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JVC KS-FX2200 Service Manual
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JVC KS-FX2200 Service Manual

JVC KS-FX2200 Service Manual

Cassette receiver
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3 7 63 1515 0
SERVICE MANUAL
01
2003
49770
TE
L 13942296513
1
Important Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
2
Disassembly method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
3
Adjustment method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
4
Description of major ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
www
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http://www.xiaoyu163.com
CASSETTE RECEIVER
KS-FX220
S.BASS
DISP
TABLE OF CONTENTS
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u163
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COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
http://www.xiaoyu163.com
2 9
8
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3
6 7
1 3
1 5
SEL
7
8
9
10
11
co
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9 4
2 8
Area Suffix
J
Northern America
0 5
8
2 9
9 4
2 8
12
MO/RND
SCM
m
KS-FX220
9 9
9 9
No.49770
2003/01

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Summary of Contents for JVC KS-FX2200

  • Page 1 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 SERVICE MANUAL CASSETTE RECEIVER 49770 2003 KS-FX220 Area Suffix Northern America L 13942296513 S.BASS DISP MO/RND TABLE OF CONTENTS Important Safety Precautions ............1-2 Disassembly method .
  • Page 2 http://www.xiaoyu163.com KS-FX220 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. L 13942296513 u163 1-2 (No.49770)
  • Page 3 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 SECTION 2 Disassembly method 2.1 Main body 2.1.1 Removing the front panel unit (See Fig.1) (1) Press the release switch and remove the front panel unit in Front panel assembly the direction of the arrow. Eject button Fig.1 2.1.2 Removing the bottom cover...
  • Page 4 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 2.1.4 Removing the heat sink (See Fig.4) (1) Remove the four screws B attaching the heat sink on the left side of the body, and remove the heat sink. Heat sink Fig.4 2.1.5 Removing the rear panel (See Fig.5 ) •...
  • Page 5 http://www.xiaoyu163.com KS-FX220 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 chassis, the heat sink, bottom cover and the main amplifier board assembly. (1) Remove the four screws F attaching the cassette mecha- nism assembly from the top cover.
  • Page 6 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 2.1.9 Removing the chassis assembly (See Fig.9,10) • Prior to performing the following procedure, remove the front Relay board chassis, the bottom cover, the heat sink, the main board as- CP722 sembly , the cassette mechanism assembly and the head am- plifier board.
  • Page 7 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 2.1.10 Removing the (LCD & key) control switch board (See Fig.11~13) • Prior to performing the following procedure, remove the front panel assembly. (1) Remove the four screws J attaching the rear cover on the back of the front panel assembly.
  • Page 8 http://www.xiaoyu163.com KS-FX220 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 tion switch board and the FF / REW lever assembly.
  • Page 9 http://www.xiaoyu163.com KS-FX220 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 http://www.xiaoyu163.com KS-FX220 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 http://www.xiaoyu163.com KS-FX220 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. (2) Remove the screw H attaching the mute switch board.
  • Page 12 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 SECTION 3 Adjustment method Test Instruments reqired for adjustment Standard volume position 1. Digital osclloscope(100MHz) Balance and Bass,Treble volume .Fader 2. Frequency Counter meter :Center(Indication"0") 3. Electric voltmeter Loudness,Dolby NR,Sound,Cruise:Off 4. Wow & flutter meter Volume position is about 2V at speaker output with 5.
  • Page 13 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 Arrangement of Adjusting & Test points Cassette mechanism (Surface) Motor assembly Tape speed adjust Playback head Azimuth screw Head section view L 13942296513 Head azimuth screw Fixed screw Playback head Height adjusting screw a Height adjusting screw c Height adjusting screw b u163...
  • Page 14 http://www.xiaoyu163.com KS-FX220 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 A Line using a mirror tape, remove the cassette housing from the mechanism chassis.
  • Page 15 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 SECTION 4 Description of major ICs 4.1 LC75823W (IC651) : LCD driver • Pin Layout & Symbol 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 16 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 4.2 LC72362N-9B39 (IC701) : Micon • Pin layout 24 - 1 41 - 64 • Pin functions Symbol Function Symbol Function - Non connect I Crystal oscillator - Non connect - To GND - Non connect J BUS SI I Bus serial data input from CP751...
  • Page 17 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 4.3 AN80T05LF (IC781) : Regulator • Pin layout & Block diagram Reference Voltage ASO & Peak Current Protection Thermal Protection Drive Drive Drive Drive Drive MODE2 MODE1 5.6V 8.7V 8.7V 8.7V • Pin function Pin No.
  • Page 18 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 4.5 LC75421M-X (IC931): E. volume • Pin layout • Block diagram L 13942296513 u163 1-18 (No.49770) http://www.xiaoyu163.com...
  • Page 19 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 • Pin functions Pin No Symbol Function Serial data input terminal for control Chip enable terminal LROUT Rear Lch fader output terminal LFOUT Front Lch fader output terminal LFIN Front Lch input terminal LOUT C &...
  • Page 20 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 4.6 LA4743K (IC981) : 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 PWR GND2...
  • Page 21 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 • Terminal 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 Power GND Output (+) for rear Rch RIPPLE...
  • Page 22 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 4.7 HD74HC126P (IC751) : Changer control • Pin arrangement • Pin function Input Output ( TOP VIEW ) • Block diagram L 13942296513 u163 1-22 (No.49770) http://www.xiaoyu163.com...
  • Page 23 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 L 13942296513 u163 (No.49770)1-23 http://www.xiaoyu163.com...
  • Page 24 http://www.xiaoyu163.com KS-FX220 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.49770) Printed in Japan 200301WPC http://www.xiaoyu163.com...
  • Page 25 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 SCHEMATIC DIAGRAMS CASSETTE RECEIVER KS-FX220 CD-ROM No.SML200301 S.BASS L 13942296513 DISP MO/RND Area Suffix Northern America Contents Block diagrams Standard schematic diagrams Printed circuit boards 2-8,9 u163 No.49770SCH COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD. 2003/01 http://www.xiaoyu163.com...

