JVC KS-F315 Service Manual Download Page 2

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KS-F315

1-2

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.

Safety precaution

Summary of Contents for KS-F315

Page 1: ...RECEIVER No 49623 Feb 2001 COPYRIGHT 2001 VICTOR COMPANY OF JAPAN LTD KS F315 KS F315 Area Suffix EE Russian Federation Contents Safety precaution Disassembly method Adjustment method Description of major ICs 1 2 1 3 1 12 1 16 ...

Page 2: ...KS F315 1 2 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 Safety precaution ...

Page 3: ...he four tabs a in the right and left sides of unit and pull the front chassis forward to remove it Removing the Bottom Cover See Fig 2 to 4 1 Removing the front chassis 2 Turn the unit up side down 3 Insert the six engagements b c d e f to the screwdriver 4 Turn the screwdriver and remove the bottom cover Fig 1 Push the release button Front panel unit a a Fig 2 Top chassis Front chassis Bottom cov...

Page 4: ... the front chassis 2 Removing the bottom cover 3 Removing the heat sink Attach the heat sink with a screw 1 on operat ing checks 4 Remove the two screws 2 retaining the main board assembly 5 Remove the two screws 3 retaining the rear panel 6 Separate the main board assembly and cassette mechanism assembly 7 Take out the main board assembly Heat sink Fig 5 1 1 1 Main board assembly Fig 6 2 2 Rear p...

Page 5: ... mechanism Front side Top chassis Fig 8 4 4 4 4 Removing the Operation Switch h board See Fig 9 to 11 1 Detaching the front panel unit 2 Turn the front panel back side down 3 Remove the four screws 5 retaining the front cover 4 Open the front cover gradually by disengaging the three engagements g while pushing the top of the front cover in the arrow A direction then disengage the three engagements...

Page 6: ... board from connector wire out going to the head relay board Removing the Chassis Assembly See Fig 13 and 14 1 Removing the front chassis 2 Removing the bottom cover 3 Removing the heat sink 4 Removing the main board assembly 5 Removing the cassette mechanism 6 Removing the head amplifier board 7 Turn the left side to cassette mechanism 8 Remove the screw 7 retaining the relay board 9 Shift the on...

Page 7: ...ssembly on the back of the cassette mechanism assembly Remove the screw C on the upper side of the FF REW lever assembly Lift and pull forward the FF REW lever assembly to disengage the joints b c d and e 1 2 3 Removing the FF REW lever assembly See Fig 1 Reattach the FF REW lever assembly to the joint c on the back of the chassis Reattach the pinch roller shaft e the change lever d and the return...

Page 8: ...lever assembly Remove the P arm spring f in the pinch roller F assembly from the chassis Remove the P arm spring r in the pinch roller R assembly from the chassis Draw out the pinch roller F and R assembly from the shaft 1 2 3 Removing the pinch roller R and F assembly See Fig 2 The P arm spring f differs from the P arm spring r ATTENTION The pinch roller F assembly differs from the pinch roller R...

Page 9: ...pulley 2 Remove the two screws G attaching the motor assembly 3 Removing the motor assembly See Fig 5 To replace the sub belt remove the main belt and the sub belt from the motor pulley Then remove the three screws E and one screw F Replace with a new sub belt while lifting the reel base assembly slightly ATTENTION Prior to performing the following procedure remove the FF REW lever assembly and th...

Page 10: ...pper side of the cassette mechanism assembly remove the C washer from each shaft of the flywheel BF and BR Turn over the cassette mechanism assembly and remove the main belt Pull out the flywheel BF and BR downward respectively 1 2 Removing the Flywheel BF and BR assembly See Fig 4 and 5 The reel base assembly is not repairable Handle with care ATTENTION Selector link B Inside of the reel base ass...

Page 11: ... 8 Prior to performing the following procedure remove the motor assembly Unsolder the two wires m on the power switch on the side of the cassette mechanism assembly Remove the screw I attaching the power switch 1 2 Removing the power switch See Fig 9 Cassette mechanism assembly Soldering l H Mute switch board Soldering m I Power switch Cassette mechanism assembly Rower switch Motor assembly Fig 8 ...

Page 12: ...ction Power supply voltage DC14 4V 10 5 16V Load impedance 4 4 to 8 allowance Line out 1 0V 20k load 250nWb m Standard volume position Balance and Bass Treble volume Fader Center Indication 0 Loudness Dolby NR Sound Cruise Off Volume position is about 2V at speaker output with following conditions Playback the test tape VT721 AM mode 999kHz 62dB INT 400Hz 30 modulation signal on receiving FM mono ...

Page 13: ... Test points Head section view Cassette mechanism Surface Tape speed adjust Motor assembly Playback head Azimuth screw Head azimuth screw Fixed screw Height adjusting screw c Height adjusting screw b Height adjusting screw a Playback head ...

