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Icom UX-9100, Service Manual

The Icom UX-9100 is a versatile transceiver unit that works seamlessly with its corresponding user manual for optimal performance. Ensure you have the Service Manual on hand for any technical assistance. Download the manual for free from our website and get the most out of your Icom UX-9100.

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9 - 1

 

SECTION 9. VOLTAGE 

DIAGRAM

*:

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

   • MAIN-B UNIT (1/3)

12PV

12PR

12AT

B5

1RX9

R+5

+9

-5V

T+5

1TX9

+5

TXIF

1LO

1FOR

12TP

RXIF

12IUP

12PDAT

12PCK

DRES

2LST

12DT

2LO

1LO

+5

+9

REF

L85 

#617DB-1919=P3 

L84 

#617DB-1919=P3 

C90 

18P 

C91 

10P 

R100 

56 

L83 

NLV25T 

L82 

NLV25T 

C89 

150P 

C86 

39P 

C80 

220P 

C88 

470P 

C87 

56P 

C85 

330P 

C106 

0.1 

C100 

0.1 

C99 

0.1 

Q81 

2SC2712 

R92 

100 

R91 

100 

R89 

10K 

R90 

18K 

R93 

220 

C98 

47P 

R84 

56 

C84 

0.0047 

C83 

10P 

C82 

0.001 

C81 

0.1 

R81 

2.2K 

L81 

NLV25T 

R201 

1K 

C202 

3P 

L201 

ELJRE 

L202 

ELJRE 

C210 

0.001 

C208 

0.0047 

C213 

10P 

C212 

0.001 

C205 

15P 

C203 

22P 

IC201 

UPC2709TB 

1

IN

2

GND

3

GND

4

OUT

5

GND

6

VCC

C201 

12P 

C211 

0.001 

C204 

1P 

C207 

0.001 

L203 

NLV25T 

C209 

0.001 

C206 

10P 

L204 

NLV25T 

D83 

1SV307 

R86 

270 

R88 

270 

R87 

18 

R231 

18 

R232 

270 

R230 

270 

R85 

1K 

R229 

1K 

L86 

NLV25T 

L224 

NLV25T 

C92 

0.001 

C93 

0.001 

C230 

0.001 

C261 

0.001 

C262 

10P 

C97 

10P 

C96 

0.001 

L211 

ELJRE 

C232 

0.001 

R226 

100 

R248 

2.2K 

R223 

100 

C227 

0.001 

C226 

100P 

C224 

0.1 

C225 

47P 

C223 

470P 

L222 

NLV25T 

L221 

NLV25T 

C221 

0.0047 

C222 

220P 

R221 

2.2K 

R222 

120 

Q163 

2SA1162 

Q170 

2SB1132 

Q162 

DTC144EU 

R163 

1K 

R164 

10K 

C163 

0.001 

C171 

0.001 

C170 

10 

D165 

DAN222 

Q168 

2SC2712 

R167 

100K 

R166 

470 

R165 

1K 

Q167 

DTA144EU 

D166 

1SS355 

C172 

10 

C173 

0.001 

Q171 

RN2425 

R169 

100K 

R168 

1K 

D167 

DAN222 

C174 

10 

C175 

0.001 

C302 

0.0047 

R342 

1K 

R301 

100 

CP311

C333 

10P 

C334 

10P 

C336 

0.001 

C335 

10P 

C315 

0.001 

C313 

0.001 

C312 

0.001 

C311 

0.001 

C317 

0.001 

IC311 

TC7W08F 

1

2

3

4

5

6

7

8

C316 

0.001 

C314 

0.001 

L311 

EXC-ELDR25C 

C164 

10 

C169 

10 

C166 

22 

C165 

0.1 

C176 

0.1 

C168 

0.1 

Q161 

DTC144EU 

Q164 

DTC144EU 

R161 

2.2K 

R162 

2.2K 

L161 

NLV25T 

C161 

0.001 

C162 

0.001 

C160 

0.001 

Q172 

RN2425 

R312 

3.9K 

R311 

4.7K 

C310 

0.001 

C177 

0.001 

P312 

SP060020 

J312 

 

W3/W4

C752 

120P 

D13 

1SV307 

CP312

R802 

ERJ3GE-JPW 

R803 

ERJ3GE-JPW 

R801 

ERJ3GE-JPW 

R224 

EVM3VB13 

R83 

EVM3VBQ2 

CP15

C339 

10P 

C340 

10P 

C341 

10P 

C338 

10P 

J311 

 

