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TECHNICAL MANUAL

DV-K8J5A(Hi-Fi)
DV-K5J5A(MONO)

✔ 

Caution

: In this Manual, some parts can be changed for improving, their 

  performance without notice in the parts list. So, if you need the 

  latest parts information,please refer to PPL(Parts Price List) in 

  Service Information Center (http://svc.dwe.co.kr).

Summary of Contents for DV-K5J5A

Page 1: ...Caution In this Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest parts information please refer to PPL Parts Price List in S...

Page 2: ...ATIONS 26 PARTS LIST 28 SCHEMATIC DIAGRAM INDEX CONNECTION DIAGRAM DV K8J5A 40 CONNECTION DIAGRAM DV K5J5A 41 POWER SUPPLY SCHEMATIC DV K8J5A K5J5A K5L5A 42 TIMER CIRCUIT DV K8J5A 43 TIMER CIRCUIT DV...

Page 3: ...OT WITHIN THE LIMITS SPECI FIED HEREIN INDICATE A POTENTIAL SHOCK HAZARD THAT MUST BE ELIMINATED BEFORE RETURNING THE INSTRUMENT TO THE CUSTOMER OR BEFORE CON NECTING TO ANTENNA OR ACCESSORIES e Inter...

Page 4: ...ing Time 480 min with T 160 Tape NTSC EP 480min with E 240 PAL LP Fast Forward Rewind Time Approx 5min T 120 or E 180 Tuning System Auto Program Cable Compatible Frequency Synthesis FS Note Specificat...

Page 5: ...racy 0 5 N PAL NTSC Video Signal Generator Must provide 1Vp p negative sync video across a 75 ohm load and produce standard N PAL NTSC 75 saturated color bars with a 100 white win dow DC Power Supply...

Page 6: ...able 1 Use for K mecha Drum Motor Connecting Cable Extension Cable 2 Use for K mecha Capstan Motor connecting Cable Extension Cable 3 Use for K mecha A C head and L C Motor Connecting Cable Path Adj F...

Page 7: ...6 EXTENSION CABLE CONNECTION...

Page 8: ...to repair the MAIN circuit board with the DECK assembly connected To imitate the function of the sensors insert the SVC Mode Diode wire D723 on the MAIN circuit board as shown below LOGIC PCB FRONT SI...

Page 9: ...t panel 5 Remove the front panel Bottom Cover Removal Fig 3 1 Remove top cover and front panel 2 Remove four screws 3 Lift out the bottom cover in the direction of the arrow F L Door Removal Fig 4 1 O...

Page 10: ...he direction of the arw 4 Disconnect the FPC B Deck Assembly Removal Fig 7 1 Remove top cover bottom cover front panel 2 Disconnect three connectors A B C 3 Remove three screws D 4 Pull out the Deck A...

Page 11: ...func Knob ass ys holding the top cover 4 Release twelve 12 tabs holding the top cover Hand unit cover Removal Fig 9 2 1 Remove the battery cover 2 Release twelve 12 tabs holding the top cover 10 REMOT...

Page 12: ...rove to Terminal of C170 2 Receive RF signal RF signal condition AUDIO 1KHz 100 Mod RF OUT Level 73dB V 3 Adjust the STEREO SEPARATION Adjustment R199 so that Audio signal 1KHz level comes to be 700mV...

Page 13: ...cm REC PLAY IC601 66 4 8Vp p 2V 10msec cm REC PLAY IC601 67 4 8Vp p 2V 0 5msec cm REC PLAY IC601 68 4 8Vp p 2V 0 5msec cm REC PLAY IC601 71 5 2Vp p 2V 5msec cm REC IC601 71 3Vp p 1V 5msec cm PLAY IC6...

Page 14: ...26 510mVp p 200mV 10 sec cm REC IC301 26 500mVp p 200mV 10 sec cm PB IC301 28 1Vp p 500mV 10 sec cm REC IC301 37 4 2Vp p 2V 20 sec cm REC PLAY IC301 38 2 15Vp p 500mV 10 sec cm REC IC301 38 2 05Vp p 5...