Page 14: ...s type of extension cord is needed to check operation of the mechanism assembly after disassembly 3 Extension cord EXTKSRT002 6P 6 pin extension cord For connection between mechanism assembly and main board assembly Check for mechanism driving section such as motor etc Disassembly method 1 Remove the bottom cover 2 Remove the front panel assembly 3 Remove the top cover 4 Install the front panel 5 ...

Page 15: ...rew b In this case the phase difference should be within 45 3 Engage the reverse mode and adjust the output level to maximum with azimuth adjustment screw c The phase difference should be 45 or more 4 When switching between forward and reverse modes the difference between channels should be within 3dB Between FWD Lch and Rch REV Lch and Rch 5 When the test tape VT721 315Hz is played back the level...

Page 16: ...utput Non connect Non connect Non connect Non connect Non connect Non connect Non connect Non connect Non connect Non connect Non connect Non connect Initializing output port Initializing input port Initializing input port Non connect Initializing input port Power supply Test input Non connect Output the If signal request Monaural and stereo change over output Non connect Non connect Power control...

Page 17: ... 5 6 7 8 9 10 11 12 ILL MODE2 MODE1 STB VDD AMP VCC ANT COM AM FM GND 10V power supply for illumination When 5V is input becomes AM and the antenna output is turned on When 5V is input becomes AM and the output of FM is switched When 5V is input outputs to ILL COM and AMP It is 0V usually 5 6V power supply Power supply supply to remote amplifier Back up connects with ACC with it Power supply suppl...

Page 18: ...E ICL IMO IBL IAL Serial data input output Ground output left rear 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 Bass control capacitor left channel Input volume 1 left control part Input loudness left control part Output source selector left channel Not used Not used Input C left s...

Page 19: ... 1 Pin layout 2 Block diagram IN1 IN2 IN3 IN4 STBY 2 1 11 13 23 10 TAB PROTECTOR ASO SURGE TSD INPUTBUFFER1 INPUTBUFFER2 INPUTBUFFER3 INPUTBUFFER4 AMP1 AMP2 AMP3 AMP4 MUTE PVCC1 PVCC2 INVCC 12 22 14 18 6 3 4 5 7 8 9 15 16 17 19 20 21 1 23 ...

Page 20: ...supply Forcibly terns off the display regardless of internal data Serial data can be input whether this pin is high or low NOT USED To GND Oscillator connection for the common segment alternating waveform Serial data transfer pins connected to a microprocessor O O I I I I I CE Chip enable CL Sync clock DI Transfer data Symbol I O Functions 3 Pin function LC75823E IC651 LCD DRIVER to to COM1 COM2 C...

Page 21: ...KS F315 1 21 ANP1 ANP2 UPC1228HA 1 2 3 4 5 6 7 8 IN1 NFB1 OUT1 VCC GND OUT2 NFB2 IN2 UPC1228HA IC901 Head amp ...

Page 22: ...Printed in Japan 200102 V VICTOR COMPANY OF JAPAN LIMITED MOBILE ELECTRONICS DIVISION PERSONAL MOBILE NETWORK BUSINESS UNIT 10 1 1Chome Ohwatari machi Maebashi city Japan No 49623 KS F315 ...

Page 23: ...em Please follow the description VICTOR COMPANY OF JAPAN LIMITED MOBILE ELECTRONICS DIVISION PERSONAL MOBILE NETWORK BUSINESS UNIT 10 1 1Chome Ohwatari machi Maebashi city 371 8543 Japan 31 31 31 51 52 31 Parts list General assembly Block No M1MM P3 3 Item Q ty 31 51 52 1 1 1 Parts name FF BUTON EJECT BUTTON REWBUTTON Parts number Correct Incorrect FSXP4007 00A FSXP3006 001 FSXP3065 001 FSXP3067 0...

Page 24: ...lies are not available as service parts Contents Exploded view of general assembly and parts list Cassette mechanism assembly and parts list Electrical parts list Packing materials and accessories parts list KS F315 3 2 3 4 3 9 3 12 Area suffix EE Russian Federation ...

Page 25: ...nd parts list Block No M M M 1 Main board LCD Switch board 26 24 25 29 40 39 37 38 42 41 50 43 10 11 47 45 44 49 46 48 14 14 9 13 13 16 15 18 17 15 1 3 1 2 1 1 8 4 3 2 6 6 5 12 12 12 12 35 36 30 31 31 31 32 32 32 34 33 28 7 7 27 23 21 36 19 20 1 22 ...

