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3 7 63 1515 0
SERVICE MANUAL
02
2003
49812
KS-FX483R,KS-FX480R,
TE
L 13942296513
1
Important Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
2
Disassembly method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
3
Adjustment method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
4
Description of major ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
www
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http://www.xiaoyu163.com
CASSETTE RECEIVER
KS-FX43R
TP/PTY
SEL
DISP
STEERING REMOTE
Model
KS-FX483R
KS-FX480R
KS-FX43R
TABLE OF CONTENTS
x
ao
u163
y
i
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
http://www.xiaoyu163.com
2 9
8
Q Q
3
6 7
1 3
1 5
CD CHANGER CONTROL
7
8
9
10
11
12
Not Provided
Not provided
provided
co
.
KS-FX483R,KS-FX480R,KS-FX43R
9 4
2 8
Area Suffix
E -------- Continental Europe
EX ------------ Central Europe
0 5
8
2 9
9 4
2 8
FM
AM
SSM
CD-
CH
MO/RND
SCM
m
9 9
9 9
No.49812
2003/02
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Summary of Contents for JVC KS-FX483R
- Page 1 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 SERVICE MANUAL CASSETTE RECEIVER 49812 2003 KS-FX483R,KS-FX480R, KS-FX43R Area Suffix E -------- Continental Europe EX ------------ Central Europe L 13942296513 CD CHANGER CONTROL TP/PTY DISP MO/RND STEERING REMOTE Model Not Provided KS-FX483R KS-FX480R...
- Page 2 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 SECTION 1 Important Safety Precautions 1.1 Safety Precautions Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system.
- Page 3 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 SECTION 2 Disassembly method 2.1 Main body 2.1.1 Removing the front panel assembly (See Fig.1) (1) Press the release button and remove the front panel as- Front panel assembly sembly. Release button Fig.1 2.1.2 Removing the bottom cover...
- Page 4 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 2.1.4 Removing the heat sink (See Fig.4) • Prior to performing the following procedure, remove the front panel assembly. (1) Remove the two screws B and two screws C attaching the heat sink on the left side of the body, and remove the heat sink.
- Page 5 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 2.1.7 Removing the cassette mechanism assembly (See Fig.7) • Prior to performing the following procedure, remove the front Cassette mechanism assembly panel assembly, bottom cover, front chassis, heat sink, rear panel and main board.
- Page 6 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 2.1.9 Removing the relay board (See Fig.9) • Prior to performing the following procedure, remove the front Relay board CP722 panel assembly, bottom cover, front chassis, heat sink, rear panel, main board and cassette mechanism assembly.
- Page 7 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 2.1.11 Removing the switch (LCD & key) board (See Fig.11~13) • Prior to performing the following procedure, remove the front panel assembly. (1) Remove the four screws M attaching the rear cover on the back of the front panel assembly.
- Page 8 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 2.2 Cassette mechanism assembly • Prior to performing the following procedures, remove the head 2.2.4 Removing the playback head amplifier board, the relay board and the mechanism bracket. (See Fig.2) • Prior to performing the following procedure, remove the direc- 2.2.1 Removing the direction switch board...
- Page 9 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 2.2.6 Removing the cassette hanger / cassette holder Cassette holder (See Fig.3) Return link Joint i • Prior to performing the following procedure, remove the FF / Cassette hanger REW lever assembly. Eject lever (1) From the rear of the unit, bend the two tabs f outwards and disengage the two joints g in the direction of the arrow.
- Page 10 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 2.2.9 Removing the Flywheel (BF) and (BR) assembly 2.2.10 Removing the reel base assembly (See Fig.4 and 5) (See Fig.5 and 6) • Prior to performing the following procedure, remove the cas- (1) Raise the part k of the reel base assembly slightly and re- sette hanger / cassette holder.
- Page 11 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 2.2.11 Removing the mute switch board Cassette mechanism assembly Rower switch (See Fig.8) (1) Unsolder the two wires l on the mute switch board on the Soldering l Motor assembly back of the cassette mechanism assembly.
- Page 12 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 SECTION 3 Adjustment method Test instruments reqired for adjustment Standard volume position 1. Digital oscilloscoe(100MHz) Balance and Bass, Treble volume, Fader 2. Frequency counter meter :Center(Indication"0") 3. Electric voltmeter Loudness, Dolby NR, Sound, Cruise: Off 4.
- Page 13 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 Information for using a car audio service jig 1. For 1995 and 1996, we're advancing efforts to make our extension cords common for all car audio products. Please use this type of extension cord as follows.
- Page 14 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 Arrangement of adjusting & test points Cassette mechanism (Surface) Motor assembly Tape speed adjust Playback head Azimuth screw L 13942296513 Head section view Head azimuth screw Fixed screw Playback head Height adjusting screw a...
- Page 15 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 Mechanism adjustment section Item Adjusting & Confirmation Methods Adjust Std. Value 1. Head azimuth "Head Height Adjustment" Note Adjust the azimuth directly. When you adjust the height us- A Line ing a mirror tape, remove the cassette housing from the mechanism chassis.
