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C661

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

(SC1PC)

C662

1-107-689-21 TANTAL. CHIP

1uF

20%

35V

(SC1PC)

C663

1-107-689-21 TANTAL. CHIP

1uF

20%

35V

(SC1PC)

C664

1-115-156-11 CERAMIC CHIP

1uF

10V

(SC1PC)

C665

1-107-689-21 TANTAL. CHIP

1uF

20%

35V

(SC1PC)

C666

1-107-689-21 TANTAL. CHIP

1uF

20%

35V

(SC1PC)

C667

1-107-689-21 TANTAL. CHIP

1uF

20%

35V

(SC1PC)

C670

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

C671

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

C672

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

C673

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

C674

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

C675

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

C676

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

C680

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

(SC1PC)

C681

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

(SC1PC)

C682

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C683

1-162-920-11 CERAMIC CHIP

27PF

5%

50V

C684

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

(SC1PC)

C685

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

(SC1PC)

C686

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

(SC1PC)

C687

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

(SC1PC)

C688

1-162-964-11 CERAMIC CHIP

0.001uF

10%

50V

(SC1PC)

C689

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

(SC1PC)

C690

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C691

1-162-927-11 CERAMIC CHIP

100PF

5%

50V

< CONNECTOR >

CN601

1-784-207-11 CONNECTOR, FFC/FPC (ZIF) 22P

CN602

1-784-280-11 CONNECTOR, MINIATURE DIN 8P

(SERIAL IOIOI) (SC1PC)

< DIODE >

D601

8-719-058-24 DIODE   RB501V-40TE-17

D602

8-719-988-62 DIODE   1SS355

D603

8-719-037-71 DIODE   CL-181G-C

D604

8-719-037-71 DIODE   CL-181G-C

D605

8-719-988-62 DIODE   1SS355

D606

8-719-988-62 DIODE   1SS355

D607

8-719-988-62 DIODE   1SS355

D608

8-719-988-62 DIODE   1SS355

D609

8-719-988-62 DIODE   1SS355

D610

8-719-017-94 DIODE   MA8180 (SC1PC)

D611

8-719-017-94 DIODE   MA8180 (SC1PC)

D612

8-719-017-94 DIODE   MA8180 (SC1PC)

D613

8-719-017-94 DIODE   MA8180 (SC1PC)

D614

8-719-017-94 DIODE   MA8180 (SC1PC)

D615

8-719-017-94 DIODE   MA8180 (SC1PC)

D616

8-719-017-94 DIODE   MA8180 (SC1PC)

D617

8-719-017-94 DIODE   MA8180 (SC1PC)

< IC >

IC601

8-759-168-49 IC   RN5RL40AA-T1

IC602

8-759-526-80 IC   RN5VT20AA-TL

IC603

8-759-526-81 IC   RN5VL42AA-TL

IC604

8-759-541-37 IC   uPD78064BGC-A08-8EU

IC605

8-759-495-14 IC   AT25160N-10SC2.7T2.5

IC606

8-759-492-58 IC   RN5RL30AA-TL (SC1PC)

IC607

8-759-495-15 IC   uPD4721GS-GJG-E2 (SC1PC)

< COIL >

L601

1-412-979-21 INDUCTOR

1uH

L602

1-412-967-31 INDUCTOR

0.1uH

L603

1-412-967-31 INDUCTOR

0.1uH

L604

1-412-967-31 INDUCTOR

0.1uH

L605

1-412-967-31 INDUCTOR

0.1uH

L606

1-412-991-11 INDUCTOR

10uH (SC1PC)

L607

1-412-991-11 INDUCTOR

10uH (SC1PC)

L608

1-412-991-11 INDUCTOR

10uH (SC1PC)

L609

1-412-991-11 INDUCTOR

10uH (SC1PC)

L610

1-412-991-11 INDUCTOR

10uH (SC1PC)

L611

1-412-991-11 INDUCTOR

10uH (SC1PC)

L612

1-412-991-11 INDUCTOR

10uH (SC1PC)

