ebru

ary

14, 2

007

Title

Size

Doc

umen

t Num

ber

Rev

Dat

e:S

heet

of

DTR

_X

SE

R_C

TXD

_X

DIG

0_X

KE

Y_X

BN

D2_

XB

ND

3_X

ALC

_X

PWR

_X

DIG

O_X

DIG

1_X

DIG

O1_

X

AUX_

X

BN

D0_

X

PTT_

X

BN

D1_

X

RXD

_XR

TS_X

CN

410

00 p

F

8 1

7 2

6 3

5 4

J24

RS

232

5948372611011

CN

310

00 p

F

8 1

7 2

6 3

5 4

L410

0 uH

C1 10

00 p

F

J23

AC

C

15104149313821271116 5 16 17

RP

422

0R1 2 3 4

8 7 6 5R

P2

220R

1 2 3 4

8 7 6 5

L110

0 uH

CN

1

1000

pF

81

72

63

54

L310

0 uH

RP

122

0R

1234

8765

CN

2

1000

pF

8 1

7 2

6 3

5 4

P90

KIO

3

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

L210

0 uH

R1

220R

RP

322

0R1 2 3 4

8 7 6 5

CN

510

00 p

F8 1

7 2

6 3

5 4

5 5

4 4

3 3

2 2

1 1

DD

CC

BB

AA

PH C

SP L S

LOUT R

SP L

LOUT L

SP L C

MIC C

LIN C

SP R

Frame Ground

LIN L

MIC A

PH SW1

LINE C

PH SW2

PH R

PH L

2005

0425

01XC

2

KIO

3 - A

udio

IO B

oard

A

11

Wed

nesd

ay, F

ebru

ary

14, 2

007

Title

Size

Doc

umen

t Num

ber

Rev

Dat

e:S

heet

of

SP

K_R

MIC

_C

SP

K_L

C

LIN

EJA

CK

_L

SP

K_L

SS

PK

_L

LIN

EJA

CK

_R

PH

_SW

1

PH

_L

PH

_SW

2

PH

_R

LIN

EJA

CK

_CO

M

LIN

_LX

PH

_C

MIC

_A

LIN

_CX

R1

2.7R

L13

BE

AD

CN

210

00 p

F

8 1

7 2

6 3

5 4

CN

40.

1 uF

8 1

7 2

6 3

5 4

P91

KIO

3

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

J21

LIN

E IN

2 4 5 1

L310

0 uH

L910

0 uH

L110

0 uH

J22

LIN

E O

UT

2 4 5 1

L610

0 uH

L410

0 uH

L14

BE

AD

L10

100

uH

CN

110

00 p

F

8 1

7 2

6 3

5 4

L11

100

uH

J19

PH

ON

ES

6 71 4 83 5

L510

0 uH

CN

30.

1 uF

8 1

7 2

6 3

5 4

L16

BE

AD

L15

BE

AD

MH

1G

roun

ding

Tab

1

MH

2G

roun

ding

Tab

1

J18

SP

EA

KE

RS

2 4 5 1

J20

MIC

2 4 5 1

R2

2.7R

L210

0 uH

L710

0 uH

L810

0 uH

L12

100

uH

W.

Burd

ick

Elecraft

Rev.

Sh

t.

Date

By

1 of

1

SA1

J69A

To

J7

R1 560K

(A

NT1)

10

1112

1314

1516

1718

1920

12

34

56

78

9

J70

RF

Boar

dL3

13.0

H

C52-

15 p

FC6 22

pF

KANT

3 A

nt.

Inpu

t M

odul

e

8.2

MH

z Tr

ap

L113

6 nH

C2 4.7

C1 39C3 39

L2 96 n

H

C4 3900

6-m

LP

F

R. F

riess

NO

TES:

1.

A

ll pa

rts

are

thro

ugh-

hole

.

2.

A

djus

t L2

an

d C5

fo

r m

inim

um

8.21

5-M

Hz

leak

thro

ugh.

3.

=

mou

nted

on

bott

om s

ide

of P

CB.

12

J72

1/2

1/07

XB5

2N3904

Q3

1.2K

R9

1.5K

R8

330

R5

C26

0.1

W.

Burd

ick

Elecraft

Rev.

Sh

t.

