Sharp 14VT10X1 Service Manual Download Page 34

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Adjustment of PAL System slow tracking

Measuring

instrument

Monitor TV

Mode

Input signal

Test point

Recording and playback on

recording tape.

Commercial broadcast or video
signal.

Monitor screen

Adjusting point

Tracking control button

Specification

No noise bar on the monitor TV
screen.

Play back the self-recorded tape in the PAL

System slow mode.

2. Make the resistor R1058 and R1060

circuited with diode in the timer PWB.
(Cathode of the diode is in R1060 side)

3. Be sure that the PB mode display

disappears

screen.

4. Remove the short-circuit.

5. Adjust the tracking control using the TRACKING

button on the main unit or the remote controller

so that there is no noise on the screen.

Adjustment of NTSC System slow tracking

Measuring
instrument

Monitor TV

Mode

Recording and playback on
recording tape.

Commercial broadcast or video

Specification

No noise bar on the monitor TV

screen.

1. Play back the self-recorded tape in the NTSC

System slow mode.

2. Make the resistor R1058 and R1060

circuited with diode in the timer PWB.
(Cathode of the diode is in R1060 side)

3. Be sure that the PB mode display

disappears

on the screen.

4. Remove the short-circuit.

5. Adjust the tracking control using the TRACKING

button on the main unit or the remote controller

so that there is no noise on the screen.

Adjustment of PAL System still picture vertical sync

Measuring

instrument

Mode

Monitor TV

Still

Input signal

Self-recording tape

Test point

onitor

Adjusting point

Tracking control button

Specification

No noise jitter

1. Play back the self-recorded tape in the PAL

System still mode.

2. Using the TRACKING button on the main unit or

the

controller, make adjustment so that

jitter becomes minimum.

3. Now press the STOP button to stop the tape.

Adjustment of NTSC System still picture

sync

Measuring

instrument

Mode

Monitor TV

Still picture playback

Input signal

Self-recording tape

Test point

Monitor screen

Adjusting point

Tracking control button

Specification

No noise jitter

1. Play back the self-recorded tape in the NTSC

System still mode.

2. Using the TRACKING button on the main unit or

the

controller, make adjustment so that

jitter becomes minimum.

3. Now press the STOP button to stop the tape.

Summary of Contents for 14VT10X1

Page 1: ...NTENTS SPECIFICATIONS 2 IMPORTANT SERVICE NOTES 3 DISASSEMBLYANDREASSEMBLY 4 FUNCTION OF MAJOR MECHANICAL PARTS 6 ADJUSTMENT REPLACEMENTANDASSEMBLY OF MECHANICAL UNITS B ADJUSTMENT OF THE ELECTRICAL CIRCUITRY 34 l TROUBLESHOOTINGGUIDE 49 BLOCKDIAGRAM 69 l SIGNAL FLOW SYMBOLS AT A GLANCE go WAVEFORMS 91 l OVERALLDIAGRAM 95 SCHEMATICDIAGRAMS 97 WlRlNGSlDEPWBs 115 l REPLACEMENT ELECTRICAL PARTS LIST ...

Page 2: ... CRT Remove the L2 lead wire from the CRT socket unit I Remove the CRTsocket unit I Remove the TV mother unit with the frame from the front cabinet 10 11 12 13 14 15 16 Remove the five TV mother unit fastening screws 0 from the frame Remove the two speaker holder fastening screws 0 and remove the holder Remove the speaker 0 Remove the control unit fastening screw and remove the control unit from t...

Page 3: ...ews Q 4 Remove the four cassette housing fastening screws 5 Remove the five main PWB fastening screws 6 Remove the two head amp fastening screws 7 Remove the four mechanism chassis fastening screws 8 Release the seven operation panel fastening clips and remove the operation upper panel 9 Remove the six operation holder fastening screws The VCR power unit removal is described in the previous ...

Page 4: ...alf loading housing control assembly in tape eject and makes loading and shifting from playback to video search the mechanism ejectthe tape rewind 1 7 Master cam 7 Main supply brake lever Turns clockwise during loading and counterclockwise Brakes the supply reel disk to prevent tape slackening during unloading and moves the shifter or the like in when the unit is stopped in fast forward or rewind ...

Page 5: ...e power via the reel belt 8 Auxiliary fast forward brake lever Brakes the supply reel disk to a certain degree in the fast forward and rewind modes 4 Reel belt Transmits the powertorun the tape to the reel pulley 9 Take up loading gear Shifts the take up pole base and guide roller via the loading relay gear and applies the tape around the drum assembly as well as transmits the power to the supply ...

Page 6: ...k height c AK Head Tilt Adjusting Jig This Jig is used for setting the A C These Jigs are used for checking and adjusting the torque of take up and 5 Gauge Head JiGTH0006 AW This cassette torque meter is used 6 Cassette Torque Meter JiGVHT 063 C2 Q for checking and adjusting the torque of take up for measuring tape back tension Tension Gauge 3009 JiGSG0300 B F There are two Gauges used for the 7 T...

Page 7: ...ation c Remarks rhis Jig is used with the tension gauge Rotary Transformer Clearance Adjusting Jig This Screwdriver is used for adjusting the guide roller height This Jig is used for adjusting the tension band and tension plate This is used to screw down resin made parts the specified torque is 5 kg This Jig is used for height adjustment of the PJC head and X position This Jig is used for height a...

Page 8: ...isopropyl alcohol Clean tape contact part with the specified cleaning liauid Clean tape contact ea with the specified cleaning liquid Clean rubber and rubber contact area with the specified cleaning liquid Replace the roller of the cleaner when it wears down Just change the video head cleaner arm assembly for new one Supply take upreel disks o n no 0 n No tape running tape slack Clean with pure ht...

