Icom D-STAR ID-31A; D-STAR ID-31E Service Manual Download

Page: 36 / 41

11 - 1

SECTION 11. VOLTAGE

DIAGRAM

• LOGIC UNIT (1/2)

EXT:12.93V

3.30V

3.31V

BAT:3.29V
EXT:0V

BAT:7.25V
EXT:0V

ON:3.26V
OFF:0V

0.42V

0.48V

1.82V

3.29V

ON:3.29V
OFF:0V

1.78V

3.29V

BAT:7.25V
EXT:13.18V

1.82V

3.31V

3.29V

3.27V

2.63V

Busy:3.29V
Mute:0V

TX:3.29V
RX:0V

3.31V

L1SS400

0.0047

C62

R68

3.9k

DRC9143Z0

Q24

100k

12k

R104

470P

C84

100

R84

R42

10P

C22

0.001

C41

CP13

CP06S

LDTC144EE

47k

R102

C76

0.1

C95

2SC4738

Q13

L1SS400

*D10

L1SS400

D21

R99

0.001

C100

DS6

CP21

100k

R264

100

R14

R70

NTCG10

0.001

C96

R52

10k

MMZ1005S601CT

EP4

HSJ1621-019011

0.001

C38

0.0039

C78

C507

1.8k

R25

R279

FGS4ER

IC1

RF_IN

GND

DR_I2C_CLK

DR_I2C_DIO

WAKEUP

VDDREG

ON_OFF

nSRESET

Timemark

GND

10k

R58

18k

R101

47k

R61

1.8k

R17

EVQPQHB55

27P

C83

47k

R10

CP11

L1SS400

*D9

EVQPQHB55

C505

0.001

C90

C98

47k

R97

MMZ1005Y102CT

EP2

CP06S

CP26

M24M01

IC3

VSS

SDA

SCL

VCC

0.01

C94

*D7

L1SS400

0.001

C77

47k

R80

C524

22P

C29

100k

R36

100k

R88

470k

R273

C504

100k

R30

LDTC144EE

0.1

C208

CP06S

CP32

R71

100k

0.001

C40

C99

R92

0.01

C35

0.22

C20

CP1

68P

C87

0.001

C92

R85

220k

0.0047

C74

CP06S

CP27

2SA1832

Q11

R44

S-35390A

IC4

INT1

XOUT

XIN

VSS

INT2

SCL

SDA

VDD

L1SS400

D13

R86

12k

S-80929CNPF

IC22

VSS

OUT

VDD

47k

R60

330k

R107

2.2k

R33

C214

CP12

R95

4.7k

100k

R98

R105

CP06S

CP30

EVQPQHB55

1.8k

R23

L1SS400

R74

*D8

L1SS400

DZ2J082M

D22

10k

R103

R51

10k

HVC376B

D18

47k

R11

CR-925

R65

39k

10k

R47

1.8k

R27

0.001

C33

R15

L1SS400

D15

47k

R75

CP22

CP06S

10M

R280

0.0047

C58

0.22

C18

CP19

C86

47k

R35

CP2

EVQPQHB55

DAT2

CD/DAT3

CMD

VDD

CLK

VSS

DAT0

DAT1

CDA

CDB

LDTA123YET

C506

0.01

C88

CP16

0.001

C97

100

R16

C101

10 MSVA

0.001

C89

CR-924

CP20

CP4

MAX3221IPWR

IC2

C1+

V+

C1-

C2+

C2-

V-

RIN

ROUT

INVALID

DIN

FORCEON

DOUT

GND

VCC

FORCEOFF

CP15

0.001

C64

100k

R76

0.0047

C61

EVQPQHB55

S11

SN74AUP1T17DCKR

IC21

R255

47k

R12

0.0047

C56

0.1

C43

2.2M

R244

10k

R57

10k

R49

0.01

C45

F082EN7510W

S12

COM

R63

L1SS400

D35

CP3

*D5

L1SS400

CP17

L1SS400

D16

Q10

2SA1588

100k

R66

150

R72

MMZ1005Y102CT

EP5

R40

CP06S

CP24

330

R73

MMZ1005Y102CT

EP3

EVQPQHB55

L1SS400

R39

0.0047

C51

CP06S

CP25

0.001

C44

S-812C33AUA

IC9

R38

R77

12k

L1SS400

*D12

0.001

C212

L1SS400

MMZ1005Y102CT

EP1

47k

R79

L1SS400

D34

DA2S10100L

D23

VC060303A100RP

D33

470k

R274

0.033

C80

4.7

C34

0.01

C85

0.1

C211

LDTC144EE

CP10

0.0047

C59

100

R22

R64

100k

R56