L613

1-412-991-11 INDUCTOR

10uH (SC1PC)

L614

1-412-991-11 INDUCTOR

10uH

L615

1-412-967-31 INDUCTOR

0.1uH

< LIQUID CRYSTAL DISPLAY >

LCD601 1-803-003-11 DISPLAY PANEL, LIQUID CRYSTAL

< TRANSISTOR >

Q601

8-729-823-86 TRANSISTOR   2SA1745

Q602

8-729-029-14 TRANSISTOR   DTC144EUA-T106

Q603

8-729-117-32 TRANSISTOR   2SC4177

Q604

8-729-029-14 TRANSISTOR   DTC144EUA-T106 (SC1PC)

Q605

8-729-029-14 TRANSISTOR   DTC144EUA-T106 (SC1PC)

< RESISTOR >

R601

1-216-857-11 METAL CHIP

1M

5%

1/16W

R602

1-216-857-11 METAL CHIP

1M

5%

1/16W

R603

1-216-815-11 METAL CHIP

330

5%

1/16W

R604

1-216-815-11 METAL CHIP

330

5%

1/16W

R605

1-216-829-11 METAL CHIP

4.7k

5%

1/16W

R607

1-216-845-11 METAL CHIP

100K

5%

1/16W

R610

1-218-723-11 METAL CHIP

20K

0.50% 1/16W

R611

1-218-716-11 METAL CHIP

10K

0.50% 1/16W

R612

1-216-857-11 METAL CHIP

1M

5%

1/16W

R613

1-216-845-11 METAL CHIP

100K

5%

1/16W

R614

1-216-845-11 METAL CHIP

100K

5%

1/16W

R615

1-216-845-11 METAL CHIP

100K

5%

1/16W

R616

1-216-821-11 METAL CHIP

1K

5%

1/16W

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

MICROCOMPUTER

Summary of Contents for ICF-SC1PC

Page 1: ...irements DC 6V four size AA R6 batteries External power source DC 6V Dimensions Approx 64 x 177 x 44 3 mm w h d 2 5 8 x 7 x 1 3 4 inches incl projecting parts and controls not including the helical antenna and the belt holder Mass Approx 252g 8 9 oz Approx 382g 13 5 oz incl alkaline batteries helical antenna and the belt holder Supplied Accessories AC power adaptor 1 Earphone 1 Belt holder 1 Helic...

Page 2: ...n 21 5 5 Printed Wiring Boards Microcomputer Section 23 5 6 Schematic Diagram Microcomputer Section 25 5 7 Printed Wiring Boards RF Section 27 5 8 Schematic Diagram RF Section 1 2 39 5 9 Schematic Diagram RF Section 2 2 31 6 EXPLODED VIEW 35 7 ELECTRICAL PARTS LIST 36 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINEWITH MARK ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS L...

Page 3: ... 3 SECTION 1 GENERAL LOCATION AND FUNCTION OF CONTROLS FRONT This section is extracted from instruction manual ...

Page 4: ... 4 SIDE REAR DISPLAY ...

Page 5: ... 5 ...

Page 6: ... 6 ...

Page 7: ... 7 ...

Page 8: ... 8 ...

Page 9: ... 9 ...

Page 10: ...LY Note Follow the disassembly procedure in the numerical order given 2 1 HELICAL ANTENNA REMOVAL 2 2 CABINET REAR ASSY REMOVAL 1 Helical antenna 1 4 3 3 3 Battery case lid Cabinet Rear assy 2 Screws 2 Screws Claw Claws Claws ...

Page 11: ... IF BOARD RF BOARD REMOVAL 7 Remove solder 9 CN401 16pin IF board Coaxial connector º 8 º º RF board Chassis Cabinet Front assy Microcomputer board IF board RF board 5 Screws 5 Screws 2 Remove solder 1 Knob VOL 4 6 3 CN402 22pin ...