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

+5A

+5A

C751 

150P 

L751 

NLV25T 

L752 

NLV25T 

C755 

22P 

C756 

8P 

C757 

120P 

C304 

10P 

C344 

0.1 

C347 

1P 

C753 

180P 

IC161 

BA09T 

I

O

G

C348 

1P 

C349 

1P 

C350 

1P 

IC301 

CD4094BPWR 

1

STR

2

D

3

CLK

4

Q1

5

Q2

6

Q3

7

Q4

8

GND

9

QS

10

Q'S

11

Q8

12

Q7

13

Q6

14

Q5

15

OE

16

V+

MP246 

VCO(A) 

1 2 3

Q221 

3SK264 

D171 

MAZ8043GH 

D170 

MAZ8047GH 

C229 

0.001 

R228 

82K 

R227 

33K 

R233 

100K 

R234 

68K 

J313 

 

1

2

3

4

C319 

0.01 

R313 

2.2K 

IC162 

TA7805F 

I

O

G

Q165 

DMG564050 

1

2

3

4

5

6

Q169 

DMG564050 

1

2

3

4

5

6

Q301 

DMA561030 

1

2

3

4

5

D82 

HSB88WS-E 

L371 

ELJRE 

L372 

ELJRE 

C371 

12P 

C373 

12P 

C372 

22P 

MP82 

2590 

D169 

DA2S10100L 

D168 

DA2S10100L 

Q166 

2SB1274R 

R171 

8.2 

R172 

8.2 

C167 

1 

R331 

220 

R332 

220 

R333 

220 

R334 

220 

R335 

220 

R336 

220 

R337 

220 

EP331 

 

EP332 

 

R338 

220 

Q173 

DTC144EU 

D81 

KDS114 

D161 

KDS114 

D162 

KDS114 

D163 

KDS114 

R205 

56 

R204 

120 

R206 

120 

12REF

PCK

PDAT

12AT

12PR

12DT

2LST

12MST

12IUP

12ST

DRES

12S

12M

RXS

12M

12M

12PV

12PR

1FOR

12TP

12AT

12S

12M

12S

DRES

12DT

12DT

2LST

2LST

12MST

12MST

12ST

12ST

IFS

12IUP

DRES

TXS

RXS

12TP

1FOR

12PV

GND

GND

GND

GND

TXS

MAIN-B(3)

MAIN-B(2)

1R2IF

(10.95MHz)

1R2REF

14V

PDAT

12DT

GND

12MST

DRES

GND

IFM

PCK

1R2RXS

1FOR

12PV

14V

-5V

IFS

2LST

OPB1

12IUP3

12TP

1R2TXS

12ST

GND

GND

GND

(30.2MHz)

NC

NC

TO EX-2356 RF-C

+5V

+9V

1TX9

TXIF

RXIF

Summary of Contents for UX-9100

Page 1: ...S 14804XZ C1 Sep 2011 1200 MHz BAND UNIT...

Page 2: ...S IC TA31136FNG UX 9100 MAIN UNIT 5 pieces 8820001210 Screw 2438 screw UX 9100 Top cover 10 pieces Addresses are provided on the inside back cover for your convenience ORDERING PARTS 1 Make sure that...

Page 3: ...3 2 TRANSMITTER CIRCUITS 3 2 3 3 FREQUENCY SYNTHESIZER CIRCUITS 3 3 3 4 VOLTAGE DIAGRAMS 3 4 SECTION 4 ADJUSTMENT PROCEDURES 4 1 PREPARATION 4 1 4 2 RECEIVE ADJUSTMENT 4 2 4 3 TRANSMIT ADJUSTMENT 4 4...

Page 4: ...al Phase modulation DV 2 GMSK Digital Phase modulation Max deviation FM 5 0 kHz Spurious emission 53 dB min 50 dB min Out of band domain Carrier suppression More than 40 dB Unwanted sideband More than...

Page 5: ...CIRCUIT 2nd MIXER PWR AMP IC21 MAIN B UNIT Lo AMP IC181 IF AMP IC111 APC AMP IC31 YGR AMP IC141 SW Q283 DDS IC504 REG CTRL Q167 5 REGURATER IC162 R9V REGURATER Q170 SW Q282 RF AMP Q281 PLL IC IC701 R...

Page 6: ...OR Q34 T8V REGURATOR Q33 T8V REGURATOR Q32 DC AMP IC361 BUFF Q371 R8V REGURATOR Q31 IF AMP Q251 TIPLEXER IC55 TIPLEXER IC54 IF AMP Q202 3rd MIXER D151 LO AMP Q121 3rd MIXER D152 TIPLEXER IC52 IF AMP Q...

