IC-78_serv_addendum_2010.pdf

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1、SERVICE MANUAL ADDENDUM CONTENTS REPLACEMENT PAGE . . . . . . . . . . . . . . . . . . . . . . . 5-4 PARTS LIST. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 VOLTAGE DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . 16 Apr. 2010 Apr. 2010(Replacement page) ADJUSTMENT ADJUST

2、MENT CONDITION MEASUREMENT VALUE ADJUSTMENT POINT UNITLOCATIONUNITADJUST IDLING CURRENT ( bias preset) 1 Frequency : 12.23000 MHz Mode : USB RF power : Minimum (L) Mic gain : Minimum (0) Disconnect J3601 (MAIN unit) and preset R51, R56, R58, and R64 (PA unit) to max. counter clockwise. Transmitting

3、PAC o n n e c t a DC voltmeter between CP1 and GND. 0.5 VPAR51 (for driver)2 Connect an ammeter (10 A) between the power supply and IC-78. C o n n e c t a n ammeter (10 A) b e t w e e n t h e power supply and IC-78. Measure the current and note it as the “initial value.” 3 Transmitting+400 mA more t

4、han the initial value. R56 4 Transmitting+400 mA more than the step 3. R58 ( for fi nal amplifi er) 5 Transmitting+2.0 A more than the step 4.R64 After adjustment, connect J3601 on the MAIN unit. SWR DETECTOR 1 Frequency : 12.23000 MHz Mode : USB RF power : Maximum (H) Connect J4 (FILTER unit) to GN

5、D. Connect an audio generator to the MIC connector and set as; Frequency : 1.5 kHz Level : 30 mV rms Transmitting Rear panel Connect an RF power meter to the ANT connector. 100 WFront panel Mic gain control i n t h e quick set mode 2 Connect a digital multimeter or oscilloscope to J5 Transmitting FI

6、LTERMinimum voltageFILTERC17 After adjustment, disconnect J4 on the FILTER unit from GND. TX TOTAL GAIN 1 Frequency : 12.23000 MHz Mode : USB RF power : Maximum (H) Mic gain : Center (50) R2701 (MAIN unit): Center Connect an audio generator to the MIC connector and set as: Frequency : 1.5 kHz Level

7、: 3 mVrms Transmitting Rear panel Connect an RF power meter to the ANT connector. Maximum output power MAINL303, L302, L301, L151, L106, L501 2 Transmitting50 WR503 OUTPUT POWER 1 Frequency : 12.23000 MHz Mode : USB RF power : Maximum (H) MIC gain : Center (50) Connect an audio generator to the MIC

8、connector and set as: Frequency : 1.5 kHz Level : 30 mVrms Transmitting Rear panel Connect an RF power meter to the ANT connector. 105 WMAINR1707 Ic APC 1 Frequency : 24.9000 MHz Mode : USB Connect CP4002 (MAIN unit) to GND. RF power : Maximum (H) Mic gain : Center (50) Connect an audio generator to

9、 the MIC connector and set as: Frequency : 1.5 kHz Level : 30 mVrms Transmitting Rear panel C o n n e c t a n ammeter (30 A) between the power supply and IC-78. 22 AMAINR1720 After adjustment, disconnect CP4002 on the MAIN unit from GND. 5 - 4 Apr. 2010 1 SECTION 5. . PARTS LIST MAIN UNIT REF ORDER

10、DESCRIPTION NO. NO. IC1 1110004080 S.IC UPC2709T-E3 IC1701 1110003870 S.IC NJM2058M-TE1-#ZZZB IC1751 1110002700 S.IC NJM2904M-TE1-#FMZB IC2001 1110004870 S.IC TA4101F (TE12L.F) IC2101 1110003870 S.IC NJM2058M-TE1-#ZZZB IC2102 1130005641 S.IC TC4W53F(TE12L,F) IC2201 1140005281 S.IC UPC5023GS-077-E1-A

