IC-E2820_serv_2008.pdf
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1、SERVICE MANUAL ADDENDUM CONTENTS REPLACEMENT PAGE . . . . . . . . . . . . . . . . . . . . . . . 5-1 PARTS LIST. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 BOARD LAYOUTS. . . . . . . . . . . . . . . . . . . . . . . . . . . 15 VOLTAGE DIAGRAM . . . . . . . . . . . . . . . . . . .
2、. . . . . . 17 Nov. 2008 Nov. 2008 (Replacement page) 5 - 1 SECTION 5 ADJUSTMENT PROCEDURE REQUIRED TEST EQUIPMENTS When adjusting the transceiver, following test equipments and JIG cable (modified 8-pin modular jack; see the illust below) are required. EQUIPMENTGRADE AND RANGEEQUIPMENTGRADE AND RAN
3、GE DC power supply Output voltage : 13.8 V DC Current capacity : More than 20 A Audio generator Frequency range : 3003000 Hz Output level : 1500 mV RF power meter (terminated type) Measuring range : 1100 W Frequency range : 100600 MHz Impedance : 50 SWR : Less than 1.2 : 1 Standard signal generator
4、(SSG) Frequency range : 0.11 GHz Output level : 0.1 V to 32 mV (127 to 17 dBm) Frequency counter Frequency range : 0.1600 MHz Frequency accuracy : 1 ppm or better Sensitivity : 100 mV or better AC millivoltmeterMeasuring range : 10 mV to 10 V Terminator Impedance : 50 Capacity : More than 100 W Modu
5、lation Analyzer Frequency range : 30600 MHz Measuring range : DC to 10 kHz Attenuator Power attenuation : 40 dB Capacity : More than 100 W 5-1 PREPARATION ENTERING ADJUSTMENT MODE q Connect the JIG cable to the MICROPHONE CONNECTOR (see the illust above). w Push and hold the both of MAINBAND keys, t
6、hen turn power ON. DUP MONI TONE DTMF LOW PRIO M/CALL MW V/MHz SCAN V/MHz SCAN M/CALL MW M A I N B A N D M A I N B A N D DUAL BAND TRANSCEIVER REF NOTE: This display is example only. V/MHzSCAN Selects the next adjustment item. M/CallMW Selects the previous adjustment item. MAINBAND (Right band) Stor
7、es the set value Adjusts the value for the item automatically. DIAL (Right band) Adjusts the value for the item manually. PWR MAINBAND (Left band) KEY ASSIGNMENTS IN THE ADJUSTMENT MODE Entering adjustment mode, the function display shows adjustment item and conditions as below. JIG CABLE 8-pin modu
8、lar jack q i u y t r e w q w e r t y u i 8V MICU/D EXTMIC PTT MICE MIC GND MICIN y (MIC) w (MICU/D) u (GND) r (PTT) u (GND) t (MICE) AUDIO GENERATOR (3003000 Hz/1500 mV) + 22 k PTT + AC MILLIVOLT METER (10 mV to 10 V) JIG cable Main unit Controller To the MICROPHONE CONNECTOR Frequency : 1 kHz Level
9、 : 20 mV rms*1 80 mV rms*2 *1; except USA-01 *2; USA-01 only Nov. 2008 1 SECTION 6. PARTS LIST M.=Mounted side (T: Mounted on the Top side, B: Mounted on the Bottom side) CONTROL UNIT REF PARTS DESCRIPTION M. H/V NO. NO. LOCATION IC3 1180000421 S.IC TA78L05F(TE12R,F) B 29.7/14.1 IC6 1180002371 S.REG
10、 R1111N321B-TR-F B 42.4/18.8 IC9 1110005991 S.IC S-80945CNMC-G9F-T2G B 35.8/18.5 IC10 1110006380 S.IC LM2904PWR B 111.3/23.3 IC12 1130003831 S.IC TC7S04F(TE85R,F) B 32.2/23.2 IC13 1140014190 S.IC M30622MAP-434GP B 70.4/20.8 IC14 1130007111 S.IC TC7W04FU(TE12L,F) B 60.3/40.1 Q1 1530003990 S.TRA 2SC47
11、38-BL(TE85L,F) B 116.5/13.1 Q3 1520000201 S.TRA 2SB798-T2-AZ DK B 120.6/16.8 Q14 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 98.2/9.9 Q15 1510000771 S.TRA 2SA1586-GR(TE85L,F) B 98.2/14 Q16 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 43/47.5 Q17 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 39.1/47.5 Q18 1530003990 S
12、.TRA 2SC4738-BL(TE85L,F) B 55.4/47.5 Q19 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 51.5/47.5 Q20 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 67.8/47.5 Q21 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 63.9/47.5 Q22 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 80.2/47.5 Q23 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 76.3/47.
