Icom IC-PCR1500 Service Manual Download Page 53 | Manualshive

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background image

2

1

17

to LOGIC unit

“J2021”

J2

18

B–5V

GND

GND

BCK

GND

BP2STB

BMST1

BPPS

GND

GND

B+33V

BDSTB

BDAT

GND

BMST2

BP1STB

GND

BMST3

2

1

17

to LOGIC unit

“J2022”

J3

18

B+8V

B+5V

GND

GND

BFDET

BAFO

GND

GND

GND

GND

B+5V

BOE

BIFOUT

GND

BNOIS

GND

BSMAD

BWFDT

to MAIN-A unit
“J5”

To antenna connector

(CHASSIS: J2)

• MAIN-B UNIT (TOP VIEW; PCR2500 only)

H5

H10

H15

H20

H25

H30

H35

H40

H45

H50

H55

H60

H65

H70

H75

H80

H85

H90

H95

H100

H105

H110

H115

H120

H125

H130

H0

V5

V10

V15

V0

V25

V30

V35

V20

V45

V50

V55

V40

9 - 5

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Summary of Contents for IC-PCR1500

Page 1: ...2500_A3format pdf Consists of A3 format pages Board layouts Mechanical parts and disassembly and etc This file is used for printing out A3 format pages Consists of A4 format pages Board layouts Mechan...

Page 2: ...ogo Acrobat and the Acrobat logo are trademarks of Adobe Systems Incorporated Microsoft and Windows are registered trademarks of Microsoft Corporation in the U S A and other countries Copyright 2006 I...

Page 3: ...3 26 5 iC pcr1500 iC pcr2500 S 14222MZ C1 Jun 2006 COMMUNICATIONS RECEIVERS...

Page 4: ...s could damage the receiver s front end 1 Make sure a problem is internal before disassembling the receiver 2 DO NOT open the transceiver until the receiver is disconnected from its power source 3 DO...

Page 5: ...PORT ALLOCATION 4 7 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 MAIN A UNIT ADJUSTMENT 5 3 5 3 MAIN B UNIT ADJUSTMENT PCR2500 only 5 5 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS AND...

Page 6: ...ound 9 9 9 9 9 9 9 2 0 0 0 0 1 0 0 1 2 0 0 0 0 0 2 1 5 0 0 2 0 5 9 9 9 9 9 9 7 0 1 0 0 5 7 8 0 0 0 0 0 6 4 1 0 0 0 4 4 1 0 0 0 0 0 0 4 4 0 0 0 0 3 4 0 0 0 0 0 0 0 3 1 0 0 0 0 4 2 1 9 9 9 9 9 9 9 9 2 3...

Page 7: ...M 9 9 9 9 9 2 0 0 0 0 5 V 2 n a h t s s e L z H M 9 9 9 9 9 6 0 0 0 0 0 3 V 5 2 n a h t s s e L z H M 0 0 0 0 0 3 1 0 0 0 0 0 7 W C B S S N S B d 0 1 V 5 n a h t s s e L z H M 9 9 7 1 5 9 4 0 V 5 0 n...

Page 8: ...SC TONE filter IC21 LM0904 AF selecter IC23 SN74AHC2053 AF selecter IC2023 SN74AHC2053 IC PCR2500 only USB audio IC IC16 PCM2901M Electric VR IC17 SM6451B AF amplifier Q18 2SC4617 AF amplifier Q2018 2...

Page 9: ...C amplifier Q58 2SC4617 2nd IF amplifier Q66 3SK131 2nd mixer IC19 TA4107F 1st IF amplifier Q44 3SK131 1st mixer IC14 SPM5001 5V regulator Q23 UNR9111 DVCO 5V regulator Q78 UNR9111 DPLL 3 3V regulator...

Page 10: ...31136 AGC amplifier Q58 2SC4617 2nd IF amplifier Q66 3SK131 2nd mixer IC19 TA4107F 1st IF amplifier Q44 3SK131 1st mixer IC14 SPM5001 5V regulator Q23 UNR9111 ATT circuits HF filter circuits 1st VCO c...

Page 11: ...D and E in the direction of the arrow Removing the LOGIC unit MAIN A unit and MAIN B unit q Unscrew nut F G w Unscrew 6 screws H from the LOGIC unit and remove the LOGIC plate e Unscrew 6 screws I fro...

Page 12: ...band switch D82 LPF L46 L49 C116 C118 C124 C130 C136 HPF L55 L58 C139 C149 C151 C162 C164 and another band switch D83 and then applied to the RF amplifier Q22 The amplified signals are then applied t...