- Page 16 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 SECTION 4 Description of major ICs 4.1 AN80T05LF (IC961) : Regulator • Pin layout & Block diagram Reference Voltage ASO & Peak Current Protection Thermal Protection Drive Drive Drive Drive Drive L 13942296513 MODE2 MODE1 5.6V...
- Page 17 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 4.2 HD74HC126FP-X (IC751) : Buffer • Pin layout • Pin function Input Output Note: H:High level L:Low level X:Irrelevant Z:Off(High-impedance) State a 3-state input • Block diagram Output Input L 13942296513 Output Sample as Load Circuit 1...
- Page 18 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 4.4 LA4743K (IC941) : Power amp. • Block diagram 2200 F 0.022 F Vcc 1/2 Vcc 3/4 IN 1 OUT 1+ 0.22 F OUT 1- PWR GND1 Protective circuit OUT 2+ IN 2 OUT 2- 0.22 F...
- Page 19 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 • Pin layout • Pin function Pin No. Symbol Function Header of IC Power GND Outpur(-) for front Rch STDBY Stand by input Output (+) for front Rch Power input Output (-) for rear Rch...
- Page 20 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 4.5 LC75823W (IC651) : LCD driver • Pin Layout 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 L 13942296513 •...
- Page 21 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 4.6 SAA6579T-X(IC761): RDS detecter • Pin layout QUAL DATA Vref OSCO OSCI TEST SCOUT MODE • Block diagram ANTI- 57 kHz OSCILLATOR QUALITY BIT RECONSTRUCTION ALIASING BAND PASS GENERATOR FILTER FILTER (8th ORDER)
- Page 22 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 4.7 TEA6320T-X (IC911) : E.volume • Pin layout OUTRR OUTLR OUTLF OUTRF Vref MUTE CD-CH TAPE TUNER • Block diagram VOLUME 2 MUTE 0 to 55 dB FUNCTION BALANCE ZERO CROSS FENDER REAR...
- Page 23 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 • Pin functions Pin No. Symbol Functions Serial data input/output. Ground. OUTLR output left rear. OUTLF output left front. Treble control capacitor left channel or input from an external equalizer. Bass control capacitor left channel or output to an external equalizer.
- Page 24 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 4.8 UPD178078GF-595 (IC701): System CPU • Pin Layout • Pin function Pin No. Symbol Function Power save 1 Power save 2 No use J-BUS I/O J-BUS communication I/O port J-BUS IN J-BUS communication input...
- Page 25 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 Pin No. Symbol Function AM E0 PLL error output for AM FM E0 PLL error output for FM IC(VPP) Setting to write for flsh RESET System reset RDS CK Clock output for RDS...
- Page 26 KS-FX483R,KS-FX480R,KS-FX43R 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.49812) Printed in Japan 200302WPC http://www.xiaoyu163.com...
- Page 27 KS-FX483R/KS-FX480R KS-FX43R 3 7 63 1515 0 SCHEMATIC DIAGRAMS CASSETTE RECEIVER KS-FX483R/KS-FX480R KS-FX43R CD-ROM No.SML200302 L 13942296513 CD CHANGER CONTROL TP/PTY DISP MO/RND STEERING REMOTE Model Area Suffix Not Provided KS-FX483R E -------- Continental Europe KS-FX480R Not provided EX ------------ Central Europe...
- Page 28 KS-FX483R/KS-FX480R KS-FX43R 3 7 63 1515 0 Safety precaution Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. L 13942296513 u163 http://www.xiaoyu163.com...
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Page 29: Block Diagram
KS-FX483R/KS-FX480R KS-FX43R Block diagram 3 7 6 3 1 5 1 5 0 DIRECTION BOARD CP722 MAIN MOTOR RELAY BOARD HEAD MUTE SWITCH CP721 TAPE/RADIO SW PROG-SW SPEAKER CONNECTOR LINE REAR OUT CJ901 CN902 CP981 J931 Lch Front Lch Rear... - Page 30 KS-FX483R/KS-FX480R KS-FX483R/KS-FX480R KS-FX43R KS-FX43R 3 7 6 3 1 5 1 5 0 Standard schematic diagrams Main amp section IC941 LA4743K C951 C952 C947 0.22/50 R141 QNZ0100-002 C761 0.022 R251 C251 1/50 C253 1/50 R142 C948 R151 C151 C153 1/50 0.22/50...
- Page 31 KS-FX483R/KS-FX480R KS-FX43R 3 7 6 3 1 5 1 5 0 LCD & Key control section To Main amp section CJ 701 VMC0335-001 CP701 1 3 9 4 2 2 9 6 5 1 3 D655 MA152WK-X COM1 R651 COM2 1.5k...
- Page 32 KS-FX483R/KS-FX480R KS-FX483R/KS-FX480R KS-FX43R KS-FX43R 3 7 6 3 1 5 1 5 0 Head amp section CJ901 QGA2002C1-05 IC901 UPC1228HA 1 3 9 4 2 2 9 6 5 1 3 C103 C203 R104 R204 330k 330k 100p 100p...
