JVC KS-F315 Service Manual
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JVC KS-F315 Service Manual

JVC KS-F315 Service Manual

Cassette receiver
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Download this manual See also: Instruction Manual
SERVICE MANUAL
CASSETTE RECEIVER
Contents
Safety precaution
Disassembly method
Adjustment method
Description of major ICs
COPYRIGHT
KS-F315
2001 VICTOR COMPANY OF JAPAN, LTD.
KS-F315
Area Suffix
EE ---- Russian Federation
1-2
1-3
1-12
1-16
No.49623
Feb. 2001

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Summary of Contents for JVC KS-F315

  • Page 1 KS-F315 SERVICE MANUAL CASSETTE RECEIVER KS-F315 Area Suffix EE ---- Russian Federation Contents Safety precaution Disassembly method Adjustment method 1-12 Description of major ICs 1-16 No.49623 COPYRIGHT 2001 VICTOR COMPANY OF JAPAN, LTD. Feb. 2001...

  • Page 2: Safety Precaution

    KS-F315 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.

  • Page 3: Disassembly Method

    KS-F315 Disassembly method Detaching the Front Panel Unit ( See Fig.1 ) Front panel unit Push the Release button in the direction of arrow to detach the front panel unit. Push the release button Fig. 1 Bottom cover Front chassis Removing the Front Chassis ( See Fig.

  • Page 4: Removing The Main Board Assembly

    KS-F315 Removing the Heat Sink ( See Fig. 5 ) Heat sink 1. Removing the front chassis. 2. Removing the bottom cover. 3. Remove the three screws ( 1 ) retaining the heat sink. Fig. 5 Removing the Main Board Assembly ( See Fig.
  • Page 5 KS-F315 Cassette mechanism Removing the Cassette Mechanism assembly ( See Fig. 8 ) 1. Removing the front chassis. 2. Removing the bottom cover. 3. Removing the heat sink. 4. Removing the main board assembly. 5. Remove the four screws ( 4 ) retaining the cassette mechanism.

  • Page 6: Removing The Chassis Assembly

    KS-F315 Head amplifier board Removing the Head Amplifier Board ( See Fig. 12 ) 1. Removing the front chassis. CJ901 2. Removing the bottom cover. 3. Removing the heat sink. 4. Removing the main board assembly. 5. Removing the cassette mechanism.
  • Page 7 KS-F315 <Cassette mechanism assembly> Prior to performing the following procedures, remove the head amplifier board, the relay board and the FF / REW lever assembly mechanism bracket. Joint c Removing the direction switch board Joint e (See Fig.1) Unsolder the three wires a on the direction switch board.
  • Page 8 KS-F315 Pinch-roller (F) assembly Pinch-roller (R) assembly S support plate C washer A arm spring (b) A arm spring (a) Shaft Shaft Playback head FF roller Remove the P arm spring (f) Remove the P arm spring (r) from the chassis.

  • Page 9: Removing The Motor Assembly

    KS-F315 Removing the cassette hanger / cassette Cassette holder holder (See Fig.3) Return link Joint i Prior to performing the following procedure, remove Cassette hanger the FF / REW lever assembly. Eject lever 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-F315 Removing the Flywheel (BF) and (BR) assembly (See Fig.4 and 5) C washer Prior to performing the following procedure, remove the cassette hanger / cassette holder. From the upper side of the cassette mechanism assembly, remove the C washer from each shaft of the flywheel (BF) and (BR).
  • Page 11 KS-F315 Removing the mute switch board (See Fig.8) Unsolder the two wires l on the mute switch board on Cassette mechanism assembly Rower switch the back of the cassette mechanism assembly. Soldering l Motor assembly Remove the screw H attaching the mute switch board.

