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Icom IC-7300 Service Manual
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Icom IC-7300 Service Manual

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i7300
NOTE: Use these amended pages as one addendum set.
Do not mix them up with the previous master pages.
CONTENTS
REPLACEMENT PAGES:
ADJUSTMENT PROCEDURES ......................................................... 4-5
AMENDED PAGES:
PARTS LIST .................................................................................... 1
BOARD LAYOUTS ........................................................................... 21
BLOCK DIAGRAMS ........................................................................ 29
SCHEMATIC DIAGRAMS .................................................................. 32
October 2016
SERVICE MANUAL
ADDENDUM

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Summary of Contents for Icom IC-7300

  • Page 1 October 2016 SERVICE MANUAL ADDENDUM i7300 NOTE: Use these amended pages as one addendum set. Do not mix them up with the previous master pages. CONTENTS REPLACEMENT PAGES: ADJUSTMENT PROCEDURES ………………………………………………… 4-5 AMENDED PAGES: PARTS LIST ………………………………………………………………………… 1 BOARD LAYOUTS ………………………………………………………………… 21 BLOCK DIAGRAMS ………………………………………………………………...
  • Page 2 The underlined parts have been updated from (Replacement page) October 2016 the previous version of the addendum. 4-4 TX POWER ADJUSTMENTS (continued) ADJUST ADJUSTMENT ITEM TRANSCEIVER'S CONDITION OPERATION VALUE POINT • Display: "TX Total 70M Gain" − 25 W TX POWER & POWER •...
  • Page 3 (Amended page) October 2016 SECTION § PARTS LIST [MAIN UNIT] [MAIN UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION IC121 1130016460 S.IC R2A20169SA 58.5/64.0 D403 1750001810 S.DIO L1SS400T1G 112.2/28.6 IC125 1110008550 S.IC NJM2904CRB1-TE1-#HMZR 28.5/70.4 D404 1750001810 S.DIO L1SS400T1G Only [#12] T 107.2/29.8 IC135 1110008550 S.IC...
  • Page 4 (Amended page) October 2016 [MAIN UNIT] [MAIN UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION 7030009530 S.RES ERJ2GEJ 270 X (27) 23.6/123.1 R317 7030005000 S.RES ERJ2GEJ 471 X (470) 62.6/23.5 7030004980 S.RES ERJ2GEJ 101 X (100) 23.2/122.2 R351 7030005040 S.RES ERJ2GEJ 472 X (4.7 k) 104.0/23.5 7030004980 S.RES ERJ2GEJ 101 X (100)
  • Page 5 (Amended page) October 2016 [MAIN UNIT] [MAIN UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION R725 7030005240 S.RES ERJ2GEJ 473 X (47 k) 95.7/157.0 R1012 7030005070 S.RES ERJ2GEJ 683 X (68 k) 70.7/147.6 R726 7030005120 S.RES ERJ2GEJ 102 X (1 k) 89.4/161.1 R1013 7030005050 S.RES...
  • Page 6 (Amended page) October 2016 [MAIN UNIT] [MAIN UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION 4510010570 S.ELE 16 CE 470 LX 45.0/41.5 C308 4030019990 S.CER C1005 JB 1C 104K-T 101.0/33.2 4030019990 S.CER C1005 JB 1C 104K-T 24.6/131.1 C309 4030019990 S.CER C1005 JB 1C 104K-T 101.8/34.1 4030019990 S.CER C1005 JB 1C 104K-T 25.3/129.9...
  • Page 7 (Amended page) October 2016 [MAIN UNIT] [MAIN UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION C669 4030019990 S.CER C1005 JB 1C 104K-T 49.6/151.0 C948 4030019990 S.CER C1005 JB 1C 104K-T 72.4/75.3 C670 4030017650 S.CER C1005 CH 1H 270J-T 55.8/144.9 C949 4030019990 S.CER C1005 JB 1C 104K-T 72.4/76.8 C671 4030019990 S.CER C1005 JB 1C 104K-T...
