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Summary of Contents for DC-F320

Page 1: ...IEW CABINET 1 CHASSIS 15 r_ _ __ __ ____ _ I This serwce manual consists of DGF320U Main unit I RB F320 Remote control and SX F320RUXE I LSX F321 R UUK FrontSpeaker system I _ B w J WEI PRODUCT CODE No 129 547 Ol UK 129 547 02 XE PARTS LIST 17 EXPLODED VIEW TAPE MECHANISM 23 EXPLODED VIEW CD CHANGER BASE MECHANISM 24 EXPLODED VIEW CD CHANGER MECHANISM a 25 IC BLOCK DIAGRAM DESCRIPTION 28 IC TRANSI...

Page 2: ... I0 kohm Speaker systems FRONT SPEAKER SYSTEM SX F430 Type 3 wa Y bass reflex Unit used Woo er 16 cm cone type UK Woofer 13 cm cone type XE Midrange 5 cm cone type Tweeter piezoelectric Maximum power handling capacity 100 Watts peak UK 120 Watts peak XE Nominal impedance 6 ohms Dimensions W x H x D 240 x 330 x 270 mm UK 220 x 330 x 230 mm XE Weight 3 9 kg UK 3 5 kg XE General Power requirements 23...

Page 3: ...G VORSICHT UNSICHTBARE IASERSTRAHLUNG TRlll AUS WENN DECKEL GEbFFNET UND WENN SICHERHEITSVERRIEGELUNG ijBERBRijCKT IST NIGHT DEM STRAHL AUSSETZEN VARO AVAllAESSA JA SUOJALUKITUS OHITEllAESSA OLET ALTTIINA Nb KYMjiTTijMp LLE LASERSATEILYLLE AL KATSO SjiTEESEEN B o E REMOVAL INSTALLATION l Press the POWER button and check that the STANDBY LED lights l Disconnect the power cord s plug from the electr...

Page 4: ...1 Remove the POWER TRANSFORMER mounting screws 2 Remove the POWER P W board l l 0 7 TAPE MECHANISM BLOCK 1 Open the CASSETTE LIDS 2 Remove the TAPE MECHANISM mounting screws 4 CD MECHANISM 1 Remove the CD MECHANISM mounting screws O 2 Remove the POWER TRANSFORMER 8 WIRING LAYOUT Arrange the lead wires so that they are not near the heat sink of the POEWR P W board TUNEWAMP F W BOARD lo CD P W BOARD...

Page 5: ...o FM Antenna Connect to VlVM 9O OMHZ Low Max SG 6dB IV TP25 L or TP26 R TP27 E 106 OMHZ High ___ SG Modulation 1 kHz 30 Antenna IRE Loop Distance 60 cm 2 MW Step Adjusting Connection SG Set Adjustment Remark Circuit Input Output Frequency Position 1 Cover ___ Connect Digital DC voltmeter to 522kHZ Low L2153 vt 1 OVfO O5V Voltage ___ TPll H TP12 E 16llkHZ High less than 9 OV 2 Tracking Conned AM SG...

Page 6: ...ER GEAR via the BELT and PULLEY and the RACK GEAR which is intermeshed with the OPEN CLOSE IDLER GEAR moves forward during OPEN backwards during CLOSE l The HOME POSITION is reached when the largest square hole in the UP DOWN CAM GEAR is between the SENSORS 2 Rotate the UP DOWN CAM GEAR counter clockwise with OPEN CLOSE during PLAY or clockwise with normal OPEN CLOSE raise the GEAR BLOCK BRACKET s...

Page 7: ...rate and lower the TRAY HOLDER putting the until to chucking status 4 The rotation of the UP DOWN MOTOR rotates the UP DOWN GEAR in the counter clockwise direction In connection with this the TRAY HOLDER SLIDE moves forward and at the same time the RIGHT SLIDE is moved backwards by the SYNCHRO LEVER TRAY HOLDER SYNCRb LEVER LOAD UNLOAD DRIVE GEAR A dl LOAD UNLOAD CAM GEAR LOAD UNLOAD MOTOR UNLOAD ...

Page 8: ...3 REPLACING THE TRAY GUIDE l Have the LEFT TRAY GUIDE HOLDER and TRAY GUIDE ready before proceeding 1 Turn the UP DOWN CAM GEAR and remove the setscrew of the TRAY HOLDER from the hole in the GEAR BLOCK BRACKET 2 Turn the UP DOWN CAM GEAR counter clockwise as far as it will go and remove the SCREWS 3 4 Remove the five setscrews of the LEFT TRAY GUIDEHOLDER and remove it in the direction of the arr...

