JVC KS-FX711 Service Manual

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3 7 63 1515 0

SERVICE MANUAL

L 13942296513

Contents

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CASSETTE RECEIVER

KS-FX711/KS-FX511

KS-FX711

LOU D

SEL

DISP

KS-FX511

LOU D

SEL

DISP

Safety precaution

Disassembly method

Adjustment method

Description of major ICs

2002 VICTOR COMPANY OF JAPAN, LTD.

http://www.xiaoyu163.com

KS-FX711

CD CHANGER CONTROL

Multi

Music

Scan

RND

RPT

MODE

Q Q

6 7

1 3

KS-FX511

CD CHANGER CONTROL

Multi

Music

Scan

RPT

RND

MODE

SCM

u163

KS-FX711/KS-FX511

2 9

9 4

2 8

TAPE

FM/AM

S SM

CD-

SCM

1 5

0 5

2 9

9 4

TAPE

FM/AM

S SM

CD-

Area Suffix

1-2

1-3

1-18

1-22

9 9

2 8

9 9

Other areas

No.49713

Mar. 2002

Summary of Contents for JVC KS-FX711

Page 1 KS-FX711/KS-FX511 3 7 63 1515 0 SERVICE MANUAL CASSETTE RECEIVER KS-FX711/KS-FX511 KS-FX711 KS-FX711 TAPE CD CHANGER CONTROL LOU D FM/AM Multi S SM Music Scan DISP MODE L 13942296513 KS-FX511 KS-FX511 TAPE CD CHANGER CONTROL LOU D FM/AM Multi...
Page 2 KS-FX711/KS-FX511 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 3 KS-FX711/KS-FX511 3 7 63 1515 0 Disassembly method <Main body> Removing the front panel assembly (See Fig.1) Press the eject button in the lower right part of the front panel. Remove the front panel assembly from the body. Front panel assembly Eject button Fig.1...
Page 4 KS-FX711/KS-FX511 3 7 63 1515 0 Removing the heat sink (See Fig.4) Remove the three screws A on the left side of the body. Heat sink Fig.4 Joints b Removing the bottom cover (See Fig.5 and 6) Bottom cover...
Page 5 KS-FX711/KS-FX511 3 7 63 1515 0 Removing the main board Rear bracket (See Fig.7) Prior to performing the following procedure, remove the front panel assembly, the front chassis assembly, the heat sink and the bottom cover. Remove the screw B, the five screws C and the two screws D attaching the rear bracket on the back of the body.
Page 6 KS-FX711/KS-FX511 3 7 63 1515 0 Removing the control switch board (See Fig.10 to 12) Prior to performing the following procedure, remove the front panel assembly. Remove the four screws G attaching the rear cover on the back of the front panel assembly.
Page 7 KS-FX711/KS-FX511 3 7 63 1515 0 REFERENCE: Prior performing following procedures, turn the mode gear on the bottom of the body until the respective part comes to the EJECT position (Refer to Fig.1). Removing the cassette guide (See Fig.2)
Page 8 KS-FX711/KS-FX511 3 7 63 1515 0 Cassette holder assembly Removing the cassette hanger assembly / cassette holder (See Fig.4 to 7) Check the mode is set to EJECT. Push down the Boss d Side bracket Cassette hanger front part of the cassette holder and move in the assembly direction of the arrow to release the joint c.
Page 9 KS-FX711/KS-FX511 3 7 63 1515 0 Removing the side bracket assembly Side bracket assembly (See Fig.8 to 10) Joint i Remove the screw A attaching the side bracket assembly. Joint j Detach the front side of the side bracket assembly upward and pull out forward to release the joint i and j in the rear.
Page 10 KS-FX711/KS-FX511 3 7 63 1515 0 Removing the pinch arm (F) assembly (See Fig.11 and 12) Remove the polywasher and pull out the pinch arm (F) assembly. Remove the compulsion spring. Polywasher Pinch arm Polywasher Pinch arm (F) assembly...