11、 IC2301 1110004840 S.IC NJM1496V-TE1-#ZZZB IC2351 1110002700 S.IC NJM2904M-TE1-#FMZB IC2701 1110003300 S.IC M5282FP 70CD IC2702 1110001811 S.IC TA7368FG(5,ER) IC2801 1130004201 S.IC TC4S66F(TE85R,F) IC2901 1110003091 IC LA4425A-E IC3001 1130007700 S.IC BU4094BCF-E2 IC3002 1160000131 S.IC TD62783AFG(

12、5,S,EL) OHT 1160000131 S.IC TD62783AFG(5,S,EL) OHT-1 1160000130 S.IC TD62783AF (S,EL) OHT-2 1160000130 S.IC TD62783AF (S,EL) OHT-3 1160000131 S.IC TD62783AFG(5,S,EL) CHN 1160000131 S.IC TD62783AFG(5,S,EL) CHN-01 IC3003 1160000131 S.IC TD62783AFG(5,S,EL) OHT 1160000131 S.IC TD62783AFG(5,S,EL) OHT-1 1

13、160000130 S.IC TD62783AF (S,EL) OHT-2 1160000130 S.IC TD62783AF (S,EL) OHT-3 1160000131 S.IC TD62783AFG(5,S,EL) CHN 1160000131 S.IC TD62783AFG(5,S,EL) CHN-01 IC3004 1130007700 S.IC BU4094BCF-E2 IC3005 1160000131 S.IC TD62783AFG(5,S,EL) OHT 1160000131 S.IC TD62783AFG(5,S,EL) OHT-1 1160000130 S.IC TD6

14、2783AF (S,EL) OHT-2 1160000130 S.IC TD62783AF (S,EL) OHT-3 1160000131 S.IC TD62783AFG(5,S,EL) CHN 1160000131 S.IC TD62783AFG(5,S,EL) CHN-01 IC3006 1130007700 S.IC BU4094BCF-E2 IC3301 1110004310 S.IC M62352GP 75EC IC3401 1110002031 IC TA7808S(Q) IC3501 1110001401 S.IC UPC1555G2-E1-A IC5601 1130004201

15、 S.IC TC4S66F(TE85R,F) Q101 1580000620 S.FET 3SK131-T2 MAS Q102 1580000620 S.FET 3SK131-T2 MAS Q151 1560001420 S.FET 2SK882-GR T5LICOMF 2241 Q201 1530003151 S.TRA 2SC4673D-TD-E Q501 1590002310 S.TRA DTC114EE TL Q502 1560001420 S.FET 2SK882-GR T5LICOMF 2241 Q503 1590002310 S.TRA DTC114EE TL Q511 1590

16、002310 S.TRA DTC114EE TL Q701 1590002310 S.TRA DTC114EE TL Q1001 1510000510 S.TRA 2SA1576A T106R Q1002 1590002310 S.TRA DTC114EE TL Q1101 1560000641 S.FET 2SK1740-4/5-TB-E Q1102 1560000641 S.FET 2SK1740-4/5-TB-E Q1103 1560000641 S.FET 2SK1740-4/5-TB-E Q1104 1560000641 S.FET 2SK1740-4/5-TB-E Q1201 15

17、80000620 S.FET 3SK131-T2 MAS Q1301 1580000620 S.FET 3SK131-T2 MAS Q1401 1560000721 S.FET 2SK2171-4-TD-E Q1402 1560000721 S.FET 2SK2171-4-TD-E Q1501 1560000561 S.FET 2SK882-GR(TE85L,F) Q1502 1560000561 S.FET 2SK882-GR(TE85L,F) Q1503 1560000561 S.FET 2SK882-GR(TE85L,F) Q1504 1530002060 S.TRA 2SC4081 T