Page 7: ...nal is passed through the LPF L252 C240 C269 BPF FI241 and LPF L233 C233 C234 and then applied to the 1st IF AMP IC242 The amplified 1st IF signal is applied to the 2nd IF circuits through the LPF L23...

Page 8: ...the 1st TX IF mixer IC131 to be mixed with the 1st TX LO signal from the PLL circuits resulting in the TX signal TX frequency itself The TX signal is passed through the BPF FI141 and LPF L141 L142 C14...

Page 9: ...UNIT of IC 9100 is applied to the MAIN B UNIT of UX 9100 through J312 The reference signal is used as the reference frequency signal for the PLL or DDS 1ST TX RX LO CIRCUITS The 30 2 MHz reference fre...

Page 10: ...nit via regulators and switches 5 REG 9 REG Q31 9 Q33 R 5 5V 1TX9 D32 5 REG Q168 T8V 12V R9V 5V MAIN B UNIT RF C UNIT D168 IC161 Q32 REG 14V CTRL 8V D167 8V 1RX9 REG 14V T 5 IC162 CTRL D169 D166 Q167...

Page 11: ...0 dB 127 to 7 dBm Spectrum analyzer Frequency range DC 20 MHz Measuring range 0 01 20 V AC millivoltmeter Measuring range 10 mV to 10 V External speaker Input impedance 8 Capacity More than 2 W REQUIR...

Page 12: ...to 1200MHz ANT and then set it as Frequency 1270 000 MHz Modulation None Level 47 dB 60 dBm L203 RF C UNIT Maximum level 36 kHz signal RX TOTAL GAIN R224 MAIN B UNIT 20 dBm ATTENUATOR Attenuator ON R...

Page 13: ...MAIN UNIT of IC 9100 as illustrated below 3 Connect an SSG to J602 RF C UNIT and then set it as Frequency 10 8755 MHz Modulation None Level 90 dB 17 dBm 4 Connect an AC millivoltmeter to EXP SP MAIN R...

Page 14: ...the pins 1 and 2 of J3 RF C UNIT 3 Connect an SSG to the 1R2TIF2 line as illustrated below and then set it as Frequency 10 95 MHz Modulation 5 0 kHz FM Level 62 dB 45 dBm L451 L452 L503 RF C UNIT C332...

Page 15: ...de RTTY Transmitting 1 Disconnect the SSG from the pin 1 and 2 1R2TIF line of J3 RF C UNIT 2 Connect the 1R2TIF line to the pin 2 of J6002 on the MAIN UNIT of IC 9100 as illustrated below R37 MAIN B U...

Page 16: ...5 R52 7030003200 S RES ERJ3GEYJ 100 V 10 B 20 9 58 8 R53 7030003200 S RES ERJ3GEYJ 100 V 10 B 17 9 60 4 R54 7030003200 S RES ERJ3GEYJ 100 V 10 T 27 1 57 6 R55 7030003200 S RES ERJ3GEYJ 100 V 10 T 29 5...

Page 17: ...8 C209 4030011600 S CER C1608 JB 1E 104K T B 32 0 30 9 C210 4030011600 S CER C1608 JB 1E 104K T T 33 5 34 4 C211 4030011600 S CER C1608 JB 1E 104K T T 27 8 31 2 C212 4030007050 S CER C1608 CH 1H 220J...

Page 18: ...N18C1 T 107 6 17 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 B UNIT FI241 2040001650 S SAW WF447B T T 71 8 8...

Page 19: ...40 S RES ERJ3GEYJ 682 V 6 8K T 161 2 34 2 R77 7030003500 S RES ERJ3GEYJ 332 V 3 3K T 158 8 33 4 R81 7030003480 S RES ERJ3GEYJ 222 V 2 2K T 22 6 21 4 R83 7310005370 S TRI EVM 3VSX50 BQ2 471 T 25 1 20 1...

Page 20: ...ounted 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 B UNIT C9 4030011770 S CER C1608 CH 1H 060B T B 22 9 9 9 C15 40300070...

Page 21: ...85 4030006860 S CER C1608 JB 1H 102K T T 124 0 29 6 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 B UNIT C286 40...

Page 22: ...020 S CER C1608 CH 1H 120J T T 45 7 31 8 C729 4030006860 S CER C1608 JB 1H 102K T T 36 6 31 8 C730 4030011600 S CER C1608 JB 1E 104K T T 40 5 31 8 C731 4030009650 S CER C1608 CH 1H 240J T T 41 3 36 4...