Page 11 KS-FX711/KS-FX511 3 7 63 1515 0 Removing the head / tape guide (See Fig.16 and 17) Slide chassis assembly REFERENCE: It is not necessary to remove the slide chassis assembly. Remove the band attaching the wire to the head.
Page 12 KS-FX711/KS-FX511 3 7 63 1515 0 Disassembling the flywheel assembly (F) (See Fig.20 and 21) Push and turn counterclockwise the spring holder (F) Flywheel assembly (F) Flywheel assembly (R) to release the three joints p on the bottom of the flywheel.
Page 13 KS-FX711/KS-FX511 3 7 63 1515 0 Removing the gear base arm / gear base Gear base arm Joint t link assembly (See Fig.25 to 27) Joints s Move the gear base arm in the direction of the arrow. Hook u...
Page 14 KS-FX711/KS-FX511 3 7 63 1515 0 Mode gear Mode switch actuator Removing the mode gear (See Fig.28 and 31) Remove the polywasher on the bottom and pull out the mode gear. Removing the mode switch actuator Polywasher (See Fig.28, 29 and 31) Pull out the mode switch actuator at the bottom.
Page 15 KS-FX711/KS-FX511 3 7 63 1515 0 Slot e' Removing the gear base assembly / take up gear / reflector gear (See Fig.32 to 34) Push in the pin d’ of the gear base assembly on the upper side of the body and move the reflector gear toward the bottom, then pull out.
Page 16 KS-FX711/KS-FX511 3 7 63 1515 0 Removing the side bracket assembly (See Fig.35 to 39) Remove the eject cam plate spring. Push the joint f‘ through the slot to remove the load rack downward. Joint f' Move the eject cam limiter in the direction of the arrow to release it from the boss g’...
Page 17 KS-FX711/KS-FX511 3 7 63 1515 0 Main motor Removing the main motor assembly / assembly sub motor assembly (See Fig.40 to 42) Reduction gear (B) Belt Reduction Remove the belt at the bottom. gear (A) Remove the polywasher and pull out the mode gear.
Page 18 KS-FX711/KS-FX511 3 7 63 1515 0 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 19 KS-FX711/KS-FX511 3 7 63 1515 0 Arrangement of adjusting & test points Cassette mechanism (Surface) Motor assembly Tape speed adjust Azimuth screw A (Forward) Playback head Azimuth screw B (Reverse) Head section view L 13942296513 Azimuth screw B Azimuth screw A...
Page 20 KS-FX711/KS-FX511 3 7 63 1515 0 Arrangment of adjusting VR402:Rch VR401:Rch (Dolby NR level adj) (Dolby NR Frequency response adj) Head amplifier board section (Reverse side) C419 C418 R412 C413 C416 C414 R416 C421 C422 R414 C412 VR401 Q401...
Page 21 KS-FX711/KS-FX511 3 7 63 1515 0 Mechanism adjustment section Item Adjusting & Confirmation Methods Adjust Std. Value 1. Tape running a) At Forward playmode, using mirror tape, make adjustment Azimuth adjustment with Azimuth screw A and Azimuth screw B, without curl of 4 screw A parts of head tape guide.
Page 22 KS-FX711/KS-FX511 3 7 63 1515 0 Description of major ICs AN80T05 (IC901) : Power regulator 1.Terminal layout & Block diagram Reference Voltage ASO & Peak Current Protection Thermal Protection Drive Drive Drive Drive Drive L 13942296513 MODE2 MODE1 5.6V 8.7V...
Page 23 KS-FX711/KS-FX511 3 7 63 1515 0 CXA2560Q (IC401) : Dolby B type noise reduction system with play back equalizer amp. 1.Pin layout & block diagram 7k/12k PBFB2 MSMODE 100k OFF/B PBRIN2 DRSW 300k MS MODE BIAS PBGND TAPESW MUTE...
Page 24 KS-FX711/KS-FX511 3 7 63 1515 0 LA4743K(IC301):Power AMP 1.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 25 KS-FX711/KS-FX511 3 7 63 1515 0 2.Terminal layout 3.Pin function LA4743K Pin No. Symbol Function Header of IC Power GND RFO- Outpur(-) for front Rch STBY Stand by input Output (+) for front Rch RFO+ Power input VCC1/2 RRO-...