Page 13: ...m the buffer amplifier Q63 are applied to the AF mixer IC23 pin 6 and converted into the AF signal by being mixed with the 447 3 452 7 kHz BFO signal from the DDS circuits The converted audio signals...

Page 14: ...components in the demodulated AF signals the squelch circuit toggles the AF power amplifier ON and OFF A portion of the demodulated signals from the IF IC IC24 pin 9 are applied to the D A converter I...

Page 15: ...Hz and above the VCO outputs are doubled by being passed through the HPF L23 C61 C69 C75 and applied to the mixer IC6 pin 3 as the 2002 MHz LO signals via the band switches D12 D22 1st VCO s The 1st V...

Page 16: ...he applied signals are divided at the prescaler and programmable counter according to the N data DAT1 from the expnader IC3 pin 2 controlled by the CPU IC18 The divided signal is phase compared with t...

Page 17: ...ter MAIN A B UNITS Q35 Q36 A 8V USB3 3V USB HUB IC20 IC32 USB audio IC IC16 5V AGC amplifier MAIN UNIT IC25 VOLTAGE LINE DESTINATION DPLL3 3V Down converter circuit PLL IC IC4 D3 3V Down converter cir...

Page 18: ...31 pin 2 High The AF line for the optional unit is dis connected Pin No PORT NAME DESCRIPTION 49 RXMUTE Input port for mute signal from the attached optional unit via the pin 24 of J2018 High While th...

Page 19: ...ACK UP the originally programmed memory data in the receiver before starting the adjustment There is possiblity of losing original memory data when the adjustment is finished TO THE SUPPLIED ADAPTER T...

Page 20: ...DE ATT PRIO NB AGC MONI T T SCAN key and turn the power switch MAIN UNIT ON KEY ASSIGNMENTS FORTHE ADJUSTMENT MODE SET LOCK Selects the next adjustment item S MW MW Selects the previous adjustment ite...

Page 21: ...and milliwatt meter then set the audio output level to 50 mW with VOL 3 Push SET LOCK MAIN NB to select next adjustment item AM AGA 4 Set the SSG as Frequency Specified frequency Mode AM Modulation 1...

Page 22: ...higher than specified frequency Modulation None Level 34 dB 73 dBm 2 Push TS MODE SET SKIP to store the adjustment value SQUELCH SQL 1 Set the SSG as Frequency Specified frequency Mode FM Modulation 1...

Page 23: ...meter and set the audio output level to 50 mW with VOL 3 Push MAIN NB to select next adjustment item AM AGA 4 Set the SSG as Frequency Specified frequency Mode AM Deviation 70 Level 34 dB 73 dBm Modul...

Page 24: ...ET SKIP to store the adjustment value SQUELCH SQL 1 Set the SSG as Frequency Specified frequency Mode FM Modulation 1 kHz Deviation 3 5 kHz Level 13 dB 120 dBm Automatic adjustment 2 Set the SQL value...

Page 25: ...34 73 L84 34 73 L85 34 73 L86 34 73 L87 34 73 L88 34 73 L89 34 73 L8A 34 73 L8H 34 73 L9L 34 73 L9H 34 73 LAL 34 73 LA1 34 73 ADJUSTMENT ITEM Disp RF Level dB dBm S METER FLATNESS LA2 34 73 LA3 34 73...

Page 26: ...ESCRIPTION M H V NO NO LOCATION D18 1790001250 S DIO MA2S111 TX T 79 2 41 3 D20 1790001250 S DIO MA2S111 TX EUR 1 FRA 1 only T 84 2 38 7 D21 1790001250 S DIO MA2S111 TX T 83 38 7 D23 1790001250 S DIO...

Page 27: ...J JPW T 77 19 1 R245 7030005160 S RES ERJ2GEJ 105 X 1 M B 26 8 22 2 R246 7030005290 S RES ERJ2GEJ 682 X 6 8 k T 84 3 33 6 R247 7030005290 S RES ERJ2GEJ 682 X 6 8 k T 83 2 34 6 LOGIC UNIT REF ORDER DES...

Page 28: ...030018890 S CER ECJ0EB0J224K T 70 9 18 5 C135 4030017460 S CER ECJ0EB1E102K T 70 5 16 9 S Surface mount LOGIC UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C142 4030016790 S CER ECJ0EB1C103K T 72 9...

Page 29: ...S CNR AXN330C130P T 120 29 3 J2021 6510020531 S CNR 52808 1871 T 44 3 4 7 J2022 6510020531 S CNR 52808 1871 T 22 3 4 7 S1 2220000700 S SW SW 168 SSSS820101 T 10 5 40 2 EP5 6910014690 S BEA MPZ1608S22...