Page 23: ...1608Y 102BT B 29 3 74 7 EP502 6910012350 S BEA MMZ1608Y 102BT B 28 8 73 1 EP505 6910002161 CAS CASE BM7H LF EP601 6910015970 S BEA MMZ1608B 301CT AS B 48 4 53 1 EP602 6910015970 S BEA MMZ1608B 301CT A...

Page 24: ...W290 7030012290 RDS2T0R0 1 EP10 6910000970 DL 2OP 2 6 3 1 2H 1 EP12 6910000970 DL 2OP 2 6 3 1 2H 1 EP25 6910020400 FERRITE SHEET AA 40X15X0 5 1 EP505 6910002161 CASE BM7H LF 1 EP606 6910002161 CASE BM...

Page 25: ...6 C MP26 C MP8 C 14 W331 C W1001 C W3001 C W2001 C MP18 C MP15 C MP1 C MP331 C MP17 C MP11 C MP12 C MP9 C 2 MP101 C 2 MP5 C 2 J1 C MP3 C MP7 C 8 MAIN B UNIT RF C UNIT J601 J1 J3 J2 IC21 M EP25 M UNIT...

Page 26: ...2 C973 C974 C975 C976 C977 C991 C992 C993 C1001 C1002 C1003 CP15 CP31 CP32 CP311 CP312 CP401 CP701 D32 D51 D81 D82 D130 D161 D162 D163 D165 D166 D167 D168 D169 D351 D504 D601 D602 D702 D703 D705 D901...

Page 27: ...81 D502 D503 D704 EP331 EP351 EP501 EP502 EP601 EP602 EP651 EP701 EP702 IC501 IC502 IC601 L2 L22 L23 L51 L53 L63 L86 L133 L183 L203 L211 L224 L248 L273 L361 L362 L363 L371 L372 L535 L536 L604 L621 L62...

Page 28: ...1 D422 D501 D502 D503 D504 EP1 EP2 EP3 EP4 EP5 EP6 EP7 EP8 EP601 FI451A FI451B IC51 IC52 IC53 IC54 IC55 IC56 IC57 IC81 IC121 IC361 J1 J2 J2 J3 J3 J11 J12 J101 J601 J601 J602 L121 L151 L152 L153 L154 L...

Page 29: ...L421 L422 L501 L506 R32 R33 R36 R37 R38 R52 R53 R56 R57 R60 R124 R125 2 5 1 R 1 5 1 R R201 R202 R204 R207 R210 R251 R253 R255 R256 R257 R258 R300 R301 R302 R303 R304 R305 R306 R307 R309 R310 R311 R31...

Page 30: ...025 269 025MHz 1st IF D32 DA221 12S 5 PCK D502 HSU88 Q271 Q301 XP1113 Q501 REG Q168 2SC2712 PST T8V DAT KTC3770U PDAT 2SC5454 Q73 2SC2712 IC111 12AT IC503 SN74AHC244PW Q282 2SC2712 12V 12M 12PR LFSN3...

Page 31: ...001 L311 EXC ELDR25C C164 10 C169 10 C166 22 C165 0 1 C176 0 1 C168 0 1 Q161 DTC144EU Q164 DTC144EU R161 2 2K R162 2 2K L161 NLV25T C161 0 001 C162 0 001 C160 0 001 Q172 RN2425 R312 3 9K R311 4 7K C31...

Page 32: ...001 C137 10P C135 470P C136 470P R139 56 C102 3 5P C105 1 5P L102 ELJRE L101 ELJRE FI101 WF447B I O C104 1 5P C101 3 5P C111 0 001 R105 18 R106 270 R104 270 IC111 UPC2709TB 1 IN 2 GND 3 GND 4 OUT 5 G...

Page 33: ...27P L660 ELJRE L903 LR 317 EP901 IC901 UPC2709TB 1 IN 2 GND 3 GND 4 OUT 5 GND 6 VCC C901 0 001 C902 0 001 C903 0 001 C904 150P L902 ELJRE L904 NLV25T C911 39P C913 82P C914 12P C915 100P C916 5P C917...

Page 34: ...VCC R58 ERJ3GE JPW R54 10 C60 0 1 C59 0 1 IC53 KIC7W53FK 1 COM 2 INH 3 VEE 4 GND 5 A 6 CH1 7 CH0 8 VCC IC81 CD4094BPWR 1 STR 2 D 3 CLK 4 Q1 5 Q2 6 Q3 7 Q4 8 GND 9 QS 10 Q S 11 Q8 12 Q7 13 Q6 14 Q5 15...

Page 35: ...454 7619 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...

Page 36: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14804XZ C1 2011 Icom Inc...

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