Page 9: ...he stop button is pressed the mechanism does not stop at a normal stop position It shifts to the eject mode and stops 3 When the stop button is pressed in the playback video search rewind and video search forward modes the supply reel disk 0 keeps on rotating for several seconds for elimination of tape slack in the course of shifting to the eject mode In such a case rotate the take up reel disk so...

Page 10: ...it Worm wheel ass y Figure l 5 bracket 4 Remove the worm shaft assembly pulley and cassette loading belt all from the cassette housing frame R Worm shaft ass y Worm wheel ass y Cassette frame R hosing switc h lever Cut washer Figure l 7 _ Slider Retainer opening Also provided on the IL side of cassette housing frame Cassette housing rSlider Id Press 59 i Retainer t i Cassette housing frame R Ll si...

Page 11: ...sing frame Ft Cassette loading belt Pullev 7 Clutch 7 w o r m shaft ass 1 c Cassette housing frame R shaft bearing Figure l 10 4 Attach the worm bracket to the worm shaft assembly Place them onto the boss on the cassette housing frame R Note Inset t 0 before screwing into 8 and 0 B tight ssette housing frame RI Worm bracket Switch lever Cassette housing frame R boss Drive gear arm L Drive gear arm...

Page 12: ...gure l 16 The loading mode Note Note that the slider is equipped with a lock mechanism Unlock the locks on cassette dousing frame L and R side before shifting the slider When the position is set as shown in the Figure l 16 push the clutch release lever in the direction of the arrow by hand until the clutch lock lever becomes tightly locked by the rib of the cassette housing frame R Then turn the c...

Page 13: ...everse order See Figures 1 17 and l 18 Attach the lock release lever to the slider holder R Slide the slider holder RI downward so that the two catches of the slider holder R fit the opening of the slider Slightly widen the cassette housing frames and set the pins of slider holders R and L into the grooves of the cassette housing frames Note Check if the pins of the slider holders R and L fit the ...

Page 14: ...ew cc and remove the take up reel retainer 2 Release the take up reel disk catch 0 3 Pull the take up reel disk Q upward Take up reel disk Take up reel ratamer Figure l 21 enston ever Note When the tension band is pressed in the direction of the arrow for removal the catch is hard to be deformed t v 0 1 2 3 4 5 Reassembly Supply reel disk Clean the reel disk shaft 0 and apply oil to it Release the...

Page 15: ...and check the brake torque see page 22 l Height checking and adjustment Note Place the master plane onto the mechanism unit taking care not to hit the drum see Figure l 24 1 For height adjustment press the reel disk with a finger and turn it right and left with a screwdriver see Figure l 26 a Setting Master plane Set the master plane releasmg the reverse guide by a fmger Figure l 25 2 Check that t...

Page 16: ... the torque 2 If the take up torque is still out of range replace the reel belt Notes 1 Hold down the torque gauge so that it may not fly off 2 When checking the take up torque do not keep the reel disk locked for a longer time Set the scale to 0 Torque gauge Setting Supply reel disk Figure l 29 l Checking Turn the torque gauge slowly one rotation every 2 to 3 seconds by band in the take up direct...

Page 17: ...utton to place Push the video search rewmd the unit I the playback mode button to place the unit in the video search rewind mode Torque gauge Place the torque gauge on the supply reel disk and turn it counterclockwlse very slowly lone rotation every 2 to 3 seconds and check that the torque IS wlthln the set value 170 40 g cm Supply reel disk x CzY Figure l 32 Note Set the torque gauge securely on ...

Page 18: ...set value 455 20 g cm Note Take up reel disk kzh u Figure l 35 Note Figure l 33 Set the torque gauge securely on the supply reel disk If the torque gauge is not securely set on the reel disk measurement will be incorrect CHECKING THE REWIND BACK TENSION l Remove the cassette housing control assembly l Checking Place the unit In the rewind mode Take up reel disk Note Place the torque gauge on the t...

Page 19: ...ance roller s left side by sight 3 Check that the end of the tape is neither curled against the flange of the supply impedance roller nor over it 4 During the video search rewind mode with no cassette tape in place check that the supply reel disk is free from the tension band l Position adjustment record mode When the tension pole is at the right of the supply impedance roller s center Untighten t...

Page 20: ... at either end l Adjustment 1 If the reading of the cassette torque meter is less than specified move the tip of the tension spring hook pIaYe toward the hole A 2 If the reading of the cassette torque meter is more than specified move the tip of the tension spring hook plate toward the hole 6 Put a thin screw driver in the shaft hole lean it toward you and turn it for easer shift of the tension sp...

Page 21: ...on is at least twice as high as that in the CW direction l Adjustment of the brake torque at the supply side and the take up side 1 If the supply or take up brake torque is outside the range clean the supply or take up reel disk break lever felt then recheck the torque 2 If the supply or take up brake torque is still outside the range replace the main brake or the main brake spring REPLACEMENT OF ...

Page 22: ...he azimuth spring does not fly off when removing the NC head screw Figure 14 0 Adjustment A C head tilt angle 1 Set the mechanism to the loading mode 2 Place the AK head tilt adjusting jig 3 Slowly turn the tilt adjusting screw with a screw driver until there is no gap between the jig and the AJC head F Pay attention to the azimuth spring AK head PWB A C head height AK head arm Figure 146 0 Replac...

Page 23: ...etween the adjustment jig and the lower flange of the retainlnp guide 4 b Figure l 51 Height adjustment of reverse guide HEIGHT ADJUSTMENT OF RETAINING GUIDE AND REVERSE GUIDE Note Before the rough adjustment of the tape drive train check that the retaining guide height is within the value in Figure 1 51 by using the special jigs Reverse guide height adjusting jig Revewe guide Reverse guide height...

