Broan 619004EX Ventilation Hood User Manual
Contents
1. o PART FigNo POINT NOTE CONN CONNECTOR Pin No eee Fig 1 3 1 a ATH SSD CN MAIN CN101 lt gt MONITOR CN761 40 Inc MONITOR CN a 050 CN8002 lt gt MONITOR CN762 10 ASSY EVF ASSY CN b DSC CN8001 gt MAIN CN111 8 A Y T CNO MONITOR CN764 lt gt LCD BL CN751 33 32 ASSY COVER HINGE 10 132 1260 CNO MONITOR CN763 lt gt EVFASSY 017211 20 MONITOR ASSY Fig 1 3 3 CN SO CN MONITOR 0061 gt SPEAKER 2 EVFASSY Fig 1 3 4 CNG 2 S MIC 3 MONITOR Fig 1 3 5 CN 5S 560 800 NOTES CNE pi ee cc 5 BOARD ASSY BRACKET MONITOR SPEAKER FRONTASSY Fig 1 3 6 COVER JACK CNO NOTED 00 MA CN108 lt gt OP BLOCK ASSY 24 2S Da 60 01 MA CN107 eco _ 2 DC LIGHT MALO CN da MA CN103 lt gt REAR UNIT CN551 12 ay COVER CNOb MA CN104 REAR O N OR eiet UNIT CN552 6 O 146 66 a OP BLOCK ASSY Fig 1 3 7 000 CNGOb Sa 500 NOTED CN MA CN109 200M UNIT 15 GD REAR UNIT Fig 1 3 8 CN a Nn NOTE CN a JUNCTION CN571 lt gt MAI CN113 33 ASSY COVER DC 380 LOWERCASE Fig 1 39 CN 209 3581 CN b JUNCTION CN574 lt gt LOADING MOTOR 6 ASSY CN c JUNCTION CN573 lt gt DRUM MOTOR2. Assembling procedure 1 Loosen the screw A 2 Setthe mechanism in the PLAY mode Refer to 2 3 2 Explanation of mechanism mode 3 Press the end face of the slide deck assembly reel disk side and the end face of the main deck assem bly drum assembly side with uniform force so that the two assemblies are tightly pressed to each other Further more press the part and tighten the screw A Note Tightening torque for screw 0 069 N m 0 7 kgf cm 2 16 2 LS ln de e Les eA SET y y 4 JE S OO Le lt o is oN gt 2 O 9 J N 5 JE i ps JORG a or 2 st 37 A Fig 2 6 1 2 6 2 Locating tension pole lt PLAY mode gt Fig 2 6 2 Locating procedure 1 Enter the mechanism assembly into the PLAY mode Refer to 2 3 2 Explanation of mechanism mode When the b 4 part is positioned down make sure that the part a of the tension arm assembly is located within the range of b If the part a is out of the range turn
3. Earth pin Milli ohm meter Fig 10 AC Line Voltage Region Insulation Resistance R Dielectric Strength Clearance Distance d d 100 V J R gt 1 MO 500 V DC AC 1 kV 1 minute d d gt 3mm 100 to 240 V ane gt AC 1 5 KV 1 miute d d gt 4mm 110 to 130 V USA amp Canada 1 MQ SR lt 12 MQ 500 V DC AC 1 kV 1 minute d d 3 2 mm AC 3 kV 1 minute 4mm 110 to 130 V i gt Class I 200 to 240 V Europa S Australia REAO M55600 DE AC 1 5 kV 1 minute 8 mm Power cord Class I 6 mm Primary wire IV IV IV Table 1 Specifications for each region AC Line Voltage Region Load Z Leakage Current i a b c o NVVy 100 V Japan i lt 1 mA rms Exposed accessible parts 110 to 130 V USA amp Canada i S 0 5 mA rms Exposed accessible parts i S 0 7 mA peak 110 to 130 V E deli i i S2mAdc urope ustralla 220 to 240 V E NA i 0 7 mA peak 501 i S 2mA dc Antenna earth terminals Other terminals Table 2 Leakage current specifications for each region Note These tables are unofficial and for reference only Be sure to confirm the precise values for your particular country and locality II S40888 01 SECTION 1 DISASSEMBLY 1 1 BEFORE ASSEMBLY AND DISASSEMBLY 1 1 1 Precautions 1 Be sure to remove the power supply unit prior to mount ing and soldering of parts 2 When removing a com
4. Note 2a Slide deck assembly Main deck assembly 2 8 lt STOP mode gt Note la l Shift the mechanism mode from the STOP mode to the EJECT mode Note 1b Reassemble the cassette housing assembly to the mechanism as the cancel lever is moved in the direc tion of the arrow Note 1c When reassembling the cassette housing to the mechanism make sure that there is no deformation in the frame or no damage to the switches etc Note 1d After reassembling the com ponent parts check the mechanism operation in the PLAY mode For details of checking method refer to 2 6 1 as sembling slide deck assem bly and main deck assem bly Note 2a When removing the reel disk assembly be careful not to break the brake pad which applies lateral pressure to the reel disk Note 2b Be careful not to make a mistake in installing the reel disk The SUP reel disk and TU reel disk can be distinguished from each other by the appearance as shown below SUP TU Note 2c When reassembling the cassette housing to the mechanism make sure that there is no deformation in the frame or no damage to the switches etc Note 2d When fitting the reel cover assembly to the set carefully tighten the screw with the specified tightening torque of 0 069 0 7kgf cm 3 Ga Tension arm assembly G Release guide
5. Jig Connector Cable 6 Communication Cable YTU93082C 1 In case of wiring to chip test points for measurement 5 YTU93107A use IC clips etc to avoid any stress 2 Since connectors are fragile carefully handle them in dis connecting and connecting 3 Shortcircuit between operation and DECK chassis 8 Service Support System 5 PC Cable 2 Required test equipment 4 QAM0099 002 YTU94057 57 1 Color TV monitor 2 AC adapter gt 3 Oscilloscope dual trace type observable 100 MHZ or higher frequency x Note It is recommended to use one observable 300 MHz 9 Alignment Tape 10 INF Adjustment Lens or higher frequency MC 1 YTU92001B 4 Digital voltmeter 5 Frequency counter with threshold level adjuster 6 Personal computer 11 INF Adjustment Lens Holder 42 Camera Stand YTU94087 YTU93079 13 Light box Assembly 14 Gray Scale Chart YTU93096A YTU94133A 15 Color Bar Chart YTU94133C Table 3 1 1 3 2 il Torque driver Be sure to use to fastening the mechanism and exte rior parts because those parts must strictly be control led for tightening torque Bit This bit is slightly longer than those set in conventional torque drivers Tweezers To be used for removing and installing parts and wires Chip IC replacement jig To be used for adjustment of the camera system Jig connector cable Connected to CN105 of the main board an
6. TO MAIN gt m Fig 1 3 7 Fig 1 3 8 Fig 1 3 9 Fig 1 3 11 BRACKET MECHA EJECT SW NOTE 43b 4 S 3b Fig 1 3 10 Fig 1 3 12 1 4 MONITOR ASSEMBLY Note The shape of the monitor assembly varies by the size of the LCD screen For the 2 5 type LCD refer to Fig 1 4 1 1 4 1 Disassembly assembly of monitor assembly for 2 5 type LCD Note Be careful not to soil or scratch the monitor screen through the disassembly assembly work 1 Remove the four screws 1 to 4 in numerical order While disengaging the six hooks L a to L f in alphabetical order remove the monitor cover assembly 2 Unlock the connector and then disconnect the FPC while lifting the hinge assembly upwards to remove it to gether with the FPC Note a For disconnecting the FPC unlock the connector first and then lift the hinge assembly upwards Accordingly the FPC is disconnected together with the hinge assembly Note b Treat the wires carefully 3 Unplug the wires and FPCs from the two connectors and then remove the MONITOR BL board assembly holder PWB and backlight in that order 4 Remove the LCD module 1 4 2 Disassembly assembly of hinge assembly for 2 5 type LCD 1 Remove the three screws 5 to 7 and then remove the hinge covers 1 and 2 by disengag