  • Page 12: Adjustment Method

    KS-F315 Adjustment method Test Instruments reqired for adjustment Standard volume position 1. Digital oscilloscope(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 KS-F315 Arrangement of adjusting & Test points Cassette mechanism (Surface) Motor assembly Tape speed adjust Playback head Azimuth screw Head section view Fixed screw Head azimuth screw Playback head Height adjusting screw a Height adjusting screw c Height adjusting screw b...
  • Page 14 KS-F315 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. 2. As a U-shape type top cover is employed, this type of extension cord is needed to check operation of the mechanism assembly after disassembly.
  • Page 15 KS-F315 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: Description Of Major Ics

    KS-F315 Description of major ICs LC72362N-9997 (IC701) : System Contr oller 1.Terminal Layout 24 - 1 41 - 64 2.Description Symbol Function Function Symbol Crystal oscillator Non connect To GND Non connect J BUS SI Bus serial data input from CP751...
  • Page 17 KS-F315 AN80T05LF (IC781) : Regulator 1.Terminal 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 2.Pin function Symbol Function 10V power supply for illumination. MODE2 When 5V is input,becomes AM.
  • Page 18 KS-F315 TEA6320T-X (IC931) : 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 VOLUME 2 LEFT...
  • Page 19 KS-F315 HA13158A (IC981) : Power amp 1. Pin layout 2. Block diagram PVCC2 PVCC1 INVCC STBY INPUTBUFFER1 AMP1 INPUTBUFFER2 AMP2 INPUTBUFFER3 AMP3 INPUTBUFFER4 AMP4 MUTE PROTECTOR (ASO SURGE, TSD) 1-19...
  • Page 20 KS-F315 LC75823E(IC651):LCD DRIVER 1.Pin layout 2.Block diagram 48 to 33 COM1 COM2 COM3 S52 S51 VDD1 COMMON LATCH & DRIVER DRIVER VDD2 1 to 16 SHIFT REGISTER CLOCK ADDRESS GENERATOR DETECTOR VDD VSS DI CL CE 3.Pin function Functions Symbol...
  • Page 21 KS-F315 UPC1228HA(IC901):Head amp ANP1 NFB1 OUT1 OUT2 NFB2 ANP2 UPC1228HA 1-21...
  • Page 22 KS-F315 VICTOR COMPANY OF JAPAN, LIMITED MOBILE ELECTRONICS DIVISION PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1Chome,Ohwatari-machi,Maebashi-city,Japan Printed in Japan (No.49623) 200102(V)
  • Page 23 KS-F315 SERVICE MANUAL CASSETTE RECEIVER KS-F315 Supplement Area Suffix Russian Federation *In this model (Issue number.49623) Please list changed to next item.Please follow the description. INCORRECT CORRECT Parts list (General assembly) P3-3 Block No.M1MM Parts number Item Parts name Q'ty...

  • Page 24: Parts List

    KS-F315 PARTS LIST [ KS-F315 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix EE --------- Russian Federation - Contents - Exploded view of general assembly and parts list 3- 2 Cassette mechanism assembly and parts list...

  • Page 25: Exploded View Of General Assembly And Parts List

    KS-F315 Exploded view of general assembly and parts list Block No.
  • Page 26 KS-F315 Parts list (General assembly) Block No. M1MM Item Parts number Parts name Q'ty Description Area ZCKSF150J-FB FRONT CHASSIS A FSJC1055-001 FRONT CHASSIS FSJC4003-029 CASSETTE LID VKW4947-002 DOOR SPRING ------------ CDS-363SJ1 MECHA W/0 METAL VKL7821-001 EJECT LEVER QYSPSPT2625Z MINI SCREW...