13、5 Q24 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 92.6/47.5 Q25 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 88.7/47.5 Q26 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 105/47.5 Q27 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 101.1/47.5 Q28 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 117.4/47.5 Q29 1530003990 S.TRA 2SC4738-BL(
14、TE85L,F) B 113.5/47.5 Q31 1530003990 S.TRA 2SC4738-BL(TE85L,F) B 35.4/21.5 D4 1790001140 S.ZEN MA8039-L(TX) B 40.2/23.6 D8 1750000940 S.DIO ISS400 TE61 B 37/27.1 D9 1750000940 S.DIO ISS400 TE61 B 35.6/25.4 D10 1750000940 S.DIO ISS400 TE61 B 27.9/24.9 D11 1750000940 S.DIO ISS400 TE61 B 27.9/21.7 D12
15、1790001170 S.ZEN MA8068-M(TX) B 120.5/12.5 D20 1730002670 S.ZEN MA8130-M(TX) B 98.1/23.8 D21 1790001561 S.DIO 1SS372(TE85R,F) B 63.4/39.7 D22 1790001561 S.DIO 1SS372(TE85R,F) B 65.9/39.7 D23 1790001561 S.DIO 1SS372(TE85R,F) B 68.4/39.7 D24 1790001561 S.DIO 1SS372(TE85R,F) B 67.7/35.1 X1 6050012500 S
16、.XTA CR-839(FTX12.288M16SM) B 54.6/12.5 L1 6200003640 S.COI MLF1608E 100K-T B 59.5/45.6 R2 7030005050 S.RES ERJ2GEJ 103 X (10K) B 27.5/35.1 R4 7030005050 S.RES ERJ2GEJ 103 X (10K) B 116.3/35.3 R6 7030005050 S.RES ERJ2GEJ 103 X (10K) B 25.1/35.1 R8 7030005050 S.RES ERJ2GEJ 103 X (10K) B 118.7/35.3 R1
17、3 7030005050 S.RES ERJ2GEJ 103 X (10K) B 110.5/14.3 R14 7030005090 S.RES ERJ2GEJ 104 X (100K) B 14.6/32.9 R21 7030003480 S.RES ERJ3GEYJ 222 V (2.2K) B 113.4/14.3 R22 7030005170 S.RES ERJ2GEJ 474 X (470K) B 118.1/19.8 R24 7030005050 S.RES ERJ2GEJ 103 X (10K) B 25.5/24.7 R25 7030005050 S.RES ERJ2GEJ 1
18、03 X (10K) B 25.8/22.5 R41 7030005160 S.RES ERJ2GEJ 105 X (1M) B 58.4/8.6 R72 7410001220 S.ARR EXB28V103JX B 53.2/18.7 R76 7030005090 S.RES ERJ2GEJ 104 X (100K) B 96/10.6 R77 7030005170 S.RES ERJ2GEJ 474 X (470K) B 98.2/11.6 R78 7030005050 S.RES ERJ2GEJ 103 X (10K) B 16.1/32.4 R83 7030005050 S.RES E
19、RJ2GEJ 103 X (10K) B 30.7/18.6 R122 7030005050 S.RES ERJ2GEJ 103 X (10K) B 64.2/10.4 R123 7030005050 S.RES ERJ2GEJ 103 X (10K) B 63.3/10.4 R125 7030005050 S.RES ERJ2GEJ 103 X (10K) B 73.6/9.4 R126 7030005050 S.RES ERJ2GEJ 103 X (10K) B 72.7/9.4 R127 7030005050 S.RES ERJ2GEJ 103 X (10K) B 71.8/9.4 R1
20、28 7030005050 S.RES ERJ2GEJ 103 X (10K) B 68.7/8.8 R129 7030005050 S.RES ERJ2GEJ 103 X (10K) B 67.8/8.8 R130 7030005050 S.RES ERJ2GEJ 103 X (10K) B 66.9/7.5 R131 7030005050 S.RES ERJ2GEJ 103 X (10K) B 66/7.5 R132 7030005050 S.RES ERJ2GEJ 103 X (10K) B 65.1/8.8 R133 7030005050 S.RES ERJ2GEJ 103 X (10
21、K) B 43.5/45.4 R134 7030005050 S.RES ERJ2GEJ 103 X (10K) B 39.6/45.4 R135 7030003420 S.RES ERJ3GEYJ 681 V (680) B 42.3/44.9 R136 7030003420 S.RES ERJ3GEYJ 681 V (680) B 38.4/44.9 R137 7030003390 S.RES ERJ3GEYJ 391 V (390) B 114.5/8.4 R138 7030005010 S.RES ERJ2GEJ 681 X (680) B 76.1/6.7 R139 70300050
22、10 S.RES ERJ2GEJ 681 X (680) B 48.9/8.1 R140 7030005050 S.RES ERJ2GEJ 103 X (10K) B 55.9/45.4 R141 7030005050 S.RES ERJ2GEJ 103 X (10K) B 52/45.4 R142 7030003420 S.RES ERJ3GEYJ 681 V (680) B 54.7/44.9 R143 7030003420 S.RES ERJ3GEYJ 681 V (680) B 50.8/44.9 R144 7030005050 S.RES ERJ2GEJ 103 X (10K) B
23、68.3/45.4 R145 7030005050 S.RES ERJ2GEJ 103 X (10K) B 64.4/45.4 R146 7030003420 S.RES ERJ3GEYJ 681 V (680) B 67.1/44.9 R147 7030003420 S.RES ERJ3GEYJ 681 V (680) B 63.2/44.9 R148 7030005050 S.RES ERJ2GEJ 103 X (10K) B 80.7/45.4 R149 7030005050 S.RES ERJ2GEJ 103 X (10K) B 76.8/45.4 S.=Surface mount C
24、ONTROL UNIT REF PARTS DESCRIPTION M. H/V NO. NO. LOCATION R150 7030003420 S.RES ERJ3GEYJ 681 V (680) B 79.5/44.9 R151 7030003420 S.RES ERJ3GEYJ 681 V (680) B 75.6/44.9 R152 7030005050 S.RES ERJ2GEJ 103 X (10K) B 93.1/45.4 R153 7030005050 S.RES ERJ2GEJ 103 X (10K) B 89.2/45.4 R154 7030003420 S.RES ER
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