Page 26: ...4 COMP SPRING 1 21 FSJC1053 006 FRONT PANEL 1 22 FSJD3022 00F FINDER ASSY 1 23 FSJK3014 001 LIGHT LENS 1 24 FSXP2035 109 PRESET BUTTON 1 25 FSYH4036 031 SHEET 1 PRESET BUTTON 26 FSXP2034 038 D FUNC BUTTON 1 FM AM EX 27 FSXP3053 002 POWER BUTTON 1 28 FSXP4005 026 BBE BUTTON 1 29 FSXP2044 001 COMBO BUTTON 1 30 FSXP3068 003 PUSH BUTTON 1 31 FSXP4007 00A OPERAT BUTTON 3 32 FSKW3002 003 COMP SPRING 3 F...

Page 27: ...4 42 70 107 9 74 117 4 43 73 40 1 117 7 77 66 109 123 96 23 69 61 47 31 119 109 45 46 109 65 67 58 118 114 105 106 116 115 5 6 8 3 110 25 68 61 19 109 20 22 62 83 76 101 95 117 85 15 80 16 86 87 106 26 94 122 71 107 121 53 107 Cassette mechanism assembly and parts list Block No M M M 2 CDS 363SJ1 120 89 ...

Page 28: ...KS F315 3 5 Grease point 1 2 Grease Reverse side FL 942 SW 902 SW522B FG 84M C68 1 A 2 72 24 ...

Page 29: ...KS F315 3 6 Grease point 2 2 12 35 5 30 20 19 15 16 39 38 42 43 4 37 3 ...

Page 30: ...ANGE LEVER B 1 26 1 0036 1026S FR ARM B 1 30 1 0138 1002S CASSETTE HANGER 1 X 31 1 0138 1006S ADJUSTER SHIM 1 X 32 1 0138 1010S CASSETTE HOLDER 1 X 35 1 0363 1003S EJECT CAM 1 37 1 0036 2001S IDLE GEAR 1 38 1 0036 2003S REDUCTION GEAR 1 B 39 1 0036 2004S REDUCTION GEAR 1 A 40 1 0036 2007 5S RATCHET 1 41 1 0036 2009S SENSOR ARM 1 42 1 0036 2010S SELECTOR GEAR 1 43 1 0036 2014S DETECTOR GEAR 1 44 1 ...

Page 31: ... 85 1 0036 7002S WIRE A 1 BLACK 60MM 86 1 0036 7003S WIRE B 1 RED 60MM 87 1 0036 7073S WIRE AL 1 YELLOW 55MM 89 X 0363 7006S MOTOR ASSY 1 93 1 0363 7001S MUTE SWITCH 1 94 1 0363 7002S SLIDE SWITCH 1 95 1 0363 7008S SLIDE SW PWB 1 96 1 0036 7016S HEAD 1 97 1 0363 7005S POWER SWITCH 1 100 1 0036 7089S 6P WIRE ASY JVC 1 101 1 0036 7088S 5P WIRE ASY JVC 1 105 2 1816 0032 E8S LMW S 2 106 2 1812 0030 D2...

Page 32: ...TOR 2 2MF 20 50V C 773 QDGB1HK 102Y C CAPACITOR C 781 QEK41CM 106 E CAPACITOR 10MF 20 16V C 783 QETN0JM 228Z E CAPACITOR 2200MF 20 6 3V C 784 QER41AM 227 E CAPACITOR 220MF 20 10V C 785 QER41HM 105 E CAPACITOR 1 0MF 20 50V C 786 QETM1AM 228 E CAPACITOR 2200MF 20 10V C 901 QEKJ1AM 107Z E CAPACITOR 100MF 20 10V C 931 QEKJ1AM 107Z E CAPACITOR 100MF 20 10V C 932 QDYB1CM 103Y C CAPACITOR C 933 QER41AM 1...

Page 33: ... 5 1 4W R 703 QRE141J 473Y C RESISTOR 47K 5 1 4W R 704 QRE141J 103Y C RESISTOR 10K 5 1 4W R 705 QRE141J 473Y C RESISTOR 47K 5 1 4W R 707 QRE141J 473Y C RESISTOR 47K 5 1 4W R 708 QRE141J 473Y C RESISTOR 47K 5 1 4W R 709 QRE141J 472Y C RESISTOR 4 7K 5 1 4W R 710 QRE141J 472Y C RESISTOR 4 7K 5 1 4W R 712 QRE141J 332Y C RESISTOR 3 3K 5 1 4W R 713 QRE141J 332Y C RESISTOR 3 3K 5 1 4W R 714 QRE141J 332Y ...

Page 34: ...G RESISTOR R 612 NRSA02J 271X MG RESISTOR R 613 NRSA02J 331X MG RESISTOR R 614 NRSA02J 391X MG RESISTOR R 615 NRSA02J 471X MG RESISTOR R 616 NRSA02J 561X MG RESISTOR R 617 NRSA02J 821X MG RESISTOR R 621 NRSA02J 103X MG RESISTOR R 622 NRSA02J 103X MG RESISTOR R 623 NRSA02J 103X MG RESISTOR R 631 NRSA02J 821X MG RESISTOR R 632 NRSA02J 821X MG RESISTOR R 633 NRSA02J 821X MG RESISTOR R 634 NRSA02J 821...

