Jvc PCX 290 Service Manual
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Extracted text from Jvc PCX 290 Service Manual (Ocr-read)
Page 1
1-2 (No.MB201) SPECIFICATION Designs and specifications are subject to change without notice. Amplifier Output Power 5 W per channel, min. RMS, driven into 3.2 Ω at 1 kHz with no more than 10% total harmonic distortion. Audio input sensitivity/Impedance (at 1 kHz) AUX:1 000 mV/47 kΩ Speakers/Impedance 3.2 Ω - 8 Ω Tuner FM tuning range 87.5 MHz - 108.0 MHz AM tuning range 530 kHz - 1 710 kHz CD player CD Capacity 1 CD Dynamic range 60 dB Signal-to-noise ratio 75 dB Cassette deck Frequency response Normal (type I) 50 Hz - 10 000 Hz Wow and flutter: 0.15% (WRMS) General Power requirements AC 120 V , 60 Hz DC 12 V ("R20(SUM-1)/D(13D)" batteries (8)) Power consumption 20 W (at operation) 3 W (on standby) Dimensions (approx.) 270 mm × 274 mm × 298 mm (W/H/D) (10 11/16 in. × 10 3/4 in. × 11 3/4 in.) Mass (approx.) 4.1 kg (9.1 lbs) Speaker Type 2-way bass-reflex type Speaker units Woofer: 10 cm (4 in.) cone × 1 Tweeter: 5 cm (2 in.) cone × 1 Power handling capacity 5 W Impedance 3.2 Ω Frequency range 50 Hz - 18 000 Hz Dimensions (approx.) 180 mm × 270 mm × 228 mm (W/H/D) (7 1/8 in. × 10 3/4 in. × 9 in.) Mass (approx.) 1.7 kg (3.8 lbs) each
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(No.MB201)1-3 SECTION 1 PRECAUTION This service manual does not describe PRECAUTION. SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. SECTION 3 DISASSEMBLY This service manual does not describe DISASSEMBLY. SECTION 4 ADJUSTMENT This service manual does not describe ADJUSTMENT. SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING.
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1-10 (No.MB200) 3.2.5 Removing the cassette mechanism assembly (See Fig.22 to24) (1) Push the two eject button on the front side to open the cas- sette door. (2) Disconnect the wire from connector CN201 , CN202 and CN203 on the main board. (3) Remove the six screws N attaching the cassette mecha- nism assembly. Fig.22 Fig.23 Fig.24 Cassette door Eject button CN203 CN202 CN201 Main boardh Cassette mechanism assembly N N
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¦ Enclosure components parts listParts NumberParts nameQTYRemarksRef. No.Suffix 36-00290-02LE030401 X290 CD Door1New Spring59 11-00290-17PC-X290 CD Gear PCB194HB 1.6mm60 63-00303-81LE030401 E303 Damper Gear1B30B (1x CD Door)61 78-00612-00Terminal 212A162 48-07930-80LE030401 PU Cover 1TCP-110P (Thomson CD)63 35-00003-80LE030401 E Ring M311x Push Rod64 98-00010-80LE030401 CD Pick Up1TCP11TK2PX (Thomson)65 81-02750-80LE030401 CD Damper23140-114-1389-266 81-02750-81LE030401 CD Damper23140-114-1390-267 03-08229-80Lead Free IC TA8229K1Toshiba68 39-00290-05LE030401 X290 Heat Sink1T=3.0mm69 01-01375-80Lead Free TR. 2SB1375170 12-00006-80Lead Free Spk. Terminal1WP-4112AE (050)71 11-00290-11PC-X290 Main PCB194VO 1.6mm72 12-00214-80Lead Free RCA Jack1RCA-214 2 Chanel73 16-10202-801Lead Free Slide Switch12P2T SK22D06G474 42-00290-06LE030401 X290 Beat Switch1PC Plate75 48-00290-11LE030401 X290 Main PCB/CD Tray1BKT. (ABS)76 55-09010-80LE030401 Plastic Cover1W/O Felt77 43-00290-00LE030401 X290 CD Door Lens1PMMA78 97-09019-80LE030401 