Page 15: ...52 320mVp p 100mV 10 s cm REC 4 IC301 52 240mVp p 100mV 10 sec cm PLAY 5 IC301 55 480Vp p 200mV 0 5ms cm REC PLAY 6 IC301 56 500mVp p 200mV 0 5 sec cm REC 6 IC301 56 500mVp p 200mV 0 5 sec cm PB 7 IC3...

Page 16: ...p 20mV 0 2msec cm REC 0 IC301 77 1 5Vp p 0 5V 0 2msec cm REC IC301 79 0 4Vp p 50mV 0 2msec cm REC IC301 1 2Vp p 0 5V 0 2msec cm REC IC301 10 85mVp p 20mV 0 5msec cm PLAY T201 5 60Vp p 30V 20 sec cm RE...

Page 17: ...360mVp p 100mV 0 5msec EE REC PLAY W IC901 7 900mVp p 200mV 0 5msec EE REC w IC901 22 1100mVp p 500mV 1msec REC E IC901 25 400mVp p 200mV 2msec PLAY e IC901 33 900mVp p 200mV 0 5msec EE REC R IC901 47...

Page 18: ...0 0 0 0 0 0 32 0 0 0 0 0 0 0 33 5 2 5 2 5 2 5 2 5 2 5 2 5 2 34 5 3 5 3 5 3 5 3 5 3 5 3 5 3 35 0 0 0 0 0 0 0 36 0 0 0 0 0 0 0 37 5 3 5 3 5 3 5 3 5 3 5 3 5 3 38 2 39 2 38 2 39 2 4 2 4 2 39 2 39 39 2 42...

Page 19: ...4 2 4 2 4 68 5 1 2 6 2 6 2 6 2 5 5 1 5 1 69 2 6 2 6 2 6 2 6 2 6 2 6 2 6 70 2 6 2 6 2 6 2 6 2 6 2 6 2 6 MODE COM PIN No STOP REC PLAY REW REV FWD REC PLAY F FWD SEARCH PAUSE PAUSE 71 2 8 1 7 2 6 2 8 2...

Page 20: ...3 0 2 2 3 16 2 6 2 6 2 6 2 6 2 6 2 6 2 6 17 2 6 2 6 1 5 2 6 1 5 2 6 1 5 18 2 2 2 2 2 5 2 2 2 5 2 2 2 5 19 0 0 3 9 0 0 0 0 0 0 0 0 0 0 20 3 1 3 1 3 1 3 1 0 0 0 0 0 0 21 0 0 0 0 0 0 0 0 4 2 0 0 4 2 22 1...

Page 21: ...2 3 2 3 2 3 2 3 2 3 2 3 2 3 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 2 0 2 0 2 0 2 0 2 0 2 0 2 0 6 4 2 4 2 4 2 4 2 4 2 4 2 4 2 7 1 5 1 5 1 5 1 5 1 5 1 5 1 5 MODE IC CCD PIN No STOP REC PLAY REW REV FWD REC PLA...

Page 22: ...0 0 0 30 0 6 0 9 0 6 0 6 2 0 0 6 2 0 31 0 02 1 41 1 39 1 39 1 39 1 39 1 39 32 1 75 0 78 1 74 1 75 1 74 1 75 1 74 33 0 0 0 70 0 0 0 0 0 0 0 0 0 0 34 0 0 2 97 0 0 0 0 0 0 0 0 0 0 35 0 0 0 0 0 0 0 0 0 0...

Page 23: ...5 4 5 14 0 0 0 0 0 0 0 15 0 0 0 0 0 0 0 16 0 0 0 0 0 0 0 17 4 9 4 6 4 5 4 5 4 5 4 8 4 8 18 4 8 4 4 4 4 4 4 4 4 4 6 4 7 19 4 6 4 1 4 6 4 1 4 1 4 6 4 4 20 0 0 0 0 0 0 0 21 0 0 0 0 0 0 0 22 1 6 0 9 1 6...

