JVC R-X40 Service Manual Download | Manualshive

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Summary of Contents for R-X40

Page 1: ...I l JVE No 2603 FEB 1982 ...

Page 2: ...3 dBf 45 pvl300 A Distortion Mono Stereo Signal to Noise Ratio at 98 MHz 80 dBf Mono 80 dB lHF A network weighted 72 dB DIN 73 dB lHF A network weighted 63 dB DIN 65 dB 1400 kHz 55 dB 300kHz DIN 1 5 dB 80 dB at 98 MHz 56 dB at 98 MHz 45 dB at 1 kHz 520 1710 kHz for 10 kHz step 522 161 1 kHz for 9 kHz step 50 pV External Antenna 25O pY lmat 1000 kHz 999 kHz 50 dB at 100 mV m 45 dB with LW 40 dB 110...

Page 3: ...er f ive portions of the f requency spectrum by 12 dB For operation of these controls which give far more f lexi ble control over tone than the conventional bass treble controls The preset pdtterns add to your listening pleasure with different types of music gnLaNcE control Use to adjust the balance between the left and right speakers When slid all the way left you will hear only the left channel ...

Page 4: ... light to show that this unit is ready to receive a memory setting This switch is a non lock type Pressing the station select button while the MEMORY indicator is lit for about 10 sec makes it possible to memorize the station being received When the MEMORY indicator is not lit the memory function does not operate D MEMORY indicator When the MEMORY switch is pressed this MEMORY indicator lights to ...

Page 5: ...Knob Push Knob E69313 01 E69314 O01 Power Knob Push Knob E69405001 E68583 001 3 31 Rear View AM Channel Space Switch See back cover Balance Knob E69406 o01 Push Knob E68583 o01 ltem 1ol I I I t i t t t Bar Antenna See back cover ltem 1l Top Cover See back cover ltem 12 I I Jwdmift ffi rm siil l l trlS rd J Speaker Terminal E03572007EM rutm il tm s v0 IrG ilsts nrGrrs Antenna Terminal See back cove...

Page 6: ...c 1 j I jir rD Step 131 r 5 Fig 4 Step 1 Remove screws on the P C board 2 Remove screws on the chassis base 3 Remove the chassis base in this manner shown in Fig 6 r 4 l2l Connection Diagram R X4O R X4OL No 2603 ol t r f fffftftfffrfffil i llllll llil ll il il il lI 1 oi l l l 1 t fr l D rs C I _ _ I 5 r ...

Page 7: ...s on the rear panel through a dummy antenna 3 Connect an oscilloscope Distortion Meter and VTVM to the Rec out jacks on the rear panel 4 Set the RF generator to 98 MHz generator output to minimize 5 Set the Frequency Display to a 98 MHz 6 Connect a DC VTVM between TP1 1 1 and 1 12 7 Adjust the core indicated arrow A of T101 for DC VTVM reading of 0 zero mV 8 And set the RF generator output to 1 mV...

Page 8: ...lay of the unit to 1400 kHz or 14O4 kHz Adjust C202 so that the output signal is maximized Repeat these adjustments 1 7 alternatery untill maximum sensitivity is obtained LW Seetion Band GoYer 1 Press to LW position 2 Set the frequency display to 153 kHz 3 Connect a DC VTVM to test points 116 and GND 4 Adjust L2 X so that the VTVM shows 1 20 V 5 Set the frequency display to 360 kHz 6 Adjust C251 s...

Page 9: ...low the set warm up at least 5 minutes before adjustment 3 Must keep the heatsink to prevent overheating before adjustment 4 Set the volume control to minimum during this adjustment Adjustment 5 Connect a DC VTVM to R751 resistor s leads for left channel or to R752 s leads for right channel 6 Adiust R733 for left channel or R734 for right channel so that the DC VTVM reads 5 mV 1 I J I l 1 Fig 9 lv...