2SK3019

Q25

100

R24

100

R21

100k

EVQPQHB55

2SC4738

Q12

CP06S

CP28

4.7k

R59

CP6

47k

R54

SN74LVC2GU04DCKR

IC8

GND

VCC

R69

10k

0.001

C24

NFM18PC104R1C3

C500

CP06S

CP31

*D6

L1SS400

C28

CP8

L1SS400

D17

10k

R55

NSSW208

DS1

CP7

270

R18

0.001

C213

0.1

C48

100k

0.001

C102

CP9

2.2k

R34

10P

220k

R278

EVQPQHB55

S10

VC060303A100RP

D32

0.0022

C52

68k

R108

R41

0.1

C69

C523

47k

R13

DS5

0.0047

C72

R94

47k

100P

C501

EVQPQHB55

L1SS400

D20

R43

DRC3143Z0

Q23

CP23

CP06S

R50

CP06S

CP29

0.001

C36

10k

R53

0.1

C91

DS4

100k

R29

EVQPQHB55

0.0047

C53

C67

HT-191UYG

DS2

47k

R45

CP18

0.001

C31

R5F56106WNBG

IC5

A10

A11

A12

A13

A14

A15

B10

B11

B12

B13

B14

B15

C10

C11

C12

C13

C14

C15

D10

D11

D12

D13

D14

D15

E12

E13

E14

E15

F12

F13

F14

F15

G12

G13

G14

G15

H12

H13

H14

H15

J12

J13

J14

J15

K12

K13

K14

K15

L12

L13

L14

L15

M10

M11

M12

M13

M14

M15

N10

N11

N12

N13

N14

N15

P10

P11

P12

P13

P14

P15

R10

R11

R12

R13

R14

R15

ML414HIV01E

BT1

0.1

C81

0.0047

C217

C503

0.01

C49

L1SS400

D14

L1SS400

D24

0.22

C21

0.01

C79

CL-165HR

DS7

0.22

C19

1.5P

C502

C508

0.1

C65

M24M01

IC7

VSS

SDA

SCL

VCC

L1SS400

*D11

R37

EVQPQHB55

LDTC144EE

NSSW208

DS3

10k

R48

R46

CP5

10k

R100

100k

R90

C10

C11

LCDRES

LCDCK

LCDDT

LCDRS

KS3

KS0

KS2

KS1

G_TXD

G_RXD

DSP_RESET

DSP_PD

DSP_AFC1

DSP_AFC2

SD_TXD

SD_RXD

SD_SCK

SD_CS

TCK

TRST

TMS

RTC_IRQ

RTC_SCL

RTC_SDA

DAFS

D_AS

REMOTE

VOX

PLLSW

PLLDATA

PLLCK

PPS

UNLK

DTCS

DTMF

LCDDT

LCDCS

LCDCK

LCDRS

LCDRES

LIGHT

DIM

VIN

BTVIN

TTEMP

CHGC

CHGH

TEMP

VCO_MUTE

PS3C

T3C

SQL

ESIO

ECK

yobi1

yobi2

INTPTT

EXTPTT

RX232

TX232

DIUD1

DICK1

DIUD2

DICK2

KS0

KS1

KS2

KS3

KR0

KR1

KR2

DCIN

DIUD1

DICK2

DIUD2

DICK1

PWRSW

PFMC

TXMUTE

RES

TDI

EMLE

TDO

DALD

DACK

CLSFT

MD1

MD0

CLSFT

DCIN

NOIS

3VS

BLED

3VS

PS3C

CTCOUT

DTCS

CPU3

RTC_SCL

RTC_IRQ

RTC_SDA

INTMIC

VIN

TCK

TDO

TMS

TDI

MD0

MD1

EMLE

TRST

REMOTE

CLOUT

RTONE

RSSI

TEMP

TXI-V

CTCSS

DADATA

DCSFT

TXLED

FMMUTE

BLED

PCON

VCO_SEL

TEST0

TEST1

TEST6

TEST5

TEST4

TEST3

TEST2

TEST1

TEST0

TEST7

MMUTE

DSP_REQ

MIC1

MIC2

SPMUTE

PS3

R3C

DSP_STB

DSP_REMP

TEST4

RX232

TX232

SD_SENC

SD_RXD

SD_SCK

SD_TXD

SD_CS

SD_SENC

PLLSTB

DSP_DEMP

TEST2

TEST6

GPSC

TEST7

TEST5

TEST3

AFON

yobi1

yobi2

DSPC

DSP_STB

DSP_CK

DSP_SO

DSP_SI

DSP_RESET

DSP_PD

DSP_DEMP

DSP_REMP

DSP_REQ

DSP_SI

DSP_SO

LCDCS

5VS

RESRES

RES

BTDET

DSP_CK

CTCIN

ESIO

ECK

PLAY

CLIN

G_RXD

RES

VCC

3VS

G_RES

DIM

LIGHT

KR0

KR1

KR2

G_TXD

G_HIB

BTDET

CPU3

BTDETO