Page 24: ...Type VROCPSV PAL VROATSV NTSC Hexagon wr Figure l 53 Figure l 54 d Chang the envelope waveform from MAX to MIN and MIN to MAX by pushing the or tracking button and check a flat response is obtained on the waveform e If a flat response cannot be obtained roughly adjust the guide rollers on the supply side and take up side using an adjusting screw driver until a flat response can be obtained f Turn ...

Page 25: ...C Push the or button to change the envelope waveform from MAX to MIN and MIN to MAX Adjust the guide roller s height on the supply and take up sides with an adjusting screw driver to obtain an envelop waveform that is as flat as possible d If the tape is above or below the helical lead the PB CHROMA waveform will take the shape shown in Figure 1 61 e Adjust for maximum flatness of the envelope as ...

Page 26: ...r 0 2 R e m o v e Ihe reel belt Figure l 63 l Reassembly 1 Mount the capstan motor on the mechanism chassis making sure not to allow the capstan shaft to hit the mechanism chassis and attach it with the three screws 2 Insert the FFC into the capstan D D motor control PWB 3 Attach the reel belt Notes 1 2 After installing the capstan D D motor be sure to rotate the capstan D D motor and check the mo...

Page 27: ...orm the anti fall hooks of the slow brake shaft cap and supply take up loading gears more than required REMOVAL AND REASSEMBLY OF LOADING BLOCK 0 Removal 1 Remove the leads 0 2 Remove the cassette loading belt 8 3 Unscrew the three screws a 4 Pull the loading block upward Leads Master Can Note Figure l 67 When using a magnetic screw driver in removal of three screws do not allow the magnetic drive...

Page 28: ...s in Figure l 72 2 Place the loading motor so that its label is visible as shown in Figure l 72 Make sure that the screw hole at the motor shaft protuberance on the loading block and the motor s back end marked with the arrow are mated with each other Label Figure l 72 Note When press fitting the loading motor pulley keep the pressure less than 5 kg and the gap between the motor and pulley should ...

Page 29: ...m grooves in place 6 Mount the loading block See page 29 Notes 1 Be careful not to scratch the teeth and grooves of the master cam 2 After installation of the master cam be sure to rotate the master cam by hand before installing the loading block If the levers are in wrong position the master cam and the levers may get damaged when the motor stares 3 Apply specified grease to the master cam s groo...

Page 30: ...es Do not use excessive force when driving in the screws 1 2 3 4 5 When removing the D D rotor assembly or D D stator assembly use care not to hit the loading relay gear Secure the D D rotor assembly so that the installation positioning holes in the D D rotor assembly and lower drum assembly match Be careful not to damage the upper drum or the video head Be sure that the hall device and the D D st...

Page 31: ...like and pull the ass y upward in the direction of arrow 0 Note To pull out the AHC ass y hold the AHC lever down l Reassembly 1 Push down the AHC ass y in the direction of ar row Make sure that the ass y is secured in po sition by the hook of part 0 Notes 1 Be careful to keep the AHC ass y out of contact with the drum 2 Be careful to keep the cleaner section of the ass y free of grease or contami...

Page 32: ...ndiscriminately 0 Instruments l VTVM l Oscilloscope l DC regulated power supply l Audio generator ADJUSTMENT OF POWER CIRCUIT l Colour bar generator l Frequency counter l Alignment tape 0 Blank video tape VHS l Test points layout Figure 2 O n ADJUSTMENT OF POWER CIRCUIT Adjustment of power circuit AT6 5V 1 Measuring instrument DC voltmeter Mode Test point E E C921 LEAD Control R917 Specification 8...

Page 33: ... 3 Adjust R751 50Hz SW P ADJ so that the waveform on the oscilloscope screen be as shown in Figure 2 2 w 2 Video output CH 1 ediv CH 2 lV div50 pseddiv Figure 2 2 Adjustment of NTSC System playbaik switching point Measuring instrument Mode Oscilloscope Playback tracking at center Tape used Test point Alignment tape VROATSV CH 1 TP502 CH 2 Pin 8 of lC201 video output CH 1 trigger slope switch at In...

Page 34: ...ode in the timer PWB Cathode of the diode is in R1060 side 3 Be sure that the PB mode display b disappears on the screen 4 Remove the short circuit 5 Adjust the tracking control using the TRACKING button on the main unit or the remote controller so that there is no noise on the screen Adjustment of PAL System still picture vertical sync Measuring instrument Mode Monitor TV Still oicture plavback I...

Page 35: ... of 201 on the oscilloscope screen adjust R202 EE level control to obtain the value indicated in Figure 2 5 Adjustment of white clip Measuring instrument I Oscilloscope Mode Input signal Recording Standard colour bar stair case waveform 1 Test point 1 TP201 Adjusting point R232 white clip control Specification 80 4 1 2 3 4 5 Place the unit to the record mode Feed the colour bar signal to the video...

Page 36: ...ignal level is above 2 0 Vp p turn R228 deviation control clockwise If below 2 0 Vp p turn the control counter clockwise Now make self recording and playback again 6 Repeat the above step 5 to finally get the playback video signal level at 2 0 2 0 08 Vp p as shown in Figure 2 7 t z ovp p 1 Figure 2 7 Adjustment of recording current Measuring instrument I Osci I loscope Mode Input signal Test point...

Page 37: ...own in Figure 2 l 1 z ovp p Adiustment of delav level Measuring instrument Dual beam oscilloscope Adj usti ng point R240 delay level control Specification CH 2 level CH I level 1 Insert the alignment tape and play it 2 Adjust R240 delay level control so that the levels of CH I and CH 2 are the same as shown in Figure 2 12 CH 2 I 10 pseddiv Figure 2 12 Adjustment of the APC PAL I I Measuring instru...

