Mecha control circuit section, KS-FX725RKS-FX725R | JVC guide

Mecha control circuit section

KS-FX725RKS-FX725R

5

4

CJ403

QGF1219F1-10

390

R401

		Q403
		2SB1322/RS/-T
		47k R423
	DSK10C-T1	3.3k R422
	D402	Q402
	D402	DTC114EKA-X
		DTC114EKA-X

R410 24k				18k
R411 12k				18k	0.1
R411 12k	VR402 33k	0.1	C413	R413	C417

0.015

C411

3

2

CJ402

100P		100k	100P		100k


C401		R402	C402		R403

				100P	C408
				100P	C407	180	R407
					22/16
				C409
				100P	C406	180	R406
100P	100k	100P	100k	100P	C405
C403	R404	C404	R405

R418

15k

IC401	R417	10k
IC401

CXA2559Q

R416

1.5M

0.1

C422

0.015
C410
R408 12k		0.1	C412
R409 24k	VR401 33k
	22/16		100
	C414		R412

0.1	220P	R414	3.9k	R415	22k	C415	0.01
C416	C418	0.47/50 C419		C421 0.01

IC402

LB1641

				C425
				0.01
				0.1
		3.3k	C423 10/16	C424
MA3051/M/-X		3.3k		R425 33
MA3051/M/-X	D401	R424		R425 33

1

CJ401

QGB1214K1-18S

Cassette signal

A

B

C

2-4

D

E

F

G

H

Image 34

JVC service manual Mecha control circuit section, KS-FX725RKS-FX725R

Contents

Contents KS-FX725R Safety precaution Main body Removing the front panel assembly See Disassembly methodRemoving the front chassis assembly See Removing the heat sink See Removing the bottom cover See Removing the main board See Removing the cassette mechanism section See Removing 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 flywheel assembly F & R See Removing the head / tape guide See Disassembling the flywheel assembly R See Disassembling the flywheel assembly F SeeRemoving the reel board Removing the gear base arm / gear base link assembly See to Removing the FFC pad See Removing the mode rack assembly See Removing the mode gear SeeRemoving the mode switch actuator See , 31 Removing the direction link / direction plate See to Removing the reel driver / reel spindle See Eject cam plate spring Joint g Load rack Removing the main motor assembly / sub motor assembly See to Standard volume position Adjustment methodTest instruments reqired for adjustment Measuring conditionsAmplifier section Arrangement of adjusting & test points Information for using a car audio service jig Arrangment of adjustingDisassembly method Conditions Description of major ICs UPD178018AGC584IC701 System controller micon HA13158A IC941 Power amp Pin layout 1021 Blockdiagram CXA2559QIC401Playback equalizer amplifier with music sensor Pin function Block diagram HA13164IC961REGULATOR SAA6579T-XIC761RDS Detector Rdcl TEA6320T-X IC911 E.volume Pin layout Block diagram Pin Layout & Symbol LC75823E IC651 LCD Driver HD74HC126FP-X IC751 Buffer LB1641 IC402 DC motor driver Block diagram Motor Head M O Standard schematic diagrams Receiver & System control section Mecha control circuit section KS-FX725RKS-FX725R LCD driver & Operation switch section LCD1 Front boardForward side Printed circuit boardsMain board Front boardReverse side Parts List List Block No. M1MM Parts list General assemblyParts number Parts name Qty Description Area Spacer Cassette mechanism assembly and parts list Parts list Cassette mechanism Block No. Mpmm Gear 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 Block No. M3MM Parts list PackingParts list Accessories Block No. M5MM KS-FX725R/KS-F525 KS-F525 Кàê ïåðåíàñòðîèòü Вàøå óñòðîéñòâî СодержаниеÒîëüêî â îòíîøåíèè KS-FX725R Пàíåëü óïðàâëåíèя-KS-FX725R Расположение КнопокОêíî íà ýêðàíå äèñïëåя Пàíåëü óïðàâëåíèя-KS-F525 Чòîáû ìîìåíòàëüíî ïîíèçèòü ãðîìêîñòü Основные ОперацииВêëþ÷åíèå Чòîáû âûêëþ÷èòü óñòðîéñòâî Ðàäèîñòàíöèè Аâòîìàòè÷åñêèé Пðîñëóøèâàíèå ðàäèîАâòîìàòè÷åñêèé ïîèñê Ïîèñê Пîèñê ðàäèîñòàíöèè âðó÷íóþ Рó÷íîé ïîèñê FM1 FM2 FM3 AM Аâòîìàòè÷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 Аâòîìàòè÷åñêèé âûáîð ñòàíöèè ñ ïîìîùüþ íóìåðîâàííûõ êíîïîê Чòîáû íàéòè Вàø ëþáèìûé òèï ïðîãðàìì Уñòàíîâêà óðîâíя ãðîìêîñòè ТА Аâòîìàòè÷åñêàя ðåãóëèðîâêà ÷àñîâ Кîäû PTY Affairs Вñòàâüòå êàññåòó â êàññåòîïðèåìíèê Пðîñëóøèâàíèå êàññåòûУñêîðåííàя ïåðåìîòêà âïåðåä è ïåðåìîòêà íàçàä ëåíòû êàññåòû Вûáîð íàïðàâëåíèя âîñïðîèçâåäåíèя êàññåòû Нàõîæäåíèå íà÷àëà ìåëîäèè Пðåäîòâðàùåíèå âûñêàêèâàíèя êàññåòû Пîâòîðíîå âîñïðîèçâåäåíèå òåêóùåé ìåëîäèè Дðóãèå ïîëåçíûå ôóíêöèè ìàãíèòîôîíàПðîïóñê ïóñòûõ ó÷àñòêîâ íà êàññåòå Нàæìèòå íà êíîïêó SEL âûáîð, ÷òîáû çàêîí÷èòü óñòàíîâêó Вûáåðèòå òîò ïàðàìåòð, êîòîðûé Вû õîòèòå íàñòðîèòü Настройка ЗвукаНàñòðîéêà çâóêà Нàñòðîéòå óðîâåíü Иñïîëüçîâàíèå ïàìяòè óïðàâëåíèя çâóêîì