Page 30: ...S VCP 1SV290 TPH3 F B 9 6 20 6 D17 1720000801 S VCP 1SV290 TPH3 F B 8 3 21 D18 1720000801 S VCP 1SV290 TPH3 F B 10 9 20 6 D19 1720000650 S VCP 1SV286 TPH3 T 12 7 34 5 D21 1790001621 S DIO 1SV308 TPL3...

Page 31: ...22J T 41 7 6 9 MAIN A UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION L87 6140004591 S COL LR 517A T 30 4 8 6 L88 6200002631 S COL NLV25T R10J T 50 3 9 L89 6200001981 S COL NLV25T 1R0J B 43 3 43 L90 6...

Page 32: ...80 S RES ERJ2GEJ 101 X 100 T 29 5 30 9 R118 7030008290 S RES ERJ2GEJ 183 X 18 k B 37 6 10 8 S Surface mount MAIN A UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R119 7030008290 S RES ERJ2GEJ 183 X 1...

Page 33: ...7 4 58 3 R338 7030005100 S RES ERJ2GEJ 154 X 150 k B 101 6 10 3 R339 7030009160 S RES ERJ2GEJ 181 X 180 B 77 4 63 5 MAIN A UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R340 7030004980 S RES ERJ2GEJ...

Page 34: ...82 3 6 9 R532 7030005120 S RES ERJ2GEJ 102 X 1 k B 102 9 30 5 R533 7030004970 S RES ERJ2GEJ 470 X 47 B 90 7 24 5 R534 7030004990 S RES ERJ2GEJ 221 X 220 B 80 6 6 2 R535 7030010040 S RES ERJ2GEJ JPW B...

Page 35: ...030011600 S CER C1608 JB 1E 104K T T 27 2 55 7 C167 4030017360 S CER ECJ0EC1H030B T 25 7 16 8 MAIN A UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C168 4030017730 S CER ECJ0EB1E471K T 24 37 3 C169 4...

Page 36: ...CER ECJ0EB1H391K T 101 2 64 7 C369 4030017380 S CER ECJ0EC1H050B B 59 2 62 1 C370 4030017460 S CER ECJ0EB1E102K B 63 2 58 7 S Surface mount MAIN A UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C371...

Page 37: ...K B 103 6 23 C571 4030016930 S CER ECJ0EB1A104K B 104 3 24 6 MAIN A UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C572 4030016930 S CER ECJ0EB1A104K B 74 6 28 3 C573 4030017460 S CER ECJ0EB1E102K B...

Page 38: ...33 19 4 D52 1790001621 S DIO 1SV308 TPL3 F T 55 3 8 4 D53 1750000981 S VCP 1SV278 TPH3 F T 44 6 8 1 D54 1750000981 S VCP 1SV278 TPH3 F T 53 2 10 2 D55 1790001621 S DIO 1SV308 TPL3 F T 46 5 6 3 D57 179...

Page 39: ...5 22 9 L120 6200010540 S COL C2012C 47NG A T 40 8 53 L122 6200007001 S COL ELJRE 82NGFA T 67 4 33 L123 6200010210 S COL C2012C 22NG A B 54 7 51 8 L124 6200010100 S COL C2012C 33NG A T 54 1 52 4 L125 6...

Page 40: ...7030005000 S RES ERJ2GEJ 471 X 470 T 54 7 3 5 R226 7030007280 S RES ERJ2GEJ 331 X 330 B 40 3 37 5 S Surface mount MAIN B UNIT IC PCR2500 only REF ORDER DESCRIPTION M H V NO NO LOCATION R228 703000498...

Page 41: ...3 X 47 k B 99 8 28 8 R487 7030005070 S RES ERJ2GEJ 683 X 68 k B 95 4 32 2 R488 7030005090 S RES ERJ2GEJ 104 X 100 k B 88 1 28 9 R489 7030005240 S RES ERJ2GEJ 473 X 47 k B 98 8 27 9 R499 7030005000 S R...

Page 42: ...6790 S CER ECJ0EB1C103K B 35 34 5 C268 4030016930 S CER ECJ0EB1A104K B 56 2 12 4 C269 4030017460 S CER ECJ0EB1E102K B 35 6 31 6 S Surface mount MAIN B UNIT IC PCR2500 only REF ORDER DESCRIPTION M H V...

Page 43: ...0 S CER ECJ0EC1H680J B 96 2 39 8 C545 4030016790 S CER ECJ0EB1C103K T 93 2 42 2 C546 4030017730 S CER ECJ0EB1E471K T 80 5 11 1 MAIN B UNIT IC PCR2500 only REF ORDER DESCRIPTION M H V NO NO LOCATION C5...