Page 10: ...6 Block Diagram 1c402 TDG1 4P FM osc Freq re 51 TD6301AP ro101 Tc9147P 7 2MHz l R X O R X40L No 2603 X t l Raonator Block Diagram of PLL Syntherizer Fis 10 RAM FIVE l art CH Atvf Lat CH 9 ...

Page 11: ...owerTrantormer bacrcovfl V t llren15 t I K 302266 00r 1 E653S m2 E69416 LED Holder E6913 m1 lE6948so1 screvi E65t t9 OOl I al i ir oo t W bi r u R2 5i 3i E36 dd i 6 I 11 F onr Pftl A Paft Li3t Mdd R X40 R X40L Puri SJilon Esc icheon to lolure Knobl ar late Super A rtoi oudne Mode lro S akers SEA Fec EFP 8X4OE 8302260 001 E302203 003 E69307 r E24178 ml E694 001 E301773 001 E68636 001 E69403 1 E3023...

Page 12: ...ig 12 The symbols x t 8 etc on P C Board surface are factory process only Tuner Equalizer P C Board Ass y DIN Terminal P C Board Ass y Each lndividual P C Board Location Fis 13 Note 2 rrc sz r rcc st z R X4O R X4OL No 2603 Note 1 Desionated Areas P C Board Ass y U S A Canada U S Military Market Other Countries TFC 37A 1 Europe Australia TFC 37B 1 W Germany TFC 37C 1 U K TFC 37D 1 11 ...

Page 13: ... l512 ocF31 HP l032 ocF31 HP l032 ocF3l HP 1032 4pF l 50 pF 0 01 pF c1 16 cl17 c1 18 c1 19 cl20 ocF3 1 HP 1032 ocF3l HP 1032 ocT25UJ 1002 ocT2SUJ 2202 ocs3l HJ 7R02 rO pe 22 pF 7pF c121 c122 c123 c124 cl25 ocT25UJ 5R02 ocT25UJ 5R02 ocs31 HJ 4R02 ocs3l HJ 2R02 ocF3l HP l022 u lt 4pF 2pF lOOO oF c t26 c129 c130 cl31 c133 acF3lHP 2232 ocF31 HP 1032 ocs3l HJ 2202 acF3lHP 2232 ocF3lHP 2232 O O22 pF 0 0...

Page 14: ...pF 50 V O O22 rrF 82 pF t l Trimmer for D Ceramic c301 c302 c303 c304 c305 cF3 cF3 cF3 fcF3 fET6 HP 2232 HP 2232 HP 2232 HP 2232 HM 4752M O 022 pF 4 7 pF for C Electrolytic Capacitors tem No Part Number Ratinq Description c306 c307 c308 c309 c310 f ET61 HM 4752N 1CS31 HJ 331 Z xcs3l HJ 3312 ccs3l HJ 5602 xcs31 HJ 5602 4 7 pF 50 V 330 pF 56 pF El ectrol ytic Ceramic for C 1 c31 1 c312 c31 3 c314 c3...

Page 15: ...rbon R236 R237 R238 R239 R240 ORDl4 ORD14 ORD14 ORD14 ORDl4 J 1 04S J 562S J 1 04S J 2235 J 223S 100 ko 5 6 ko 100 ko 22ka for D R241 R301 R302 R303 R304 ORDl ORDl ORDl ORDl ORDl J l 03S J 2225 J 2225 J 563S J 563S 10 ko 2 2 ka 56 ko R X4O R X4OL No 2603 _U _ v r Resistors Itom No Part Number Ratinq Dessiotion R305 R306 R307 R308 R309 oR D141J 681S oR D141J 681S oRD141J 393S oRD141J 393S oRD141J 4...

Page 16: ...ignated Areas P C Board Arr y U S A Canada U S Military Market Other Countries TXX4O2 A 1 U K Europe Australia TXX4O2 B W Germany TXX4O2 C Note 2 The symbols f e etc on P C Board surface are factory process only OfXX OZ l Power Amp P C Board Ass y TXX OZ 2 Speaker Terminal P C Board As y TXX OZ 3 Headphone Jack P C Board Ass y R X40 R X40L No 2603 Y I r U o o o Fig 15 15 ...