18、106 R Q1505 1510000510 S.TRA 2SA1576A T106R Q1506 1590002310 S.TRA DTC114EE TL Q1507 1530002060 S.TRA 2SC4081 T106 R Q1508 1530002060 S.TRA 2SC4081 T106 R Q1509 1590001870 S.TRA DTA114EE TL Q1601 1530002060 S.TRA 2SC4081 T106 R Q1602 1560000561 S.FET 2SK882-GR(TE85L,F) Q1603 1580000620 S.FET 3SK131-

19、T2 MAS Q1611 1530002060 S.TRA 2SC4081 T106 R Q1703 1510000510 S.TRA 2SA1576A T106R Q1705 1590002310 S.TRA DTC114EE TL Q1706 1590002310 S.TRA DTC114EE TL Q1801 1590001540 S.TRA UMD6N TR Q1802 1590001540 S.TRA UMD6N TR Q1803 1590001540 S.TRA UMD6N TR Q1805 1530002060 S.TRA 2SC4081 T106 R Q2201 1590002

20、310 S.TRA DTC114EE TL Q2302 1590002310 S.TRA DTC114EE TL Q2381 1530002060 S.TRA 2SC4081 T106 R Q2383 1590002310 S.TRA DTC114EE TL Q2384 1590002310 S.TRA DTC114EE TL Q3101 1590002310 S.TRA DTC114EE TL Q3601 1540000550 S.TRA 2SD1664 T100Q Q3701 1590002310 S.TRA DTC114EE TL Q3702 1590001870 S.TRA DTA11

21、4EE TL Q3801 1590002310 S.TRA DTC114EE TL Q3802 1590001870 S.TRA DTA114EE TL Q4601 1540000441 S.TRA 2SD1619T-TD-E Q4801 1590002310 S.TRA DTC114EE TL D201 1790000620 S.DIO MA77(TX) D202 1790000620 S.DIO MA77(TX) D301 1790000620 S.DIO MA77(TX) D302 1790000620 S.DIO MA77(TX) S.=Surface mount MAIN UNIT

22、REF ORDER DESCRIPTION NO. NO. D303 1790000620 S.DIO MA77(TX) D304 1790000620 S.DIO MA77(TX) D305 1790000620 S.DIO MA77(TX) D306 1790000620 S.DIO MA77(TX) D401 1750000431 S.DIO HSB88WSTR-E D501 1160000070 S.DIO DAN202K T146 D502 1790001251 S.DIO MA2S1110GL D503 1160000070 S.DIO DAN202K T146 D601 1160

23、000080 S.DIO DAP202K T146 D602 1160000070 S.DIO DAN202K T146 D603 1160000080 S.DIO DAP202K T146 D604 1160000070 S.DIO DAN202K T146 D605 1160000080 S.DIO DAP202K T146 D606 1160000070 S.DIO DAN202K T146 D607 1160000080 S.DIO DAP202K T146 D608 1160000070 S.DIO DAN202K T146 D701 1750000641 S.DIO 1SV312(

24、TE85L,F) D801 1750000641 S.DIO 1SV312(TE85L,F) D802 1750000641 S.DIO 1SV312(TE85L,F) D803 1790000620 S.DIO MA77(TX) D804 1790000620 S.DIO MA77(TX) D805 1790000620 S.DIO MA77(TX) D806 1790000620 S.DIO MA77(TX) D807 1790000620 S.DIO MA77(TX) D808 1790000620 S.DIO MA77(TX) D809 1790000620 S.DIO MA77(TX

25、) D810 1790000620 S.DIO MA77(TX) D811 1790000620 S.DIO MA77(TX) D812 1790000620 S.DIO MA77(TX) D813 1790000620 S.DIO MA77(TX) D814 1790000620 S.DIO MA77(TX) D815 1790000620 S.DIO MA77(TX) D816 1790000620 S.DIO MA77(TX) D901 1790000620 S.DIO MA77(TX) D902 1790000620 S.DIO MA77(TX) D903 1790000620 S.D