7. 2 6 NO PART NAME FIG POINT NOTE REMARKS amp Cassette housing assembly T Fig 2 4 5 3 S1 L1a L1d ta 1b 1c 1d Adjustment Reel disk SUP assembly T Fig 2 4 6 W2 2a 2b Reel disk TU assembly T W2 2a 2b Reel cover assembly T S2b 2 S2a W2 2d Tension arm assembly T Fig 2 4 7 W3a 3b Release guide assembly T 3a Idler arm assembly T W3b Guide arm assembly T 3a Pinch roller arm assembly T W3a Cleaner arm assembly T Fig 2 4 8 L4a 4a Slant pole arm assembly T W4 L4b P4a P4b Ab Drum assembly T 3 S4 Guide roller S assembly T Fig 2 4 9 P5 5a Rail assembly T 3 W5a W5b 5b 5 Slide deck assembly G Main deck assembly T Fig 2 4 10 W6 L6a L6d 6a 6b Adjustment Slide deck assembly Loading brake assembly T Fig 2 4 11 W7 L7a P7a 7e Adjustment Guide pin S T S7a Gc Pad arm assembly T W7 L7b P7b 7d Slide guide plate assembly T S7b 7 Adjustment Collar T 7a GD Collar T 7a 7g Sub brake assembly T W7 L7c P7c 7b 7h Control plate assembly T 2 W7 L7d P7d 7b Main deck assembly Tension lever assembly T Fig 2 4 12 8c Slide lever assembly T 8b Brake control lever assembly T 8a Loading guide T Fig 2 4 13 S9 Timing belt T 9b Center gear assembly T Motor bracket assembly T 2 S9 9a Worm wheel T W9 Phase adjustment Gear holder T S9 Main cam gear T Fig 2 4 14 S10 10b Phase adjustment
8. Cleaning Cloth KSMM 01 LS 1 2 Table 1 2 1 Torque driver Be sure to use to fastening the mechanism and exterior parts because those parts must strictly be controlled for tightening torque Bit This bit is slightly longer than those set in conventional torque drivers Tweezers To be used for removing and installing parts and wires Chip IC replacement jig To be used for adjustment of the camera system Cleaning cloth Recommended cleaning cloth to wipe down the video heads mechanism tape transport system optical lens surface 1 3 DISASSEMBLY ASSEMBLY OF CABINET PARTS AND BOARD ASSEMBLY 1 3 1 Disassembly flow chart This flowchart indicates the disassembly step for the cabi net parts and board assembly in order to gain access to item s to be serviced When reassembling perform the step s in reverse order UPPER CASE ASSY Inc MONITOR ASSY E VF ASSY DSC BOARD ASSY COVER HINGE 4 MONITOR ASSY LEvrassv sd 6 MONITOR BOARD ASSY FRONT ASSY 7 Inc DC LIGHT MIC DC LIGHT LIGHT COVER MIC OP BLOCK ASSY REAR UNIT ASSY LOWER CASE ASSY JUNCTION BOARD ASSY MAIN BOARD ASSY JACK BOARD ASSY MECHANISM ASSY Table 1 3 1 1 3 2 Disassembly method Note Remove the parts marked in
9. Note 7b When reinstalling the sub brake assembly set the control plate assembly so that its hook is set in the part of the sub brake assembly Note 7c Since the slide guide plate assembly controls the slide deck assembly so that it exactly slides the main deck assembly it must exactly be assembled in the PLAY mode Therefore temporarily fix the slide guide plate assembly in this stage For details of reassembling procedure refer to 2 6 1 Assembling slide deck assembly and main deck as sembly Note 7d The pad arm assembly controls the tension level of the tension arm assembly For adjustment of the tension arm assembly refer to 2 6 2 Locating tension pole Note 7e When reinstalling the load brake assembly slightly lift the slide deck assembly upwards because the lower part of the load brake assembly sticks out of the slide deck assembly Note 8a 8b 8c For refitting the respective parts refer to the following fig ures Tension lever assembly Slide lever assembly Brake control lever assembly 9 Loading guide b Timing belt Center gear assembly Motor bracket assembly Worm wheel f Gear holder Note 9a Note 96 Note 9a Carefully handle the DEW sensor Don t touch the sensor surface in particular Note 9b When engaging the timing belt make sure that it securely engages with the gears of both the cente
10. 3 No FG pulse is output from the reel sensor However no REEL EMG is detected in the 4 No power is supplied to the reel sensor SLOW STILL mode 5 Tape transport operation takes place with a cassette having no tape inside 6 The tape slackens and no pulse is produced until the slack is taken up and the tape comes into the normal status E04 DRUM FG In the case there is no DRUM FG input inthe 1 The drum cannot be started or drum rotation is stopped drum rotation mode for 4 seconds or more This because tape transport load is too high error is defined as E04 and the mechanism 1 Tape tension is extremely high mode is shifted to STOP with the pinch roller 2 The tape is damaged or soiled with grease etc set off 2 The DRUM FG signal is not received by the syscon CPU 1 Disconnection in the middle of the signal line 2 Failure of the DRUM FG pulse generator hall ele ment 3 No drum control voltage is supplied to the MDA 4 No power is supplied to the DRUM MDA E05 _ E06 CAPSTAN FG In the case no CAPSTAN FG is produced in 1 The CAPSTAN FG signal is not received by the syscon the capstan rotation mode for 2 seconds or CPU more This error is defined as E06 and the 1 Disconnection in the middle of the signal line mechanism mode is shifted to STOP with the 2 Failure of the CAPSTAN FG pulse generator MR pinch roller set off element However no CAPSTAN EMG is detectedinthe 2 No capstan control voltage is suppli
11. 1 439 JUNCTION Fig 1 3 10 S amp a 9690 NOTE a BOARD ASSY 019 01690 CNBC 016 NOTE CSC RE lt gt SENSOR 8 AIN BOARD Fig 1 3 11 S a L amp a SHIELD PLATE _ CN 3a MAIN CN110 amp HEAD 8 ASSY 019 CNBC 2 S49b CN MAIN CNH2 gt CAPSTANMOTOR 18 49 JACKBOARD Fig 1 3 12 2 Sa CNiBa A e CN c MAIN CN102 JACK CN502 24 MECHANISM SBa SBb CN a_ JACK CN501 gt ROTARY ENCODER 6 ASSY 360 Table 1 3 2 Table 1 3 3 NOTE Be careful not to lose any parts NOTEG Open the COVER DC NOTE As screw No 31 is hidden behind the COVER NOTE a As the CN572 is located at the back of the as JACK open the COVER JACK to enable re sembly unplug the three connectors and remove moval of the screw the screws bofore disconnecting the CN572 Remove the connector Be coreful not to damage any of the switches DSC used model gt Fig 1 3 1 1 3 Fig 1 3 4 KNOB VIDEO DSC KNOB DC LIGHT BRACKET MONITOR Fig 1 3 2 0 147N m 1 5kgf cm Fig 1 3 5 Fig 1 3 3 L c en L c AC DC LIGHT Ra D MIC DC LIGHT nc Fig 1 3 6