  • Page 27: Cassette Mechanism Assembly And Parts List

    KS-F315 Cassette mechanism assembly and parts list Block No. CDS-363SJ1...
  • Page 28 KS-F315 Grease point 1/2 Grease FL-942 SW-902 SW522B FG-84M Reverse side...
  • Page 29 KS-F315 Grease point 2/2...
  • Page 30 KS-F315 Parts list (Cassette mechanism) Block No. M2MM 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 CONVERT ARM X-0363-6001S REEL BASE ASSY X-0363-6007S LEVER BRACKET (HD) X-0363-6003S TU GEAR ARM ASS...
  • Page 31 YELLOW 55MM X-0363-7006S MOTOR ASSY 1-0363-7001S MUTE SWITCH 1-0363-7002S SLIDE SWITCH 1-0363-7008S SLIDE SW PWB 1-0036-7016S HEAD 1-0363-7005S POWER SWITCH 1-0036-7089S 6P WIRE ASY(JVC 1-0036-7088S 5P WIRE ASY(JVC 2-1816-0032-E8S LMW-S 2-1812-0030-D2S PSW-S 1-0036-5024S PSW(REEL)B 2-1712-0050-16S E RING 2-1712-5060-16S E RING 1-0363-7015S...
  • Page 32 KS-F315 Electrical parts list (Main board) Block No. 01 Item Remarks Item Remarks Parts number Parts name Area Parts number Parts name Area QDX11EK-223Z C CAPACITOR C 971 QERF1EM-475Z E CAPACITOR 4.7MF 20% 25V QEKJ1HM-104Z E CAPACITOR .10MF 20% 50V...
  • Page 33 KS-F315 (Main board) Electrical parts list Block No. 01 Item Remarks Item Remarks Parts number Parts name Area Parts number Parts name Area Q 771 KTC3199/GL/-T TRANSISTOR R 716 QRE141J-101Y C RESISTOR 100 5% 1/4W Q 772 KTC3199/GL/-T TRANSISTOR R 717...
  • Page 34 KS-F315 Electrical parts list (Front board) Block No. 02 Item Remarks Item Remarks Parts number Parts name Area Parts number Parts name Area C 651 NCB21EK-104X C CAPACITOR S 602 NSW0066-001X TACT SWITCH C 652 NBE20JM-475X TS E CAPACITOR S 603...

  • Page 35: Packing Materials And Accessories Parts List

    KS-F315 Packing materials and accessories parts list Block No. Block No. A1 ~ A4 KIT 1 A5 ~ A9 3-12...
  • Page 36 KS-F315 (Packing) Parts list Block No. M3MM Item Parts number Parts name Q'ty Description Area FSPG4002-001 POLY BAG FOR INST BOOK QPA00801205 POLY BAG FOR SCREW KIT QPC03004315P POLY BAG FOR SET GE30123-027A CARTON FSPH1018-002 PAPER CUSHION LEFT/RIGHT SIDE Parts list (Accessories) Block No.
  • Page 37 KS-F315 DIRECTION BOARD CP722 RELAY BOARD HEAD CP721 PROG-SW CJ901 TO SPEAKER TO LINE REAR OUT TO CD CHANGER CONNECTOR CP751 CN721 CP981 CJ921 IC901 HEAD AMPLIFIER Lch Rear SI/SO Lch Front UPC1228HA Lch Rear OUT IC751 IC981 CD CHANGER POWER AMP.
  • Page 38 KS-F315 < M E M O >...

  • Page 39: Standard Schematic Diagrams

    KS-F315 Standard schematic diagrams Receiver & operation switch circuit section *TU1 KRA102M-T Q989 QNZ0009-001 ACC.MUTE Q972 1SS119-041 MUTE KRA102M-T D973 CJ921 R163 R164 4.7uH Q161 1SS119-041 R165 2.2K 2SD2144S/VW/-T FM Radio signal 2SD2144S/VW/-T 1SS119-041 R265 MUTE AM Radio signal R757 2.2K...
  • Page 40 KS-F315 KS-F315 Head amplifier circuit section CJ901 QGA2002C1-05 IC901 UPC1228HA C203 C103 R204 R104 330k 330k 100p 100p CP722 QGA2002F1-06 C901 CP721 QGB1214K1-06S Tape PB/Main signal CP901 QGB1214K1-06S Note:3161me KS-FX200J/KSF315EE/CH-PKF200J/KS-FX201U series & CH-PKFX201U series FSDH3161-006MW 2/3...
  • Page 41 KS-F315 LCD driver & operation switch circuit LCD1 CP701 QLD0145-001 VMC0335-001 R633 D623 R631 R634 COM1 R661 COM2 1.5k COM3 D603 D602 D601 IC651 C651 R632 C652 LC75823W 4.7/6.3 R662 C653 680p R601 R602 R603 R604 R605 S601 S603 S604...

  • Page 42: Printed Circuit Board

    D785 R990 SD/ST C985 Q987 COMP.OUT FM/AMVCC Q782 Q787 MUTEDRIVE Q988 R788 R755 D704 D705 R762 R754 R764 C706 D707 IC751 C701 R763 C786 C702 R753 D706 R759 X701 C703 R758 CJ701 R760 R756 D786 Note:/tr/p/jes/1077/1077mo KS-F315 Note:/tr/p/jes/1067/1067mo KS-F315/ FSMW1067-003...

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