OP192 Magnet12049583079 39-04200-80LE030401 UMS4200 Metal Cover180 66-00290-00LE030401 X290 CD Door1ABS81 57-00290-00LE030401 X290 Handle1ABS82 61-00290-03LE030401 X290 Rear Cabinet ( J )1Hips (94V2)83 48-00290-07LE030401 X290 handle Lock1BKT. L (ABS)84 48-00290-08LE030401 X290 handle Lock1BKT. R (ABS)85 12-00004-33LE030401 AC Power Socket 1PSP27 (UL)86 12-00004-33LE030401 AC Power Socket 1PSP27 (UL)87 35-40008-80LE030401 M4 Nut289 35-30009-80LE030401 Spring Washer2 M4 (f4 x f7 x 1mm)90 35-00008-80LE030401 Metal Washer2 f9 x f4 x 0.8mm91 15-00290-00LE030401 X'Former1T06821A 120V (UL)92 39-00290-03LE030401 X290 X'Former1Metal Plate93 11-00290-03PC-X290 Power PCB194VO 1.6mm94 39-09025-84LE030401 OP251 Heat Sink 1JiangSu95 03-07805-08IC L7805CV1Array96 74-00290-05LE030401 X290 Battery Spring ( - )197 74-00290-04LE030401 X290 Battery Spring ( + )198 74-00150-81LE030401 X150 Battery Spring (+,-)399 Battery8100 58-00290-00LE030401 X290 Battery Door1ABS101 87-00290-04LE030401 X290 Rating Label ( J )1102 39-00290-00LE030401 X290 Ant Contact Plate1T=0.5mm103 23-00290-00LE030401 X290 Rod Antenna1NC-9601-593104 40-03008-11Screw M3 x 8 1BH/MS105 40-13021-01Screw M3 x 215BH/ST106 40-13010-02Screw M3 x 102KH/ST 107 40-12608-11 Screw f 2.6 x 815BH/ST108 40-13010-01 Screw f 3 x 1012BH/ST109 40-13012-03 Screw f 3 x 124WH/ST110 40-04010-03BScrew M3 x 8 2WH/MX "Ni"111 40-13008-41 Screw f 3 x 83BH/ST Zn112 40-12608-01Screw M2.6 x 84BH/MS Zn113 40-12608-03 Screw f 2.6 x 83WH/ST Zn114 40-12606-01 Screw f 2.6 x 611BH/ST Zn115 40-13008-11 Screw f 3 x 87BH/ST Zn116 40-12610-01 Screw f 2.6 x 1010BH/ST Zn117 40-13012-01 Screw f 3 x 122BH/ST Zn118 40-02005-90 Screw f 2 x 53"Tap" 10462020119 40-52610-03 Screw f2.6 x 104 CD Damper WH (f11.5)120 40-02045-90 Screw f 2 x 4.511052855121 38PC-X290
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PC-X290¦ Electrical parts list (Display & Key board)Parts NumberParts nameQTYRemarksRef. No.Suffix20-21100-8010Pin Header1Lead Free wire P=2mm R-Angle JSTCN601 20-41102-8010Pin Hou'G1Lead Free Cable UL2651#28 P=2 220/4CN606 to CN601 25-84050-82Rainbow Cable1Lead Free #28UL 2P 4/50/4CN608 to CN602 BT-302Led1Lead Free 02-30005-84 YEK-31-589ED601 BT-302Led1Lead Free 02-30005-84 YEK-31-589ED602 BT-302Led1Lead Free 02-30005-84 YEK-31-589ED603 BT-302Led1Lead Free 02-30005-84 YEK-31-589ED604 ELT-3142DLed1Lead Free 02-30022-82 f3mm (Elstar)D605 08-04344-50Ferrite Core1T25 x 15 x 10For CN601 Wire 91-00290-00LCD Display1Lead Free PC-X290 LCD DisplayLCD601 11-00290-01PC-X2901Display PCB 94HB 1.6mmPCB 11-00290-02PC-X2901Key PCB W/07/10/13/17 94HB 1.6mmPCB 07-74152-50TCarbon Resistor1Lead Free 1.5K 1/8W ±5% 52mm T.T.R601 07-74202-50TCarbon Resistor1Lead Free 2K 1/8W ±5% 52mm T.T.R602 07-74272-50TCarbon Resistor1Lead Free 2.7K 1/8W ±5% 52mm T.T.R603 07-74392-50TCarbon Resistor1Lead Free 3.9K 1/8W ±5% 52mm T.T.R604 07-74152-50TCarbon Resistor1Lead Free 1.5K 1/8W ±5% 52mm T.T.R605 07-74202-50TCarbon Resistor1Lead Free 2K 1/8W ±5% 52mm T.T.R606 07-74272-50TCarbon Resistor1Lead Free 2.7K 1/8W ±5% 52mm T.T.R607 07-74152-50TCarbon Resistor1Lead Free 1.5K 1/8W ±5% 52mm T.T.R608 07-74202-50TCarbon Resistor1Lead Free 2K 1/8W ±5% 52mm T.T.R609 07-74272-50TCarbon Resistor1Lead Free 2.7K 1/8W ±5% 52mm T.T.R610 07-74392-50TCarbon Resistor1Lead Free 3.9K 1/8W ±5% 52mm T.T.R611 07-74682-50TCarbon Resistor1Lead Free 6.8K 1/8W ±5% 52mm T.T.R612 07-74153-50TCarbon Resistor1Lead Free 15K 1/8W ±5% 52mm T.T.R613 07-74122-50TCarbon Resistor1Lead Free 1.2K 1/8W ±5% 52mm T.T.R614 07-74122-50TCarbon Resistor1Lead Free 1.2K 1/8W ±5% 52mm T.T.R615 07-74151-50TCarbon Resistor1Lead Free 150 1/8W ±5% 52mm T.T.R617 07-74151-50TCarbon Resistor1Lead Free 150 1/8W ±5% 52mm T.T.R618 07-74470-50TCarbon Resistor1Lead Free 47 1/8W ±5% 52mm T.T.R619 RPM7138-V4Sensor1Lead Free 02-67138-80 RohmREM601 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW601 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW602 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW603 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW604 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW605 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW606 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW607 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW608 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW609 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW610 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW611 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW612 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW613 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW614 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW615 16-10101-80Tact SW1Lead Free EVQJAE 05R H=5mmSW616 18-92040-86Encoder1Lead Free Vol. EC162102 FIB-HA1-24VR601 84-00005-80Cable Tie1LE030401 6.5" UL50
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1.Terminal layout 2.Block diagram 3.Pin function TC9257F(IC102):PLL for DTS 1.Terminal layout 2.Block diagram 3.Pin function 1 2 3 4 5 6 7 8 9 10 20 19 1817 16 15 14 1312 11 1/2 2 MODULUS PRESCALER 4 bit SWALLOW COUNTER POWER ONRESET 12bit PROGRAMMABLE COUNTER OSC CIRCUIT REFERENCE COUNTER MAX. 24bit REGISTER 24 bit SHIFT REGISTER ADDRESS DECODER UNLOCK 24 BIT REGISTER RESET FM H HF FM MODELF 1ms OSC 412 154 OT4 8 TEST 24225 10 4 4 OT-4 XT 1ms GATE AMPAMP 5 PHASE COMPARATOR TRI-STATE BUFFER TRI-STATE BUFFER DO1 DO2 (DO2/OT-4) I/O-5/CLK I/O PORT I/O-6 I/O-9/IF IN2 I/O-8/IF IN1 ( I/O-5/IF IN1) I/O-7/SC IN OT-1 OT-3 OT-2 OT-4 GND VDD PSC AMP OUTPUT PORT20bit BINARY COUNTER UNIVERSAL COUNTER CONTROL FMIN AMIN XT XT XT DATA CLOCK PERIOD Pin No. Symbol I/O Function 1 XT - Crystal oscillator pins 2 XT - Crystal oscillator pins 3 PERIOD I Period signal input 4 CLOCK I Clock signal input 5 DATA I/O Serial data input/output 6 OT-1 O General-purpose output ports 7 OT-2 O General-purpose output ports 8 OT-3 O General-purpose output ports 9 OT-4 O General-purpose output ports 10 I/O-5/CLK I/O General-purpose I/O ports 11 I/O-6 I/O General-purpose I/O ports 12 V DD - Power supply pins 13 AM IN I Programmable counter input 14 FM IN I Programmable counter input 15 GND - Power supply pins 16 I/O-9/IF IN2 I/O General-purpose I/O Ports/ 17 I/O-8/IF IN1 I/O General-purpose counter frequency measurement input General-purpose I/O ports/ General-purpose counter cycle measurement input 19 DO1 O Phase comparator output 20 DO2 O Phase comparator output 18 I/O-7/SC IN I/O 52 PCX290