Page 24: ...N C 0 4 8 12 N C 0 0 13 9V 8 8 0 7 14 AUDIO OUT 3 8 0 15 N C 0 0 16 AFT 4 2 0 3 17 N C 0 0 18 VIDEO OUT 5 7 5 7 MPX MODULE PIN VOLTAGE Hi Fi ONLY MODE PIN NO NAME EE REC EE REC REMARK TUNER LINE 1 Vc...

Page 25: ...RTP5 OUTPUT AUDIO SWITCHING PULSE 21 50 60Hz P54 RTP4 OUTPUT 50 60Hz SWITCHING HIGH 22 REC H P53 RTP3 OUTPUT IN REC MODE HIGH OUTPUT HIGH 23 SP H P52 RTP2 OUTPUT 24 LP H P51 RTP1 OUTPUT IN LP MODE HI...

Page 26: ...L CIRCUIT 74 CTL AMP C AMPC OUTPUT REFERENCE TO CTL CIRCUIT 75 CTL AMP IN CTLAMPin INPUT REFERENCE TO CTL CIRCUIT 76 CTL SW OUT CTL Swout OUTPUT REFERENCE TO CTL CIRCUIT 77 CTL CTL OUTPUT REFERENCE TO...

Page 27: ...e button when the tape is in stop action pause And advances the tape 60 seconds during playback Zero Search The zero search feature lets you quickly return to a counter reading of 0 00 00 anywhere on...

Page 28: ...Effects This remote offers POWER PLAY STOP RECORD REWIND FAST FORWARD PAUSE TV VCR SELECTION NUMBER SELECTION 0 though 9 CHANNEL DOWN UP INPUT PREV CH TAPE SPEED FRAME ADVANCE SLOW TRACKING UP TRACKIN...

Page 29: ...Symbol Tolerance F 1 G 2 J 5 K 10 M 20 N 30 Value Example 478 0 47 479 4 7 470 47 471 470 472 4 7K 473 47K Meterial Shape Knob Code Pin Length Value Same as Fixed Type Knob Type VERTICAL HORIZONTAL VE...

Page 30: ...a Oil T Tantal Voltage Code Voltage 0J 6 3V 1A 10V 1C 16V 1D 20V 1E 25V 1V 35V 1G 40V 1H 50V 1J 63V 2A 100V 2B 125V 2C 160V 2D 200V 2E 250V 2F 315V Characteristic Capacitance Temperature Coefficient p...

Page 31: ...ation 1 Chip Resistor Identification Standard Chip Resistor Code 2 Chip Capacitor Identification There is no identification of chip capacitor REMARK Leadless CHIP Components are identified on schemati...

Page 32: ...12 C255 CFXF1C100A C ELECTRO 16V RSM 10MF 5X7 C256 HCFK103ZCA C CHIP CERA 50V Y5V 0 01MF Z 2012 31 K8J5ABOM 1 PCB MAIN AS REF PART CODE PART NAME PART DESCRIPTION C257 CEXF1C100A C ELECTRO 16V RSM 10M...

Page 33: ...1MF Z 2012 C602 HCFK103ZCA C CHIP CERA 50V Y5V 0 01MF Z 2012 C603 HCFK103ZCA C CHIP CERA 50V Y5V 0 01MF Z 2012 C604 HCFK103ZCA C CHIP CERA 50V Y5V 0 01MF Z 2012 C605 CEXF1E470V C ELECTRO 25V RSS 47MF...

Page 34: ...KTC3202Y AUTO 1959Y Q207 TZTC3198Y TR KTC3198Y 1815Y AUTO Q250 TZSR1004 TR KSR1004 AUTO REF PART CODE PART NAME PART DESCRIPTION Q301 TZTC3198Y TR KTC3198Y 1815Y AUTO Q302 TZTC3198Y TR KTC3198Y 1815Y...

