JVC KS-FX725R service manual Contents

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KS-FX725R

SERVICE MANUAL

CASSETTE RECEIVER

KS-FX725R

DISP

DAB

TP

RDS

PTY

 

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Area Suffix

EE ---- Russian Federation

Contents

Safety precaution

1-2

Disassembly method

1-3

Adjustment method

1-18

Description of major ICs

1-22

COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD.

No.49721 Mar. 2002

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Contents KS-FX725R ContentsSafety precaution Main body Removing the front panel assembly See Disassembly methodRemoving the front chassis assembly See Removing the bottom cover See Removing the heat sink SeeRemoving the cassette mechanism section See Removing the main board SeeRemoving the control switch board See ~ Removing the cassette guide See Removing the reinforce bracket SeeRemoving the head board See Removing the load arm See Removing the side bracket assembly See to Removing the pinch arm R assembly Removing the pinch arm F assembly SeeRemoving the slide chassis assembly See Removing the head / tape guide See Removing the flywheel assembly F & R SeeDisassembling the flywheel assembly R See Disassembling the flywheel assembly F SeeRemoving the reel board Removing the FFC pad See Removing the gear base arm / gear base link assembly See toRemoving the mode switch actuator See , 31 Removing the mode gear SeeRemoving the mode rack assembly See Removing the direction link / direction plate See toRemoving the reel driver / reel spindle See Eject cam plate spring Joint g Load rack Removing the main motor assembly / sub motor assembly See to Test instruments reqired for adjustment Adjustment methodStandard volume position Measuring conditionsAmplifier sectionArrangement of adjusting & test points Information for using a car audio service jig Arrangment of adjustingDisassembly method Conditions UPD178018AGC584IC701 System controller micon Description of major ICsHA13158A IC941 Power amp CXA2559QIC401Playback equalizer amplifier with music sensor Pin layout 1021 BlockdiagramPin function HA13164IC961REGULATOR Block diagramRdcl SAA6579T-XIC761RDS DetectorPin layout Block diagram TEA6320T-X IC911 E.volumeLC75823E IC651 LCD Driver Pin Layout & SymbolLB1641 IC402 DC motor driver HD74HC126FP-X IC751 BufferMotor Head Block diagramM O Receiver & System control section Standard schematic diagramsKS-FX725RKS-FX725R Mecha control circuit sectionLCD1 LCD driver & Operation switch sectionMain board Printed circuit boardsFront boardForward side Front boardReverse sideParts List List Block No. M1MM Parts list General assemblyParts number Parts name Qty Description Area Spacer Cassette mechanism assembly and parts list Block No. Mpmm Parts list Cassette mechanismGear Base SPG Grease point 1/2 Grease point 2/2 Electrical parts list Main board UDZS5.6B-X Zener Diode MG Resistor Electrical parts list Mecha control board Electrical parts list Front board M O Packing materials and accessories parts list Parts list Accessories Parts list PackingBlock No. M3MM Block No. M5MMKS-F525 KS-FX725R/KS-F525Кàê ïåðåíàñòðîèòü Вàøå óñòðîéñòâî СодержаниеÒîëüêî â îòíîøåíèè KS-FX725R Пàíåëü óïðàâëåíèя-KS-FX725R Расположение КнопокОêíî