  • Page 8 (Amended page) October 2016 [MAIN UNIT] [MAIN UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION C1303 4030019990 S.CER C1005 JB 1C 104K-T 93.4/105.3 6910021240 S.BEA MMZ1005A152ET 22.3/92.5 C1304 4030019990 S.CER C1005 JB 1C 104K-T 92.6/103.6 6910021240 S.BEA MMZ1005A152ET 22.3/93.4 C1309 4030019560 S.CER GRM21BB31C106KE15L 80.8/97.2 6910021240 S.BEA MMZ1005A152ET...
  • Page 9 (Amended page) October 2016 [MAIN UNIT] [RF UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION EP1261 6910018460 S.BEA MMZ1005Y102C-T 101.9/105.6 IC1031 1110008080 S.IC BGA2866115 96.6/24.2 EP1300 6910026020 E.O CMBA0210101402-00 IC1061 1180004430 S.REG XC6209F502MR-G 64.3/9.3 EP1301 6910021230 S.BEA MMZ2012Y102BT 96.4/101.3 IC1301 1130010550 S.IC SN74AHC595PWR 27.2/19.9 EP1302 6910018460 S.BEA...
  • Page 10 (Amended page) October 2016 [RF UNIT] [RF UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION D1182 1790001621 S.DIO 1SV308 (TPL3F) 45.5/66.5 L1151 6200010530 S.COI C2520C-R56G-A (0.56U) 28.9/46.6 Eqv. 1790001622 S.DIO 1SV308L3F L1152 6200015770 S.COI 1812CS-392XJLC 28.1/56.5 D1191 1790001621 S.DIO 1SV308 (TPL3F) 49.9/40.1 L1153 6200010530 S.COI...
  • Page 11 (Amended page) October 2016 [RF UNIT] [RF UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION R1051 7030005220 S.RES ERJ2GEJ 223 X (22 k) 83.5/31.9 R1504 7030004980 S.RES ERJ2GEJ 101 X (100) 47.8/29.9 R1052 7030008290 S.RES ERJ2GEJ 183 X (18 k) 86.8/32.5 R1505 7030004980 S.RES ERJ2GEJ 101 X (100)
  • Page 12 (Amended page) October 2016 [RF UNIT] [RF UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION C1143 4030018620 S.CER C1608 CH 1H 222J-T 26.0/42.0 C1272 4030006990 S.CER C1608 CH 1H 080D-T [#03] T 68.6/58.1 C1145 4030011330 S.CER C1608 CH 1H 391J-T 21.5/48.9 4030006990 S.CER C1608 CH 1H 080D-T [#05] C1147...
  • Page 13 (Amended page) October 2016 [RF UNIT] [PA UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION EP1312 6910019900 S.BEA MPZ1608S601AT 49.4/14.0 IC211 1110007950 S.IC INA199A2DCKR 98.6/90.2 EP1313 6910023350 S.BEA MMZ1005B601CT 46.8/14.3 IC221 1180002080 S.REG BA09FP-E2 105.4/72.7 EP1314 6910021240 S.BEA MMZ1005A152ET 39.3/7.9 IC751 1130010550 S.IC SN74AHC595PWR 20.5/81.0...
  • Page 14 (Amended page) October 2016 [PA UNIT] [PA UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION L981 6200002041 S.COI NLV25T-101J-PF 14.1/71.0 C135 4030019990 S.CER C1005 JB 1C 104K-T 74.5/148.8 C141 4030018750 S.CER C3225 CH 2J 682K-T 68.2/131.0 C142 4030018750 S.CER C3225 CH 2J 682K-T 35.8/131.0 R101 7030008280 S.RES...
  • Page 15 (Amended page) October 2016 [PA UNIT] [PA UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION C862 4030020740 S.CER GRM31A5C2J180JW01D 60.5/58.8 8900017860 CAB OPC-1857 [#02] C863 4030021200 S.CER GRM31A5C2J120JW01D 62.6/58.8 8900018220 CAB OPC-1943 [#03] C864 4030021010 S.CER GRM31A5C2J390JW01D 61.1/54.7 8900018220 CAB OPC-1943 [#05] C865 4030011080 S.CER GRM31M2C2H6R0DV01L...
  • Page 16 (Amended page) October 2016 [TUNER UNIT] [TUNER UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION W2001 8970024721 1.5D 140MM-1 C31/C31 R1504 7030006220 S.RES ERJ12YJ470U (47) 50.2/35.2 R1505 7030007520 S.RES ERJ8ENF 1000V (100) 44.0/35.2 R1506 7030005240 S.RES ERJ2GEJ 473 X (47 k) 52.1/12.3 IC1701 1110008620 S.IC BA2903SFVM-TR...