26、IO MA77(TX) D904 1790000620 S.DIO MA77(TX) D1301 1790000620 S.DIO MA77(TX) D1302 1790000620 S.DIO MA77(TX) D1501 1790001211 S.DIO 1SS375-TL-E D1503 1790001251 S.DIO MA2S1110GL D1510 1790001251 S.DIO MA2S1110GL D1631 1160000070 S.DIO DAN202K T146 D1632 1790000620 S.DIO MA77(TX) D1701 1730002451 S.ZEN

27、 MAZ8043GHL D1702 1790000951 S.ZEN MAZ8056GML D1703 1790001251 S.DIO MA2S1110GL D1704 1160000080 S.DIO DAP202K T146 D1705 1160000080 S.DIO DAP202K T146 D1706 1790001251 S.DIO MA2S1110GL D1707 1790001251 S.DIO MA2S1110GL D1801 1790001211 S.DIO 1SS375-TL-E D1802 1790001251 S.DIO MA2S1110GL D1803 17900

28、01211 S.DIO 1SS375-TL-E D1901 1790001211 S.DIO 1SS375-TL-E D2101 1790001251 S.DIO MA2S1110GL D2201 1750000370 S.DIO DA221 TL D2202 1750000370 S.DIO DA221 TL D2301 1790001251 S.DIO MA2S1110GL D2381 1790001211 S.DIO 1SS375-TL-E D2701 1160000080 S.DIO DAP202K T146 D3001 1160000070 S.DIO DAN202K T146 D3

29、002 1160000070 S.DIO DAN202K T146 D3502 1750000370 S.DIO DA221 TL D3503 1730002321 S.ZEN MAZ8051GML D3701 1160000070 S.DIO DAN202K T146 D4220 1790001241 S.DIO MA2S7280GL D4801 1790001251 S.DIO MA2S1110GL FI301 2010002470 XTA 64M15B1 64.45500 MHz (FL-315) FI611 2020000210 CER CFJ455K5 (FL-65) FI1301

30、2020001330 CER CFWLA455KHFA-B0 (CFWS455HT) L1 6200003261 S.COI NLV32T-101J L2 6200003001 S.COI NLV32T-R22J OHT 6200003001 S.COI NLV32T-R22J OHT-1 6200003000 S.COI NL 322522T-R22J-3 OHT-2 6200003000 S.COI NL 322522T-R22J-3 OHT-3 6200003001 S.COI NLV32T-R22J CHN 6200003001 S.COI NLV32T-R22J CHN-01 L10

31、0 6200004790 S.COI MLF1608D R47K-T L101 6200003001 S.COI NLV32T-R22J L102 6200003011 S.COI NLV32T-R27J L103 6200001851 S.COI NLV32T-5R6J L104 6200003261 S.COI NLV32T-101J L105 6140003210 S.COI LR-358 L106 6150004270 COI LS-483A (C-14924) L151 6150004280 COI LS-484B (C-14927) L152 6200003261 S.COI NL

32、V32T-101J L153 6200003550 S.COI MLF1608A 4R7K-T L201 6200001831 S.COI NLV32T-100J L202 6200003001 S.COI NLV32T-R22J L301 6150005110 COI LS-540 L302 6150004270 COI LS-483A (C-14924) L303 6150005110 COI LS-540 L401 6140003210 S.COI LR-358 Apr. 2010 2 MAIN UNIT REF ORDER DESCRIPTION NO. NO. L402 614000

33、3530 COI LR-395 L501 6150004090 COI LS-469 (C-13969) L701 6200003261 S.COI NLV32T-101J OHT 6200003261 S.COI NLV32T-101J OHT-1 6200003260 S.COI NL 322522T-101J OHT-2 6200003260 S.COI NL 322522T-101J OHT-3 6200003261 S.COI NLV32T-101J CHN 6200003261 S.COI NLV32T-101J CHN-01 L702 6200003261 S.COI NLV32