Date

By

1 of

1

V-

V+1 2 3

4 5

67

8

U3SA

612

C12

0.1

C15

C16

3933

X2X3

X4

C14

33X1C1

339

C6 0.1

1KR6

C20

0.1

C19

0.1

GND

OUT

145V

VC NC

1 2

7

8

Z1

11

4

L2 27

CLR

CLKV

cc GND

1Q 1Q1D

2Q 2Q2D

154Q

144Q

103Q

113Q

134D

123D

16

1 9

2 34

7 65

8

U2

74V

HC17

5

Div

ide

by

6

/RST

VddV

ss1 2

3

U1M

CP80

9T-4

50

1 2 3 4 5 6 7 8

P7

5 J6

Mai

n RX

LO2

C1 0.1

C2 100

C18

39

81 K1

D1

2N3904

Q2

R4J

7

8.21

5 M

HzT

XIF

1

KREF

3

REF/

2ND

TX

IF

330

J1

Sub

Ref.

C8 0.1

L5 27

C11

0.1

TX

Mix

er

L1 27

R2 1KR1 33

0

C4 0.1

TXIF

2 (1

5 KH

Z)C2

20.

1

L6 27

C3 0.1

C28

0.1

J3

Ext.

Re

f.1.2K

R7 C50.1

C27

0.1

J2

Mai

n Re

f.

C7 0.1

J5

Sub

RXLO

2

100

HZ

C24

0.1

1N91

4

R3 15

L4 27

C23

0.1

330

R15

R14

330

330

R11

R10

150

330

R13

R12

150

VCTR

L

5V

R17

330

R18

750

C10

0.1

100

HZ

TXM

IXFI

L

RF

Boar

d24

3

75

6

K1

R16

68

5V

C21

0.1

MX

XF

7T

IN

2V5V

7T

Fc =

821

5.0

kHz,

BW

=4 k

Hz

Fxta

l = 8

212.

5 kH

z CU

TJ4

-6

to

U2

-9

49.3

80

TX M

IX O

UT

12345678

J4

Ext.

Sy

nc.

Mod

ule

XD 3

/3/0

7

1K

.01

6.8K

C36

R34

R35

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C51

.27

C52

10

KR3

6

C9

R26

0.1

39

0

L650

H

2N39

04

Q3

R21

12

12T,

FT3

7-43

10

1112

1314

1516

1718

1920

12

34

56

78

9

P73

C11

0.1

C13

0.1

C17

.01

C31

.01

Am

p R23

47

0

R24

47

0

FS

AD

J

/FS

YN

C

A V

dd

D V

dd

RE

SE

T

SL

EE

P

SD

AT

A

IOU

TB

CO

MP

DG

ND

MC

LK

FS

EL

PS

EL

SC

LK

SIG

N

IOU

T

AG

ND

VR

EF

CA

P

Vin

10

11

12

13

14

15

16

17

18

19

20

1 2 3 4 5 6 7 8 9

U2

AD9

834

C24

.01

C22

.01

R25

20

0

C25

0.1

C19

0.1

R22

6.8K

C23

0.1

L9 27

H

C26

0.1

L5

27

H

L4

27

H

C15

0.1

CPGN

D

DVDD

AVDD

RSET

AGN

D

DA

TA

DGND

RFB

RFA

MU

X

REF

CLK

CP

VP

LE

10111213141516

CE

1 2 3 4 5 6 7 89

U3A

DF40

01

DD

S

R12

10

K

C50

12

0

5V

ZXCL

300E

5

GND

N/COU

TIN EN

1 2 345

U6

W.

Burd

ick

Elecraft

Rev.

Sh

t.