12. 29 V p p 75 analog AV Video output Audio output DV Output 4 pin IEEE 1394 compliant Input 4 pin IEEE 1394 compliant USB GR DVL720 DVL520 only 5 pin PC GR DVL320 only 52 5 mm 3 pole EDIT GR DVL720 DVL520 only 63 5 mm 2 pole JLIP GR DVL320 only 93 5 mm 4 pole AC Adapter Power requirement U S A and Canada AC 120 V 60 Hz Other countries AC 110 V to 240 V 50 Hz 60 Hz Output gt DC11V 1A 1V p p 75 analog 300 mV rms 1 k analog stereo Specifications shown are for SP mode unless otherwise indicated E amp O E Design and specifications subject to change without notice Printed in Japan This service manual is printed on 100 recycled paper COPYRIGHT 2001 VICTOR COMPANY OF JAPAN LTD No 86658 December 2001 TABLE OF CONTENTS Section Title Page Section Title Page Important Safety Precautions 3 ELECTRICAL ADJUSTMENT INSTRUCTIONS 3 1 Precaution nn 3 1 32 SETUP gunu nn as A ne 3 2 1 DISASSEMBLY 1 1 BEFORE ASSEMBLY AND DISASSEMBLY 4 CHARTS AND DIAGRAMS Tl A Pr cautions us dan hs NOTES OF SCHEMATIC DIAGRAM 4 1 1 1 2 Assembiyanddisassemby CIRCUIT BOARD NOTES eee 4 2 1 1 3 Destination of connectors oococccnccccccnccccononcnconancncnnncnnnnns 4 1 BOARD INTERCONNECTIONS 1 1 4 Disconnection
13. 33 47 4 AT 1629 176 220 291 5 EEE TO GEN 5 oi gt a Y ee ROTARY 2 ENCODER CAM SW B a Ha TL TL t lt SLIDE DECK gt SLIDE END SLIDE START SLIDE I POLE BASE EJECT LEVER SUP LOADING BRAKE RELEASE GUIDE SUB BRAKE T PINCH ROLLER PAD ARM ee MAIN CAM 010 4 472 520 155 5 265 0 SUB CAM 011 44 6 49 2 147 0 250 5 ENCODER 610 49 1 54 1 161 7 275 6 Table 2 3 1 2 4 DISASSEMBLY ASSEMBLY OF MECHANISM ASSEMBLY 2 4 1 Follow chart 1 Configuration Mechanism assembly A Cassette housing assembly 2 Procedures for disassembly Slide deck assembly Main deck assembly Fig 2 4 1 Mechanism assembly Y Main deck assembly A Cassette housing assembly 1 D Slide deck assembly Fig 2 4 2 9 2 5 3 Disassembling procedure table
14. 36 1 5 E VE ASSEMBLIX si arriere one inter at 1 9 4 19 JACK SCHEMATIC DIAGRAM 4 37 1 5 1 Disassembly assembly of E VF assembly for the B W VF 1 9 4 20 REAR SCHEMATIC DIAGRAM 4 38 1 6 DISASSEMBLY ASSEMBLY OF 40 OP BLOCK 4 21 B W VF SCHEMATIC DIAGRAM sen 4 39 ASSEMBLY CCD BOARD ASSEMBLY a 1 10 4 22 DSC SCHEMATIC DIAGRAM DVL520 DVL522 DVL720 4 41 1 6 1 Pr cautions russe 1 10 4 23 MAIN CIRCUIT BOARD DVL220 DVL320 DVL520 4 43 1 6 2 How to remove CCD board assembly and 4 24 MAIN CIRCUIT BOARD DVL522 DVL720 4 49 CCD base assembly asas 1 10 4 25 MONITOR CIRCUIT BOARD 4 55 1 6 3 How to assemble CCD base assembly and 4 26 LCD BL CIRCUIT BOARD me CCD board assembly 1 10 4 27 CCD AND JUNCTION CIRCUIT BOARDS 4 59 1 6 4 Replacement of service repair parts 1 10 4 28 JACK AND VF CIRCUIT BOARDS 4 61 1 7 EMERGENCY DISPLAY cciccccccccncccconcconcnnnnncnnnccnnccancnannccns 1 11 4 29 REAR CIRCUIT BOARD 1 0 SERVICE NOTE eke keiki lil 1 12 4 30 DSC CIRCUIT BOARD DVL520 DVL522 DVL720 4 65 4 31 VOLTAGE CHARTS nissan 4 67 2 MECHANISM ADJUSTMENT 4 32 POWER SYSTEM BLOCK DIAGRAM 4 71 2 1 PRELIMINARY REMARKS ON ADJUSTMENT AND REPAIR 2 1 4 33 VIDEO SYSTEM BLOCK DIAGRAM 4 73 2 1 1 Precaution
15. Brake control plate T L10 10b Phase adjustment Rotary encoder T S10 W10a 10a Phase adjustment Connect gear T W10a Phase adjustment Reel drive pulley assembly T W10b Catcher T assembly T Fig 2 4 15 2 S11 Capstan motor T 2 S11 ME Charge arm assembly T W11 11 Sub cam gear T 511 Phase adjustment PWB holder B 2 S11 Table 2 4 1 lt TOP VIEW gt 9d Ga 49 Ga WM G Main deck assembly 106 00 DE 1 W L N CZ W HOE LE ann OL an B Slide deck assembly 7b 7a 7d GAGA 3c 3b 7h 2b 9 O 20 aQ Fig 2 4 3 lt BOTTOM VIEW gt Main deck assembly Ge 7 deck q 238 assembly Fig 2 4 4 2 7 2 4 2 Disassembly assembly 1 Cassette housing assembly Note 1c A Cassette housing assembly Slide deck assembly Main deck assembly Fig 2 4 5 2 Za Reel disk SUP assembly Reel disk TU assembly O Reel cover assembly
16. Hinge assy A SN b gt c Ja L m Note ae 4 Hinge cover 2 Back light LCD module gt SS SS SS a el 1 8 1 5 E VF ASSEMBLY 1 5 1 Disassembly assembly of E VF assembly for the B W VF 1 Remove the EYE CUP 2 Remove the three screws 1 to 3 and then remove the CASE B VF 3 Remove the screw 4 to remove the LEVER VF and pull Remove the screw 8 and the remove the CAP VF 6 Remove the FPC from the CASE A VF so that the CASE A VF may be unlocked Remove the HOLDER LCD VF while unlocking it by the out the LENS ASSY both side Note a Be careful not to lose the SPRING VF 4 Remove the three screws 5 to 7 and then remove the VF HINGE ASSY Note b Be careful not to damage the FPC and not to break any wires during the operation EYE CUP 1 CASE B VF sa LENS ASSY HOLDER LCD VF R ET Sue VF se lt amp a SPRING vF 669 Note 5 a b 0 078 Nem 0 8 kgf cm Fig 1 5 1 1 9 1 6 DISASSEMBLY ASSEMBLY OF 9 OP BLOCK ASSEMBLY CCD BOARD ASSEMBLY 1 6 1 Precautions 1 Take care in handling the CCD image sensor optical LPF and lens components when performing maintenance etc especially with regard to surface contamination at tached dust or sc
17. electrode on the top of the loading motor to enter the mechanism mode into the EJECT mode compulsory lt Mechanism assembly Cassette housing assembly gt DC3V Back side of deck EJECT mode Fig 2 3 1 2 3 2 Explanation of mechanism mode The mechanism mode of this model is classified into six modes as shown in Table 2 3 1 Each mechanism mode can be distinguished from others by the relative position of O mark on the sub cam gear to the inner or outer pro trusion on the main deck Refer to Fig 2 3 2 to 2 3 8 below The EJECT mode C IN mode and SHORT FF mode should be recognized by the relative position of the O mark to the inner protrusion while the STOP mode REV mode and PLAY mode should be recognized by that to the outer pro trusion lt SUB CAM GEAR gt TOP VIEW lt EJECT mode gt lt C IN mode gt lt SHORT FF mode gt lt STOP mode gt lt REV mode gt lt PLAY mode gt Fig 2 3 8 2 3 2 3 3 Mechanism timing chart pARTS MODE EJECT CIN SHORT FE STOP REV PLAY MAIN CAM 910 4 31 7 45 6 95 74 04 129 5 156 6 169 2 211 5 280 3 SUB CAM 011 30 43 1 68 70 122 5 148 1 160 200 265 l l l ENCODER 010
18. for adjustment of the camera system Color bar chart for Light box assembly To be used for adjustment of the camera system Service Support System JE RS232C COM Port PC CABLE Personal Computer Fig 3 2 1 Connection for Service support system
19. labels and in scriptions on the cabinet chassis and certain parts of the product When performing service be sure to read and comply with these and other cautionary notices appearing in the operation and serv ice manuals Parts identified by the A symbol and shaded parts are critical for safety Replace only with specified part numbers Note Parts in this category also include those specified to com ply with X ray emission standards for products using cathode ray tubes and those specified for compliance 12 Crimp type wire connector In such cases as when replacing the power transformer in sets where the connections between the power cord and power trans former primary lead wires are performed using crimp type connec tors if replacing the connectors is unavoidable in order to prevent safety hazards perform carefully and precisely according to the following steps 1 Connector part number E03830 001 2 Required tool Connector crimping tool of the proper type which will not damage insulated parts 3 Replacement procedure with various regulations regarding spurious radiation emission Fuse replacement caution notice Caution for continued protection against fire hazard Replace only with same type and rated fuse s as specified Use specified internal wiring Note especially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads Use specified insulating materials for ha