- Page 33 KS-FX483R/KS-FX480R KS-FX43R 3 7 63 1515 0 Printed circuit boards Main board Reverse side L961 J931 R970 D961 J751 C965 R136 R236 B106 CN901 CP981 R132 D931 C946 R232 D932 C112 C941 B201 B109 B202 C952 B132 R961 B203...
- Page 34 KS-FX483R/KS-FX480R KS-FX43R 3 7 63 1515 0 Front board Forward side D601 S621 S601 R611 D606 D616 R618 S604 D619 R617 S620 S603 S608 D605 D617 R603 R616 R602 S602 R615 S618 S605 D604 D620 D618 S619 LCD1 D608...
- Page 35 KS-FX483R/KS-FX480R KS-FX43R 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...
- Page 36 KS-FX483R/KS-FX480R KS-FX43R 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY 10-1,1Chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.49812SCH) 2003/02 http://www.xiaoyu163.com...
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Page 37: Parts List
KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 PARTS LIST [ KS-FX483R ] [ KS-FX480R ] [ KS-FX43R ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix E------------ Continental Europe EX --------------- Central Europe... - Page 38 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
- Page 39 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Description Parts number Parts name Q'ty Area --------------------- CDS-363SJ1 1 NEW MECHA VKL7821-001 EJECT LEVER QYSPSPT2625Z MINI SCREW QYSDSP2604Z SCREW 4 MECHA+M.BKT QYSDST2605Z SCREW 2 PCB+MECHA...
- Page 40 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Parts number Parts name Q'ty Description Area FSJK3033-001 L.C.D.LENS L.C.D.CASE GE30309-002A FSKS3020-003 LENS CASE FSYH4075-004 LIGHTING SHEET 1 FX480R FSYH4075-003 LIGHTING SHEET 1 FX483R/FX43R GE30627-001A...
- Page 41 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Cassette mechanism assembly and parts list Block No. CDS-363SJ1 L 13942296513 u163 http://www.xiaoyu163.com...
- Page 42 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Parts list (Cassette mechanism) Block No. MPMM Item Parts number Parts name Q'ty Description Area X-0363-1001S MAIN CHASSIS AS X-0363-1002S HEAD PLATE ASSY X-0363-1004S FR CONV ARM (A) X-0363-6001S REEL BASE ASSY X-0363-6007S...
- Page 43 MOTOR ASSY 1-0363-7001S MUTE SW 1-0363-7002S SLIDE SW SLIDE SW PWB 1-0363-7008S L 13942296513 1-0036-7016S HEAD 1-0363-7005S POWER SW 1-0036-7089S 6P WIRE ASY(JVC 1-0036-7088S 5P WIRE ASY(JVC 2-1816-0032-E8S MYLAR WASHER(S) 2-1812-0030-D2S POLY WASHER(S) PSW(REEL) 1-0036-5024S 2-1712-0050-16S E RING 2-1712-5060-16S E RING...
- Page 44 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Grease point 1/2 Grease FL-942 SW-902 SW-522B FG-84M CFD-409 Reverse side L 13942296513 u163 http://www.xiaoyu163.com...
- Page 45 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Grease point 2/2 L 13942296513 u163 http://www.xiaoyu163.com...
- Page 46 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area B 212 NRS181J-100X MG RESISTOR 2.2MF 20% 50V C 763 QEKJ1HM-225Z E CAPACITOR .10MF 20% 50V...
- Page 47 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area D 964 1SS355-X DIODE R 24 NRS181J-102X MG RESISTOR D 965...
- Page 48 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area R 731 NRSA63J-472X MG RESISTOR INTI. RES. R 732 NRSA63J-473X MG RESISTOR INTI. RES. R 733 NRS181J-473X MG RESISTOR...
- Page 49 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Electrical parts list (Mecha board) Block No. 02 Item Remarks Parts number Parts name Area C 101 QDGB1HK-821Y C CAPACITOR C 102 QEKJ1HM-474Z E CAPACITOR .47MF 20% 50V C 103 QCBB1HK-101Y C CAPACITOR...
- Page 50 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Block No. 03 Electrical parts list (Front board) Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area C 651 NCB31EK-103X C CAPACITOR R 637 NRSA02J-122X MG RESISTOR FX483R/FX43R...
- Page 51 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 < M E M O > L 13942296513 u163 3-15 http://www.xiaoyu163.com...
- Page 52 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Packing materials and accessories parts list Block No. Block No. L 13942296513 KIT : A9~A13 A1~A4 A5~A8 u163 3-16 http://www.xiaoyu163.com...
- Page 53 KS-FX483R/KS-FX480R/KS-FX43R 3 7 63 1515 0 Parts list (Packing) Block No. M3MM Item Description Parts number Parts name Q'ty Area FSPG4002-001 POLY BAG 2 FX483R/FX480R FSPG4002-001 POLY BAG 1 FX483R/FX480R FSPG4002-001 POLY BAG 2 FX43R QPA00801205 POLY BAG POLY BAG...