Page 9: ...rward until it goes no further 2 Align the round mark on the UP DOWN DRIVE GEAR 2 with the mark area on the TRAY SLIDE and install 3 Align the shorter flat part of the UP DOWN CAM GEAR 2 and install l Set the parts in such a way that the round marks on the two GEARS are horizontal 8 8 LOAD UNLOAD I OF THE LUBRICATION J c Note 1 EM 50L MOLYKOTE EMdOL I SG 7 SAN GREASE SG 7 I G 474B FLOIL OIL G 4748...

Page 10: ...zontal UP DOWN CAM GEAR 2 l Set the parts in such a way that the round marks on the two GEARS are horizontal Align with the triangular mark through the hole through which the UP DOWN CAM GEAR 2 teeth are visible Secure the SCREW of the SENSOR and GEAR Q I MARK 11 TRAY HOLDER SLIDE UP DOWN MOTOR ASSY UP DOWN DRIVE GEAR 2 10 5mm r ll f I J 6142670440 _ _ _ t zoL 1 MOLYKOTE EM SOL I I SG 7 SAN GREASE...

Page 11: ...d in isopropyl alcohol Apply a small amount of a mixture of the Three bond 2001 and 2015F bonding materials to the motor s shaft Install the turntable as shown in the figure Secure the turntable by pressing gently Be sure to wipe away by using a piece of cloth or similarmaterial any bonding material coming out of the hole 2 Replacing the pick up 1 2 3 4 5 Insert the pick up rail into the base chas...

Page 12: ...l BALANCE EST POINT EYE PATTERN CD PICK UP MAINTENANCE About pick up Optical lens Cleaning Clean the lens with the specified cleaning disc or moisten a cotton swab with isopropyl alcohol and cleaning paper Specified cleaning disc LC 1 Part code 645 026 1961 manufactured by SANYO Regarding procedure of cleaning with moisten cotton swab please refer to the attached as follows 7 Cotton swab wrapped w...

Page 13: ...is symmetrical on the top and bottom in relation to OV VC 6 If it cannot be adjusted by fully rotating VRlOl cut the resistor R1108 1 Ok R with a pair of pliers and adjust again 7 To cancel service mode disconnect the power cord s plug from the electrical outlet 2 Checking the eye pattern 1 Switch ON the POWER 2 Connect an oscilloscope to TPl RF and TP4 VC 3 Load the test disc 4 PLAY PAUSE switch ...

Page 14: ...ame level Using a dual channels oscilloscope All wiring should be returned to the original position after work is completed 2 Head azimuth TAPE A 1 2 3 4 1 2 3 4 TAPE B Load a test tape for azimuth adjustment Press the PLAY button Azimuth screw adjustment Press the STOP button L Load a test tape VTT 738 etc lOKHz for azimuth adjustment Press the PLAY button Use a flat tip screwdriver to turn the s...

Page 15: ...DJUSTMENT w c TAPE SPEED UI L CH VR374 ADJUST 3 a ui BIAS ADJUSTMENT BIAS FREQUENCY R CH I ADJUSTMENT VR384 L3601 2 CHECKING THE MECHANISM TORQUES 1 Clean the head capstan and pinch roller before making any measurement 2 Check the both normal and reverse playback Measureent Take up torque Cassette for PLAY TW 211 lA FWD measurement FSWDIREW TW 2231 PLAY 25 63gr cm F FWD REW 60 120ar cm Back tensio...

Page 16: ...EXPLODED VIEW CHASSIS YOl I ii I yo2 v 8 yo2 m l l l I i I YO8 J 92 Y18 I Y18 Y18 Y17 ...

Page 17: ...EXPLODED VIEW CABINET 16 ...

Page 18: ...G PWB SIDE PWB FIX FIXER AC CORD FIXER AC CORD PANEL REAR AMP XE PANEL REAR AMP UK LUG PICK LEAD CD MECHA PICK COVER PANEL REAR CD REAR JOINT CD MECHA FORCEMENT ASSY CABINET BENDING AFTER BENDING TERMINAL CD CD MECHA EARTH TERMINAL ANT PANEL REAR DEC WINDOW CASSETTE CASSElTE COVER CASSETTE L COVER CASSE fTE R ASSY LID CASSETTE DECK L ASSY LID CASSETTE DECK R SPRING WIRE CASSETTE CASSETTE L SPRING ...

