Panasonic CRS1, Service Manual

Page 1: ...ode 31 4 Self diagnosis and special mode setting 32 2005 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law CRS1 4 1 Special Mode Table 32 4 2 Error code Table 34 5 Troubleshooting Explorer 38 5 1 Preparation of service jig 38 5 2 Checking of Changer Unit 38 5 3 Setting the trays in STOCK position 38 6 Flow Chart 49 6 1 Disassembly...

Page 2: ...13 Replacement Parts List 100 13 1 CD Loading Mechanism Parts List 101 13 2 Electrical Parts List 102 2 CRS1 ...

Page 3: ...1 Mechanism Overview 3 CRS1 ...

Page 4: ...clockwise direction and the rotation is transmitted via the belt the pulley gear also turns clockwise 2 The relay gear 1 turns counterclockwise 3 The relay gear 2 turns clockwise 4 The relay gear 3 turns counterclockwise 5 The switching gear at down position turns clockwise up down position functioned by the plunger lever 6 The main drive gear turns counterclockwise 4 CRS1 ...

Page 5: ...auses the tray lock lever unlock 8 The tray relay gear turns counterclockwise which is engaged with the OC assy is driven 9 The movement of the OC assy releases the disc trays The operation of the disc trays closed is the opposite of that for opening of disc trays 2 2 Disc Selection operation 5 CRS1 ...

Page 6: ... turns counterclockwise 5 The switching gear move up turns clockwise up down position functioned by the plunger lever 6 The long gear turns counterclockwise 7 The function gear moved up turns clockwise 8 The UD gear 1 turns counterclockwise 9 The UD gear 2 turns clockwise engaged with the UD rack R drives the UD connection lever turns clockwise UD rack L is driven to move the traverse deck assembl...

Page 7: ...ection and the rotation is transmitted via the belt the pulley gear also turns clockwise 2 The relay gear 1 turns counterclockwise 3 The relay gear 2 turns clockwise 4 The relay gear 3 turns counterclockwise 5 The switching gear move up turns clockwise up down position functioned by the plunger lever 6 The long gear turns counterclockwise 7 CRS1 ...

Page 8: ...urns counterclockwise 9 The play gear 2 turns clockwise engaged with the tray drive rack and tray catch lever to push in the disc trays 10 Play lever B engaged with the traverse deck assembly s play lever A causes slide plate move towards to the play position 8 CRS1 ...

Page 9: ... Sensor UD SENSOR Detect TRV vertical movement position Top Switch TOP SW Detect a default position of TRV vertical movement position Driver IC To drive Motor Motor Main driving source for changer Plunger Switching the driving source from motor to 1 Tray open close 2 Drive tray to play stock position and TRV vertical movemen 3 3 Mechanism Operation This mechanism has the following state 1 Driving ...

Page 10: ...nism function and cam gear movement and position Motor Direction Plunger Unit Cam gear movement position Function CW Release Home SW rotate CW Trays Open CCW Release Rotate CCW Home SW Trays Close CW Release Home SW close sensor 1st L H signal Cam gear move from Home Position to Play Driving Posi CCW Release Close sensor 1st H L signal Home SW Cam gear move from Play Driving Position to Home Posit...

Page 11: ...he switch and state change is as figure below The mechanism tray opening and closing is cycle process It is able to open all trays in STOCK position while one of the tray is in PLAY position The closing can be done one by one or close all at once depend on the user instruction Below show the tray opening and closing flow 11 CRS1 ...

Page 12: ... L Rotate CW H L Rotate CCW L H Short Brake H H 3 6 Plunger Timing Chart Plunger is use for pulling the lever that a switching gear is sit on the lever When current supply to the plunger to pulling kick switching gear it will be lift up to engage to 1st gear train When current supply to plunger is cut off release switching gear will be bring done by gravity force and mechanical coil spring on top ...

Page 13: ...se mechanism belt tension 3 To ensure switching gear disengage or engage into other gear s teeth Summary of the type of motor short rotation direction is as below Motor Direction Initial Short Rotate Direction Final Switching Mode 1st 2nd 3rd Plunger Kick CW CCW CW CCW CW A CCW CW CCW B CCW CW CCW CW C CW CCW CW CCW D Plunger Release CW CCW CW CCW CW E CCW CW CCW F CCW CW CCW CW G CW CCW CW CCW H ...

Page 14: ... As the plunger only activate at 2 position of cam gear The plunger mode summary as below 14 CRS1 ...