  • Page 26: Safety Precaution

    http://www.xiaoyu163.com 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...
  • Page 27 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 28 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 Standard schematic diagrams Main amp section QAU0281-001 QNZ0009-001 1SS119-041 D973 4.7uH MUTE R761 BUS.INT R763 BUS.SCK R752 R774 1.5K KTA1267/YG/-T 2SA1706/ST/-T C772 R773 2.2/50 R772 C773 C786 220/10 0.001 KRC102M-T Q772 0.01 KTC3199/GL/-T Q771 KTC3199/GL/-T BUS.I/O...
  • Page 29 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 Q989 KRA102M-T ACC.MUTE Q972 KRA102M-T 9-041 MUTE2 CJ921 QNN0519-001 R163 R164 D161 R165 1SS119-041 2.2K D261 R265 R757 1SS119-041 2.2K R263 R264 R758 Parts are safety assurance parts. CP751 TUNER SIGNAL QNZ0095-001 When replacing those parts make sure to use the specified one.
  • Page 30 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 LCD & Key control section VMC0335-001 CP701 L 13942296513 D655 MA152WK-X D654 MA152WK-X MA152WA-X D653 D652 MA152WA-X IC652 RPM6938-SV4 S601 S608 S615 u163 http://www.xiaoyu163.com...
  • Page 31 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 L 13942296513 COM1 R651 COM2 1.5k COM3 IC651 C651 0.01 C652 LC75823W 4.7/6.3 R652 D652 C653 CLOCK 680p MA152WA-X DATA R601 R602 R603 R604 R605 1.2k S603 S601 S604 S606 S602 S605 R607 R608 R609 R610...
  • Page 32 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 Head amp section L 13942296513 CP722 QGA2002F1-06 CP721 QGB1214K1-06S u163 http://www.xiaoyu163.com...
  • Page 33 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 CJ901 QGA2002C1-05 IC901 UPC1228HA C203 C103 R104 R204 L 13942296513 330k 330k 100p 100p TAPE SIGNAL C901 CP901 QGB1214K1-06S u163 http://www.xiaoyu163.com...
  • Page 34 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 Printed circuit boards Main board CP981 L981 C981 CJ921 D981 CP751 CN901 R787 C986 C983 C132 D771 C133 C940 C931 R771 C997 R721 C942 C996 R941 C933 R722 C934 R992 C250 C231 C941 R997 C994 R231...
  • Page 35 http://www.xiaoyu163.com KS-FX220 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 S606 D615 D610 D614...
  • Page 36 http://www.xiaoyu163.com KS-FX220 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.49770SCH) 2003/01 http://www.xiaoyu163.com...