Page 38: ...ol signal 2 Hook up the VTVM to the audio output terminal 3 Adjust R610 playback level control so that the output level be 9 1 dBs Checking of erase voltage and oscillation frequency Measuring instrument Mode Input signal Oscilloscope Recording Test point Both ends of the full erase head Adjusting point Specification Erase voltage Over 40 Vp p Oscillation frequency 70 fi 5 kHz 1 Place the unit to ...

Page 39: ...th 80 dBu 2 Observe the video output terminal waveform on the oscilloscope Adjust VROOI AGC control in the IF pack until the noise disappears from the oscilloscope screen and the waveform nearly comes into sync Just before shrtnking Adjustment of the AFT Input signal PIF frequency uniwave Colour bar signal 70 dBu Test point Pin of IF Pack GND Pin of IF Pack Video Output Adjusting point TOO2 AFT co...

Page 40: ...TV ELECTRICAL CIRCUITRY l Chassis layout K IO041 540 I SEkSw I I CZI J y ICE0 I I II DL4OI j I I I i l K IO031 LI AUDIO IN Figure 3 1 Mother PWB CRT Q I 3 R BIAS G DRIVE G BIAS B DRIVE B BIAS Figure 3 2 CRT Socket PWB 42 ...

Page 41: ...wly turn the screen control clockwise and stop it where the horizontal raster appears slightly in one of the three colours Carefully adjust the vias controls of the other two colours until the horizontal raster becomes white 1 2 3 4 5 Prior to this adjustment warm up the unit with the beam current of more than 600uA for more than 30 minutes Receive MONOSCOPE PATTERN signal with pattern generator S...

Page 42: ... service switch 5401 at the Video Cut position to cut off the Y signal 5 Adjust colour control key to obtain the output of about 3 Vp p 6 Adjust sub tint control R882 so that the output waveform is as shown in figure below 7 Return 5401 to CENTER normal position I Same level I I 8 Y w Y cv c MQR B 1 PAL Sub colouradjustment R802 1 Receive PAL COLOUR BAR signal with colour bar generator 2 Set the c...

Page 43: ...icture is at the position which gives the relation of A B shown below Vertical linearity control R526 1 Receive MONOSCOPE PATTERN signal 2 Adjust R526 so that the vertical linearity of picture is at best point Vertical size control R503 1 2 3 0 Receive MONOSCOPE PATTERN signal Set the Brightness control and Contrast control at MAX position Adjust R503 so that the vertical size of picture is at the...

Page 44: ...ifted outwards Figure 3 4 RlQht The beam landing IS shlhed to right Figure 3 5 The beam landing IS shifted to kfl Figure 3 6 9 Adjust the purity magnet so that the beam landing is correct at either of the centeral part right and left parts of screen then check that the green beams at four corners of screen are all correctly positioned Finally check that the beam landing at any pat of screen is sat...

Page 45: ...yoke and CRT and tilt the deflection yoke upward until the mis convergence shown in Fig 3 7 is corrected BGR I I I Figure 3 7 Convergence in Fig 3 8 Insert wedges b and c between the deflection yoke and CRT and tilt the deflection yoke downward until the mis convergence shown in Fig 3 9 is corrected RGB I I I Figure 3 8 Convergence in Fig 3 9 Insert wedge c deeply between the deflection yoke and C...

Page 46: ...troller 4 Adjust RlOOl to obtain the sign position as shown below 5 After adjustment confirm that there is no defect in the on screen characters with no signal and AV mode The error in the settlement of charactor position must be b a a the range of the error in the settlement b range between two crosshatch vertical lines Ailgn the right edge of channel number with crosshatch s third vertical line ...

Page 47: ...d master cam counterclockwise 1 t t I Does cassette control clutch tome off wthin 2 5 I C after cassette switch has turned off Cassette is judged caught halfway Pole base works todraw outtape I Pinch roller comes intotontwt I Are start end sors at high level before c7wette insertion YES Half loading lever workstodrawout tape NO Cassette LED or some other part is judged defective Tape loadmg 1 Is c...

Page 48: ...ss REW key 1 Loading motor turns in notmsldirection and master am clockwise VSR PLAY I Press PLAY key 4 Loading motor turns in reverse direction and master cam counterclockwise I Set capstan motor to pleybeck speed I Is tern switch at PU posItion lNO YES Stop loadmg motor 1 Turn capstan motor m reverse dIrectIon I 1 Turn loading motor in reverse dvection 1 Press pinch roller 1 I YES I Stop loading...

Page 49: ...eck 2 Irtake up reel pulseoutputted YES stopcapstan motor STOP B FNREW End I Press FF REW key and mastercam ounterclockwae L YES I iid Turn loading motor in normal direction FF REW s STOP I End 2 I pe slack detecting I End l Z Tape is judged to be slack and any other key in than EJECT and POWERcannot be accepted First check the take up reel pulse output to see ifthe tape slack detector functions T...

Page 50: ... The six pattern signals are judged to bc on or off by the system controller in order to detect the mechanism modes Main brake l ncrgiied Pinch roller activated t olete Clutch change FFREW STOP LO PLAY VS REy 0 360 Master cam turning El I q yQLL fipu Cam switch pattern Tcrmin l No Fia 4 2 Rclrtionrhip between tam witch positions and mechanism movement 7 The relationship bctwcen the cam witch posit...

Page 51: ...1 overloaded due to damage on tape Damaged tape is power on and press PB key Is brake shifter at PLAY REC NQ Brake shifter is deformed Is brake shifter at NO Replace relay position Replace PLAY position shifter 1 YES 1 YES Are idler gear and reel disk PB gear in NO H Replace idler mesh assembly I L I I I L Is take up reel disk NO Is capsten DD pulse outputted 1 turnmg 1 YES YES N O AreVco 12Vand N...