Page 26 KS-FX711/KS-FX511 3 7 63 1515 0 LC72366-9A74 (IC701) : Micro controller 1. Pin layout 2. Pin function Pin No. Symbol Function Crystal oscillator input port Connect to GND Data input for J-BUS information J-BUS SI Data output for J-BUS information...
Page 27 KS-FX711/KS-FX511 3 7 63 1515 0 LC72366-9A74(2/2) Pin No. Port Name Function Main motor output, H:Transport L: Stop MOTOR Sub-motor output(+), Loading direction to transport output SUBMO+ Sub-motor output(-), Eject direction to transport output SUBMO- Non connection BEEP Switch for detecting to input cassette, L: Cassette in...
Page 28 KS-FX711/KS-FX511 3 7 63 1515 0 HD74HC126P (IC801) : Changer control 1.Pin arrangement 2. Pin function Input Output ( TOP VIEW ) 3. Block diagram L 13942296513 u163 1-28 http://www.xiaoyu163.com...
Page 29 KS-FX711/KS-FX511 3 7 63 1515 0 LC75823W (IC601) : LCD driver 1. 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 2.
Page 30 KS-FX711/KS-FX511 3 7 63 1515 0 TEA6320T-X (IC161) : E.volume 1.Pin layout 2.Block diagram VOLUME 2 MUTE 0 to 55 dB FUNCTION BALANCE OUTRR OUTLR ZERO CROSS FENDER REAR POWER DETECTOR OUTRF OUTLF SUPPLY VOLUME 1 BASS TREBLE +20 to -31 dB...
Page 31 KS-FX711/KS-FX511 3 7 63 1515 0 RPM6938-SV4(IC652) : LCD driver 1.Block diagram Comp Rout Detector conversion trimming circuit magnetic shield KIA7810PI (IC902) : Regulator 1.Pin layout 2.Block diagram 1 INPUT L 13942296513 1 2 3 3 OUTPUT 2 GND LB1641 (IC402) : DC motor driver 2.
Page 32 KS-FX711/KS-FX511 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED MOBILE ELECTRONICS DIVISION PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1Chome,Ohwatari-machi,Maebashi-city,371-8543,Japan 200203 (No.49713) http://www.xiaoyu163.com...
Page 33 KS-FX711/KS-FX511 3 7 6 3 1 5 1 5 0 OUTLR IC161 LINE TU_L TUNER OUTRR E.VOL TU_R PACK EO,FM/AMOSC,IFC,MONO IFREQ,S.METER,SD/ST SUBMO+ SUBMO+ IC402 MAIN SUBMO- DRIVER SUBMO- MOTOR OUTLF TAPE_L,TAPE_R OUTLR TAPEIN,MODE,REEL OUTRF MOTOR,STANDBY MOTOR EVOLCLK OUTRR EVOLDA...
Page 34 KS-FX711/KS-FX511 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...
Page 35 KS-FX711/KS-FX511 3 7 6 3 1 5 1 5 0 Standard schematic diagrams Tuner & Main amp section CJ321 QNN0170-001 QAU0257-001 IC301 LA4743K R353 R354 QNB0100-002 R343 R344 1/50 EVOLCLK 1/50 EVOLDA 4.7uH R321 C322 2.2/50 R341 C342 2.2/50...
Page 36 KS-FX711/KS-FX511 KS-FX711/KS-FX511 3 7 6 3 1 5 1 5 0 Head amp.& Mecha control section Q403 2SB1322/RS/-T R401 Q402 DTC114EKA-X CJ403 QGF1219F1-10 0.015 C411 R418 22/16 C409 1 3 9 4 2 2 9 6 5 1 3...
Page 37 KS-FX711/KS-FX511 3 7 6 3 1 5 1 5 0 LCD & Key control section LCD1 VMC0335-001 CP701 1 3 9 4 2 2 9 6 5 1 3 D655 MA152WK-TX COM1 R651 COM2 1.5k COM3 IC651 C651 0.01...
Page 38 KS-FX711/KS-FX511 KD-FX711/KS-FX511 3 7 6 3 1 5 1 5 0 Printed circuit boards Front board(Forward side) GEB10034A D601 R612 D657 S601 R601 S621 D619 D616 D606 R603 R611 S604 S620 S603 S608 D605 D617 S602 R602 PL601 S618...
Page 39: Parts List
KS-FX711/KS-FX511 3 7 63 1515 0 PARTS LIST [ KS-FX711 ] [ KS-FX511 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix U --------------------- Other Areas L 13942296513 - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1)
Page 40 KS-FX711/KS-FX511 3 7 63 1515 0 Exploded view of general assembly and parts list Block No. L 13942296513 u163 http://www.xiaoyu163.com...