Page 15: ...r CCW H Cam gear rotate CCW from Play Driving Position to HOME Motor CCW After unload tray from Play cam gear return to HOME Drive tray from PLAY position to STOCK position Motor CCW G Cam gear rotate CW from until trays full open Motor CW Open trays while one tray Play Switching mode G is used during initialization to ensure that the switching gear is at the release down condition before the init...

Page 16: ...d by Traverse unit 2 Closing All trays 3 Closing tray 5 4 After completely the UD base movement There are 2 type of mode to go to HOME position Mode 1 is to go to HOME position and motor brake and stay at HOME position motor need longer brake time for reduce overrun of mechanical parts For Mode 2 after mechanism go to HOME position motor immediately rotate reverse direction to go do loading unload...

Page 17: ...he flow chart for the mechanism to set to HOME position 3 9 Mechanism Play Driving position Play driving position is a position driving source linkage to drive the tray s between STOCK position and PLAY position load and unload of tray Cam gear will rotate to this position from HOME position and after the completion of clamping process will back to HOME position For Go to Play Driving position cam...

Page 18: ...essed the upper most tray will close while OPEN CLOSE is close all trays 2 Open selected tray while one tray at PLAY position Occurs when specify tray is selected to be opened while one tray is at PLAY position This operation never disturbs the playing disc operation and allow user to change desire disc on specific tray 3 Direct open playing tray Occurs only when the user selects to open playing t...

Page 19: ...that cover top surface of desire tray to STOCK position and then expose the selected tray for user to do disc exchanging 3 Change When user press CHANGE one tray will be driven to STOCK position This operation is for changing disc one by one from top to bottom The operation each time will only drive the upper most tray to STOCK position it can be only being interrupt by OPEN CLOSE If the CHANGE be...

Page 20: ... This table indicated the possible tray at playing trays For opened tray all trays will be open except the tray at PLAY position Trays will close to expose the selected tray for user to input or change the disc Timing chart below shown an example of user select to open tray 4 only 20 CRS1 ...

Page 21: ...tray in PLAY position to be closed e g current tray at PLAY position is tray 4 user select tray 3 to be open micro p counting of CLOSE sensor signal must done until tray 4 position before motor brake The reason is to eliminate long waiting time for the next tray closing Below is the timing chart of tray closing Change Operation Tray opening and closing is control by cam gear and CLOSE SENSOR signa...

Page 22: ...the types of tray close processing for tray auto close processing is use if user select a specify tray to be close automatically after trays full open Tray change close processing use if use select a function and want to change disc one by one from top tray to bottom tray 22 CRS1 ...

Page 23: ... Close all processing is use when user wants to close all trays at once or want to close tray no 5 or close tray no 4 while tray no 5 is at PLAY position 23 CRS1 ...

Page 24: ...or will rotate revere direction There are 2 type of cases where 1st is before full open condition open close gear assembly still resting and the 2nd is after trays full open condition For the 1st condition motor will rotate the cam gear to move between HOME direction and tray open 24 CRS1 ...

Page 25: ...this location note that the traverse mechanism is at its clamped position Play position can be either disc playing actively reading disc data or its not playing no data reading Shipment or Initialize positions always finish with a tray at this location Loading operation is process to move tray from STOCK position to PLAY position Unloading operation is process to move tray from PLAY position to ST...

Page 26: ...n movement whereas the Mechanism vertically aligns itself to the selected tray to be driven to PLAY position or STOCK position The upper most tray is defined as tray 1 and bottom most tray is defined as tray 5 Counting is achieved by resetting during initialization to the TOP SW tray 1 and counting the signal change by UD SENSOR Below are the timing chart for UD base tray selection Up down 26 CRS1...

Page 27: ... Tray 1 is the reset position for UD base up down processing The position should be unique a TOP SW is use in this purpose Below is the flow chart for UD selection processing 27 CRS1 ...

Page 28: ... For tray 1 selection flow chart below will be used 28 CRS1 ...

Page 29: ...safe move to next close sensor transition position Note For Fail safe 2 1 If done on tray 1 will fully go to Open position because OC gears are fully engaged 2 If done on either one of the remaining trays 2 3 4 5 will only release the gear engagement and leave the tray at free condition tray can only open manually by user After fail safe any subsequent button pressed on main set the mechanism must...