BTSENC

CPU3

TXLED

G_VDD

3VS

VCC

Refer to the PARTS LIST for the value and name of component.

Summary of Contents for D-STAR ID-31A; D-STAR ID-31E

Page 1: ...S 14813XZ C1 Feb 2012 UHF TRANSCEIVER...

Page 2: ...ty required ORDER EXAMPLE 1110003491 S IC TA31136FNG ID 31A MAIN UNIT 5 pieces 8820001210 Screw 2438 screw ID 31E Top cover 10 pieces Addresses are provided on the inside back cover for your convenien...

Page 3: ...ITTER CIRCUITS 4 2 4 3 FREQUENCY SYNTHESIZER CIRCUITS 4 3 4 4 VOLTAGE DIAGRAM 4 3 4 5 PORT ALLOCATIONS 4 4 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 FREQUENCY ADJUSTMENT 5 3 5 3 TRANSMIT...

Page 4: ...H 25 4 D mm projections not included 2 3 W 3 7 H 1 D in Weight approximately 140 g 4 94 oz without battery pack case and ant All stated specifications are subject to change without notice or obligati...

Page 5: ...2 1 SECTION 2 INSIDE VIEWS LOGIC UNIT TOP VIEW MIC VOX AMP IC19 RX TX LED DRIVER Q24 3 3 V REGULATOR IC11 BACKUP BATTERY For the real time clock BT1...

Page 6: ...LE CONTROLLER IC1 DATA LEVEL CONVERTER IC21 EEPROM For GPS data IC3 SERIAL DATA INTERFACE IC2 CPU RESET IC IC22 AF SW IC16 MIC GAIN SW Q18 DSP IC18 CLOCK OSCILLATOR For the DSP X3 CLOCK BUFFER For the...

Page 7: ...MP Q45 VCC LINE SW Q8 DRIVE AMP Q41 YGR Q39 LOCK VOLTAGE BUFFER Q26 D A CONVERTER IC11 5 V REGULATOR IC15 3 V REGULATOR IC10 2ND IF FILTER For FM mode FI2 2ND IF FILTER For DV FM N mode FI1 REFERENCE...

Page 8: ...4 V REGULATOR IC3 PLL IC6 BPF TUNING VOLTAGE BUFFER IC12 RF AMP Q47 1ST IF MIXER Q46 AF POWER AMP IC2 CHARGING LINE DRIVER Q6 IF IC IC13 AF LINE SW IC8 TONE FILTER Q31 AF POWER AMP REGULATOR Q16 TX PO...

Page 9: ...GIC UNIT 5 Unsolder 6 points at the rotary encoder 6 Separate the LOGIC UNIT from the chassis and then disconnect the coaxial cable from the LOGIC UNIT Inner dial Outer dial Antenna nut Remove with IC...

Page 10: ...er remover Screws x5 MAIN UNIT Shield plate UNSOLDER Solder remover Screws x6 Chassis MAIN UNIT 2 Remove 5 screws from the shield plate and then remove it 3 Unsolder a point at the antenna connector 4...

Page 11: ...5 and then applied to the digital demodulation circuits on the LOGIC UNIT The AF signal from the MAIN UNIT is amplified by the AF AMP LOGIC UNIT IC13A pins 1 2 and passed through the LPF LOGIC UNIT IC...

Page 12: ...e produced at the LPFs L29 C281 C285 and L32 L34 C302 C303 C306 C307 C312 is rectified by D26 and D28 and it is used as the TX power sensing voltage The voltage is applied to the APC AMP IC14 pin 7 an...

Page 13: ...V HV CURRENT S SW R3C CTRL T3C_INV DC CHGC PCON REG Q15 Q16 VCC Q24 RX circuits Common circuits Common circuits TX circuits AF power AMP VCO reference frequency oscillator etc CHG BTVIN Q6 Q7 Q9 Q10 V...