  • Page 17 (Amended page) October 2016 [TUNER UNIT] [TUNER UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION C1810 4030017420 S.CER C1005 CH 1H 470J-T 22.0/13.2 C2521 4030019990 S.CER C1005 JB 1C 104K-T 158.2/86.8 C1811 4030017420 S.CER C1005 CH 1H 470J-T 21.5/1.7 C2522 4030019990 S.CER C1005 JB 1C 104K-T 156.5/70.3 C1812 4030017420 S.CER C1005 CH 1H 470J-T...
  • Page 18 (Amended page) October 2016 [FRONT UNIT] [DISPLAY UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION 5030004050 LCD RFE430H-AZH-DNS-000 IC101 1190003620 S.IC TPS61161ADRVR 60.8/51.7 IC152 1130017190 S.IC UC6528XBNQ4GRC 100.0/48.7 IC501 1140017811 S.IC R5F104LCAFB 120.0/58.7 8910000070 FFC FFC-1008 (P0.5N6L50) 8910000070 FFC FFC-1008 (P0.5N6L50) 8910000070 FFC FFC-1008 (P0.5N6L50) 1590004690 S.TRA...
  • Page 19 (Amended page) October 2016 [DISPLAY UNIT] [PBT UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION R616 7030007250 S.RES ERJ2GEJ 220 X (22) 82.1/62.5 6510029480 S.CON 06FH-SM1-TB (LF) (SN) 19.8/8.3 R617 7030007250 S.RES ERJ2GEJ 220 X (22) 83.3/62.5 R618 7030007250 S.RES ERJ2GEJ 220 X (22) 84.5/62.5 R619 7030007250 S.RES...
  • Page 20 (Amended page) October 2016 [VR UNIT] [RIT UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION 7210002970 VAR RV-314 6510029480 S.CON 06FH-SM1-TB (LF) (SN) 20.0/5.6 6510029480 S.CON 06FH-SM1-TB (LF) (SN) 19.8/9.3 2250001010 ENC TP90N00AE20-14.5F-3765A M.=Mounted side (T: Mounted on the Top side, B: Mounted on the Bottom side) Eqv.= This component is equivalent to the REF No.
  • Page 21 (Amended page) October 2016 [PHONE UNIT] [MIC UNIT] PART PART DESCRIPTION DESCRIPTION LOCATION LOCATION 8600036921 EX2500 P01*J01MA-1 4030006900 S.CER C1608 JB 1H 103K-T ATEX 10.3/17.4 4030006900 S.CER C1608 JB 1H 103K-T ATEX 22.8/14.8 4030006900 S.CER C1608 JB 1H 103K-T ATEX 8.1/15.3 R401 7030003440 S.RES...
  • Page 22 (Amended page) October 2016 [SD UNIT] PART DESCRIPTION LOCATION 7030003360 S.RES ERJ3GEYJ 221 V (220) 35.1/11.5 7030003250 S.RES ERJ3GEYJ 270 V (27) 35.1/13.9 7030003250 S.RES ERJ3GEYJ 270 V (27) 35.1/15.1 7030003250 S.RES ERJ3GEYJ 270 V (27) 35.1/18.7 7030003250 S.RES ERJ3GEYJ 270 V (27) 35.1/19.9 7030003250 S.RES ERJ3GEYJ 270 V (27)
  • Page 23 Clock Battery Specification The Clock Battery BT381, Icom part number ML414HIVO1E is Panasonic part number ML 414. It is a lithium coin battery: 3V, 1.2mAH. ©May 25, 2017 Icom America Inc. The Icom logo is a registered trademark of Icom Inc.
  • Page 24 (Amended page) October 2016 SECTION 1 BOARD LAYOUTS The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • DISPLAY UNIT B-8330D (Top view) POWER CLEAR SPLIT TRANSMIT M-UP M-DN MPAD TUNER NOTCH...
  • Page 25 (Amended page) October 2016 The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • DISPLAY UNIT B-8330D (Bottom view) J301 DISPLAY R481 MIC BOARD B-8330D J451 MAIN UNIT EP454 J601 C503 C452...