Page 30: ...gger Tray Close When user push open tray at full open position user may able to activate tray to be all close This function will be disable if user happen to press OPEN CLOSE button and fail safe happen before 30 CRS1 ...

Page 31: ...detect UD rack move to tray 1 position HOME After load tray to PLAY position cam gear move to HOMEAfter unload to STOCK position cam gear move to HOME After all tray close cam gear go to HOME position LOAD Tray move from STOCK to PLAY position UNLD Tray move from PLAY to STOCK position PDRV Cam gear move from HOME to Play Driving position UDU UD base move at up direction from tray 5 to tray 2 UDD ...

Page 32: ...de 1 Select for CD mode 2 Press button To exit press button on main unit or remote control The tray will return to PLAY position and then power off Doctor Mode To enter into Doctor Mode for checking of various items and displaying EEPROM and firmware version 1 2 1 All segments will light up for 1 second 2 The Check Sum of EEPROM and firmware version will be display ROM correction Firmware version ...

Page 33: ...tion Front Key Tape Eject Test To check on the tape eject function For deck 1 2 In doctor mode 1 Press PROGRAM button on remote control 4 1 1 CD changer unit ageing test mode Below is the process flow chart of ageing for the CD changer unit 33 CRS1 ...

Page 34: ...unction refer Section 4 1 provides information on any problems occuring for the unit and its respective components by displaying the error codes These error code such as U H and F are stored in memory and held unless it is cleared 34 CRS1 ...

Page 35: ...r unit CRS1 Press SINGLE CHANGE on main unit for next error IPLY Drive rack gear assembly abnormal The tray drive rack does not move to PLAY position Tray does not move to PLAY position For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error ITOP UD assembly UD Rack does not move to front direction This lead to UD base not raise to top position For CD changer unit CRS1 Press SINGL...

Page 36: ...rror code will appear For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error F2NG Fail safe mode For open close tray unit s When the tray close operation is performed it fails to close It will automatically open all trays after the time out by the microprocessor During this time when it fails the error code will appear For CD changer unit CRS1 Press SINGLE CHANGE on main unit for...

Page 37: ... after reaching error no 5 e g 1 _ _ _ _ I H M S SINGLE CHANGE 2 _ _ _ _ I T O P SINGLE CHANGE 3 _ _ _ _ H O M E SINGLE CHANGE 4 _ _ _ _ L O A D SINGLE CHANGE 5 _ _ _ _ _ U D D SINGLE CHANGE 3 To clear the error code memory In CRS1 Self Diagnostic mode long press SINGLE CHANGE key 2s or more 37 CRS1 ...

Page 38: ...on of the changer unit Step 1 Enter into doctor mode Step 2 Press DISC on remote control unit Step 3 Error code will appear if there is any function problems Pls refer to section 4 2 on more information of error code 5 3 Setting the trays in STOCK position Below is procedures for setting the main unit into service mode 1 Enter into self diagnostic Refer to section 4 1 2 Press SINGLE CHANGE on main...

Page 39: ... as arrow shown and remove the top cover Step 4 Remove the open lever spring Step 5 Insert the service gear into the service hole and rotate the gear anti clockwise Step 6 Press and hold the plunger lever and rotate the gear clockwise until it stop 39 CRS1 ...

Page 40: ...continuously until it stop at HOME position Step 8 Install the open lever spring as shown Step 9 Install the top cover fix the top cover hook to the tray rear stopper as arrow shown Step 10 Fix the top cover as arrow shown the 2 claws should be latched 40 CRS1 ...

Page 41: ...m the mechanism side Step 2 Press the 2 claws and then lift up the top cover as arrows shown Caution Do not exert strong force on the claws Step 3 Release the top cover from the tray rear stopper as arrow shown and remove the top cover Step 4 Remove the open lever spring 41 CRS1 ...

Page 42: ...e claw push backwards and remove the trigger slide plate as arrows shown Step 6 Prepare the service key for use Step 7 Push forward and remove the gear cover as arrow shown Step 8 Remove the open switch lever 42 CRS1 ...

Page 43: ...he OC gear spring as arrow shown Caution Ensure the OC gear assy and OC gear spring are handle properly and keep them in a safe place Step 10 Insert the service key into the hole Step 11 Turn the service key to release the tray lock lever 43 CRS1 ...

Page 44: ... the disc trays towards the front as arrow shown Step 13 Turn the service key back to its original position and remove it Step 14 Remove the disc Step 15 Push the disc trays back to the unit as arrow shown 44 CRS1 ...