Page 44: ...RES ERJ2GEJ 332 X 3 3 k T 17 7 16 R39 7030009290 S RES ERJ2GEJ 562 X 5 6 k T 17 7 15 1 R41 7030005240 S RES ERJ2GEJ 473 X 47 k B 16 5 37 9 R42 7030007250 S RES ERJ2GEJ 220 X 22 T 12 1 16 1 R43 703000...

Page 45: ...J0EB1H222K T 22 1 14 9 C62 4030017460 S CER ECJ0EB1E102K B 12 8 20 5 C63 4030016930 S CER ECJ0EB1A104K T 19 9 20 C64 4030017460 S CER ECJ0EB1E102K T 23 14 C65 4030016930 S CER ECJ0EB1A104K T 18 9 17 6...

Page 46: ...930068800 Sponge IU 2 MP34 8930068770 Rubber sheet BS 1 REF NO ORDER NO DESCRIPTION QTY J1 6510018450 Connector TMP S01X B1 1 J5 6510018450 S connector TMP S01X B1 1 MP5 8510014460 2509 VCO cover 1 MP...

Page 47: ...0 C MP20 C MP31 C MP22 C MP22 C MP10 C MP25 C MP26 C MP27 C MP1 L MP15 MA MP16 MA MP17 MA MP14 MA MAIN A UNIT MAIN B UNIT DIGITAL UNIT LOGIC UNIT MP6 MB MP8 MB MP7 MB J1 MB J5 MB MP23 C MP23 C MP23 C...

Page 48: ...J UNR9211J UNR9213J UNR9214J 26 8C 8A 8C 8A UNR9111J UNR9114J 6A 6D XP1213 9L XP1501 AB 5R B1 E B2 C1 C2 NAME SYMBOL INSIDE VIEW 2SA1832 GR SG 2SB1123 T TD BF 2SB1201 S TL XP1113 XP1114 B1201 7L 7Q E1...

Page 49: ...OE 5V GND GND SCAD GND AFO FDET GND GND 5V 8V 2 1 17 to MAIN A unit J2 J23 18 MST2 DPSTR P1STB MST1 GND MDAT DSTB 33V GND GND PPS MST0 P2STB GND MCK PDRES PDSTB 5V 1 2 P1 Internal speaker CHASSIS SP1...

Page 50: ...9 2 LOGIC UNIT BOTTOM VIEW H135 H130 H125 H120 H115 H110 H105 H100 H95 H90 H85 H80 H75 H70 H65 H60 H55 H50 H45 H40 H35 H30 H25 H20 H15 H10 H5 H0 V5 V10 V15 V0 V25 V30 V35 V20 V45 V50 V55 V40 V60...

Page 51: ...SCAD GND GND 5V OE IFOUT GND NOIS GND SMAD WFDT To antenna connector CHASSIS J1 MAIN A UNIT TOP VIEW H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 H80 H85 H90 H95 H100 H105 H110 H115 H120...

Page 52: ...MAIN A UNIT BOTTOM VIEW H130 H125 H120 H115 H110 H105 H100 H95 H90 H85 H80 H75 H70 H65 H60 H55 H50 H45 H40 H35 H30 H25 H20 H15 H10 H5 H0 V5 V10 V15 V0 V25 V30 V35 V20 V45 V50 V55 V40 V65 V60 9 4...

Page 53: ...J2022 J3 18 B 8V B 5V GND GND BFDET BAFO GND GND GND GND B 5V BOE BIFOUT GND BNOIS GND BSMAD BWFDT to MAIN A unit J5 To antenna connector CHASSIS J2 MAIN B UNIT TOP VIEW PCR2500 only H5 H10 H15 H20 H2...

Page 54: ...MAIN B UNIT BOTTOM VIEW PCR2500 only H130 H125 H120 H115 H110 H105 H100 H95 H90 H85 H80 H75 H70 H65 H60 H55 H50 H45 H40 H35 H30 H25 H20 H15 H10 H5 H0 V5 V10 V15 V0 V25 V30 V35 V20 V45 V50 V55 V40 9 6...

Page 55: ...CPU RES CTS TEMP SCK SI SO CIRQ CCS FLASH RXD AFOUT FLASHTXD RMUT BUSY RSSI MIC BASE OUT PTTO PTTI 3 3V AFON MMUT VCC 5V GND UT 122 Optinal product DIGTAL UNIT for IC PCR2500 USA 3 TOP VIEW The combi...