íà ýêðàíå äèñïëåя Пàíåëü óïðàâëåíèя-KS-F525 Вêëþ÷åíèå Основные ОперацииЧòîáû ìîìåíòàëüíî ïîíèçèòü ãðîìêîñòü Чòîáû âûêëþ÷èòü óñòðîéñòâîАâòîìàòè÷åñêèé ïîèñê Пðîñëóøèâàíèå ðàäèîÐàäèîñòàíöèè Аâòîìàòè÷åñêèé ÏîèñêFM1 FM2 FM3 AM Пîèñê ðàäèîñòàíöèè âðó÷íóþ Рó÷íîé ïîèñêАâòîìàòè÷åñêîå Ïðîãðàììèðîâàíèå ðàäèîñòàíöèé FM SSM Сîõðàíåíèå ðàäèîñòàíöèé â ïàìяòèРó÷íîå ïðîãðàììèðîâàíèå Нàñòðîéêà íà çàïðîãðàììèðîâàííóþ ðàäèîñòàíöèþ Чòî Вû ìîæåòå äåëàòü ñ ïîìîùüþ RDS Операции С RDSРåæèì Рåçåðâíûé ïðèåì ТА Иñïîëüçîâàíèå ðåçåðâíîãî ïðèåìàРåçåðâíûé ïðèåì PTY Пîèñê Вàøåé ëþáèìîé ïðîãðàììû Вûáîð Вàøåé ëþáèìîé ïðîãðàììû äëя ðåçåðâíîãî ïðèåìà PTYЧòîáû çàïîìíèòü Вàøè ëþáèìûå òèïû ïðîãðàìì Чòîáû íàéòè Вàø ëþáèìûé òèï ïðîãðàìì Аâòîìàòè÷åñêèé âûáîð ñòàíöèè ñ ïîìîùüþ íóìåðîâàííûõ êíîïîêАâòîìàòè÷åñêàя ðåãóëèðîâêà ÷àñîâ Уñòàíîâêà óðîâíя ãðîìêîñòè ТАAffairs Кîäû PTYУñêîðåííàя ïåðåìîòêà âïåðåä è ïåðåìîòêà íàçàä ëåíòû êàññåòû Пðîñëóøèâàíèå êàññåòûВñòàâüòå êàññåòó â êàññåòîïðèåìíèê Вûáîð íàïðàâëåíèя âîñïðîèçâåäåíèя êàññåòûПðåäîòâðàùåíèå âûñêàêèâàíèя êàññåòû Нàõîæäåíèå íà÷àëà ìåëîäèèПðîïóñê ïóñòûõ ó÷àñòêîâ íà êàññåòå Дðóãèå ïîëåçíûå ôóíêöèè ìàãíèòîôîíàПîâòîðíîå âîñïðîèçâåäåíèå òåêóùåé ìåëîäèè Нàæìèòå íà êíîïêó SEL âûáîð, ÷òîáû çàêîí÷èòü óñòàíîâêóНàñòðîéêà çâóêà Настройка ЗвукаВûáåðèòå òîò ïàðàìåòð, êîòîðûé Вû õîòèòå íàñòðîèòü Нàñòðîéòå óðîâåíüÔóíêöèè êîìïåíñàöèè Ãðîìêîñòè Вêëþ÷åíèå/âûêëþ÷åíèåИñïîëüçîâàíèå ïàìяòè óïðàâëåíèя çâóêîì Вûáîð è çàïîìèíàíèå ðåæèìîâ çâó÷àíèяИíäèêàöèя Дëя Зàïðîãðàììèðîâàííûå Çíà÷åíèя Пîâòîðíûé âûçîâ ðåæèìîâ çâó÷àíèяВàøèõ ñîáñòâåííûõ Сîõðàíåíèå â ïàìяòèÍàñòðîåê çâóêà Ha KS-FX725RУñòàíîâêà ÷àñîâ Другие Главные ФункцииОñíîâíàя ïðîöåäóðà 3, ÷òîáû íàñòðîèòü äðóãèå Пàðàìåòðû ïðåäïî÷òèòåëüíîãî ðåæèìà óñòàíîâêè PSM24H/12H Дëя âûáîðà óðîâíåìåðà Дëя âûáîðà ïðèãëóøåíèя çâóêà ïðè òåëåôîííîì çâîíêåЧòîáû âûáðàòü âíåøíèé êîìïîíåíò äëя èñïîëüçîâàíèя Кàê îòñîåäèíèòü ïàíåëü óïðàâëåíèя Оòñîåäèíåíèå ïàíåëè óïðàâëåíèяКàê ïðèñîåäèíèòü ïàíåëü óïðàâëåíèя Вîñïðîèçâåäåíèå êîìïàêò-äèñêîâ Операции С ПРОИГРЫВАТЕЛЕМ- Автоматом КОМПАКТ-ДИСКОВВûáåðèòå ïðîèãðûâàòåëü-àâòîìàò êîìïàêò-äèñêîâ CD-CH Дëя óñêîðåííîé ïåðåìîòêè âïåðåä èëè ïåðåìîòêè íàçàä ê òðåêó Вûáîð ðåæèìîâ âîñïðîèçâåäåíèя êîìïàêò-äèñêîâЧòîáû ïåðåéòè ïðяìî íà êîíêðåòíûé äèñê ОòìåíåíîВîñïðîèçâåäåíèå íà âíåøíåì êîìïîíåíòå Операции С Внешними КомпонентамиНàñòðîéêà íà ãðóïïó è îäíó èç ñëóæá Операции С Тюнером DABЧòî ïðåäñòàâëяåò ñîáîé ñèñòåìà DAB? Вûáåðèòå òþíåð DABЧòîáû âîññòàíîâèòü òþíåð FM/AM Чòîáû íàñòðîèòüñя íà îïðåäåëåííóþ ãðóïïó áåç ïîèñêàНà÷èíàéòå ïîèñê ãðóïïû Вûáåðèòå ñëóæáó, êîòîðóþ Вû õîòèòå ñëóøàòüСîõðàíåíèå ñëóæá DAB â ïàìяòè Нàñòðîéêà íà çàïðîãðàììèðîâàííóþ ñëóæáó DAB Сèìïòîìû Пðè÷èíû Сïîñîá óñòðàíåíèя Выявление НеисправностейÒîëüêî â îòíîøåíèè KS-FX725R Чèñòêà ãîëîâêè Техническое ОбслуживаниеПîääåðæàíèå ÷èñòîòû êàññåò Секция Усилителя Звуковой Частоты Технические ХарактеристикиHaving Trouble with operation? Please reset your unit Установка Установка В Приборную Панель KS-FX725R/KS-F525Electrical Connections Электрические Подключения Parts list for installation and connectionRemoving the unit Уäàëåíèå óñòðîéñòâàTypical Connections / Тèïè÷íûå ïîäêëþ÷åíèя Precautions on power supply and speaker connectionsПредостережения ïî ïèòàíèþ è ïîäêëþ÷åíèþ ãðîìêîãîâîðèòåëåé Only for KS-FX725RTroubleshooting