  • Page 37: Parts List

    http://www.xiaoyu163.com KS-SX220 3 7 63 1515 0 PARTS LIST [ KS-FX220 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix J -------------- Northern America L 13942296513 - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1) 3- 5 Cassette mechanism assembly and parts list (Block No.MP) 3-10...
  • Page 38 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 39 http://www.xiaoyu163.com KS-SX220 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Description Parts number Parts name Q'ty Area --------------- CDS-363SJ1 VKL7821-001 EJECT LEVER QYSPSPT2625Z MINI SCREW QYSDSP2604Z SCREW 4 MECHA+M.BKT QYSDST2605Z SCREW 2 PCB+MECHA BKT GE20134-001A MECHA BRACKET TOP CHASSIS GE10043-007A...
  • Page 40 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Parts number Parts name Q'ty Description Area GE30615-001A NAME PLATE QNZ0440-001 RUBBER CONNECTOR GE40136-001A IC BRACKET QMFZ047-150-T FUSE GE30382-013A REAR BRACKET QYSDST2606Z SCREW 1 REAR BKT+ANT JA QYSDSF2606Z SCREW 2 REAR BKT+15P CN...
  • Page 41 http://www.xiaoyu163.com KS-SX220 3 7 63 1515 0 Cassette mechanism assembly and parts list Block No. CDS-363SJ1 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 42 X-0363-6006S DETECTOR CAM AS REEL SPINDLE AS X-0363-2005S X-0363-1019S EJ.CAM LOCK ASY 1-0363-6010S FLYWHEEL ASSY F 1-0363-6011S FLYWHEEL ASSY R 1-0036-1065S FF LEVER(JVC) 1-0036-1066S REW LEVER(JVC) 1-0036-1007S EJECT LEVER LOCK ARM 1-0036-1013S 1-0036-1015S SPG SUPPORT PLT 1-0036-1018S CENTER PLATE CHANGE LEVER(B)
  • Page 43 X-0363-7006S 1-0363-7001S MUTE SW 1-0363-7002S SLIDE SW 1-0363-7008S SLIDE SW PWB 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 http://www.xiaoyu163.com KS-FX220 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 http://www.xiaoyu163.com KS-SX220 3 7 63 1515 0 Grease point 2/2 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 46 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Remarks Item Parts number Parts name Remarks Area Parts number Parts name Area QDX11EK-223Z C CAPACITOR C 982 QERF1CM-476Z E CAPACITOR 47MF 20% 16V QEKJ1HM-104Z E CAPACITOR .10MF 20% 50V...
  • Page 47 http://www.xiaoyu163.com KS-SX220 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 Q 161 2SD2144S/VW/-T TRANSISTOR REAR R 756 QRE141J-101Y C RESISTOR 100 5% 1/4W Q 261 2SD2144S/VW/-T TRANSISTOR...
  • Page 48 http://www.xiaoyu163.com KS-FX220 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 100PF 10% 50V C 104 QEKJ0JM-476Z...
  • Page 49 http://www.xiaoyu163.com KS-SX220 3 7 63 1515 0 Electrical parts list (Front board) Block No. 03 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area C 651 NCB31EK-103X C.CAPACITOR S 604 NSW0124-001X TACT SW C 652 NBE20JM-475X TS E CAPACITOR S 605...
  • Page 50 http://www.xiaoyu163.com KS-FX220 3 7 63 1515 0 Packing materials and accessories parts list Block No. Block No. L 13942296513 A1~A7 KIT : A8~A12 u163 3-14 http://www.xiaoyu163.com...
  • Page 51 BT-51018-3 WARRANTY CARD 1 FOR J BT-52006-2 WARRANTY CARD 1 FOR C BT-51028-2 J=REGIST CARD 1 FOR J BT-20071B JVC CENTER LIST 1 FOR C VKZ4027-202 PLUG NUT VKH4871-001SS MOUNT BOLT A 10 VKZ4328-001 LOCK NUT 1 FOR M5 WASHER...