Page 12: ...own below appears 2 Quitting S Curve voltage read mode Press the POWER button Note When set in S Curve voltage read mode do not connect any thing to the antenna terminal while the power to the RF sec tion is on An unwanted signal might otherwise be received through the antenna However when set a check can be made that a broadcast RF carrier wave was received 1 Turn the power on as usual and receiv...

Page 13: ... 2 Receivea49 975MHzsignal 3 Adjust the CT401 so that the 3rd local oscillator 44 5500MHz spectrumanalyzerspan 10kHz 4 Recivea50 0125MHzsignal 5 Adjustthe3rd localoscillatorto44 5425MHzwithRV401 spectrumanalyzerspan 10kHz Adjustment Location IF board see page 14 RF IF BOARD COMBINATION ADJUSTMENT 1 2nd IF narrow Adjustment Procedure 1 ConnectatrackinggeneratortoRF RFboard TP6andcon nectaspectruman...

Page 14: ...RD Front side IF BOARD Rear side RF BOARD Rear side TP2 TP3 TP1 GND GND TP1 TP2 TP4 TP3 ANT IN BNC connector CT402 CT301 CT305 CT203 CT201 CT202 CT304 CT303 CT302 T206 T205 RV403 RV403 center tap COMMON RV401 CT401 TP5 TP6 TP7 TP10 ...

Page 15: ... LCD bias terminal 28 30 VLC0 2 LCD bias terminal 31 VSS Ground 32 62 S0 30 O LCD segment output 63 Not used Open 64 AM O AM mode output H AM mode 65 NFM O NFM mode output H NFM mode 66 IF 1 O IF selection output 67 RF O RF selection output 68 MAIN O Main power supply ON OFF control 69 FILTER O Serial latch output for filter selection 70 PLL O Serial latch output for PLL selection 71 ROM O Clock o...

Page 16: ...Squelch detection input L 88 RTS I RTS input from RS232C interface 89 CONNECT I PC connect check signal input 90 REMOTE I PC connect check signal input 91 Not used Open 92 Not used Open 93 98 KR5 0 I Key matrix input 99 VSS Ground 100 COMP N I NFM AM S curve voltage input A D input ...

Page 17: ... 17 18 ICF SC1 SC1PC Signal path F 5 2 BLOCK DIAGRAM ...

Page 18: ... less unless otherwise specified U B Line Power voltage is dc 6 V and fed with regulated dc power supply from external power voltage jack J402 Voltages are dc with respect to ground under no signal detuned conditions no mark WFM AM NFM AM NFM NFM Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path F r Refer to page 33...

Page 19: ... are in µF unless otherwise noted pF µµF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified U B Line Power voltage is dc 6 V and fed with regulated dc power supply from external power voltage jack J402 Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark WFM AM NFM AM ...

Page 20: ...s are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path F Note X parts extracted from the component side D Chip components extracted from the rear side r Through hole b Pattern from the side which enables seeing The other layers patterns are not indicated Caution Pattern face side Parts on the pattern face side seen from Conduct...

Page 21: ...oltage is dc 6 V and fed with regulated dc power supply from external power voltage jack J402 Voltages are dc with respect to ground under no signal detuned conditions no mark WFM AM NFM AM NFM NFM Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path F r Refer to page 33 for IC Block Diagrams ICF SC1 SC1PC 5 9 SCHEMATI...

Page 22: ...IF TUNE EARTH IF AFCW AFCJ DET FILTER VCC MUTE MIX OUT EARTH FM IN NC AM RF FM RF REG FM OSC AFC AM OSC DISCRI EARTH IC301 MB1511 PFV EF BINARY 11BIT PROGRAMABLE COUNTER BINARY 7BIT SWALLOW COUNTER CONTROL CIRCUIT PRESCALER CIRCUIT 18BIT LATCH 15BIT LATCH BINARY 14BIT REFERENCE COUNTER SWITCH PHASE COMPARATPR MONITOR FREQUENCY SELECT CIRCUIT ANALOG SWITCH CHAGE PUMP OSCILLATOR 19BIT SIFT RESISTER ...