20. rubber not to come off the right position and fas ten them together with the two screws 1 2 3 Set the CCD board assembly in the CCD base assem bly and then solder it by the 14 points SD 1 6 4 Replacement of service repair parts The service repair parts for the OP Block Assembly are as listed below Before replacement of these parts remove the bracket OP assembly as required Take special care not to disconnect any of the FPC wires or cause any damage due to soldering excessive heating 1 Focusing motor 2 Zoom motor 3 Iris motor unit Note dd When replacing the focusing motor or the zoom motor solder the FPC at a space of about 1 mm above the terminal pin Note de The iris motor unit includes the FPC Assembly and two sensors 7 8000 9 8 809 609 i SENSOR SENSOR 6 BKT OP ASSY Note 19 c OPTICAL LPF Sa 1 809 lt lt S amp a 2 gt A e SDO QX CCD BOARD ASSY CCD BASE ASSY Note 000 Note 00 a SPACER RUBBER Note 10 0 ZOOM MOTOR x 0 078 Nm 0 8 kgf cm Fig 1 6 1 1 7 EMERGENCY DISPLAY Whenever some abnormal signal is input to the syscon CPU an error number E01 as an example is displayed on the LCD monitor or in the electronic view finder In every error status such the message as shown below alternately appear over and over In an emergency mode all operations except turning on of
21. the pin c to adjust the position 2 7 SERVICE NOTE Use the following chart to manage mechanism parts that are removed for disassembling the mechanism Reel disk SUP assembly S2bx1 W2x1 Tension arm Release guide Go Idler arm ea Guide arm Pinch roller arm assembly assembly assembly assembly assembly W4x1 P4ax1 P4bx1 W5ax3 W5bx1 Table 2 7 1a 2 18 Slide deck assembly 7 Loading yee Go Padam Slide guide brake plate assembly assembly assembly W7x1 P7axi W7x1 P7bx1 Collar Sub brake assembly assembly Z ST W7x1 P7cx1 W7x2 P7dx1 Ga Tension lever Slide lever Brake control assembly assembly lever assembly Center gear Motor bracket Gear assembly assembly holder Main cam Brake control gear plate S10x1 S10x1 W10ax1 Catcher T 10 Charge arm assembly assembly Table 2 7 1b 2 8 JIG CONNECTOR CABLE CONNECTION Remove one screw 1 first and the cover JIG next Cover JIG Jig connector cable YTU93082C Fig 2 8 1 Jig connector cable connection MAIN CN105 JIG BOARD vPPc 1 CN1 REG3V 6 1 nc SRV_TX 2 2 SRV
22. EMARKS Cassette housing assembly T Fig 2 4 5 3 S1 L1a L1d ta 1b 1 1d Adjustment Reel disk SUP assembly T Fig 2 4 6 W2 2a 2b Reel disk TU assembly T W2 2a 2b c Reel cover assembly T S2b 2 S2a W2 2d Tension arm assembly T Fig 2 4 7 W3a 3b Release guide assembly T 3a Ge Idler arm assembly T W3b Guide arm assembly T 3a Pinch roller arm assembly T W3a Cleaner arm assembly T Fig 2 4 8 L4a 4a Slant pole arm assembly T W4 L4b P4a P4b Ab Drum assembly T 3 S4 Guide roller S assembly T Fig 2 4 9 P5 5a Rail assembly T 3 W5a W5b 5b 5c 1 7 2 1 2 2 JIGS AND TOOLS REQUIRED FOR DISASSEMBLY ASSEMBLY AND ADJUSTMENT 2 2 1 Tools required for adjustments Torque Driver YTU94088 Bit YTU94088 003 3 Tweezers P 895 4 Chip IC Replacement Jig PTS40844 2 5 Guide Driver YTU94148A Adjustment Driver YTU94028 gt LK 7 Slit Washer Installation Jig YTU94121A Jig Connector cable YTU93082C YTU94057 57 9 Communication cable 10 PC cable YTU93107A QAM0099 002 11 Service Support System 12 Alignment Tape MC 1 13 Cleaning Cloth KSMM 01 Table 2 2 1 2 2 10 11 12 13 Torque Driver Be sure to use to fastening the mechanism and exterior parts because those parts must strictly be controlled for tightening torque Bit This bit is slig
23. JVC SERVICE amp ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP Head office East Coast Midwest West Coast Atlanta Hawaii Head office Montreal Vancouver 1700 Valley Road Wayne New Jersey 07470 9976 10 New Maple Avenue Pine Brook New Jersey 07058 9641 705 Enterprise Street Aurora Illinois 60504 8149 5665 Corporate Avenue Cypress California 90630 0024 1500 Lakes Parkway Lawrenceville Georgia 30043 5857 2969 Mapunapuna Place Honolulu Hawaii 96819 2040 JVC CANADA INC 21 Finchdene Square Scarborough Ontario M1X 1A7 16800 Rte Trans Canadienne Kirkland Quebec H9H 5G7 13040 Worster Court Richmond B C V6V 2B3 973 317 5000 973 396 1000 630 851 7855 714 229 8011 770 339 2582 808 833 5828 416 293 1311 514 871 1311 604 270 1311 540895 04 JAP NOSZIAG 229 1 0 0029 1 0 0026 1 0 00221 0 49 85998 ON JVC SERVICE MANUAL DIGITAL VIDEO CAMERA GR DVL220U DVL320U DVL520U DVL522U DVL720U D DSC DIGITAL STILL CAMERA SPECIFICATIONS The specifications shown pertain specifically to the model GR DVL320 DVL520 DVL720 DC 11 0 V Using AC Adapter DC 7 2 V Using battery pack Power supply Power consumption LCD monitor off viewfinder on Approx 4 3 W LCD monitor on viewfinder off Approx 5 3 W Video light Approx 3 5 W Dimensions W x H x D 79 mm x 89 mm x 167 mm 3 1 8 x 3 9 16 x 6 5 8 with the LCD monitor closed and t
24. USTMENTS ocne 2 16 JUNCTION BOARD ASSEMBLY lt 05 gt 2 6 1 Assembling slide deck assembly and main deck assembly 2 16 JACK BOARD 586 06 2 6 2 Locatingtensionpole 2 17 REAR BOARD ASSEMBLY lt 07 gt aaa 2 7 SERVICE NOTE ani sre 2 18 B W VF BOARD ASSEMBLY lt 08 gt 2 8 JIG CONNECTOR CABLE CONNECTION 2 20 DSC BOARD ASSEMBLY lt 10 gt E F G The following table lists the differing points between Models GR DVL220U GR DVL320U GR DVL520U GR DVL522U and GR DVL720U in this serise GR DVL220U GR DVL320U GR DVL520U GR DVL522U GR DVL720U LCD MONITOR 2 5 2 5 2 5 2 5 3 5 VIDEO LIGHT NOT USED USED USED USED USED DIGITAL STILL CAMERA NOT USED NOT USED USED USED USED MEMORY CARD NOT USED NOT USED USED USED USED EDITING CABLE NOT USED NOT USED NOT USED USED USED RCU UNIT RM V715U RM V715U RM V715U RM V717U RM V717U Important Safety Precautions Prior to shipment from the factory JVC products are strictly inspected to conform with the recognized product safety and electrical codes of the countries in which they are to be sold However in order to maintain such compliance it is equally important to implement the following precautions when a set is being serviced Precautions during Servicing 1 Locations requiring special caution are denoted by