Page 45: ...Step 16 Install the OC gear assy followed by the OC gear spring Step 17 Install the open switch lever Step 18 Install the gear cover as arrow shown 45 CRS1 ...

Page 46: ...ti clockwise Step 20 Press and hold the plunger lever and rotate the gear clockwise until it stop Step 21 Release the plunger lever rotate the gear clockwise continuously until it stop at HOME position Step 22 Install the trigger slide plate as arrows shown in sequence 46 CRS1 ...

Page 47: ...Install the open lever spring as shown Step 24 Install the top cover fix the top cover hook to the tray rear stopper as arrow shown Step 25 Fix the top cover as arrow shown the 2 claws should be latched 47 CRS1 ...

Page 48: ...48 CRS1 ...

Page 49: ...ress the claw Step 12 Lift up the UD rack R and slide backwards to stop at the stopper UD rack R Step 14 Turn the trigger gear clockwise and remove it Trigger gear Step 15 Release 3 screws Step 16 Remove 4 claws in order followed by detach the pitch plate Pitch plate Step 18 Remove the change spring Change spring Step 19 Remove the belt and pull out the pulley gear Pulley gear and belt Step 20 Rem...

Page 50: ...espectively Step 19 Install the tray relay gear Step 20 Install the pulley gear followed by the belt Step 21 Install the change spring Step 23 Install the pitch plate Step 24 The 4 claws should be latched properly Step 9 Install the play switch lever Step 10 Fix the spring below the rib Step 11 Install the the function lever Step 12 Install the play gear 1 Function lever Play gear 1 Function gear ...

Page 51: ...elay Gear 1 28 Relay Gear 3 27 UD Gear 2 26 Long Gear 25 Play Gear 2 24 Tray Relay Gear 23 Pulley Gear 22 Belt 21 Change Spring 20 Pitch Plate 19 Screw 39 Screw 18 Lock Lever 2 17 Trigger Gear 16 UD Rack R 15 UD Rack L 14 Tray Drive Rack 13 Play Lever B 12 Tray 11 Lock Lever 1 10 UD Connection Lever 9 UD Base Assy 8 Tray Lock Lever 7 Trigger Slide Plate 6 OC Gear Assy 5 OC Gear Spring 4 Open Switc...

Page 52: ...CRS1 52 ...

Page 53: ...n lever spring from the gear cover Caution Ensure the open lever spring is handle properly and keep it in a safe place Step 4 Push forwards and remove the gear cover as arrow shown 7 Assembling and Disassembling Procedure 7 1 Disassembling Procedures Caution Do ensure that the main unit is set to service mode before repair For information on setting to service mode for changer unit pls refer to se...

Page 54: ... assy and OC gear spring are handle properly and keep them in a safe place Step 7 Press the claw push backwards and remove the trigger slide plate as arrows shown Step 8 Use a minus screwdriver slot into the gap and push out the tray lock lever as arrows shown Caution Do not exert force as it may cause damage to the tray lock lever 54 CRS1 ...

Page 55: ...s the front as arrow shown Step 10 Turn the UD connection lever clockwise Step 11 Push the claw and slide the UD rack L as arrows shown Step 12 Press and hold the claw at the pitch plate then push the UD rack R as arrows shown 55 CRS1 ...

Page 56: ...Follow the Step 1 to Step 13 of item 7 1 1 Disassembly of UD Base Assembly Disassembly of UD connection lever Step 1 Remove the UD connection lever Step 2 Push the claw as arrow shown and remove the lock lever 1 Caution Do not exert force as it may cause the claw to be damage 56 CRS1 ...

Page 57: ...Step 3 Push the tray drive rack as arrow shown to hit the stopper Step 4 Push the 5 disc trays as arrow shown until it stop bottom picture 57 CRS1 ...

Page 58: ...n Step 6 Tilt and remove the 5 disc trays as arrows shown 7 1 3 Disassembly of CD Loading Unit Follow the Step 1 to Step 13 of item 7 1 1 Disassembly of UD Base Assembly Follow the Step 1 to Step 6 of item 7 1 2 Disassembly of Disc Trays Disassembly of play lever B 58 CRS1 ...

Page 59: ... slightly to remove the play lever B as arrows shown Caution Make sure do not break the rib when removing the play lever B The rib break easily by using the tools Disassembly of tray drive rack Step 4 Release the claw as arrow shown top picture then slide and remove the tray drive rack as arrow shown bottom picture Disassembly of UD rack L 59 CRS1 ...