Page 14: ...LED TX LED DS7 driver Q9 control H While transmitting O F15 BLED BUSY LED DS7 driver Q8 control H While the squelch is open O G1 RESET CPU reset L Reset I BALL No LINE NAME DESCRIPTION I O G3 LIGHT LC...

Page 15: ...ower is ON O P13 RX232 RS 232C serial data input I P14 INTPTT Internal PTT MAIN UNIT S2 input L Pushed I R1 SD_RXD MicroSD card card data input I R2 DSP_SO DSP CI18 serial data O R4 DSP_ AFC2 DSP IC18...

Page 16: ...mW RF power meter 50 terminated Measuring range 0 1 6 W Frequency range 100 600 MHz SWR Less than 1 2 1 REQUIRED EQUIPMENTS 5 1 PREPARATION To the DC IN jack OPC 254L e t i h W k c a l B DC power supp...

Page 17: ...1 Remove the JIG cable 1 from SP 2 Turn OFF the power and then turn ON the power Adjustment frequency Adjustment item Adjustment value Adjusts the value for the item Selects the previous adjustment i...

Page 18: ...ltage to 5 5 V 2 Connect an RF power meter to the antenna connector 3 Connect a ammeter between the power supply and transceiver 2 While transmitting adjust the idling current using DIAL and then push...

Page 19: ...mA S Low power 5 NOTE When IDLING CURRENT is adjusted TRANSMIT POWER must be also re adjusted TRANSMIT POWER ADJUSTMENT at 5 5 V Select an adjustment item using and then set the adjustment value as sp...

Page 20: ...ansmitting adjust the deviation using DIAL and then push ENT to store the adjustment value 4 1 to 4 3 kHz FM N BAND HIGH MNL 3 2 0 to 2 2 kHz FM BAND LOW MFH 4 4 1 to 4 3 kHz FM N BAND HIGH MNH 5 2 0...

Page 21: ...ector through an attenuator and then set it as HPF OFF LPF 20 kHz De emphasis OFF Detector P P 2 3 No audio signal is applied DTCS FM MDT 2 While transmitting adjust the deviation using DIAL and then...

Page 22: ...re S METER and S METER S3 LEVEL Otherwise S METER and S METER S3 LEVEL will not be adjusted properly 1 1 Set the power supply voltage to 7 4 V 2 Connect an SSG to the antenna connector and set it as M...

Page 23: ...AKRF E B 20 6 7 0 D26 1750001820 S DIO LRB706F 40T1G SLVJ T 18 6 9 9 REF PARTS DESCRIPTION M H V NO NO LOCATION MAIN UNIT M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surfac...

Page 24: ...0K T 53 9 20 1 R166 7030004980 S RES ERJ2GEJ 101 X 100 T 54 0 23 9 R167 7030005050 S RES ERJ2GEJ 103 X 10K T 49 9 40 3 R168 7030005050 S RES ERJ2GEJ 103 X 10K T 53 6 36 1 M Mounted side T Mounted on t...

Page 25: ...AN TEESVA 1A 226M8R T 7 7 36 9 M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface mount REF PARTS DESCRIPTION M H V NO NO LOCATION MAIN UNIT Eqv 4550008160 S TAN F931A226M...

Page 26: ...CH 1H 010B T B 7 1 37 5 C315 4030017340 S CER C1005 CH 1H 010B T B 15 9 10 5 C316 4030017460 S CER C1005 JB 1H 102K T B 4 6 32 5 C319 4030017460 S CER C1005 JB 1H 102K T B 6 1 17 2 C320 4030017430 S C...

Page 27: ...0 7030005090 S RES ERJ2GEJ 104 X 100K T 33 5 36 2 R33 7030007290 S RES ERJ2GEJ 222 X 2 2K B 32 6 36 1 R34 7030007290 S RES ERJ2GEJ 222 X 2 2K B 33 5 36 1 R35 7030005240 S RES ERJ2GEJ 473 X 47K B 10 2...

Page 28: ...9 14 9 R267 7030005090 S RES ERJ2GEJ 104 X 100K B 47 9 14 9 R268 7030005090 S RES ERJ2GEJ 104 X 100K B 48 9 15 0 R269 7030005090 S RES ERJ2GEJ 104 X 100K B 47 0 14 9 R270 7030005090 S RES ERJ2GEJ 104...

Page 29: ...25 3 C196 4550008090 S TAN TCTU0J105K8R B 77 8 44 0 C197 4030016930 S CER C1005 JB 1A 104K T B 31 8 27 3 C198 4030016930 S CER C1005 JB 1A 104K T B 30 1 23 9 C199 4030016930 S CER C1005 JB 1A 104K T B...