Page 52: ... ing block I Isreeldiskheightas NO specified using jig 1 t l Re ii st reel drsk h T 1 I t I Does idler gear YES lssuppl r e e l d i s k NO rl torque etween f Replace supply 140 and 200 g cm reel disk I 1 I I I I 1 YES ower ON FF keY IN Is no unusual sound heard at FF 1 _I Turn take up reel disk NO slowly with finger NO Are take up reel stopper and PB ear rubbino each ot er 5 HReplace take up reel ...

Page 53: ...757AN and X501 X502 and adjacent parts fsc circuit I I i I Is the key switch in good contact NO Check the switch contact JYES Is there short circuit in the key input NO Check IC801 IX0806GE IClOOl w IX0608GE and switches for poor soldering JYES I I Are pulses recewed at pin of I ChecklCB01 lC1001 1 Check iC801 IClOOl and signal line INFRARED R C TROUBLESHOOTING No operation is possible from the in...

Page 54: ...pulse at pin of IC801 IX0806GE change from H NO Check the start sensor and all the to L level when the cassette tape way up to IC801 is loaded Does cassette switch pulse at pin rb thewayuptolC801 of IC801 change from 1 5V to OV to Check the cassette switch and all 2 5V level when the cassette tape is 1 FLOW CHART WO a I when the EJECT button is pressed See FLOW CHART NO l 7 YES Does the take up re...

Page 55: ... at pin of IC801 change from L to NO Check IC801 H level VES Check 49909 properly and all the from L to H way up to IC801 NO Checkthepin of IClOOl I I I 1 YES change from H to L Check 49902 YES IX0972GE YES Check IC701 Is PC SV at pin of MC socket 7 Check the PC 5V line I YES Is 2 5V at pin of MC socket Itid up to the 2 5V line Check R713 R714and all the way 1 I I 1 I socket 7 YES YES Check betwee...

Page 56: ... MC socket and It801 IX0806GE NO Y Check the AT 12V line I I The drum motor runs only for a few seconds Check the drum motor YES NO Check between the ME socket and IC701 IX0972GE all the way up to pin of iC701 IX0972GE YES L 1 I Is PG MM signal at pin of IC7017 NO Check IC701 Readjust R751 PG MM control iYES Is H SW pulse at pin of IC701 NO Check IC701 YES Replace IC701 I I ...

Page 57: ...G de 3 58MHz I Does there appear CTL signal at pin YES E of IC701 IX0972GE I NO Does CTL amplifier circuit of 1 701 pins YES Check the line to operate between pins and normally pin of IC701 NO Do the circuits around pms to of IC701 operate normally JVES Is there capstan APC Check the capstan Does the A C head operate normally Replace A C head YES I I Adjust the height of the AK head Check the caps...

Page 58: ...reel sensor pulse at pin 0 of the connector MF IN0 Check the harness AM MF Replace the reel sensor located in the reel sensor PWE F2977GE FLOW CHART NO l 12 Replace IC701 about 0 45 Vp P 1 Are the drum PG and drum FG signals Check the drum PC and outputted to pins and 5 drum FG signal lines of the plug AG between the plug AG and IQOZ Check the harness AG ME and then replace the about 25m Vp p ...

Page 59: ...e pins and Of IC301 at OV level and 9V ND Check the AL PB 5V and level BIAS 9V lines YES I I VCR RECORDING MODE CHROMA TROUBLESHOOTING FLOW CHART NO 1 14 Record is in black and white E E colour mode I Is there a signal at pin 0 of RI501 TA8757AN 1 Video signal Check IC203 AN78N05 and the PC9V lines Check the DC level at pin Check the E 5V line of IC501 7 Colour mode 0505 IYES B W mode DCOV PB mode...

Page 60: ...IC201 I I I I YES Check 4401 and harness from I ECJ to l VCJ vcR PLAYBACK MODE CHROMA ntoumsHoonr4G FLOW CHART NO l 16 Playback is in black and white i I Is there a signal at pin NO Check the pin 0 of IC301 of IC301 CBA72525 or is 5V AL PB 5V line and XRA7252 adjacent circuit of IC301 YES Check the harness from of IC501 TAB757AN XAJ torCE 1 I I J I JYES I I I I I Replace IC501 I I I Is there a sig...

Page 61: ... CHART NO l 17 Check the harness from r VC 1 to r ECI and signal line Is there SV at pin of NO Check 4203 AN7BN05 lC201 and the PC9V line Is there a signal at pin NO Check R202 E E level of lC201 Check the DC level at pin of lC201 DC L level ...

Page 62: ...al at pin and pin about 7V at pin of lC601 of T601 Bias Oscillator and Bias Oscillator 4602 YES Check the RECSignal line between pin of KS01 and Audio Head FLOW CHART MO I 111 YES pin of lC601 at pin of IC6011 YES at pinoof IC601 7 1 YES Check the L level at pineof IC601 IYES t Checkthe Audio Mute line Check the signal at pin of IC601 and adjacent parts Check the Audio mute circuit Q6601 and 46602...

Page 63: ...2 2 IIm Does the noise level increase at max Contrast Brightness and Sound Control Check ICBOl and adjacent parts c Check the Tuner BL Bn Bu and B2 biases 82 must be approx 9V 8 must be approx 9V with the band switch at VL position BH must be approx 9V with the band switch at Vu position Bu must the approx 9V with the band switch at Vu position i i Normal Check the speaker lC352 and JllOl Phone i ...

Page 64: ...2 and its I Check 4853 and its adjacent circuits i adjacent circuits i I L A L A adjacent circuits I L d Circuit I l R G B Output Circurt NO SPECIFIC COLOUR NT SC I FLOW CHART NO 24 I 1 Specific coloun are not produced in colour NTSC 3 58 reception from Video In Jack I Is there a chroma signal Check the VCR TROUBLE at pin of IC801 NO SHOOTING RECORD IS IX0969CENl and at pin IN BLACKAND WHITE a of ...