Page 60: ...sh the claw as arrow shown Step 6 Slide the UD rack L as arrow shown Step 7 Lift up the unit as shown Step 8 Follow the groove to lift up and remove the UD rack L as arrow shown Disassembly of UD rack R 60 CRS1 ...

Page 61: ...stop Step 10 Press the claw as arrow shown Step 11 Continue to slide the UD rack R as arrow shown until it stop Step 12 Lift up the UD rack R and slide backwards to stop at the stopper Step 13 Remove it as arrow shown Disassembly of trigger gear 61 CRS1 ...

Page 62: ...plate Step 15 Remove 3 screws Step 16 Release 4 claws as arrows shown in order followed by detach the pitch plate Disassembly of lock lever 2 Step 17 Release the claw and pull out the lock lever 2 as arrows shown The rib is fragile do not exert force on it Disassembly of change spring 62 CRS1 ...

Page 63: ...hange spring Caution Handle the change spring carefully do not lose it Put in a proper storage location Disassembly of pulley gear and belt Step 19 Remove the belt and pull out the pulley gear Disassembly of gears 63 CRS1 ...

Page 64: ...ay gear 3 UD gear 2 long gear play gear 2 and tray relay gear in order Step 21 Remove relay gear 2 switching gear UD gear 1 in order Disassembly of cam gear Step 22 Remove cam gear Disassembly of function gear and main drive gear 64 CRS1 ...

Page 65: ...Step 23 Remove main drive gear and function gear Disassembly of play gear 1 Step 24 Remove play gear 1 Disassembly of function lever 65 CRS1 ...

Page 66: ...a chassis please follow Step 1 to Step 5 of item 7 1 4 Disassembly of CD Loading P C B Step 3 to Step 4 of item 7 1 5 Disassembly of Plunger Lever and Step 2 of item 7 1 6 Disassembly of Motor Unit 7 1 4 Disassembly of CD Loading P C B Step 1 Turn over the unit and remove 4 screws from the CD Loading P C B Step 2 Unsolder the 4 points Step 3 Release 1 claw as arrow shown 66 CRS1 ...

Page 67: ...wdriver 7 1 5 Disassembly of Plunger Lever Follow the Step 1 to Step 13 of item 7 1 1 Disassembly of UD Base Assembly Follow the Step 1 to Step 6 of item 7 1 2 Disassembly of Disc Trays Follow the Step 1 to Step 18 of item 7 1 3 Disassembly of CD Loading Unit Follow the Step 1 to Step 5 of item 7 1 4 Disassembly of CD Loading P C B 67 CRS1 ...

Page 68: ...Step 1 Remove the switching gear Step 2 Install the pitch plate Note Ensure the pitch plate seats properly onto it Step 3 Lift up the plunger lever in 90 68 CRS1 ...

Page 69: ...t Follow the Step 1 to Step 4 of item 7 1 4 Disassembly of CD Loading P C B Step 1 Remove the belt Step 2 Push the motor unit as arrow show to remove it 7 1 7 Disassembly of Traverse Unit Important notes Ensure all the trays are in the STOCK position before proceeding to the disassemble of traverse unit For procedures to set the trays in STOCK position please refer to 5 Troubleshooting Explorer St...

Page 70: ...bly of Play Lever Spring Follow the Step 1 to Step 13 of item 7 1 1 Disassembly of UD Base Assembly Follow the Step 1 to Step 6 of item 7 1 2 Disassembly of Disc Trays Follow the Step 1 to Step 26 of item 7 1 3 Disassembly of CD Loading Unit Step 1 Remove the play lever spring as arrow shown 7 1 10 Disassembly of Pitch Plate Assembly Follow the Step 1 to Step 13 of item 7 1 1 Disassembly of UD Bas...

Page 71: ...ds push the claw as arrow shown Step 2 Slide the UD rack R as arrow shown until it stop Step 3 Press the claw as arrow shown Step 4 Push the claw as arrow shown then turn the trigger gear clockwise and remove it as arrows shown 71 CRS1 ...

Page 72: ...Step 5 Remove 3 screws Step 6 Release 4 claws as arrows shown in order followed by detach the pitch plate 72 CRS1 ...