Page 41 FSKS3010-001 FSKW4005-003 TORSION SPRING FSXP3026-002 RLS KNOB FSKW3002-004 COMP.SPRING FSJC3014-003 CASSETTE LID VKW4947-002 DOOR SPRING GE10039-002A FRONT PANEL 1 KS-FX711 L 13942296513 FRONT PANEL 1 KS-FX511 GE10039-001A FINDER ASSY 1 KS-FX711 GE30303-002A FINDER ASSY 1 KS-FX511 GE30303-003A FSJK3014-001 LIGHT LENS...
Page 42 1 REAR BKT+PIN JACK QYSDST2606Z SCREW 1 REAR BKT+CD IN QYSDST2606Z SCREW 1 REAR BKT+REG IC JACK FSYH4036-076 SHEET FSYH4036-077 SHEET 1 PRESET BUTTON FSYH4036-032 SHEET LCD MODULE 1 KS-FX511 LCD 1 QLD0211-002 LCD MODULE 1 KS-FX711 QLD0230-001 L 13942296513 u163 http://www.xiaoyu163.com...
Page 43 KS-FX711/KS-FX511 3 7 63 1515 0 Cassette mechanism assembly and parts list Block No. CDS-802JE1 L 13942296513 u163 http://www.xiaoyu163.com...
Page 44 KS-FX711/KS-FX511 3 7 63 1515 0 Parts list (Cassette mechanism) Block No. MPMM Item Description Parts number Parts name Q'ty Area X-0802-1009S MAIN CHASSIS AS X-0802-1002S SLIDE CHASSIS A X-0802-1003S SIDE BKT ASSY X-0802-1004S CASSETTE HANGER X-0802-1005S PINCH ARM F ASS...
Page 45 KS-FX711/KS-FX511 3 7 63 1515 0 Parts list (Cassette mechanism) Block No. MPMM Item Description Parts number Parts name Q'ty Area 1-0802-4007S GEAR BASE SPG 1-0802-4008S REEL DRIVER SPG 1-0802-4013S COMPULSION SPG 1-0802-5001S BELT 1-0802-5002S FELT 1 7.5*18.5*1.0 AZIMUTH SCREW...
Page 46 KS-FX711/KS-FX511 3 7 63 1515 0 Grease point 1/2 FG-84M MEA-512R MEN-223 SW-902 CFD-409 CFD-250H EP-56 SW-474B L 13942296513 u163 http://www.xiaoyu163.com...
Page 47 KS-FX711/KS-FX511 3 7 63 1515 0 Grease point 2/2 L 13942296513 u163 http://www.xiaoyu163.com...
Page 48 KS-FX711/KS-FX511 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 79 ISS254-T2 DIODE C 701 QDUB1HJ-270Y C CAPACITOR QERF1CM-106Z E CAPACITOR...
Page 49 KS-FX711/KS-FX511 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 L 718 QQL231K-470Y INDUCTOR R 331 QRE141J-273Y C RESISTOR 27K 5% 1/4W...
Page 50 KS-FX711/KS-FX511 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area R 902 QRE141J-682Y C RESISTOR 6.8K 5% 1/4W R 903 QRE141J-113Y C RESISTOR 11K 5% 1/4W R 908...
Page 51 KS-FX711/KS-FX511 3 7 63 1515 0 Electrical parts list (Front board) Block No. 02 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area C 651 NCB21HK-103X C CAPACITOR R 647 NRSA02J-511X MG RESISTOR C 652...
Page 52 KS-FX711/KS-FX511 3 7 63 1515 0 Electrical parts list (Mecha control board) Block No. 03 Item Parts number Parts name Remarks Area C 401 NDC31HJ-101X C CAPACITOR C 402 NDC31HJ-101X C CAPACITOR C 403 NDC31HJ-101X C CAPACITOR C 404...
Page 53 KS-FX711/KS-FX511 3 7 63 1515 0 < M E M O > L 13942296513 u163 3-15 http://www.xiaoyu163.com...
Page 54 KS-FX711/KS-FX511 3 7 63 1515 0 Packing materials and accessories parts list Block No. Block No. A1,A2 L 13942296513 A12, A13 KIT : A3~A7 u163 3-16 http://www.xiaoyu163.com...
Page 55 POLY BAG 1 KIT QPA01003003 POLY BAG 1 HARD CASE FSYH4036-068 SHEET QPC03004315P POLY BAG 1 SET CARTON GE30407-010A 1 KS-FX711 CARTON 1 KS-FX511 GE30407-011A GE10036-001A ESP CUSHION Parts list (Accessories) Block No. M5MM Item Description Parts number Parts name...

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JVC KS-FX711 Service Manual

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Summary of Contents for JVC KS-FX711

Page 39: Parts List

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