Page 65: ...622 C503 L I I I C512 8 I I L__________ _ _______1 NO A 1 atpin ofIFpack 1 Does waveform appear r I I FLOW C A RT NO 26 II Check D713 L705 W52 i I and R720 7 ____________________ r i Check lC352 and I I adjacent parts I I L _ FLOW CHART NO 2 7 I NO PLAYBACK PlCllJRE I Check IC801 and adjacent parts as same as NO PICTURE FLOW CHART NO 24 1 NO PLAYBACK SOUND ...

Page 66: ...OVERALL BLOCK DIAGRAM 6 9 ...

Page 67: ...I 7 I a I 9 I 10 I 11 I 12 1 7 0 ...

Page 68: ...SERVO PROCESS BLOCK DIAGRAM I SERIAL REF CBOl 43PIN AH IF 1 DECODER PB ON A 0 C G H 6 1 1 2 I 3 I 4 I 5 I i ...

Page 69: ...T 1 i r I 1 I i L I I 7 I a I 9 I 10 I 11 I 12 1 72 ...

Page 70: ...I I_ J I I I I 1 y I ...

Page 71: ...u ...

Page 72: ...ING CHROMA BLOCK DIAGRAM ED C BVFFER l l q 5 VIDEO INPUT 10 5 REC PE SW 0509 I I I A B E CARR B P F NTSC 4 2 I MHz COUNT DOWN I 1 L AL F i ____ __ ______ EF CB 9 CHROMA ROTATION 9 G H 1 I 2 I 3 I 4 I 5 I 6 I ...

Page 73: ...ierrmnal o n EE RECVPB FROM LUMINANCE BLOCK BURST 30OmVp p REC FM TO HE0 D UP BLOCK CE xn I REC SIGNAL I L R518 p dD J CHRoMA I I I I 50 ih I fSC h COUNT DOWN TP504 qTt TO BASE OF 0221 c513 CB EF 7 COMPOSITE SYNC IN 7 CA ED 4 SERVO 60 1 4 ...

Page 74: ...P T W 2 r cp 5v R202 EE LEVEL AILl c20 I 171 yr I 4 2 ______ FROM MAIN BLOCK EG SERVO BLOCK 1 8 H SW P h CD 24 EH FROM F PVLSE 24 SYSTEM CTL BLOCK r 7 a jH P FHLIN 20 I EG FROb 20 SK57 EE H BLOC L LEVEL LO THROUGH u LEVEL 12 3 GRAY H LEVEL N 5 BLACK 1 I 2 I 3 I 4 I 5 I 6 I ...

Page 75: ... z yJ ICE0 I AN3248NK DE0 SIGNAL PROCESSOR I FROM CHROMA BLOCK EM TTER OF 0504 I 7 I 8 I 9 I 10 I 11 I 1 2 1 7 8 ...

Page 76: ...W KILLER j H jE PB AMP AMP Q510 I 1 14 512 i I I I J i 1 I I DL502 PAL COMB FILTER I I I I L I I IC50 I BURST 300mVp p VHITA8757N I I CHROMA SIGNAL PROCESSOR I I L I I ACK ID I LOGIC I EF CB J L FF CB INV r Y i T c505 I I I 15 MESECAM IH 18 L MESECAM T B ID T llFT ED CA 4 SERVO 60 4 n7 TOBASEOF0211 i i 21s ICCD CLOCK T 1 I 2 I 3 I 4 I 5 I 6 I 7 9 __ _ _ _ ...

Page 77: ...ACC DET FL H NTSC 4 43 0508 FROM HEAD AMP BLOCK XA PB CHROMA 5 EIURST I OOmVp p EF COMPOSITE SYNC 7 vco 0505 I INV qk I I I I 502 5 R50 I 4 J 03 c50 I o TP504 Fj T0 SERVO BLOCK I 7 I a I 9 I 10 I 11 I 12 I 8 0 ...

Page 78: ...UGH M LEVEL 12 3 GRAY H LEVEL 14 5 SYNC R240 DELAY LEVEL AOJ 47 L P F L207 v208 C234 237 T pc5 RZIZ h R21 I lir I Ey IJ ____ Q I BLOCK I 1 I I i I MUTE S B PB APT NC CLAMP C MIX CTL MIX rTYP z oVP P I 1 t SUB TRUCTER I 1 I 2 I 3 I 4 I 5 I 6 I 81 ___ _ ...

Page 79: ... 71 h 260mVp p c227 L ___ ____ __ ____________________ 7 IOC ICE0 I AN3246NK VIDEO SIGNAL PROCESSOR It DOC EN DET n TP203 R209 PB LEVEL ADJ FROM SYSTEM CTL BLOCK EG EE IL INV 0202 2 I FROM SYSTEM CTL BLOCK cc EG 2 I 7 I a I 9 I 10 I 11 I 12 I 8 2 ___ ...

Page 80: ...N w P m 0 u 1 FC r i z I 3 I i r i nna AMP i I ...

Page 81: ...x CE 4 AL PB 5 4 lC30 I VIHBA72525 I OR VHIXRA7252 I HEAD AM C306 304 K CE 3 xn CE 5 PEI CHROMA 5 A C304 T x CE 7 PB FM 7 CE 2 ...

Page 82: ...TIMER BLOCK DIAGRAM ici WI I C1XoexGEZI TlVER CONTROL r me r 2 E ii I I I i I i 8 L N C 1 I 2 I 3 I 4 I 5 I 6 I 8 5 _ I _ ...

Page 83: ... t m m I 7 I 8 I 9 I 10 I 11 I 12 1 8 8 l _ ...

Page 84: ...J BLOCK DIAGRAM __ _ a I l vA 8 C D E F G 1 H I e 1 a B h I VIDEO Cl 1 I 2 I 3 I 4 I 5 I 6 I 8 7 ...