Page 73: ...ep 1 Turn over the unit and install the plunger lever in 90 position Step 2 Push in the plunger lever as arrow shown Assembly of Motor Unit Step 3 Turn over the unit and install the motor unit properly Assembly of Plunger Assembly 7 2 Assembling Procedure 73 CRS1 ...

Page 74: ...Step 4 Install the plunger assembly as arrow shown the catch should be latched Assembly of CD Loading P C B Step 5 Install the CD Loading P C B as arrows shown 74 CRS1 ...

Page 75: ...ld be latched Step 7 Fix it with 4 screws Step 8 Solder the 4 points Assembly of play swtich lever Step 9 Install the play switch lever Step 10 Fix the spring below the rib as arrow shown Assembly of function lever 75 CRS1 ...

Page 76: ...ction lever Note Ensure the function lever seats properly onto the ribs A click sound will be heard when installing Assembly of play gear 1 Step 12 Install the play gear 1 Assembly of function gear and main drive gear 76 CRS1 ...

Page 77: ...Step 13 Install the main drive gear Step 14 Install the function gear Assembly of gears Step 15 Install the relay gear 2 switching gear and UD gear 1 respectively 77 CRS1 ...

Page 78: ...position A at 90 Step 17 Turn the cam gear anti clockwise until the big hole stop at position B Step 18 Install the relay gear 1 relay gear 3 UD gear 2 long gear and play gear 2 respectively Step 19 Install the tray relay gear Assembly of pulley gear and belt 78 CRS1 ...

Page 79: ...the belt Assembly of change spring Step 21 Install the change spring Caution Handle the change spring carefully do not lose it Ensure the change spring seats properly on the groove of long gear Assembly of pitch plate Step 22 Install the lock lever 2 as arrows whown in sequence 79 CRS1 ...

Page 80: ...h plate Step 24 The 4 claws should be latched properly Step 25 Fix it with 3 screws Assembly of trigger gear Step 26 Install the trigger gear in sequence Note Ensure the trigger seats properly onto the groove cam gear 80 CRS1 ...

Page 81: ...rn the hole on the UD gear 2 align with the pitch plate hole Step 28 Insert the UD rack R as arrow shown Step 29 Push the UD rack R as arrow shown Assembly of UD rack L Step 30 Insert the UD rack L as arrow shown Step 31 Push the claw as arrow shown 81 CRS1 ...

Page 82: ...Step 32 Pull the UD rack L as arrow shown Assembly of tray drive rack Step 33 Install the tray drive rack as arrow shown Assembly of play lever B Step 34 Install the play lever B below the rib 82 CRS1 ...

Page 83: ...f Disc Trays Step 1 Tilt and fix the 5 disc trays as arrows shown Step 2 Push the 5 disc trays as arrow shown until it stop Step 3 Push the tray drive rack as arrow shown until it stop Assembly of lock lever 1 83 CRS1 ...

Page 84: ... the pitch plate as arrow shown in sequence Step 5 Press and hold the claw at the pitch plate then push the UD rack R as arrows shown Step 6 Push the claw and slide the UD rack L as arrows shown Assembly of UD connection lever 84 CRS1 ...

Page 85: ...ep 7 Install the UD connection lever Follow the Step 1 to Step 12 of item 7 2 3 Assembly of UD Base Assembly 7 2 3 Assembly of UD Base Assembly Step 1 Push the traverse slide plate as arrow shown 85 CRS1 ...

Page 86: ...o the grooves and engage with the play lever B and tray drive rack Step 3 Turn the UD connection lever anti clockwise the UD base assembly will move downwards Note When the UD connection lever is turn and the UD base assembly did not move downwards check for step 1 to step 3 again 86 CRS1 ...

Page 87: ...ep 4 Install the tray lock lever to the mechanism base and push the tray lock lever with a hand to fix it Step 5 Push the disc trays back to the unit as arrow shown Assembly of Trigger Slide Plate 87 CRS1 ...

Page 88: ...e trigger slide plate push forwards and push the trigger gear as arrows shown until locked by the claw Step 7 Install the OC gear spring followed by the OC gear assy Caution OC gear free to rotate after assembly 88 CRS1 ...

Page 89: ...stall the open switch lever Step 9 Install the gear cover as arrow shown Step 10 Install the open lever spring Step 11 Install the top cover fix the top cover hook to the tray rear stopper as arrow shown 89 CRS1 ...

Page 90: ...ws should be latched The mechanism unit will be ready to be checked using service jig or be mounted to the main unit for checking 7 2 4 Assembly of CD Loading P C B Step 1 Install the plunger assembly as arrow shown the catch should be latched 90 CRS1 ...