  • Page 26 (Amended page) October 2016 The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • RF UNIT B-8306F (Top view) C1424 C1426 R1420 R1422 R1418 C1423 L1416 C1422 J201 L1417 L1415 R1423 R1416...
  • Page 27 (Amended page) October 2016 The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • RF UNIT B-8306F (Bottom view) See the PARTS LIST H/V location on the PARTS LIST for location details.
  • Page 28 The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • MAIN UNIT B-8327G (Top view) See the PARTS LIST H/V location on the PARTS LIST for location details.
  • Page 29 The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • MAIN UNIT B-8327G (Bottom view) See the PARTS LIST H/V location on the PARTS LIST for location details.
  • Page 30 The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • PA UNIT B-8328D (Top view) See the PARTS LIST H/V location on the PARTS LIST for location details.
  • Page 31 The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • PA UNIT B-8328D (Bottom view) See the PARTS LIST H/V location on the PARTS LIST for location details.
  • Page 32 (Amended page) October 2016 SECTION 1 BLOCK DIAGRAMS [DC 13.8V] Q221 TJ50S06M3L 0.03-2.0 MHz SW11 SW11 REVERSE D202 CONNECT DF30SC4M PROTECT SW12 IC221 IC211 BA09FP J20012 INA199A2 EKEY 2.0-4.0 MHz SW11 SW11 ESTA PWRS CTRL [TUNER] Q222 Q341/Q342 RUM002N02 LDTC143/LDTA114 CTRL 4.0-7.3 MHz SW11...
  • Page 33 (Amended page) October 2016 X901 DCCLK CR-1021 /DCCLK (12.288 MHz) FPX_AGC/FPX_DET/FPR_MOD/MCLK IC1331 /FPCAL/DFR_MOD/DFX_DET/DFX_AGC/CFG ISL5857IAZ /CAL/STAT/FPRES/DONE/SPDO/SPCK/RSSI DSPCK/DSPR/FRM/BCLK IC701 TC74VHC04 IC1221 IF-DSP SN74LVC1G04DCK IC1321 Q851 LDTA114 Q1234 LDTC143 Q852 LDTC143 XC6209F332MR Q1235 LDTA114 FPGA XTAL 124.033 MHz IC901 DACLK TMS320C6745 TCON/ESTA/EKEY TUNER START/KEY TO PA HSK0/HSK1/DRESD/FRWT...
  • Page 34 (Amended page) October 2016 LDTC143ZE DS1107 CTRL SEC2462C LDTC143ZE CTRL PBT UNIT DS1(LCD) IC101 TPS61161ADRV VR UNIT PBAAK/PBABK/PBBAK/PBBBK/PCLEK VLED-/VLED+ BKLV LIGHT LIGHT CTRL [AF GAIN] R3-R7/G2-G7/B3-B7 RFL/AFL DE/VSYNC/HSYNC/CLK/DISP FROM MAIN 3R3V [RF/SQL] RIT UNIT IC152 UC6528 TWDCLC/TWCS/TWDTX XR/YD/XL/YU TWBUSY/TWDRX/TWPIRQ MFDAK/MFDBK/MFK LCD-TW TW-CTRL 3R3V...
  • Page 35 (Amended page) October 2016 SECTION 1 SCHEMATIC DIAGRAMS • FRONT UNIT 3R3V LDTC143ZE MFDAK MFDAK HT-191UYG MFDBK MFDBK PCLEK PBAAK PWRDS PBABK PBBAK PBBBK To the LCD (FRONT UNIT:DS1) 2.2K 4.7K [RIT] [CLEAR] TP90D96AE20 LDTC143ZE J101 PBBBK MFDAK PBBAK R3 100 PBABK [POWER] PBAAK...
  • Page 36 (Amended page) October 2016 • MAIN UNIT (MAIN-1) MAIN-2 MPZ1608S300A MAIN-3 H3R3V MAIN-2 3R3V EP201 MAIN-6 2R5V MPZ2012S601A 1R2V MAIN-4,6 MP201 H1R18V MAIN-2 IC141 AFONS AFONS MAIN-3 R242 UMODS MPZ1608S101A UMODS MAIN-4 3182 MDAT USQLS USQLS D241 R243 DRESH ASQLS IC241 ASQLS MAIN-3...