Page 85: ...IC35 I AUDIO ATT 5 7 3 I Jl 1 I I K IO041 I I I KS0 I VIDEO CHROMA JUNGLE TMR E PCS 3 9 5 BL I SELECTOR E BH 4 2 cl Bu 6 s IC45 I VIDEO SWITCH B 3 OUT 111 IN AL010 VW0 I 7 I 8 I 9 I 10 I 11 I 12 I 8 8 ...

Page 86: ...s in parentheses are the ones in the PB mode the values without parentheses are the ones in the REC mode VOLTAGE MEASUREMENTCONDITIONS 7 DC voltages are measured between points indicated and chassis ground by VTVM with AC230 240V 5OHz supplied to unit and all controls are set to normal viewing picture unless otherwise no ted 2 Voltages are measured with IOOOOpV B W or co our signal WAVEFORM MEASUR...

Page 87: ...Recording Chrominance Signal m Recording Luminance Signal SYSTEM CONTROL SERVO CIRCUIT m Drum Error Voltage Drum Frequency Comparison Signal w Drum Phase Comparison Signal HEAD AMP CIRCUIT Capstan Error Voltage a Capstan Frequency Comparison Signal m Playback Control Comparison Signal m Playback Chrominance Signal ps y Playback Luminance Signal AUDIO CIRCUIT Recording Chrominance Signal e Recordin...

Page 88: ...p 4504 EMITTER REVEE PAL Y C H 3 579545MHz NTSC H 4 433619MHz PAL v l zIVp p TP504 fsc HIA I V 14OmVp p TP301 REC J O EiVp p C501 PIN 17 REUEE f C i 220mVp p 2504 EMITTER REC EE NTSC Y C V 4 8Vp p IC201 PIN1 COMPOSITE SYNC HIA l r 2v V 4 8Vp p HEAD SWITCHING PULSE XA CONNECTOR PIN3 REUPB v 1 ovp p lC201 PIN21 PB Y C LfH I V 800mVp p BURST 400mVp p IC501 PIN12 PB Y C L I lV V ZOOmVp p TPSOI PB CHRO...

Page 89: ...VO L J I v o ltvp p AG CONNECTOR PIN6 PB DRUM PG SERVO V 3 2Vp p IC701 PIN36 PB CTL AUDIO w H lkHz V 160mV K602 PIN1 1 REUEEIPB SERVO l 2 4 v z ovp p IC701 PIN7 REUPB DRUM PG SERVO v s ovp p IC801 PIN4 EE REC V SYNC AUDIO w H 70 t 5kHz v 7ovp p BA CONNECTOR PIN4 5 REC SERVO w H 720Hz NTSC H 600Hz PAL v 1 9vp p IC701 PIN9 PB DRUM FG AUDIO H 70 5kHz V 7 35mVp p TP60 I TP602 REC 92 ...

Page 90: ... p H z ovp p V 2 2vp p V MOTHER MOTHER MOTHER m J7 h il il 3 55VP P V 1 ZVp p H dOTHER MOTHER 165Vp p H MOTHER 95OVp p H MOTHER 3 13Vp p 0 0 dOTHER 1 OVP P H MOTHER i J 0 47Vp p H MOTHER 0 56Vp p H MOTHER 2 6Vp p H 0 42Vp p H 0 92Vp p H 0 67Vp p H 93 1 _ l _ l _ _ _ ...

Page 91: ...CRT CRT CRT TTin J Ll T 0 78Vp P 0 O 78Vp p HI 78Vp P U 0 ...

Page 92: ...OVERALL DIAGRAM HEAD AMP PWB J SERVOSYSCON PM K cunx3 LBoT AUDIO UNIT VCR MAIN Y C UNIT PWR c oum l Z TusO ...

Page 93: ...VCR POWER PWB P RDENCWBDGELZ CRT PWB PWB H ...

Page 94: ...SYSTEM CONTROL SERVO CIRCUIT D G AUDIO CONTROL PWB IF I L OAO NG M O T O R PWB 0 yo901 1 I 2 I 3 I 4 I 5 I 6 I l VOLTAGE MEASUREMENT MODE PB Parentheses 1 REC Without Parentheses 97 ...

Page 95: ......

Page 96: ...MAIN CIRCUIT DUNTK I 1 I 2 I 3 I 4 I 5 I 6 I VOLTAGE MEASUREMENT MODE PB Parentheses REC Wihout Parentheses 9 9 ...

Page 97: ...I AUDIO MODULE WJNTK0677GEZZ F3626GE OPERATION DUNTK3627HE50 F3627GE I ...

Page 98: ... H ...

Page 99: ...I _ ...

Page 100: ...HEAD AMPLIFIER CIRCUIT ROTARY TRANS F L E A R 1 A G VIDEO HEAD RHEDVOO I7GEZZ A 0 C D E H 1 I 2 I 3 I 4 I 5 I 6 I VOLTAGE MEASUREMENT MODE PB _ Parentheses 1 REC W hoi Parentheses 103 ...

Page 101: ...J EL s I or VHIXRA7252 I FM EO I 7 I 8 I 9 I 1 0 I 11 I 1 2 I 1 0 4 ...

Page 102: ...VCR POWER CIRCUIT 105 ...

Page 103: ...I 7 I a I 9 I 10 I 11 I 12 I 106 ...

Page 104: ...AUDIO CIRCUIT A 0 C D E F G H 0 C D E F G H r Ml I I fl I 1 I 2 I 3 I 4 I 5 I 6 I JOLTAGE MEASUREMENT MODE Parentheses Without Parentheses 107 PB REC ...

Page 105: ...INFRARED REMOTE CONTROL CIRCUIT I I I I I 1 1 I 2 I 3 I 4 I 5 I 6 1 108 ...