Вêëþ÷åíèå/âûêëþ÷åíèåÔóíêöèè êîìïåíñàöèè Ãðîìêîñòè Вûáîð è çàïîìèíàíèå ðåæèìîâ çâó÷àíèя Пîâòîðíûé âûçîâ ðåæèìîâ çâó÷àíèя Иíäèêàöèя Дëя Зàïðîãðàììèðîâàííûå Çíà÷åíèя Íàñòðîåê çâóêà Сîõðàíåíèå â ïàìяòèВàøèõ ñîáñòâåííûõ Ha KS-FX725R Уñòàíîâêà ÷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 Чòîáû ïåðåéòè ïðяìî íà êîíêðåòíûé äèñê Вûáîð ðåæèìîâ âîñïðîèçâåäåíèя êîìïàêò-äèñêîâДëя óñêîðåííîé ïåðåìîòêè âïåðåä èëè ïåðåìîòêè íàçàä ê òðåêó Оòìåíåíî Операции С Внешними Компонентами Вîñïðîèçâåäåíèå íà âíåøíåì êîìïîíåíòå Чòî ïðåäñòàâëяåò ñîáîé ñèñòåìà DAB? Операции С Тюнером DABНàñòðîéêà íà ãðóïïó è îäíó èç ñëóæá Вûáåðèòå òþíåð DAB Нà÷èíàéòå ïîèñê ãðóïïû Чòîáû íàñòðîèòüñя íà îïðåäåëåííóþ ãðóïïó áåç ïîèñêàЧòîáû âîññòàíîâèòü òþíåð FM/AM Вûáåðèòå ñëóæáó, êîòîðóþ Вû õîòèòå ñëóøàòü Сîõðàíåíèå ñëóæá DAB â ïàìяòè Нàñòðîéêà íà çàïðîãðàììèðîâàííóþ ñëóæáó DAB Выявление Неисправностей Сèìïòîìû Пðè÷èíû Сïîñîá óñòðàíåíèя Òîëüêî â îòíîøåíèè KS-FX725R Чèñòêà ãîëîâêè Техническое ОбслуживаниеПîääåðæàíèå ÷èñòîòû êàññåò Технические Характеристики Секция Усилителя Звуковой Частоты Having Trouble with operation? Please reset your unit KS-FX725R/KS-F525 Установка Установка В Приборную Панель Removing the unit Parts list for installation and connectionElectrical Connections Электрические Подключения Уäàëåíèå óñòðîéñòâà Предостережения ïî ïèòàíèþ è ïîäêëþ÷åíèþ ãðîìêîãîâîðèòåëåé Precautions on power supply and speaker connectionsTypical Connections / Тèïè÷íûå ïîäêëþ÷åíèя Only for KS-FX725R Troubleshooting Bыявление Неисправностей KS-FX725R/KS-F525 Contents Control panel-KS-FX725R Location of the ButtonsDisplay window Control panel-KS-F525 To turn off the power Turning on the powerTo drop the volume in a moment Basic Operations Searching a station automatically Auto search Radio Basic OperationsListening to the radio Start searching a station To 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 Tune in to a station in this example, of 88.3 MHz Select the number 1 6 for the presetScanning broadcast stations Only for KS-F525 This section is only for KS-FX725R RDS OperationsWhat you can do with RDS Mode TA Standby Reception Using Standby ReceptionPTY Standby Reception To deactivate the TA standby mode, press TP Selecting your favorite programme for PTY Standby Reception Press SEL select to finish the settingSearching your favorite programme To store your favorite programme types Other convenient RDS functions and adjustments Automatic clock adjustment Changing the display mode whileListening to an FM station PTY codes Folk M To stop play and eject the cassette Tape OperationsListening to a cassette To fast-forward and rewind a tape Prohibiting cassette ejection To cancel the prohibition and unlockFinding the beginning of a tune During playback Other convenient tape functions Playing the current tune repeatedly Select the item you want to adjust Sound AdjustmentsAdjusting the sound Adjust the level Selecting and storing the sound modes Select the sound mode you wantFunction Advanced SCM Indication For Preset values When SCM Link is set to Link ON, select the sourceRecalling the sound modes Storing your own sound adjustments To reset to the factory settings Basic Procedure Setting the clockChanging the general settings PSM Other Main Functions Preferred Setting Mode PSM items 24H/ 12H To select the level meter Level To cancel Advanced SCM SCM LinkTo select the telephone muting TEL To select the external component to use Attaching the control panel Detaching the control panelUnlock the control panel To fast-forward or reverse the track CD Changer OperationsPlaying CDs Select the CD automatic changer CD-CH To play back tracks at random Random Play CanceledTo go to a particular disc directly To play back tracks repeatedly Repeat Play External Component Operations Select the DAB tuner What is DAB system?DAB Tuner Operations Select the DAB band DAB1, DAB2, or DAB3 Select a service you want to listen to Tuning in to an ensembleTo restore the FM/AM tuner Start searching an ensemble Memory Storing DAB servicesSelect the DAB band DAB1, DAB2 or DAB3 you want Tuning in to a preset DAB service Troubleshooting Symptoms Causes Remedies Only for KS-FX725R To keep the tape clean MaintenanceTo clean the head Ignition key-off release/Ignition key-on play LW Tuner SpecificationsMW Tuner FM Tuner Having 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