Page 91: ...Step 2 Install the CD Loading P C B as arrows shown Step 3 The claw should be latched Step 4 Fix it with 4 screws Step 5 Solder the 4 points 91 CRS1 ...

Page 92: ...7 2 5 Assembly of Traverse Unit Step 1 Turn over the unit and install the traverse unit Step 2 Push the traverse slide plate as arrow shown to lock the traverse unit 92 CRS1 ...

Page 93: ...CRS1 Changer Unit Ageing Reliability Purpose It is necessary to test the mechanism unit by using the Service Jig P C B make sure it works in order before install it to the main unit 8 1 Equipments 93 CRS1 ...

Page 94: ...tance safety notice Components identified by mark have special characteristics important for safety Furthermore special parts which have purposes of fire retardant resistors high quality sound capacitors low noise resistors etc are used When replacing any of components be sure to use only manufacturer s specified parts shown in the parts list Caution IC LSI and VLSI are sensitive to static electri...

Page 95: ..._SENSOR 5V DGND PLAY_SW UD_SENSOR BOTTOM_SW SPEED SW3 HOME PH2 SG233 CAM SENSOR R2 390 C1 16V100 R1 1K M1 SW2 STOCK SW1 OPEN PH1 SG233 UD SENSOR SW5 PLAY SW4 TOP CN1 VREF OUT2 RNF OUT1 VM VCC IN1 GND IN2 IC1 C0GAG0000007 LOADING MOTOR DRIVE CD LOADING CIRCUIT SCHEMATIC DIAGRAM 1 TO MAIN CIRCUIT B SIGNAL LINE 14 13 12 11 10 2 4 6 8 9 7 5 3 1 95 CRS1 ...

Page 96: ... D E F G 1 2 3 4 5 6 7 8 9 0458A 0458A PbF M M1 CN1 IC1 SW5 PLAY C1 R2 R1 PH1 UD SENSOR W2 W1 PH2 CAM SENSOR W4 W5 W7 SW4 TOP SW3 HOME W8 W6 W3 SW1 OPEN SW2 STOCK SOLENOID SERVICE JIG 1 2 1 9 3 4 1 2 3 4 1 2 3 4 1 2 8 7 6 5 4 3 2 3 4 5 6 7 8 9 10 11 12 13 14 2 1 4 3 2 1 4 3 96 CRS1 ...

Page 97: ...12 Exploded Views 12 1 CD Loading Mechanism 97 CRS1 ...

Page 98: ...98 CRS1 ...

Page 99: ...99 CRS1 ...

Page 100: ...F unless specified otherwise P Pico farads pF Farads Resistance values are in ohms unless specified otherwise 1K 1 000 ohms The marking RTL indicates that the Retention Time is limited for this item After the discontinuation of this assembly in production the item will continue to be available for a specific period of time The retention period of availability is dependant on the type of assembly a...

Page 101: ...24 FUNCTION LEVER M 327 RMLX0033 PLAY SWITCH LEVER M 328 RMBX0044 PLAY LEVER SPRING M 329 RMBX0040 CHANGE GEAR SPRING M 330 RMLX0032 PLAY LEVER B M 331 RMBX0041 CLAMPER SUPPORT PLAT M 332 RMMX0011 CLAMPER SUPPORT PLAT M 333 RXQX0021 CLAMPER UNIT M 334 RMLX0031 PLAY LEVER A M 335 RMLX0025 TRAY CATCH LEVER M 336 RMLX0034 TRAY REAR STOPPER M 337 RMMX0007 1 TRV SLIDE PLATE M 338 RMRX0057 1 UD BASE M 3...

Page 102: ...OPEN M SW2 K0L1BA000117 SW STOCK M SW3 K0L1BA000086 SW HOME M SW4 K0L1BA000078 SW TOP M SW5 K0L1BA000078 SW PLAY M CONNECTORS CN1 K1MN14A00049 14P FFC CONNECTOR M PH1 B3NAA0000004 PHOTOSENSOR M PH2 B3NAA0000004 PHOTOSENSOR M RESISTORS R1 D0AE102JA048 1K 1 4W M R2 D0AE101JA048 100 1 4W M CAPACITORS C1 ECEA1CKA101B 100 16V M 13 2 Electrical Parts List 102 CRS1 FLE0509D E J N S A ...