Page 30: ...0 SPONGE LL 2 MP49 8930070590 SHIELD TAPE S 1 MP50 8930058500 INSULATION PLATE HB 1 MAIN UNIT ACCESSORIES LOGIC UNIT REF ORDER DESCRIPTION QTY NO NO J2 6450000870 HEC2711 01 020 1 J3 6510028130 AXK5S5...

Page 31: ...2 C MP50 C MP48 C MP48 C MP45 C MP25 C SP1 C DS10 L MP11 C MP10 C MP15 C Abbreviations C CHASSIS PARTS M MAIN UNIT L LOGIC UNIT MP24 C MP12 C MP39 C 2 MP47 C MP41 C J1 L MP33 C 2 MP16 C MP37 C MP27 C...

Page 32: ...6 Q37 Q38 Q39 Q40 Q41 Q43 Q45 Q48 Q49 Q50 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R17 R18 R19 R21 R22 R26 R27 R32 R34 R35 R36 R37 R41 R44 R45 R46 R47 R48 R50 R51 R52 R53 R54 R55 R56 R58 R59 R61 R62 R65 R67...

Page 33: ...H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 V0 V5 V10 V15 V20 V25 V30 V35 V40 V45 V50 C1 C2 C3 C4 C5 C7 C8 C9 C10 C11 C18 C19 C20 C21 C22 C24 C31 C33 C34 C35 C36 C38 C40 C41 C44 C45 C48 C4...

Page 34: ...PS3 REG DCIN REG DIM IC9B C Q23 IC8 5V 3VS PS3 CPU3V D18 Q23 Q24 DS1 IC8 Q11 Q13 3VS IC16 IC14 IC12B IC13B IC17 X3 IC18 IC4 X1 REG IC10 REG IC11 5VS G_VDD CVDD_1 35V DVDD_3 3V DSP GPS IC3 IC16 MAIN UN...

Page 35: ...FI3 D23 D22 Q15 Q16 PPS PLLSTB DISCRI VCC PLLDATA Q24 PLLCK R3 IC13 DET 3VS 5V D26 D28 5VS REFCON SW 3VS Q47 FM LIMIT Q27 D10 D11 D12 FI2 T5 UNLK LO 15 3MHz CHG Q14 3VS BTVIN Q6 Q7 Q9 Q10 PSET Q46 IC6...

Page 36: ...SN74LVC2GU04DCKR IC8 1 1A 2 GND 3 2A 4 2Y 5 VCC 6 1Y R69 10k 0 001 C24 NFM18PC104R1C3 C500 CP06S CP31 D6 L1SS400 1 C28 CP8 L1SS400 D17 10k R55 NSSW208 DS1 CP7 270 R18 0 001 C213 0 1 C48 100k R4 0 001...

Page 37: ...5 K1 H3 G3 F10 E12 D14 D13 D12 E11 C14 B14 C13 G5 G2 G4 H1 H4 H5 J1 J3 J4 K2 M1 K3 L3 M2 L2 F5 B5 C6 A6 B2 B7 B8 C10 G1 J10 J11 J5 L1 L14 M11 M4 N7 N8 L8 K8 P9 M9 L9 P10 M10 P11 N11 L10 P12 N12 M14 L1...

Page 38: ...0 1 C68 0 001 C50 0 022 C55 0 1 C154 22P C92 0 001 C70 0 001 C61 10 C41 10 C42 10 C64 10 C167 1P C91 0 1 C103 0 3P C95 0 001 C45 10P C138 3P C82 0 001 C52 1 C137 3P C151 0 01 C150 100P C67 0 001 C8 0...

Page 39: ...273 0 001 C319 0 001 C292 1P C172 10P C237 0 001 C206 0 01 C251 0 001 C230 0 01 C200 0 001 C177 0 01 C203 0 001 C185 7P C169 0 001 C286 1P C314 1P C257 0 001 C310 68P C309 0 001 C316 0 001 C178 0 01 C...

Page 40: ...Glenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 1 604 952 4266 Fax 1 604 952 0090 URL http www icomcanada com E mail info icomcanada com Unit 1 103 Garden Road Clayton VIC 3168 Aus...

Page 41: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14813XZ C1 2012 Icom Inc...

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Icom D-STAR ID-31A; D-STAR ID-31E, Service Manual

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Summary of Contents for D-STAR ID-31A; D-STAR ID-31E

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