34、T-101J L703 6200003261 S.COI NLV32T-101J L801 6200003261 S.COI NLV32T-101J L802 6200012670 S.COI LB3218T331K L811 6200002961 S.COI NLV32T-4R7J L812 6200003321 S.COI NLV32T-3R3J L813 6200003261 S.COI NLV32T-101J L814 6200003261 S.COI NLV32T-101J L821 6200001851 S.COI NLV32T-5R6J L822 6200003111 S.COI

35、 NLV32T-6R8J L831 6200003261 S.COI NLV32T-101J L832 6200003091 S.COI NLV32T-2R7J L833 6200003101 S.COI NLV32T-3R9J L835 6200002961 S.COI NLV32T-4R7J L836 6200001851 S.COI NLV32T-5R6J L841 6200003261 S.COI NLV32T-101J L842 6200002991 S.COI NLV32T-2R2J L843 6200002991 S.COI NLV32T-2R2J L851 6200003261

36、 S.COI NLV32T-101J L852 6200003051 S.COI NLV32T-R82J L853 6200003061 S.COI NLV32T-1R2J L854 6200003081 S.COI NLV32T-1R8J L855 6200003071 S.COI NLV32T-1R5J L861 6200003261 S.COI NLV32T-101J L862 6200003061 S.COI NLV32T-1R2J L863 6200003331 S.COI NLV32T-1R0J L864 6200003051 S.COI NLV32T-R82J L865 6200

37、003061 S.COI NLV32T-1R2J L871 6200003261 S.COI NLV32T-101J L872 6200003031 S.COI NLV32T-R47J L873 6200002981 S.COI NLV32T-R56J L874 6200003041 S.COI NLV32T-R68J L875 6200003051 S.COI NLV32T-R82J L881 6200003261 S.COI NLV32T-101J L882 6200003251 S.COI NLV32T-R39J L883 6200003251 S.COI NLV32T-R39J L88

38、4 6200003031 S.COI NLV32T-R47J L885 6200002981 S.COI NLV32T-R56J L891 6200003261 S.COI NLV32T-101J L892 6200003011 S.COI NLV32T-R27J L893 6200003011 S.COI NLV32T-R27J L894 6200003021 S.COI NLV32T-R33J L895 6200003251 S.COI NLV32T-R39J L901 6200003261 S.COI NLV32T-101J L902 6180002961 S.COI NLV32T-R1

39、8J OHT 6180002961 S.COI NLV32T-R18J OHT-1 6200002961 S.COI NLV32T-4R7J OHT-2 6200002961 S.COI NLV32T-4R7J OHT-3 6180002961 S.COI NLV32T-R18J CHN 6180002961 S.COI NLV32T-R18J CHN-01 L903 6200003011 S.COI NLV32T-R27J L904 6200003021 S.COI NLV32T-R33J L1101 6140003210 S.COI LR-358 L1102 6140003620 COI

40、LR-403 L1103 6150004270 COI LS-483A (C-14924) L1104 6200003261 S.COI NLV32T-101J L1106 6200002041 S.COI NLV25T-101J L1201 6150004280 COI LS-484B (C-14927) L1202 6150004280 COI LS-484B (C-14927) L1301 6150004080 COI LS-468 (C-13958) L1302 6150004080 COI LS-468 (C-13958) L1303 6150004080 COI LS-468 (C

41、-13958) L1304 6200012670 S.COI LB3218T331K L1401 6140000640 COI LR-86 L1402 6140003550 COI LR-397 (LR-169) L1501 6150002291 COI LS-450 L1502 6150002291 COI LS-450 L1503 6200012670 S.COI LB3218T331K L1601 6150002291 COI LS-450 L1611 6150002291 COI LS-450 L1621 6150002291 COI LS-450 L2001 6200003261 S