Page 19: ...2463 or or or D2464 or or or D4400 D4410 D4414 D4415 D4416 D4470 D4471 D4494 D4700 D4701 D4900 04901 D4902 D4903 D4920 D4940 D4960 D4970 IC231 lC245 IC450 IC451 lC452 lC458 lC459 IC470 lC497 or L2151 L2152 L2153 L2154 L2301 L2451 L4700 or L4800 or Q2140 18 REF NO 91 coo01 coo02 coo03 coo04 C2152 C2155 C2457 C4432 or c4705 C4706 c4750 or c4751 or C4805 C4806 C4850 or C4851 r4902 c4903 CN201 CN412 i...

Page 20: ... P 405 020 7204 TR 2SC945A K 405 012 2002 TR 2SCl815 GR 405 141 3307 TR KTC3198 GR 405 141 3208 TR KTC3198 Y REF NO Q4433 or or or z4434 or or or z4435 or or or 4436 or or or 4470 or or or Q4471 or or 4500 Q4501 or Q4600 Q4601 4700 Q4701 or or or 4702 or or 4800 Q4920 or or 4921 or or 4940 or 4941 or or or 4960 or or or 4961 or _ i _ PART NO DESCRIPTION 405 020 7402 TR 2SC945A P 405 020 7204 TR 2S...

Page 21: ...614 051 9808 LUG A 6450142611 PROTECTOR 5A 125V A 6450142611 PROTECTOR SA 125V 405 141 3406 TR KTA1266 GR 405 141 3505 TR KTAl266 Y REF NO PART NO DESCRIPTION or 405 005 2002 TR 2SA733 P or 405 005 1906 TR 2SA733 K R4954 A 402 071 9508 FUSIBLE RES 1 JA 1 4W R4955 A 402 071 0307 FUSIBLE RES 10 JA 1 4W w301 614 295 1415 WIRE UL2468 24D K DECK MOTOR ZA301 645 001 8336 S INGOT SLD MO 63 PWB DECK PTl P...

Page 22: ... 6450065958 SWITCH PUSH 1 P 1T 6142205471 SWITCH TACT 6142401002 SWITCH TACT 6450065958 SWITCH PUSH 1 P 1T REF NO or S6102 or or 56103 or or S6104 or or S6105 or or S6106 or or S6107 or or S6108 or or S6109 or or S6110 or or S6115 or or S6116 or or S6117 or or S6118 or or S6119 or or S6120 or 21 or or S6122 or or S6123 or or S6124 or or S6127 or or S6130 or or 56131 or or S6133 21 PART NO DESCRIPT...

Page 23: ...1 4090508200 4092321708 409 241 5308 4091458405 6142120804 6450040580 6140293142 6140293937 6450040580 6140293142 6140293937 6450238987 4050063909 4050064005 4050063909 4050064005 4050063909 4050064005 4050063909 4050064005 4050118609 405 011 8500 405 011 8609 405 011 8500 4051376404 DE SCRlPilON ASSY PWB DECK W O DOLBY LOGIC N S P POLYESTER 1500P K 50V POLYESTER 0 018U K 50V SOCKET FPC 1 OP SOCKE...

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Page 25: ...91 MAIN BELT 6450279966 ASSY EJECT BASE 6450279973 ASSY EJECT BASE 6450256134 BIND SCREW 645 024 3141 BIND SCREW 645 024 3158 BIND SCREW 6450243127 SCREW 6450243257 SCREW 6450243103 SCREW 645 027 8914 P WASHER 6450278907 L CUT WASHER 6450255908 MAT 6450242069 PRESSURE SP 6142939505 ASSY MOTOR 6450278938 FWD ARM SP 6450278990 F R LOCK PLATE 6450278945 SCREW 6450279034 HEADER SCREW 6450279324 ASSY M...

Page 26: ...535 508 ...

Page 27: ...S TPG BRZ FLG 3X6 GEAR 0002 FIX GEAR LOAD UNLOAD DRIVE SCR S TPG BRZ FLG SXG GEAR 0005 0006 FIX GEAR LOAD UNLOAD CUM SWITCH EP lP lT UNLOAD END SW SCR PAN SW 2X4 LOAD UNLOAD MTR FIX SWITCH EP 1 P lT LOAD END SW LEVER LOCK LVR HOLDER SPRING WlRE UU LOCK LVR MOUNTING TRAY HOLDER SCR S TPG PAN 2X8 TRAY HOLDER SCR S TPG BRZ FLG 3X6 GEAR 0003 0004 FIX GEAR LOAD UNLOAD IDLER GEAR LOAD UNLOAD IDLER2 LUG ...