Page 23: ...P GND VCC HOLD SCK SI OUTPUT BUFFER MODE DECODE LOGIC DATA REGISTER CLOCK GENERATOR ADDRESS DECODER STATUS REGISTER MEMORY ARRAY 1024 2048 4096 8192X8 2 19 3 18 4 17 5 16 6 15 7 14 8 13 9 12 10 11 1 20 VDD C1 VCC C1 C5 C5 DIN1 DIN2 ROUT1 ROUT2 C4 GND C4 VSS STBY VCHA DOUT1 DOUT2 RIN1 RIN2 ...

Page 24: ...025 927 01 SPACER B 13 1 694 377 11 CONDUCTIVE BOARD CONNECTION 14 3 020 632 01 PLATE LIGHT GUIDE 15 3 024 792 01 PLATE CONTACT 16 1 783 112 11 CORD 17 3 713 790 21 SCREW M2X6 TAPPING P3 18 3 026 576 01 CUSHION D 19 A 3679 950 A RF BOARD COMPLETE 20 3 020 634 01 CHASSIS 21 1 783 379 11 CABLE FLEXIBLE FLAT 22 CORE 22 3 025 928 01 CUSHION A 23 3 020 636 01 LUG BNC 24 3 020 637 01 FRAME 25 3 020 635 ...

Page 25: ...C CHIP 0 01uF 10 25V C430 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C431 1 162 919 11 CERAMIC CHIP 22PF 5 50V C432 1 164 357 11 CERAMIC CHIP 1000PF 5 50V C433 1 162 919 11 CERAMIC CHIP 22PF 5 50V C434 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C435 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C436 1 135 259 11 TANTAL CHIP 10uF 20 6 3V C437 1 162 920 11 CERAMIC CHIP 27PF 5 50V C438 1 162 970 11 CERAMIC CHIP ...

Page 26: ...44EUA T106 Q407 8 729 029 14 TRANSISTOR DTC144EUA T106 Q408 8 729 029 14 TRANSISTOR DTC144EUA T106 Q409 8 729 029 14 TRANSISTOR DTC144EUA T106 Q410 8 729 800 71 TRANSISTOR 2SB815B7 TB Q411 8 729 029 14 TRANSISTOR DTC144EUA T106 Q412 8 729 106 60 TRANSISTOR 2SB1115A Q413 8 729 823 86 TRANSISTOR 2SA1745 Q414 8 729 117 32 TRANSISTOR 2SC4177 Q415 8 729 800 71 TRANSISTOR 2SB815B7 TB Q416 8 729 800 71 T...

Page 27: ...50K VOL VIBRATOR X401 1 767 754 11 VIBRATOR CRYSTAL 44 545MHz X402 1 767 752 11 VIBRATOR CRYSTAL 34 3MHz VIBRATOR XF401 1 767 753 11 FILTER CRYSTAL XF402 1 767 753 11 FILTER CRYSTAL A 3679 948 A MICROCOMPUTER BOARD COMPLETE SC1PC A 3679 949 A MICROCOMPUTER BOARD COMPLETE SC1 1 694 377 11 CONDUCTIVE BOARD CONNECTION 3 020 632 01 PLATE LIGHT GUIDE 3 020 633 01 CASE LCD 3 025 927 01 SPACER B CAPACITO...

Page 28: ...4 DIODE MA8180 SC1PC D613 8 719 017 94 DIODE MA8180 SC1PC D614 8 719 017 94 DIODE MA8180 SC1PC D615 8 719 017 94 DIODE MA8180 SC1PC D616 8 719 017 94 DIODE MA8180 SC1PC D617 8 719 017 94 DIODE MA8180 SC1PC IC IC601 8 759 168 49 IC RN5RL40AA T1 IC602 8 759 526 80 IC RN5VT20AA TL IC603 8 759 526 81 IC RN5VL42AA TL IC604 8 759 541 37 IC uPD78064BGC A08 8EU IC605 8 759 495 14 IC AT25160N 10SC2 7T2 5 I...