42、.COI NLV32T-101J L2301 6200003261 S.COI NLV32T-101J L2901 6140002220 COI LR-270 (TR6X3X2 3A9) L3501 6180000960 COI LAL 03NA 102K L3502 6180003630 COI EL0607SKI-102J L4501 6200003950 S.COI HF50ACC 322513-T L4651 6200003950 S.COI HF50ACC 322513-T L4652 6200001831 S.COI NLV32T-100J L4653 6200003950 S.C

43、OI HF50ACC 322513-T L4654 6200003950 S.COI HF50ACC 322513-T L4656 6200001831 S.COI NLV32T-100J L4657 6200001831 S.COI NLV32T-100J L4658 6200003261 S.COI NLV32T-101J L4659 6200001831 S.COI NLV32T-100J L4660 6200001831 S.COI NLV32T-100J L4661 6200003261 S.COI NLV32T-101J L4801 6200003261 S.COI NLV32T-

44、101J L4802 6200003950 S.COI HF50ACC 322513-T L5101 6200003331 S.COI NLV32T-1R0J L5102 6200003331 S.COI NLV32T-1R0J R1 7030003370 S.RES ERJ3GEYJ 271 V (270) R2 7030003230 S.RES ERJ3GEYJ 180 V (18) R3 7030003370 S.RES ERJ3GEYJ 271 V (270) S.=Surface mount MAIN UNIT REF ORDER DESCRIPTION NO. NO. R4 703

45、0003220 S.RES ERJ3GEYJ 150 V (15) R5 7030003370 S.RES ERJ3GEYJ 271 V (270) R6 7030003230 S.RES ERJ3GEYJ 180 V (18) R7 7030003370 S.RES ERJ3GEYJ 271 V (270) R101 7030003320 S.RES ERJ3GEYJ 101 V (100) R102 7030003680 S.RES ERJ3GEYJ 104 V (100K) R103 7030003680 S.RES ERJ3GEYJ 104 V (100K) R104 70300036

46、80 S.RES ERJ3GEYJ 104 V (100K) R105 7030003440 S.RES ERJ3GEYJ 102 V (1K) R106 7030003600 S.RES ERJ3GEYJ 223 V (22K) R107 7030003480 S.RES ERJ3GEYJ 222 V (2.2K) R108 7030003520 S.RES ERJ3GEYJ 472 V (4.7K) R151 7030003320 S.RES ERJ3GEYJ 101 V (100) R152 7030003340 S.RES ERJ3GEYJ 151 V (150) R153 70300

47、03500 S.RES ERJ3GEYJ 332 V (3.3K) R154 7030003440 S.RES ERJ3GEYJ 102 V (1K) R155 7510001500 S.THE NTCG10 4BH 332JT R156 7030003440 S.RES ERJ3GEYJ 102 V (1K) R201 7030003440 S.RES ERJ3GEYJ 102 V (1K) R202 7030007180 S.RES ERJ12YJ150U (15) R203 7030003520 S.RES ERJ3GEYJ 472 V (4.7K) R204 7030003420 S.

48、RES ERJ3GEYJ 681 V (680) R205 7030003290 S.RES ERJ3GEYJ 560 V (56) R206 7030003200 S.RES ERJ3GEYJ 100 V (10) R301 7030003440 S.RES ERJ3GEYJ 102 V (1K) R302 7030003440 S.RES ERJ3GEYJ 102 V (1K) R303 7030003440 S.RES ERJ3GEYJ 102 V (1K) R304 7030003440 S.RES ERJ3GEYJ 102 V (1K) R401 7030003370 S.RES ERJ3GEYJ 271 V (270) R402 7030003230 S.RES ERJ3GEYJ 180 V (18) R403 7030003370 S.RES ERJ3GEYJ 271 V (270) R501 7030003440 S.RES ERJ3GEYJ 102 V (1K) R502 7030003440 S.RES ERJ3GEYJ 102 V (1K) R503 7310005560 S.TRI TMC