Page 17: ...aker l ohm Toshiba Capacitors tem No Part Number Ratino Description cA 1 c702 c703 c704 c705 f ET51 HM 475 fETs1 HM 475 fETSl AM 476 f ET51AM 476 f FM81HK 272 4 7 pF 50 V 47 lF t9l V 27O0 pF 50 V Electrolytic Mvlar c706 c707 c708 c709 c71 0 fFMSl HK 272 FM81HK 332 FM81HK 332 cs21 HJ 7RoA fcs21 HJ 7R0A 33 00 pF 7pF Ceramic c711 c7 t2 c713 c714 c715 fcs31 HJ 4702 f cs31 HJ 4702 cs3 1 HJ 4702 cs3 1 H...

Page 18: ...RT D2WF L351S ERT D2WF L351S Thermistor Resistors Item No Part Number Ratino Description R790 R801 R802 R804 R805 ERT D2WF L351S oRG027J 1 51 oRG027J 1 51 QRD149J 1O1S oR D141J 3325 150 a 2W 15s 100 a 114 w 3 3 Ko Thermistor o M Firm U Carbon Carbon R806 R807 R901 R902 R903 ORGO2 ORD14 ORD14 ORDl4 ORD14 J 271 J 3325 J 81S J681S J 562S 270 dt 2W 3 3 kO 1l4W 680 r 5 6 kcz O M Film Carbon R904 R905 R...

Page 19: ...etc on P C Board surface are factory process only Logic Counter P C Board Ass y Preset Switch P C Board Ass y lndicator P C Board Ass y Buzzer P C Board Ass y AM Channel Step Select Switch P C Board Ass y v R X4O R X4OL No 2603 ND t I IAPE tNn tNt ry R SIGNAL 6f Each lndividual P C Board Location Fig 16 Note 1 Designated Areas P C Board As y U S A Canada TDC 61A 1 U S Military Market Other Countri...

Page 20: ...D14 J 563S J 563S J 2225 J 563S J4725 2 2 ka 56 ko 4 7 ko R461 R469 RA451 RA452 oR D141J 104S oRo141J l04S ERGSBXK4T2 ERGSBXK 472 100 ks 4 7 kf 1 Resistor Array Diodes Item No Part Number Ratinq Description D401 D402 D403 D40p D406 152076 31 152076 31 152076 3 1 152076 31 152076 31 Silicon Maker Hitach i for D D407 D408 D409 D411 D412 1 52076 31 1 52076 3 1 1 S2076 31 TLR2O8 TLR2O8 L E D for D Tos...

Page 21: ...82 oFMSl HK 682 O O27 pF 6800 pF c51 1 c512 c513 c514 c51 5 oFM81 HK 223 oFM8l HK 223 OFMBl HK 822 oFMSl HK 822 oFM81 HK 332 O O22 pF 8200 pF 3300 pF Capacitors Item No Part Number Ratino Description c51 6 c51 7 c51 B c51 9 c520 oFMSl HK 332 oFM8l HK 1 22 oFMSl HK 1 22 ocs2l HJ 561A ocs21 HJ 561A 3300 pF 50 V 1200 pF 560 pF Mylar Ceramic c551 c552 c553 c554 c555 OET5 OET5 OET5 OET5 ocs2 HM 475 HM ...

Page 22: ...SSS l Volume P C Board Ass y reC sse 2 Switch P C Board Ass y R X4O R X4OL No 2603 Resistors Item No Part Number Ratins Description R551 R552 R553 R554 R555 ORDl4 ORD14 ORD14 QRD14 ORDl4 J 1 84S J 1 84S J 1 025 J 1 025 J 4725 180 ko 114W 1ksl 4 7 kn Carbon R556 R557 R558 R559 R560 QRDl4 ORD14 ORD14 ORD14 ORD14 J 4725 J 273S J 2735 J 5625 J 5625 27 ka 5 6 kO R561 R562 R563 R564 VR501 oRD141J 562S o...