25. _TX CJIG_RST 7 3 CJIG_RST IF Tx 8 4 IF_TX LMTR hs 5 LMTR FS_PLL 4 6 FS_PLL ATFI 119 7 ATFI MAIN vCO 5 8 MAIN VCO ENV_OUT 2 9 ENV_OUT PB_CLK 6 110 PB_CLK HID1 2 11 HID1 GND 7 12 GND JLIP_TX 2 13 JLIP_TX JLIP_RX 8 14 VPPD MON_G 23 z CN2 GG 9 1 JLIP_RX SRV_RX 24 e vPPD 10 3 ove G Al_3VSYS sb 4 eri DEN Aa 5 AL3VSYS DISCRI 26 eki rx 12 L DISCRI SRV_GND 8 TX2 9 SRV_GND TRST 28 sol RX2 TOMK 4 TRST TMS 29 gt gt TCMK TDO 15 13 TMS TDI so 14 TDO 15 TDI 2 20 Fig 2 8 2 Jig connector cable schematic diagram SECTION 3 ELECTRICAL ADJUSTMENT 3 1 PRECAUTION 1 Precaution Both the camera and deck sections of this model needs a 1 Torque Driver YTU94088 personal computer for adjustment except simple adjustment with potentiometers If some of the following parts is replaced for repair or other reason the repaired set must be adjusted with a personal computer e OP block e E2PROM IC 1003 of MAIN board gt e MONITOR 3 Tweezers e E2PROM 1C7603 of MONITOR board P 895 3 Tools required for adjustments Bit YTU94088 003 wee Chip IC Replacement Jig PTS40844 2 2 4 In the event of malfunction with electrical circuits trouble shooting with the aid of proper test instruments most be done first and then commence necessary repair replacement and adjustment etc
26. as shown in the figure lt Worm wheel gt Note 2 Set the worm wheel so that its locating hole meets the hole on the main deck assembly lt Main cam gear Brake control plate gt After fitting the main cam gear and brake control plate lt Connect gear 2 gt Note 2 together set them together Set the connect gear 2 so so that their locating holes that its locating hole meets meet the hole on the main the hole on the main deck deck assembly assembly Note 1 Note 2 is reassembled lt Sub cam gear gt Set the sub cam gear so that its locating hole meets the hole on the main deck assembly This state represents that the mechanism is in the EJECT mode which is the mechanism assembly mode Since the connect gear 2 is tightly fixed to the main deck The part that needs phase adjustment by the hole on the main by caulking adjust its phase with the connect gear and deck assembly must exactly be set as the specified phase sub cam gear There is a fear that some part is installed in a wrong phase because assembling of the mechanism is automated If so set every part in the correct phase whenever the mechanism Fig 2 5 1 2 15 2 6 MECHANISM ADJUSTMENTS 2 6 1 Assembling slide deck assembly and main deck assembly 9 EL 3g g M
27. assembly Go Idler arm assembly Gd Guide arm assembly Pinch roller arm assembly Fig 2 4 7 4 Ga Cleaner arm assembly 4b Slant pole arm assembly Drum assembly Fig 2 4 8 Note 3a When removing the reel cover assembly pay heed to re lease guide assembly and guide arm assembly For the guide arm assembly is just inserted into the slide deck as sembly from the upside and it is apt to come off after the reel cover assembly is removed Note 3b Reassemble the tension arm assembly to the mechanism as the pad arm assembly is moved to the extent in the di rection of the arrow Note 4a When removing the cleaner arm assembly it is recom mended to remove the slant pole arm assembly together with it except the case of a single unit replacement because the hook L4a is hard to disengage Note 4b How to set the coil spring P4b 2 9 5 Ga Guide roller S assembly Rail assembly NT SLI Via Fig 2 4 9 J Note 6b E Main deck assembly 2 10 Note 5a When reassembling insert the tip of the guide roller with the coil Guide roller spring put on it into the hole on s assembly the main deck Tighten the guide O roller by about 6 turns so that the L height of the guide roller assem bly is 19 mm or so as shown in Er 19m
28. ay lt ON 100 49 I II I lt nbio Bulu luBn majos 6 1 Bld 6 6 1 614 2 6 1 614 6 1 Bly lt Bulme p esuelejey Ok gt lt M919S HONS 01 SIB Oc 61 81 ZL QOL GE vl el cl OL 6 8 Z 9 G r a L lt malos jo 18p10 BumoeH ON Ioqu S 1 12 SECTION 2 MECHANISM ADJUSTMENT 2 1 PRELIMINARY REMARKS ON ADJUSTMENT AND REPAIR 2 1 1 Precautions 1 When fastening parts pay careful attention to the tight ening torque of each screw Unless otherwise specified tighten a screw with the torque of 0 039 N m 0 4 kgf cm 2 Be sure to disconnect the set from the power supply be fore fastening and soldering parts 3 When disconnecting connecting wires be careful not to get them and their connectors damaged Refer to the Section 1 4 When replacing parts be very careful neither to dam age other parts nor to fit wrong parts by mistake 2 1 2 Notes on procedure for disassemby assembly The disassembling procedure table Table 2 4 1 on page 2 6 a part of the table is shown below for reference shows the procedure to disassemble reassemble mechanism parts Carefully read the following explanation before starting ac tual disassembling reassembling work The item numbers circled numbers in the following explanation correspond to those appearing under respective columns of the table 1 Circled numbers appearing in thi
29. d used for electrical adjustment etc Communication Cable Connect the Communication cable between the PC cable and Jig connector cable when performing a PC adjustment PC cable To be used to connect the VideoMovie and a personal computer with each other when a personal computer is used for adjustment Service support system To be used for adjustment with a personal computer SETUP Setup for electrical adjustment with personal computer NOTE Remove one screw 1 first and the cover JIG next COMMUNICATION CABLE JIG CONNECTOR to CN105 8 pin CN2 1 pin RED JLIP_RX X to CN105 22 pin CN1 13 pin WHITE JLIP TX gt to CN105 7 pin 0141 12 pin BLACK GND COMMUNICATION CABLE 10 11 12 13 14 15 Jig connector cable Alignment tape To be used for check and adjustment of interchange ability of the mechanism INF adjustment lens To be used for adjustment of the camera system INF adjustment lens holder To be used together with the camera stand for operat ing the VideoMovie in the stripped down condition such as the status without the exterior parts or for using commodities that are not yet conformable to the interchangeable ring Camera stand To be used together with the INF adjustment lens holder Light box assembly To be used for adjustment of the camera system Gray scale chart for Light box assembly To be used
30. e e 2 50 Remove the two screws SD for removing the part 1 e CNO Disconnect the connector SD Unsolder at the point SDO 5 Precautions on disassembly assembly 1 1 3 Destination of connectors Note Three kinds of double arrows in connection tables re spectively show kinds of connector wires gt Wire Hat wire Board to Board connector Example oe CONNECTOR Pin No CNO MAIN CN101 lt MONITOR CN761 40 1 1 4 Disconnection of Connectors Wires Connector Pull both ends of the connector in the arrow direction re move the lock and disconnect the flat wire Flat Es E IS Connector Fig 1 1 1 Connector 1 Extend the locks in the direction of the arrow for unlocking and then pull out the wire After removing the wire immedi ately restore the locks to their original positions because the locks are apt to come off the connector Flat wire BN Connector Fig 1 1 2 Connector 2 B B connector Pull the board by both the sides in the direction of the ar row for disconnecting the B B connector Connector Connector Fig 1 1 4 Connector 4 1 1 1 2 1 2 JIGS AND TOOLS REQUIRED FOR DISASSEMBLY ASSEMBLY AND ADJUSTMENT 1 Tools required for adjustments 1 Torque Driver 2 Bit YTU94088 YTU94088 003 Tweezers 4 Chip IC Replacement Jig P 895 PTS40844 2