Page 28: ...N BASE MECHA FL SCR S TPG BIN 2X8 PLAY SW FIX 639 SWITCH LEVER PLAY SW 640 SPRING COMP FLOATING 641 CHASSIS BOTTOM CHASSIS JOINT BOTTOM BACK LUG O C SW LEAD DRESS SCR S TPG PAN 2X6 JOINT 0001 FIX LUG UU SW LEAD DRESS SCR S TPG BRZ FLG 3X6 LUG FIX UP DOWN MOTOR ASSY SCR S TPG BRZ FLG 3X6 BRACKET MOTOR FIX 27 PART NO 614 129 9136 6142668054 411 1026300 411 098 8807 6142680155 6142682883 412 014 6402...

Page 29: ...bottom hold output capacitance coupled 27 cc1 I DEFECT bottom hold output 28 CB Connection pin for DEFECT bottom hold I capacitor 29 CP Connection pin for MIRR hold capacitor MIRR comparator non inverted input 30 RF 1 input pin for the RF summing amplifier output capacitance coupled 31 RF 0 o RF summing amplifier output Eye pattern check nnint _ RF summing amplifier inverted input The RF 3 RF M I ...

Page 30: ...lifier CHCIN B I I IDriver CH4 input for gain adjust lC245 LC72131 MD I I r No 1 Pin Name 1 VO 1 Function I 1 XIN I X tal 7 2MHz input 2 CE I Chip enable input 3 DI I Serial data input 4 CL I Serial clock incut 5 DO 6 BCl 7 SO2 0 Serial data output 0 outputpolt 0 output port a Bo3 9 804 10 101 11 IFIN 12 102 13 AMIN 14 FMIN 0 output port 0 output port I O Input Output port I IF counter input I O I...

Page 31: ...0 c4 filter for master PLL Slave Digital 30 31 32 33 34 36 L36 37 38 33 40 l U_ FILI I Inputs to filter for master PLL PC0 0 Outputs of charge pump for master PLL VDD Power supply for digital 5V AVSSI Power supply for analog OV CLTV I VC0 control voltage input for master PLL AVDDl Power supply for analog 5V RF BIAS ASYI ASYO EFM fill swina output IL VSS HI VDD ASYE I L OFF of asymmetty correction ...

Page 32: ...WM PCMDI LPWM BCKI RPml MUTE NRPWM BCK DOUT PCMD JACK XROF WDX LOCK MDS MOP C2PO MON RFCK SQCK SQSO EXCK SBSO SCOR interface XLON SPOA CLOK XL T DATA SENS to c Tltlod Elmd Zlklod Llwzkl 35 3 Llno LOM iNI LOW LNW LNAE ...

Page 33: ... BU4052BCF IC132 LB1641L v c c 2 OUT2 P2 iij 9 Pl OUT1 IN1 GND INPUT LOGIC CIRCUIT Input output Action IN1 IN2 OUT1 OUT2 0 0 0 0 Brake 1 0 1 0 Normal Reverse Rotary 0 1 0 1 Reverse Normal Rotary 1 1 0 0 Brake IC602 BA3835S lC372 BA3126N UPC1330HA 32 ...

Page 34: ...IC BLOCK DIAGRAM DESCRIPTION IC601 M38197MAA 613FP lC106 451 452 459 603 LA6458D NJM4558 lC362 TC4011 BF V D D A 4 84 X 4 X 3 83 A3 VCC B OUTPUT B INPUT B INPUT Al Bi Xl X2 82 A 2 v s s 33 ...

Page 35: ...VOLTAGES ICl 01 CXA1782BQ STOP 1 0 3 5 0 8 0 0 Pin No 46 47 46 H A Y 2 5 2 5 2 5 STOP 2 5 2 5 2 5 2 5 1 25 I IC106 NJM4558D V Pin No 1 2 3 4 5 6 7 6 RAY 38 32 32 0 0 32 3 2 3 8 8 8 STOP 4 0 2 9 2 9 0 0 29 2 9 4 0 9 0 ...

Page 36: ...05 0 0 0 0 0 0 Pin No 17 16 IC603 NJM4558M V Pin No 1 2 3 4 5 6 7 6 CDSTOP 5 89 0 0 5 84 0 0 5 84 5 89 5 89 11 78 CD PLAY 5 87 5 87 5 82 0 0 5 82 5 87 5 87 11 75 TRNSISTORS PIN a1101 a1102 Qlzol aa2 Q12ll cm21 NAME B 1 C 1 E B 1 C 1 E B 1 C 1 E B 1 C 1 E B 1 C 1 E B 1 c 1 E CD PLAY 4 5 I 7 8 I 3 7 5 0 I 5 0 I 4 2 9 7 1 5 0 I 9 1 5 0 1 1 2 I 4 7 0 0 1 0 0 1 4 6 0 0 1 0 0 1 0 6 PIN 1 Q1361 CLOSE 1 0...

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