Page 23: ... 2SC945A P Ol 2SD438 D E Silicon Maksr Sanyo NEC Sanyo Resistors Item No Part Number Ratino Desctiotion R001 Rtxtl R832 R834 R835 oRcl 21 K 275EM oRG027J 151 oRG027J 151 oRD149J 101S oRD148J472S 2 7 Md 112W 150 sl 2W 114W 100 fi 4 7 kst Composi for A B o M Firm U Carbon Carbon R841 R843 R854 oRD129J 121 oRD148J 81S oRD148J t025 120 f l 1l2W 680 s 114W 1ko A Diodes tem No Part Numbar Rating Descrip...

Page 24: ...lfl l e F B E EBE ts B E AG ge 6 r t99 0 gl F gr Ec c1s f ql q d ANT _ 300n lToc er sT 83F 516 l l J 922 t2e ttY l T I I I _J t5v POWER Ifto 5V FROM TPS i 333 lac I r sv lAc l IC 42 I areezs I ou rAC 3r cn I I L 1 u rrol zaux I no ol a i Dsprav I tnLt J I ttJ t J l I vroEo I u qux I I t ttl 5t 458 C I FROM IPS 333 fl l t REsrsroRs UNF i 4W UNFLAMABLE RESISTOR NON MARK I 4W CARBON RESISTOR L l F lc...

Page 25: ...ryzqg N402 a Pd t i gi o 1r SWS SWI2 SWr3 SWr4 SWm5 SW IO6 FW40r l_ o l _ Dc 61 2l i ia uP cH t t no_ a _J r VO TAGES x MW POS T ON LW POS T ON NOil URX FM POSITId ITFC tr7_2 oo 9 21 R X4OL Tuner Schematic Diagram For Power Amp Schematic Diagram refer to page 25 r Gro L r 1Cl02 LA3390 o lC30l NJM4558D D o lUO2 TD61 O4P o 1C101 H411225 r 1C451 TD63O1 AP r 1C201 LA1245 o 1C401 TCg 1 47P c lU21 AN687...

Page 26: ...A P O 2S8863LB R O 2SA733A P O 2SD438 r 1C901 TA7317P 1C7O1 702 vc5022 x Y r 1C501 NJM4560D X D801 D804 s3v20F o D841 ERBl 2O2RKL1 o D805 D806 D831 RD16E83 o D845 RD6 2E83 o 0801 0831 2SD313V o 0803 25B507V o a7 13 4714 2SD636 O R g B a 5 q I 50 Hz C FOR CANADA AC lzOV SOHZ o al ll l FOOr Tr 64 PRIMARY CONNECTIONS FOR A AND ILAS rr Zl I VOLTAGE ac r20v SELECTOR CONNECT ac rov AC 220V rc240U tlTDc ...

Page 27: ... Othor Fnrrarri l tnstructon tsook Warranty Card Service I nformation Card Safety lnstruction Siemens Plug Envelope for lnst l B in Antenna E30580 10164 l BT2 x 48 8T20025E BT2q 46A t BT2O 48 t E41202 2 t E03614 004 t E3059 1016A8S 8T20013C E41202 2 E03614 04 E30580 10164 8T200571 E41202 2 803614004 E03614 n5 E30580 1016A BT2oO29C E41202 2 E03614 xr4 E30580 1016A t r BT2q 48 BT20046A _ l E04056 t ...

Page 28: ...O1 osT4641 EO3 EOB3001 O2 with out LW EO83204003 with LW OMF51A2 1 R6L T1 6A oMP3900 200 oH53876 162 E241 75 003 with out LW E24175 OO5 with LW E2417 OU W Germany E03623 003 E03572 16 EMB9l YV 201A W Germany E241 95 001 Metall E23862 003 Gril E23923 OO2 W Germany E302271 O0 l OMF51A2 1 ROL T1A ETP1 15O O8EA EFP RX4OE with out LW EFP RX4OLE with LW osPo0z 04 osT16s t E02 with out LW osTl651 E01 wit...

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