31. ed to the MDA STILL FF REW mode 3 No power is supplied to the CAPSTAN MDA 4 The capstan cannot be started or capstan rotation is stopped because tape transport load is too high 1 Tape tension is extremely high Mechanical lock ing 2 The tape is damaged or soiled with grease etc Tape tangling occurs etc Table 1 7 1 DVC_03 W N8L L O w9 j640 L 860 0 IA Il 1 8 1 91061 wo 4649 0 W N8 0 0 A W046YG L WNZPLO I 4046470 W N690 0 AI wo j646 0 W N880 0 I 1 8 SERVICE NOTE maJos yoes JO nbio Bulu 1uBn o uoyuaye Ine189 Aed 2 wey 0 091006 sem puoq 390 malos 981090 M919S OU BSN 1 0 0 L lt 31ON gt IA A lt nbio Buluajy6n majos 1 9 1 61 L G L 61 lt umep 99U919J9H lt M919S HONS O 900 6 8 9 S v Z L 9 S v Z L lt mas Jo Japso BumoweH ASSY 19018 dO ASSY JA M a A I TI lt enbio BuuazyB malos I lt anbo Bulu luBn majos 2 Bld lt umep eoueiejex 21 6 1 Bld 1 6 1 Pld 01 6 1 6 Bumelp soueiejex x lt M S YS 0 909 lt M S HONS 019091 L 9 9 Zz L lt mesos jo Japio umowy es 26 IS 09 6b 387 p Gb py lt mans Jo 1epio Bunowey ASSY HOLINOW ED ED lt ON Ioqu S lt 0 Bulu lu6n majos lt Bulmep 89U919J9H lt Me19S YONS 0 SIB A lt M S jo 1 p10 Bulnow
32. f the POWER switch are ineffectual Example in case of the error number E01 UNIT IN SAFEGUARD MODE E01 E01 REMOVE AND REATTACH BATTERY LCD Emergency Details Possible cause display mode E01 LOADING In the case the encoder position is not shifted 1 The mechanism is locked during mode shift to the next point though the loading motor has 2 The mechanism is locked at the mechanism loading rotated in the loading direction for 4 seconds end because the encoder position is skipped during or more This error is defined as E01 mechanism mode shift 3 No power is supplied to the loading MDA E02 UNLOADING In the case the encoder position is not shifted 1 The mechanism is locked during mode shift to the next point though the loading motor has 2 The mechanism is locked at the mechanism loading rotated in the unloading direction for 4 seconds end because the encoder position is skipped during or more This error is defined as E02 mechanism mode shift E03 TU amp SUP REEL Inthe case no REEL FG is produced for 4 sec 1 The idler gear does not engage with the reel disk well FG onds or more in the capstan rotation mode af 2 Though the idler gear and reel disk are engaged with ter loading was complete the mechanism mode each other the tape is not wound because of over is shifted to STOP with the pinch roller set off load to the mechanism This error is defined as E03
33. he viewfinder pushed down Approx 570 g 1 3 Ibs GR DVL720 Approx 560 g 1 3 lbs GR DVL520 Approx 550 g 1 3 lbs GR DVL320 Operating temperature 0 C to 40 C 32 F to 104 F Weight Operating humidity 35 to 80 Storage temperature 20 C to 50 C 4 F to 122 F Pickup 1 4 CCD Lens F 1 8 f 3 8 mm to 38 mm 10 1 power zoom lens Filter diameter 937 mm LCD monitor 8 5 diagonally measured LCD panel TFT active matrix system GR DVL720 2 5 diagonally measured LCD panel TFT active matrix system GR DVL520 DVL320 Viewfinder Electronic viewfinder with 0 24 black white LCD Speaker Monaural Format DV format SD mode Signal format NTSC standard Recording Playback format Video Digital component recording Audio PCM digital recording 32 kHz 4 channel 12 bit 48 kHz 2 channel 16 bit Cassette Mini DV cassette Tape speed SP 18 8 mm s LP 12 5 mm s Maximum recording time SP 80 min using 80 min cassette LP 120 min Storage media SD Memory Card MultiMediaCard Compression system JPEG compatible File size 2 modes 1024 x 768 pixels 640 x 480 pixels Picture quality 2 modes FINE STANDARD Approximate number of storable images with memory card 8 MB provided FINE 20 1024 x 768 pixels 45 640 x 480 pixels STANDARD 65 1024 x 768 pixels 160 640 x 480 pixels For other memory cards r g 27 S Video Output Y 1 V p p 75 analog C 0
34. htly longer than those set in conventional torque drivers Tweezers To be used for removing and installing parts and wires Chip IC replacement Jig To be used for adjustment of the camera system Guide Driver To be used to turn the guide roller to adjustment of the linarity of playback envelope Adjustment Driver To be used for adjustment Slit washer Installation Jig To be used to install slit washers Jig Connector cable Connected to CN105 of the main board and used for electrical adjustment etc Communication cable Connect the Communication cable between the PC ca ble and Jig connector cable when performing a PC ad justment PC cable To be used to connect the VideoMovie and a personal computer with each other when a personal computer is used for adjustment Service Support System To be used for adjustment with a personal computer Alignment Tape To be used for check and adjustment of interchange ability of the mechanism Cleaning Cloth Recommended cleaning cloth to wipe down the video heads mechanism tape transport system optical lens surface 2 3 DISASSEMBLY ASSEMBLY OF MECHANISM ASSEMBLY 2 3 1 General statement The mechanism should generally be disassembled assem bled in the EJECT mode ASSEMBLY mode Refer to Fig 2 3 1 However when the mechanism is removed from the main body it is set in the STOP mode Therefore after the mechanism is removed from the main body supply 3 V DC to the
35. ing a total of four hooks L g L h at the two sides 2 Separate the SW board assembly and the FPC from the hinge assembly Note c When connecting the FPC arrange the FPC wire by winding it around the shaft hinge pin of the hinge assembly by two and a half turns while pay ing heed to the orientation of the hinge assembly and FPC When disassembling assembling the hinge assem bly pay careful attention to every part not to dam age anything Note d 0 069N m 0 7kgf cm 0 098N m 1 0kgf cm kk 0 147N m 1 5kgf cm ES cover 1 MONI FPC ASSY Note c d Do Note c Dd SA os assy gt Note c d Hinge cover 2 Note 4 b L c Monitor cover get S b e SD PWB Backlight LCD module gt Z S 1 7 Note The shape of the monitor assembly varies by the size 3 Unplug the wires and FPCs from the two connectors of the LCD screen and then remove the MONITOR BL board assembly For the 3 5 type LCD refer to Fig 1 4 2 holder PWB and backlight in that order 4 Remove the LCD module while disengaging it from the 1 4 3 Disassembly assembly of monitor assembly four nooks ta al Le for 3 5 type LCD Note Be careful not to soil or scratch