Page 29: ...5 1 16W R664 1 216 821 11 METAL CHIP 1K 5 1 16W R665 1 216 821 11 METAL CHIP 1K 5 1 16W R666 1 216 821 11 METAL CHIP 1K 5 1 16W R668 1 216 821 11 METAL CHIP 1K 5 1 16W R669 1 216 821 11 METAL CHIP 1K 5 1 16W R670 1 216 821 11 METAL CHIP 1K 5 1 16W R671 1 216 821 11 METAL CHIP 1K 5 1 16W R672 1 216 821 11 METAL CHIP 1K 5 1 16W R673 1 216 857 11 METAL CHIP 1M 5 1 16W R674 1 216 841 11 METAL CHIP 47K...

Page 30: ...C CHIP 0 001uF 10 50V C205 1 162 915 11 CERAMIC CHIP 10PF 0 5PF 50V C206 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C207 1 162 927 11 CERAMIC CHIP 100PF 5 50V C208 1 162 927 11 CERAMIC CHIP 100PF 5 50V C209 1 164 357 11 CERAMIC CHIP 1000PF 5 50V C210 1 162 919 11 CERAMIC CHIP 22PF 5 50V C211 1 164 357 11 CERAMIC CHIP 1000PF 5 50V C212 1 164 357 11 CERAMIC CHIP 1000PF 5 50V C213 1 162 927 11 CERAMIC ...

Page 31: ...7 11 CERAMIC CHIP 100PF 5 50V C366 1 162 927 11 CERAMIC CHIP 100PF 5 50V C907 1 162 927 11 CERAMIC CHIP 100PF 5 50V C916 1 162 927 11 CERAMIC CHIP 100PF 5 50V C917 1 162 927 11 CERAMIC CHIP 100PF 5 50V C918 1 162 927 11 CERAMIC CHIP 100PF 5 50V C919 1 162 927 11 CERAMIC CHIP 100PF 5 50V C920 1 162 927 11 CERAMIC CHIP 100PF 5 50V C921 1 162 927 11 CERAMIC CHIP 100PF 5 50V CONNECTOR CN201 1 770 875 ...

Page 32: ...R104 1 216 821 11 METAL CHIP 1K 5 1 16W R105 1 216 821 11 METAL CHIP 1K 5 1 16W R106 1 216 821 11 METAL CHIP 1K 5 1 16W R107 1 216 821 11 METAL CHIP 1K 5 1 16W R108 1 216 821 11 METAL CHIP 1K 5 1 16W R109 1 216 821 11 METAL CHIP 1K 5 1 16W R110 1 216 821 11 METAL CHIP 1K 5 1 16W R111 1 216 821 11 METAL CHIP 1K 5 1 16W R112 1 216 821 11 METAL CHIP 1K 5 1 16W R113 1 216 821 11 METAL CHIP 1K 5 1 16W ...

Page 33: ...821 11 METAL CHIP 1K 5 1 16W R359 1 216 805 11 METAL CHIP 47 5 1 16W R360 1 216 843 11 METAL CHIP 68K 5 1 16W R362 1 216 805 11 METAL CHIP 47 5 1 16W R363 1 216 815 11 METAL CHIP 330 5 1 16W R364 1 216 800 11 RES CHIP 18 5 1 16W R365 1 216 815 11 METAL CHIP 330 5 1 16W R366 1 216 825 11 METAL CHIP 2 2K 5 1 16W R367 1 216 825 11 METAL CHIP 2 2K 5 1 16W R368 1 216 825 11 METAL CHIP 2 2K 5 1 16W R369...

Page 34: ... 45 HARDWARE LIST 1 7 685 534 14 SCREW BTP 2 6X8 TYPE2 N S 2 7 682 547 09 SCREW B 3X6 3 7 685 649 79 SCREW BTP 3X14 TYPE2 N S Ref No Part No Description Remark ...

Page 35: ... 46 ICF SC1 SC1PC 9 925 934 11 Sony Corporation Personal Mobile Communication Company 98C0220 1 Printed in Japan 1998 3 Published by Quality Assurance Dept ...

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