Date

By

K3

Sy

nthe

size

r

DDS

C49

0.1

10

FC4

1

0.1

C39

L727

H

0.1

C38

10

FC3

7

X3

R13

20

0

PLL

C64

C65

C68

47

10

47

L1L2

39

H3

9H

100K

R17

2N39

04

Q6

R20

51

1K

R16

3V

L3 27

H1

00

R15

0.1

C47

/CSD

DSB

/CSP

LLB

MO

SI2B

SCK2

B

10

KR1

4

VPL

L

1N41

48

100K

MM

BV10

9

J31

0

C33

C28

0.1

R32

R29

D8

Q1

D9

D10

22

10

GD S

VC

O

C21

0.1

J31

0Q2

GD S

2.7K

R31

C27

0.1

R27

22

33

0R3

0

0.1

C53

1 of

1

3V

5V

Cry

stal

Fi

lter

8-4

6

MH

z

SCK2

BM

OSI

2B

BA

DC

E F

T1

75

6

24

3 K2

75

6

24

3

K1

75

6

24

3

K3

C4

SCK2

/2O

E

/3O

E

/4O

E

/1O

E

GND

VCC

2A

4A

3Y

3A

4Y

2Y

1011121314

1Y

1A

89

1 2 3 4 5 6 7

U7

74LC

X125

/CSD

DSB

/CSP

LLB

MO

SI2

MO

SI2B

SCK2

B

LD_S

YN

2N39

04

Q5R1

082

K

1N57

11D

6M

MBD

91

4D

5

C7 .01

R28

1.8K

8B

ALC

C6 11

0

C5

30

L Se

lect

1K

R7

C3 30

D4

BAP6

4-0

4

1K

R6

C2 15

D3

1K

R5

C1 7.5

D2

.01

C45

K1

K2

18

SRCK

SOUT

/CLR

RCK

SIN

VCC

/Q0

/Q1

/Q2

/Q6

/Q4

/Q3

/Q7

/Q5

GND

1015 11 6 12 1416

/G9

2 31 4 5 13 7 8

U1

5VM

OSI

2

12V

TPIC

6C59

5N .01

C44

SCK2

LD_S

YN

K3

47

0R

8

8B

+13

DBM

15

KR3

3

6 57

- +

8 4

U5A

8B

3V

OP2

84

3 21

+ -

U5B

L839

H

0.1

C12

=

On

top

side

of

PC

boa

rd.

0.1

C48

.01

C57

.01

C54

C55

C56

.01

C59

0.1

C58

R38

100K

2.2

uFC6

2

12V

X2X1

C66

12

XBXF

J83

C69

10

F

J84

VCO

Out

49.3

8 M

Hz

33

0R1

1

Z =

500

Z =

200

C10

0.1

MIS

O2

R41

15

K

R40

8.2K

0.01

C16

C20

.022

1 34

+ -

5 2

U4

5V

VPL

L

LMV

321

VP

R9

75

C14

0.1

CP

X4 C67

10

MIS

O2

Q42N

7002

C18

0.1

-6 d

B @

+/

- 1.

2 kH

z

8A

0.1

C60

8B

R39

22

C61

470

F

+

8B

AB

AE

22

C35

C34

47

VCO

8.7-

46 M

HZ

VCO

LF

3LF

LDLPF

VT

3V

DTFS

CSP CK

VCO

DET

GT

DR

+10

dB

12V

12

0C2

9

12

0C3

0

C71

12

C70

12

1K

R18

C8 68

D1

C32

LPF

Fpll

= ~2

2 kH

z

MIS

O2

(1.0

or

0.25

H,

Pri:

9t #

26,

bifil

ar;

Sec:

3t

#26)

B,D=

Grn

A,C

=Red

A27

/25

/07

5 5

4 4

3 3

2 2

1 1

DD

CC

BB

AA

PC

B R

evis

ion

AN

OTE

S:

2004

0706

01A

0

Ele

craf

t K3:

Fro

nt P

anel

A

17

Sun

day,

Jun

e 24

, 200

7

Title

Size

Doc

umen

t Num

ber

Rev

Dat

e:S

heet

of

LCD

LCDL

CD

SC

LLC

DD

ILC

DC

ELC

DM

OD

E

VC

ON

TRA

ST

PO

WE

R

PO

WE

R

12V

_SW

12V

_UN

SW

PO

WE

RH

OLD

ON

/PW

RO

N

VP

WR

_SW

V12

MO

N

3VBA

TT

SD

AS

CL

LED

S

LED

SVLE

DB

RT

VLC

DB

KLT

MO

SI

SC

KLO

AD

MIC

BIA

S

MC

U

MC

U

LCD

SC

LLC

DD

ILC

DC

ELC

DM

OD

E

/PW

RO

N

VC

ON

TRA

ST

VR

1FR

ON

TV

R1R

EA

R

VR

2FR

ON

TV

R2R

EA

R

VFP

AD

CM

UX

MIS

CE

NC

MU

X

MA

INE

NC

BM

AIN

EN

CA

VLC

DB

KLT

VLE

DB

RT

RIT

EN

CA

RIT

EN

CB

SU

BE

NC

AS

UB

EN

CB

12V

_SW

12V

_UN

SW

VP

WR

_SW

V12

MO

N

PW

RH

OLD

ON

AD

R[2

:0]

MO

SI

SC

KLO

AD

VM

ICB

TN

MIS

O

/PTT

/DS

P1B

US

Y/D

SP

2BU

SY

VSM

TR/C

SD

SP

1/C

SD

SP

2/C

SD

SP

LOA

D

3VB

ATT

MU

TE

/EN

C_E

N

DS

P1D

ATA

DS

P2D

ATA

VFA

DC

TAP

SC

LS

DA

SW

ITC

HE

S

SW

ITC

HE

S

AD

R[2

:0]