36. lation from the ends of the wires If the wires are stranded twist the strands to avoid frayed conductors Fig 4 3 Align the lengths of the wires to be connected Insert the wires fully into the connector Metal sleeve Connector Fig 5 4 As shown in Fig 6 use the crimping tool to crimp the metal sleeve at the center position Be sure to crimp fully to the complete closure of the tool Crimping tool 5 Check the four points noted in Fig 7 Crimped at approx center Not easily pulled free of metal sleeve Conductors extended Wire insulation recessed more than 4 mm Fig 7 540888 01 Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration Observe that screws parts and wires have been returned to original positions Afterwards perform the following tests and confirm the specified values in order to verify compliance with safety standards Insulation resistance test Confirm the specified insulation resistance or greater between power cord plug prongs and exter nally exposed parts of the set RF terminals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc See table 1 below Dielectric strength test Confirm specified dielectric strength or greater between power cord plug prongs and exposed acces sible parts of the set RF terminals antenna terminals video and audio input and ou
37. m the figure oF a0 Al Note 5b Pay careful attention to the spring not to lose it Note 5c Pay careful attention to the engagement of the rail assem bly s arm ends because they easily come off the engage ment Moreover make sure that there is neither deforma tion nor damage observed in them Note 5d When removing the rail assembly check to see if the collar is securely set in the arm groove Note 6a When removing the slide deck assembly pay heed to the three components of the following because they are apt to come off after the slide deck assembly is removed a Tension lever assembly Slide lever assembly 8c Brake control lever assembly For reassembling those components refer to Fig 2 4 12 Note 6b When reassembling the slide deck assembly to the main deck assembly combine them with each other by the side grooves and then slide the slide deck assembly by 1 mm or so 7 Loading brake assembly 7b Guide pin S Go Pad arm assembly 7d Slide guide plate assembly Collar 7fCollar 7g Sub brake assembly 7h Control plate assembly Note 7d W7 Note 7b 8 Tension lever assembly G Slide lever assembly Brake control lever assembly Note 8a lt n Cr Note 7a Don t remove these parts unreasonably If they are removed for some reason be very careful not to lose them
38. of Connectors Wires 4 2 MAIN IF SCHEMATIC DIAGRAM eu 1 2 JIGS AND TOOLS REQUIRED FOR DISASSEMBLY 43 SYSCON SCHEMATIC DIAGRAM ASSEMBLY AND ADJUSTMENT 1 2 44 PC IF SCHEMATIC DIAGRAN 1 2 1 Tools required for adjustments 1 2 4 5 DECKCPU SCHEMATIC DIAGRAM 1 3 DISASSEMBLY ASSEMBLY OF CABINET PARTS AND 4 6 MDA SCHEMATIC DIAGRAN BOARD ASSEMBLY 1 2 4 7 AUDIO SCHEMATIC DIAGRAM 1 8 1 Disassembly flow chart 1 2 48 DVMAIN SCHEMATIC DIAGRAM 1 3 2 Disassembly method oooooconnccccinoncccononcncononcncnnnncnnanancnnnno 1 3 4 9 PRE REC SCHEMATIC DIAGRAM 1 4 MONITOR ASSEMBLY 1 7 4 10 V OUT SCHEMATIC DIAGRAM cccccccccccececcoceccececceseeceseereeees 1 4 1 Disassembly assembly of monitor assembly 4 11 CAM DSP SCHEMATIC DIAGRAM for 2 5 type LCD 1 7 4 12 OP DRV SCHEMATIC DIAGRAM 1 4 2 Disassembly assembly of hinge assembly 4 13 TG SCHEMATIC DIAGRAM eee for 2 5 type LCD 1 7 4 14 REG SCHEMATIC DIAGRAM us 1 4 3 Disassembly assembly of monitor assembly 4 15 MONITOR SCHEMATIC DIAGRAM oo for 3 5 type LCD 1 8 4 16 LCD BL SCHEMATIC DIAGRAM aaa 1 4 4 Disassembly assembly of hinge assembly 4 17 CCD SCHEMATIC DIAGRAM sie for 3 5 tlype ECD sun 1 8 4 18 JUNCTION SCHEMATIC DIAGRAM 4
39. ponent part that needs to discon nect the connector and to remove the screw for remov ing itself first disconnect the connecting wire from the connector and then remove the screw beforehand 3 When connecting and disconnecting the connectors be careful not to damage the wire 4 Carefully remove and handle the part to which some spacer or shield is attached for reinforcement or insula tion 5 When replacing chip parts especially IC parts desolder completely first to prevent peeling of the pattern 6 Tighten screws properly during the procedures Unless specified otherwise tighten screws at a torque of 0 088N m 0 9kgf cm 1 1 2 Assembly and disassembly SIEF PART Fig No POINT NOTE UPPER CASE Fig 1 3 1 5 S a 4 S b 3 S c ASSY CNO Inc MONITOR ASSY E VF DSC BOARD SO CN a CN b ASSY 8 COVER HINGE Fig 1 3 2 2 S WEE E 1 2 8 4 5 1 Indicate the disassembly steps When assembling per form in the reverse order of these steps This number corresponds to the number in the disassembly diagram 2 Indicates the name of disassembly assembly parts 3 Indicates the number in the disassembly diagram 4 Indicates parts and points such as screws washers springs which must be removed during disassembly assembly Symbol Name Point S Screw L Lock Pawl Hook SD Soldering Exampl
40. r gear assembly and reel drive pulley assembly Fig 2 4 13 10 0a Main cam gear Brake control plate Rotary encoder 00 Connect gear Reel drive pulley assembly Note 10a When removing refitting parts pay careful attention to the flexible board and so on not to damage them Note 10b When reinstalling the main cam gear and the brake control plate first fit them together so that the protrusion on the brake control plate is set in the slot on the main cam gear as shown below next install the two together to the main deck assembly Fig 2 4 14 11 12 Catcher T assembly Capstan motor 10 Charge arm assembly 10 Sub cam gear PWB holder Note 11 The following figure shows how to put the charge arm as sembly and sub cam gear assembly together 2 13 2 4 3 List of procedures for disassembly Slide deck Main deck assembly assembly 2 14 24 Note S11 23 Ree S11 Classification Part No Symbol in drawing Grease KYODO SH P AA Oil YTU94027 BB Fig 2 4 16 2 5 CHECKUP AND ADJUSTMENT OF MECHANISM PHASE lt Connect gear gt Note 2 Set the connect gear so that its locating hole meets the hole on the main deck assembly lt Rotary encoder gt Set the of the rotary part at the tapped hole
41. ratching If fingerprints are present on the surface they should be wiped away using either a silicon paper clean chamois or the cleaning cloth 2 The CCD image sensor may have been shipped with a protective sheet attached to the transmitting glass When replacing the CCD image sensor do not peel off this sheet from the new part until immediately before it is mounted in the OP Block Assembly 3 The orientation of the optical LPF is an important factor for installation If there is some marking on the LPF be sure to note it down before removing and to reassem ble it very carefully as it was referring to the marking 1 6 2 How to remove CCD board assembly and CCD base assembly 1 Unsolder the CCD board assembly by the 14 points 50 and then remove it 2 Remove the two screws 1 2 and remove the CCD base assembly Note da When removing the CCD base assembly pay heed to the CCD image sensor because the spacer rubber and optical LPF are occasionally removed together with the CCD image sensor Note db When replacing the CCD image sensor don t re place it individually but replace the CCD base as sembly in whole with a new one 1 6 3 How to assemble CCD base assembly and CCD board assembly 1 Install the optical LPF with the spacer rubber attached to its CCD side in the OP block assembly Note 0c Pay careful attention to the orientation of the LPF 2 Set the CCD base assembly with careful attention to the spacer