Bыявление Неисправностей KS-FX725R/KS-F525 Contents Control panel-KS-FX725R Location of the ButtonsDisplay window Control panel-KS-F525 To drop the volume in a moment Turning on the powerTo turn off the power Basic OperationsListening to the radio Radio Basic OperationsSearching a station automatically Auto search Start searching a stationTo restore the stereo effect, press the same When an FM stereo broadcast is hard to receiveSearching a station manually Manual search Manual preset FM station automatic preset SSMSelect the FM band FM1 3 you want to store FM stations into Scanning broadcast stations Select the number 1 6 for the presetTune in to a station in this example, of 88.3 MHz Only for KS-F525What you can do with RDS RDS OperationsThis section is only for KS-FX725R ModePTY Standby Reception Using Standby ReceptionTA Standby Reception To deactivate the TA standby mode, press TPSearching your favorite programme Press SEL select to finish the settingSelecting your favorite programme for PTY Standby Reception To store your favorite programme typesOther convenient RDS functions and adjustments Automatic clock adjustment Changing the display mode whileListening to an FM station Folk M PTY codesListening to a cassette Tape OperationsTo stop play and eject the cassette To fast-forward and rewind a tapeFinding the beginning of a tune To cancel the prohibition and unlockProhibiting cassette ejection During playbackPlaying the current tune repeatedly Other convenient tape functionsAdjusting the sound Sound AdjustmentsSelect the item you want to adjust Adjust the levelFunction Select the sound mode you wantSelecting and storing the sound modes Advanced SCMIndication For Preset values When SCM Link is set to Link ON, select the sourceRecalling the sound modes To reset to the factory settings Storing your own sound adjustmentsChanging the general settings PSM Setting the clockBasic Procedure Other Main Functions24H/ 12H Preferred Setting Mode PSM itemsTo select the telephone muting TEL To cancel Advanced SCM SCM LinkTo select the level meter Level To select the external component to useAttaching the control panel Detaching the control panelUnlock the control panel Playing CDs CD Changer OperationsTo fast-forward or reverse the track Select the CD automatic changer CD-CHTo go to a particular disc directly CanceledTo play back tracks at random Random Play To play back tracks repeatedly Repeat PlayExternal Component Operations DAB Tuner Operations What is DAB system?Select the DAB tuner Select the DAB band DAB1, DAB2, or DAB3To restore the FM/AM tuner Tuning in to an ensembleSelect a service you want to listen to Start searching an ensembleMemory Storing DAB servicesSelect the DAB band DAB1, DAB2 or DAB3 you want Tuning in to a preset DAB service Symptoms Causes Remedies TroubleshootingOnly for KS-FX725R To clean the head MaintenanceTo keep the tape clean Ignition key-off release/Ignition key-on playMW Tuner SpecificationsLW Tuner FM TunerHaving Trouble with operation? Please reset your unit KS-FX725R/KS-F525 Electrical Connections Электрические Подключения Typical Connections / Тèïè÷íûå ïîäêëþ÷åíèя Troubleshooting Bыявление Неисправностей KS-FX725R
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