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Icom UX-9100, Service Manual

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3 - 4

3-4  VOLTAGE DIAGRAMS

     Voltage from the power supply is routed throughout the unit, 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

CTRL

Q170

R+5

R8V

Q172

R8V

Q171

T9V

REG

14V

D31

REG

REG

Q166

T8V

CTRL

REG

T+5

Q34

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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