Page 35: ...J 2012 R410 RD AZ473J R CARBON FILM 1 6 47K OHM J R411 HRFT473JCA R CHIP 1 10 47K OHM J 2012 REF PART CODE PART NAME PART DESCRIPTION R450 RD AZ473J R CARBON FILM 1 6 47K OHM J R451 HRFT122JCA R CHIP...

Page 36: ...48 DIODE 1N4148 AUTO 52MM D702 DZN4148 DIODE 1N4148 AUTO 52MM D704 DZN4148 DIODE 1N4148 AUTO 52MM D704A 97P2341500 HOLDER LED ABS V0 D705 DZN4148 DIODE 1N4148 AUTO 52MM D706 DZN4148 DIODE 1N4148 AUTO...

Page 37: ...50V SL 27PF J 2012 C307 CBZP1C103M C CERA AXIAL 16V Y5S 0 01MF M REF PART CODE PART NAME PART DESCRIPTION C308 CEXF1C100A C ELECTRO 16V RSM 10MF 5X7 C309 HCLK470JCA C CHIP CERA 50V SL 47PF J 2012 C31...

Page 38: ...0PF K AD AC250V C804 CH1TEE472M C CERA AC 2 5KV 4700PF M AA AC250V C807 CEXN2G820P C ELECTRO 400V LHS 82MF C810 CEXF1C101A C ELECTRO 16V RSM 100MF 6 3X7 TP C811 CDXA0H105K SUPER CAPACITOR 5 5V 1 0F C8...

Page 39: ...M 1 6 47 OHM J REF PART CODE PART NAME PART DESCRIPTION R215 HRFT102JCA R CHIP 1 10 1K OHM J 2012 R216 HRFT229JCA R CHIP 1 10 2 2 OHM J 2012 R217 HRFT229JCA R CHIP 1 10 2 2 OHM J 2012 R218 RD AZ182G R...

Page 40: ...FILM 1 6 220 OHM J R605 HRFT304JCA R CHIP 1 10 300K OHM J 2012 R606 HRFT304JCA R CHIP 1 10 300K OHM J 2012 R607 RD AZ301J R CARBON FILM 1 6 300 OHM J R608 RD AZ301J R CARBON FILM 1 6 300 OHM J R609 RD...

Page 41: ...40 CONNECTION DIAGRAM DV K8J5A...

Page 42: ...41 CONNECTION DIAGRAM DV K5J5A...

Page 43: ...42 POWER SUPPLY SCHEMATIC DV K8J5A K5J5A K5L5A...

Page 44: ...43 TIMER CIRCUIT DV K8J5A...

Page 45: ...44 TIMER CIRCUIT DV K5J5A K5L5A...

Page 46: ...45 SERVO SYSCON SCHEMATIC DIAGRAM DV K8J5A...

Page 47: ...46 SERVO SYSCON SCHEMATIC DIAGRAM DV K5J5A K5L5A...

Page 48: ...47 VIDEO AUDIO SCHEMATIC DIAGRAM DV K8J5A...

Page 49: ...48 VIDEO AUDIO SCHEMATIC DIAGRAM DV K5J5A K5L5A...

Page 50: ...49 PIF MPX SCHEMATIC DIAGRAM DV K8J5A...

Page 51: ...50 PIF SCHEMATIC DIAGRAM DV K5J5A K5L5A...

Page 52: ...51 4HD Hi Fi PREAMP CIRCUIT DIAGRAM DV K8J5A R456 10K C R457 13K A R455 8 2K C Q451 KSR1004 TO MICOM N H...

Page 53: ...52 4HD MONO PREAMP CIRCUIT DIAGRAM DV K5J5A K5L5A...

Page 54: ...53 OSD SCHEMATIC DIAGRAM DV K8J5A...

Page 55: ...54 OSD SCHEMATIC DIAGRAM DV K5J5A K5L5A...

Page 56: ...55 Hi Fi AUDIO SCHEMATIC DIAGRAM DV K8J5A...

Page 57: ...56 EXPLODED VIEW AND PARTS LIST DV K5J5A K8J5A...

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