42. s column indicate the order to remove parts When reassembling follow these numbers in the reverse order Circled numbers in this column correspond to those appearing in drawings of this section NM This column shows part names corresponding to circled numbers in the left column 3 The symbol T or B appearing in this column shows the side which the objective part is mounted on T the upper side B the lower side 4 Symbols appearing in this column indicate drawing numbers Step Part Name Fig Point Note Remarks 5 This column indicates parts and points such as screws washers springs and others to be removed fitted for disassembling reassembling the mechanism Besides such the parts this column occasionally indicates work ing points Spring Washer Screw Lock L soldering SD shield connector CN etc e Remove W1 Washer W1 e Remove the solder at SD Point SDO e Disconnect A Connector 0053 0 Example 6 Numbers in this column represent the numbers of notes in the text For example 0 means Note For parts that need phase adjustment after reassem bling refer to 2 6 MECHANISM ADJUSTMENTS 7 This column indicates required after disassembling re assembling work such as phase adjustment or mecha nism adjustment NO PART NAME FIG POINT NOTE R
43. s isa 2 1 4 34 REGULATOR SYSTEM BLOCK DIAGRAM 4 77 2 1 2 Notes on procedure for disassemby assembly 2 1 2 2 JIGS AND TOOLS REQUIRED FOR DISASSEMBLY 5 PARTS LIST ASSEMBLY AND ADJUSTMENT 2 2 5 1 PACKING AND ACCESSORY ASSEMBLY lt M1 gt 5 1 2 2 1 Tools required for adjustments 2 2 5 2 FINAL ASSEMBLY lt M2 gt 5 3 2 3 DISASSEMBLY ASSEMBLY OF MECHANISM ASSEMBLY 2 3 5 3 MECHANISM ASSEMBLY lt M3 gt 5 6 23 1 General statement isem 2 3 5 4 ELECTRONIC VIEWFINDER ASSEMBLY lt M4 gt 5 8 2 3 2 Explanation of mechanism mode 2 3 5 5 MONITOR ASSEMBLY lt M5 gt GR DVL220U 320U 520U 522U 5 9 2 3 3 Mechanism timing chart 2 4 5 5 MONITOR ASSEMBLY lt M5 gt GR DVL720U 5 10 2 4 DISASSEMBLY ASSEMBLY OF MECHANISM ASSEMBLY 2 5 5 6 ELECTRICAL PARTS LIST oooooocconccnccncconinncnnonnccnennenononionos 2 41 Follow Chart caidas 2 5 MAIN BOARD ASSEMBLY lt 01 gt eee 2 4 2 Disassembly assembly 2 8 MONITOR BOARD ASSEMBLY lt 02 gt a 2 4 3 List of procedures for disassembly 2 14 LCD BL BOARD ASSEMBLY lt 03 gt eee 2 5 CHECKUP AND ADJUSTMENT OF MECHANISM PHASE 2 15 CCD BOARD ASSEMBLY lt 04 gt 2 6 MECHANISM ADJ
44. the monitor screen 14 4 Disassembly assembly of hinge assembly through the disassembly assembly work for 3 5 type LCD 1 Remove the four screws 1 to 4 in numerical order While 1 Remove the three screws 5 to 7 and then remove the disengaging the six hooks L a to L f in alphabetical hinge covers 1 and 2 by disengaging a total of four order remove the monitor cover assembly hooks L m L n at the two sides 2 Separate the SW board assembly and the FPC from the Note e When removing the monitor cover assembly be I hinge assembly careful not to damage the FPC and connector 2 Unlock the connector and then disconnect the FPC Note h When disassembling assembling the hinge assem while lifting the hinge assembly upwards to remove it to bly pay careful attention to every part not to dam gether with the FPC age anything Note f For disconnecting the FPC unlock the connector Note j When connecting the FPC arrange the FPC wire first and then lift the hinge assembly upwards by winding it around the shaft hinge pin of the Accordingly the FPC is disconnected together hinge assembly by two anda half turns while pay with the hinge assembly ing heed to the orientation of the hinge assembly Note g Treat the wires carefully and FPC L c LO 1 Monitor cover x 1 0 069N m 0 7kgf cm 0 098N m 1 0kgf cm 3 0 147N m 1 5kgf cm Hinge cover 1 MONI FPC ASSY Note h j Note Oh j 5x
45. tput terminals microphone jacks earphone jacks etc See table 1 below Clearance distance When replacing primary circuit components confirm specified clearance distance d d be tween soldered terminals and between terminals and surrounding metallic parts See table 1 below Chassis Power cord primary wire Fig 8 Leakage current test Confirm specified or lower leakage current between earth ground power cord plug prongs and externally exposed accessible parts RF terminals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc Measuring Method Power ON Insert load Z between earth ground power cord plug prongs and externally exposed accessible Externally parts Use an AC voltmeter to measure across both terminals of load Z See figure 9 and following exposed table 2 accessible part Fig 9 Grounding Class 1 model only Confirm specified or lower grounding impedance between earth pin in AC inlet and externally exposed accessible parts Video in Video out Audio in Audio out or Fixing screw etc Measuring Method Connect milli ohm meter between earth pin in AC inlet and exposed accessible parts See figure 10 and grounding specifications OOO Grounding Specifications AC inlet Exposed accessible part Dgo g Region Grounding Impedance Z USA amp Canada Z lt 0 1 ohm Europe amp Australia Z lt 0 5 ohm oo
46. zardous live parts Note especially 1 Insulation Tape 3 Spacers 5 Barrier 2 PVC tubing 4 Insulation sheets for transistors When replacing AC primary side components transformers power cords noise blocking capacitors etc wrap ends of wires securely about the terminals before soldering Fig 1 Observe that wires do not contact heat producing parts heatsinks oxide metal film resistors fusible resistors etc Check that replaced wires do not contact sharp edged or pointed parts When a power cord has been replaced check that 10 15 kg of force in any direction will not loosen it Power cord Fig 2 Also check areas surrounding repaired locations Products using cathode ray tubes CRTs In regard to such products the cathode ray tubes themselves the high voltage circuits and related circuits are specified for compli ance with recognized codes pertaining to X ray emission Consequently when servicing these products replace the cath ode ray tubes and other parts with only the specified parts Under no circumstances attempt to modify these circuits Unauthorized modification can increase the high voltage value and cause X ray emission from the cathode ray tube 1 Remove the old connector by cutting the wires at a point close to the connector Important Do not reuse a connector discard it Y Kem ZF cut close to connector Fig 3 2 Strip about 15 mm of the insu
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