Page 35: ...KS F315 3 12 Packing materials and accessories parts list Block No M M M 3 Block No M M M 4 KIT 1 A5 A9 A1 A4 P1 A11 A13 A10 A12 P5 P3 P2 P5 P4 ...

Page 36: ...A Parts list Q ty Description Block No M4MM A 1 GET0002 001A INST BOOK 1 ENG RUS A 2 GET0002 002A INSTALL MANUAL 1 ENG RUS A 3 LV40978 001A CAUTION SHEET 1 A 4 BT 54013 1 WARRANTY CARD 1 A 5 VKZ4027 202 PLUG NUT 1 A 6 VKH4871 001SS MOUNT BOLT 1 A 7 VKZ4328 001 LOCK NUT 1 FOR M5 A 8 WNS5000Z WASHER 1 A 9 FSKL4010 002 HOOK 2 A 10 FSJB3002 30C HARD CASE 1 A 11 FSKM2004 202 MOUNTING SLEEVE 1 A 12 QAM0...

Page 37: ...W SEEK STOP MONO SD ST S METER FM OSC EO BAND TUNER L TAPE IN PROG BUS SI BUS SO BUS SCK BUS I O OUT L Front Lch Front Lch Rear Lch Rear OUT SDA SCL CN901 CP721 CN721 CP751 KEY 0 2 CJ701 LCDDA LCDCK LCDCE F R S8 S52 COM1 COM3 CP701 TAPE L LCH F R LCH CP901 CJ901 J1 FM TO SPEAKER CONNECTOR TO LINE REAR OUT Tuner Power AMP Changer System Controller LCD DRIVER KEY SWITCH CIRCUT HEAD AMPLIFIER CIRCUIT...

Page 38: ... M E M O KS F315 2 2 ...

Page 39: ...2M T 1SS119 041 12K 6 8 0 01 1K 1K HD74HC126P QNZ0095 001 10K 470P LC72362N XXXX 3 3K 4 7K 10 27K 27K 470P 3 3K 470P 470P 82K 82K 47K 0 01 0 01 82K 4 7 25 4 7K 47K 1 50 4 7 25 10 KRA102M T 3 3K KRC102M T 47K 3 3K KRC102M T 1K 82K 27K 27K TEA6320T 2SA1706 ST T KTA1267 YG T KRC102M T KTC3199 GL T KTC3199 GL T 2 2 50 0 001 1K 10K 1 5K 1K 4 7uH 2200 16 1N5401TM 820 100 100 820 2SD2144S VW T 1SS119 041...

Page 40: ...J901 R204 R104 C901 C201 C101 C202 C102 R203 R103 C204 C104 R201 R101 C205 C105 R901 QGB1214K1 06S QGA2002F1 06 QGB1214K1 06S UPC1228HA 100p 100p QGA2002C1 05 330k 330k 820p 820p 0 47 50 0 47 50 100 100 47 6 3 47 6 3 0 01 0 01 100 10 100 Note 3161me KS FX200J KSF315EE CH PKF200J KS FX201U series CH PKFX201U series FSDH3161 006MW 2 3 ...

Page 41: ...k LC75823W 680p 0 1 4 7 6 3 330 1 5k QLD0145 001 470 560 390 470 270 330 390 270 330 390 VMC0335 001 820 820 820 270 560 820 820 470 560 820 150k 820 MA152WK X MA152WK X MA152WA X 510 330 330 MA152WA X 820 820 820 820 820 820 820 510 10K 10K 10K S52 COM2 COM1 COM3 S51 S50 S49 S17 S18 S19 S20 S21 S22 S23 S24 S25 S26 S27 S28 S29 S30 S31 S32 S9 S8 COM2 COM3 S52 S8 S9 S10 S11 S10 S11 S12 S13 S14 S15 S...

Page 42: ...707 R990 C13 TU1 IC751 C9 Q701 IC781 D705 R792 R704 C781 D719 Q787 D718 CN721 CJ921 C706 B E B E E B 1 80 17 32 16 1 12 1 9 1 E B 14 1 8 7 12 8 B B E B E E B B E B E E B B E B E E B 23 22 2 E B E 6 1 1 6 24 64 65 2 14 25 E B AMANT FMANT AMDX LO FMDX LO FMVT GND GND AMVCC GND FM AMOSC FMVCC FM AMVCC AMVT GND L CH R CH GND NC SEEK STOP S METER SD ST SNC COMP OUT FM AMVCC MUTEDRIVE 5 10 15 20 25 GND ...

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