Page 56: ...H25 H20 H15 H10 H5 H0 V5 V10 V15 V0 V25 V30 V35 V20 V40 UT 122 Optinal product DIGTAL UNIT for IC PCR2500 USA 3 BOTTOM VIEW 9 8...

Page 57: ...V L5V USB AUDIO SELECT L5V L5V L5V Q2015 2SA1832 Q15 2SA1832 IC2038 SN74AHC1G66 USBINSEL BEEP L5V AF SELECT OPAFINH OPAFSEL L5V IC27 LM2904 L5V L5V SELECT APAFSEL APAFINH AF ANA_AP DV SEL AF DIV OFF F...

Page 58: ...33V A 5V A 5V DAT CK DSTB IC8 M62363FP 4 8 SCOPE CTRL A 5V PFL4 IC20 TA31136 IC16 LA1145M NB NB SW AGC CTRL SCAD Q45 XP4601 Q43 2SC4617 Q46 UNR9213 Q49 2SC4617 Q52 XP4311 Q58 2SC4617 AGC CTRL Q57 UNR...

Page 59: ...CTRL Q45 XP4601 Q43 2SC4617 Q46 UNR9213 Q49 2SC4617 Q52 XP4311 Q58 2SC4617 AGC CTRL Q57 UNR9213 B WF5 BWFDET BWFDET X3 CDSCB10M7GA141 D68 MA2S077 D93 MA2S077 MODE SW D69 MA2S077 MODE SW D72 MA2S077 D...

Page 60: ...4 P02 AN02 D2 85 P01 AN01 D1 86 P00 AN00 D0 87 P107 AN7 KI3 88 P106 AN6 KI2 89 P105 AN5 KI1 90 P104 AN4 KI0 91 P103 AN3 92 P102 AN2 93 P101 AN1 94 AVSS 95 P100 AN0 96 VREF 97 AVCC 98 P97 ADTRG SIN4 99...

Page 61: ...6K 10 C165 4 194304MHZ X2 0 001 C2123 470P C2116 82K R80 470P C116 0 R244 150K R102 R139 10K 0 1 C171 BU8872FS IC19 1 INPUT 2 NC 3 OSC0 4 NC 5 NC 6 OSCI 7 NC 8 GND 9 SD 10 NC 11 ACK 12 NC 13 NC 14 EST...

Page 62: ...C195 4P C261 0 001 C159 4 7K R14 R214 330 1SV308 D58 R197 1k 120P C216 R42 47K L90 HF50ACC322513 L97 5 6nH 10K R180 47P C680 470P C138 NFM18PC104R1C3 C47 MPZ1608S221A EP5 0 001 C82 D45 1SV308 R158 6 8...

Page 63: ...63 R433 150K 2SA1832 Q70 R450 100 0 01 C513 0 001 C563 R474 0 0 1 C402 R353 33K 2SK882 Q61 0 1 C507 R283 10K R253 4 7K R302 10K UNR9213J Q72 XP1114 Q56 1 2 3 4 5 R268 10K 0 001 C679 18K R118 NJM2902V...

Page 64: ...17 18 22P C601 L113 33nH L12 47nH 33P C65 R9 390 0 5P C264 0 001 C289 2P C246 0 001 C294 C33 100P 5P C229 L92 3 9nH 8P C259 L94 4 7nH 0 001 C211 0 001 C53 R141 1K L5 C2012C L41 2 2nH 0 001 C315 0 001...

Page 65: ...01 C560 470P C497 R348 470 5P C369 MA2S077 D78 R258 4 7K 0 001 C287 0 001 C370 UNR9213J Q81 R300 22 L138 18nH 0 001 C671 10K R107 2SC4617 Q73 R443 15K R480 NTCG16 0 01 C486 0 1 C670 0 01 C587 R252 0 2...

Page 66: ...75 0 1 C84 0 1 R45 8 2k R43 8 2k R59 47 R41 47k R57 1k R61 47k R64 47k R66 47k L4 1H IC15 TC7MET541AFK 1 G1 2 A1 3 A2 4 A3 5 A4 6 A5 7 A6 8 A7 9 A8 10 GND 11 Y8 12 Y7 13 Y6 14 Y5 15 Y4 16 Y3 17 Y2 18...

Page 67: ...COMAMERICA COM USTOMER 3ERVICE 0HONE LENWOOD ENTRE IGHWAY ELTA 6 ANADA 0HONE AX 52 HTTP WWW ICOMCANADA COM MAIL INFO ICOMCANADA COM 5NIT ARDEN 2OAD LAYTON 6 USTRALIA 0HONE AX 52 HTTP WWW ICOM NET AU M...

Page 68: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14222MZ C1 2006 Icom Inc...

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