  • Page 37 (Amended page) October 2016 • MAIN UNIT (MAIN-2) H3R3V H1R18V 3R3V H1R18V H3R3V H3R3V ESTA ESTA H3R3V EKEY EKEY H1R18V MPZ1608S601A TCON DRESH DRESH PSTB PSTB DSTB C351 DSTB MSTB2 HSENI MSTB2 HSENI MSTB1 RTKI MSTB1 RTKI IC351 MDAT MDAT MAIN-3 SD_D0 SD_D0...
  • Page 38 (Amended page) October 2016 • MAIN UNIT (MAIN-3) UPWS USB3R3V H3R3V 3R3V R663 MAIN-1 X661 CR-1020 R625 1.5K R792 R790 R794 HSENI X621 CR-1019 Q802 100K 100K 120K L2SC4081 R805 D801 C674 R795 L1SS400 R793 IC791 IC791 NJM2904CRB1 NJM2904CRB1 R633 R621 R622 R631...
  • Page 39 (Amended page) October 2016 • MAIN UNIT (MAIN-4) 3R3V 1R2V UMODS IC961 MAIN-1 AD5V VOUT C936 47 F93 SPDI C955 J901 XC6209F502MR C937 SPDO 100P SPCK IC972 47 F93 NJM2904CRB1 SPCS R982 C976 R971 MCLK R972 R978 FPX_AGC 100K BCLK IC972 IC971 R976...
  • Page 40 (Amended page) October 2016 • MAIN UNIT (MAIN-5) 3R3V MAIN-1 3R3VA MAIN-4 R1212 X1201 C1211 CR-932 EP1212 R1213 MMZ1005Y102CT R1211 0.001 MAIN-1 C1205 R1201 0.001 IC1211 REFV CLK41M_P SN74AHC1GU04DCK VCONT Q1202 L2SA1576AR IC1212 EP1202 SN65LVDS1DBV CLK41M_N CASE-BM7H IC1318 C1213 BA033FP 0.01 R1318 R1319...
  • Page 41 (Amended page) October 2016 • MAIN UNIT (MAIN-6) IC1351 IC1351 IC1351 IC1351 R1371 AA12 IC1351 DIFFCLK_7p DIFFIO_T42n DIFFCLK_4n AB12 AA21 DIFFIO_R36p DIFFCLK_2n DIFFCLK_7n DIFFIO_T42p DIFFCLK_4p AA13 RUP3 DIFFCLK_2p DIFFIO_B23p DIFFIO_T41n DIFFIO_T22n IC1351 DONE AB13 RDN3 CONF_DONE DIFFIO_B23n DIFFIO_T41p DIFFIO_T22p AA14 DIFFIO_B1p R1386 MSEL0...
  • Page 42 (Amended page) October 2016 • RF UNIT EP1022 IC1061 R1027 R1022 MMZ1005Y102CT VOUT R1501 2.7K R1502 R1047 R1042 EP1042 R1052 R1021 R1023 2.7K 4.7K 2.7K MMZ1005Y102CT D1501 R1503 R1573 XC6209F502MR 1.8K 1.8K R1041 R1043 Q1051 Q1512 4.7M L1SS400 L2SC4081 LDTC143ZE Q1511 1.8K 1.8K...
  • Page 43 (Amended page) October 2016 • PA UNIT (PA-1) Q221 TJ50S06M3L F202 IC221 1205 BA09FP F201 D202 FHA010 DF30SC4M DC-IN Q222 RUM002N02 R224 R223 R211 0.001 R140 R141 IC211 C141 R142 EP111 0.0068 0.68 MPZ1608S221A L306 PA-2 Q131 INA199A2 LA-262 RD70HVF1C FILI R109 L132...
  • Page 44 (Amended page) October 2016 • PA UNIT (PA-2) L711 3.5MHz/3.8MHz L921 L922 100U RL801 J961 TX/RX LR-216 LR-214 FTR-B4CA009Z C801 C923 C925 L931 FILI RL920 270P RL921 100U C934 C966 150P 0.0033 Explanatory notes TX signal L920 RX signal 100U C807 FTR-B4CA009Z FTR-B4CA009Z...