VFP

AD

CM

UX

MIS

CE

NC

MU

X

MA

INE

NC

AM

AIN

EN

CB

SU

BE

NC

A

RIT

EN

CA

SU

BE

NC

B

RIT

EN

CB

/EN

C_E

N

VFA

DC

TAP

MIS

CE

LLA

NE

OU

S

MIS

CE

LLA

NE

OU

S

VR

1RE

AR

VR

1FR

ON

TV

R2R

EA

RV

R2F

RO

NT

VM

ICB

TN

/PTT

MIC

BIA

S

LCD

CE

PW

RH

OLD

ON

12V

_SW

/PW

RO

N

VC

ON

TRA

ST

LCD

MO

DE

LOA

D

VP

WR

_SW

LCD

DI

LCD

SC

L

12V

_UN

SW

3VBA

TT

MO

SI

VLC

DB

KLT

VLE

DB

RT

V12

MO

N

SC

K

RIT

EN

CB

/DS

P2B

US

Y

/CS

DS

P1

/EN

C_E

N

VR

1RE

AR

/PTT

VSM

TR

SU

BE

NC

B

MO

SI

VFP

AD

CM

UX

SU

BE

NC

A

VR

2RE

AR

DS

P2D

ATA

VR

2FR

ON

T

VFA

DC

TAP

VM

ICB

TN

MU

TE

AD

R[2

:0]

SC

KM

ISO

MIS

CE

NC

MU

X

RIT

EN

CA

MA

INE

NC

B

DS

P1D

ATA

MA

INE

NC

A

/DS

P1B

US

Y

/CS

DS

PLO

AD

/CS

DS

P2

VR

1FR

ON

T

SC

LS

DA

MIC

BIA

S

J31

FP-D

SP

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

5 5

4 4

3 3

2 2

1 1

DD

CC

BB

AA

NO

TES

:

R54

set

s LC

D d

river

cur

rent

.

R57

set

s LC

D d

rive

frequ

ency

.

LCD

pin

out i

s R

ev F

.

U2

K[0

..4] t

o us

e se

para

ble

vias

to g

roun

d fo

r deb

ug/

deve

lopm

ent.

PC

B R

evis

ion

A

2004

0706

01A

0

Ele

craf

t K3:

Fro

nt P

anel

- LC

D

B

27

Sun

day,

Jun

e 24

, 200

7

Title

Size

Doc

umen

t Num

ber

Rev

Dat

e:S

heet

of

CO

M3

CO

M4

SE

G1

SE

G2

SE

G3

SE

G4

SE

G5

SE

G6

SE

G7

SE

G8

SE

G9

SE

G10

SE

G11

SE

G12

SE

G13

SE

G14

SE

G15

SE

G16

SE

G17

SE

G18

SE

G19

SE

G20

SE

G21

SE

G22

SE

G[1

..60]

CO

M1

CO

M2

CO

M[1

..4]

LCD

SC

LLC

DD

I

LCD

CE

LCD

MO

DE

SE

G60

SE

G59

SE

G58

SE

G57

SE

G56

SE

G55

SE

G54

SE

G53

SE

G52

SE

G51

SE

G50

SE

G49

SE

G48

SE

G47

SE

G46

SE

G45

SE

G44

SE

G43

SE

G42

SE

G41

SE

G40

SE

G39

SE

G38

SE

G37

SE

G36

SE

G35

SE

G34

SE

G33

SE

G32

SE

G31

SE

G30

SE

G29

SE

G28

SE

G27

SE

G26

SE

G25

SE

G24

SE

G23

SE

G22

SE

G21

SE

G20

SE

G19

SE

G18

SE

G17

SE

G16

SE

G15

SE

G14

SE

G13

SE

G12

SE

G11

SE

G10

SE

G9

SE

G8

SE

G7

SE

G6

SE

G5

SE

G4

SE

G3

SE

G2

SE

G1

SE

G28

SE

G29

SE

G32

SE

G24

SE

G26

SE

G30

SE

G31

SE

G25

SE

G23

SE

G33

SE

G27

SE

G41

SE

G34

SE

G40

SE

G47

SE

G36

SE

G39

SE

G38

SE

G44

SE

G42

SE

G46

SE

G35

SE

G43

SE

G45

SE

G37

SE

G50

SE

G49

SE

G48

SE

G51

SE

G55

SE

G52

SE

G54

SE

G53

SE

G59

SE

G58

SE

G57

SE

G56

SE

G60

CO

M2

CO

M4

CO

M3

CO

M1

LCD

DI

LCD

CE

LCD

SC

L

LCD

MO

DE

VC

C5

VC

C5

VC

C5

J36

OLE

D

1 2 3 4 5 6 R20

100K

D15 BA

T54

1 3

R13

1K

DS

1

K3

Cus

tom

LC

D

5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 4321

SE

G1

SE

G2

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Sun

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Jun

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A

57

Sun

day,

Jun

e 24

, 200

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Title

Size

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2004

0706

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and

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67

Sun

day,

Jun

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, 200

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Title

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