Page 106: ...1 W MOTHER CRT CIRCUIT 1 I 2 I 3 I 4 I 5 I 6 I l VOLTAGE MEASUREMENT MODE PB Parentheses REC Without Parentheses ...

Page 107: ...0 P cc I I I ...

Page 108: ... N w e VI 0 I l 1 ma c I s m A t T I I I I I I I I I I I I I I Ii I x 2 N I rNllllll I ...

Page 109: ...m M M I 7 I 8 I 112 8 1 t _I 11 I 12 1 ...

Page 110: ...2 W 1 0007 OTC 14EK ...

Page 111: ...I I c I n I In I 0 3 I 0 b II m 2 2 m HF H NNT w O TLN O IGC O en O Zb ...

Page 112: ...N w P Gl 07 Ll I I t I n I m I 0 I 0 I m I D I m ...

Page 113: ...C A B C D E F G H YIC PWB VCR POWER PWB 1 I 2 I 3 I 4 I 5 I 6 I ...

Page 114: ...I I I 0 I m I m I 0 I n I m I D I A SBIIO C H c j u ...

Page 115: ...9 A B C D E F G H VCR AUDIO PWB CRT PWB TV CONTROL 2 PWB TV CONTROL 1 PWB 1 I 2 I 3 I 4 I 5 I 6 I 118 ...

Page 116: ...TV MOTHER PWB 1 I 2 I 3 I 4 I 5 I 6 I 119 ...

Page 117: ...TIMER PWB 1 I 2 I 3 I 4 5 I 6 1 120 ...

Page 118: ...o Part No Description VCR MAIN CIRCUIT Cod PWB E DLJNTK3626HE50 VCR Main Board Assembly TRANSISTORS 4401 VSZSA933SQRI E J 2SA933S Q R AB 9903 9904 9905 44401 VSZC174OSQRI E J ZSC174OS Q R AC 7702 7704 46601 VSZSD655 DE1 E J ZSD655 D E AC 9901 46602 VSDTAI44ES I J DTAI44ES AB 9902 47703 VSDTA124ES 1 J DTAI24ES AB 49906 VSZSAI 2 7 1 Y I J 2SA1271 Y AB Q9907 VSDTC124ES 1 J DTCI24ES AB 49909 VSDTC144E...

Page 119: ...751 R753 RVR B5450CEZZ J lOOk B 50Hz Switching Point Adj RVR B5454CEZZ J IM B 60Hz S w i t c h i n g Point Adj AB AB CAPACITORS c711 722 C712 736 815 C718 C721 C724 C725 730 c731 c735 c745 c750 C801 C802 C803 C809 C814 C825 829 VCEAGAlAW107M J lOOuF lOV 20 Electrolytic V C F Y S A I HB393J J O O39 F 5OV 5 Mylar RC EZO123GEZZ J 47pF lOV Electrolytic RC QZA472TAYJ J O O047llF M y l a r RC QZA222TAYJ...

Page 120: ...0053GEZZ J AA 204 or 205 VHDlSSl 19 l J ISS119 AA 502 503 505 506 507 x501 RCRSBOOOZCEZZ J 4 43MHz AM X502 RCRSB0009GEZZ J 3 58MHz AL COILSANDFILTERS L201 L205 L206 L207 L208 L209 212 218 L211 L213 L214 L215 L217 L501 502 503 L504 507 509 L505 L506 L508 DL501 DL502 FL201 FL501 VP XF680KOOOO J 68pH TL VP XF390KOOOO J 39pH VP XF150KOOOO J 15pH VP XF560KOOOO J 56 H VP XF330KOOOO J 33pH VP XF221 K O O...

Page 121: ...V 5 Mylar 251 552 305 C502 VCFYSAlHB333J J O O33 lF 50V 5 AE 525 Mylar c504 RC QZA222TAYJ J O OOZZvF M y l a r AB MISCELLANEOUS HO II C302 VCFYSAlJAl04J J O ll lF 63V 5 MylarA C i AC AB AB AB AB AB FB301 RBLN 0013GEZZ J FerriteBead AB 302 QPLGN0229TAZZ J Plug 2 p i n TP301 302 AB QPLGN0780GEZZ J Plug 7 pin XA AC QSOCN0532REZZ J Socket 5 pin ZA AB QPLGN0229TAZZ J P l u g 2 p i n TP301 302 AB v v MI...

Page 122: ...r VCEAGAlAW107M J 100 1F lOV 20 AB Electrolytic RC QZA222TAYJ J O O022F F SOV 5 A B Mylar VCQPSAZAA562J J 0 0056uF lOOV 5 A C Polypro File VCE9AAlHW105M J l JF 5OV ZO AB Electrolytic N P RC QZA682TAYJ J 0 0068 1F 5OV 5 AB Mylar RC QZA273TAYJ J O O27F F SOV 5 AB Mylar MISCELLANEOUS QPLGNO229TAZZ J Plug 2 pin TP601 602 A B III QPLGN0578GEZZ J Plug 5 pin BA A0 AUDIO CIRCUIT QSOCN0579GEZZ J Socket 5 p...

Page 123: ...c913 95KUGAClOl F D J 100 F 16V Electrolytic A C c914 95KUGAClOOHV J IOpF 16V Electrolytic A F c915 95KUGCS471AA J 470pF 500V Ceramic A B C916 95KUGADl OZDW J lOOOl iF 25V AF Electrolytic c920 95KUGAC102CV J lOOO F 16V AD Electrolytic c922 95KUGAJ220FD J 22 F lOOV Electrolytic A D Ref No Part No l Description Code c923 95KUGAJZRZEK J 2 2jlF IOOV Electro ytic AB RESISTORS AR903 95KUEFG5R6AA J 5 6oh...

Page 124: ...nalA B 9 92P2A502120 J S c r e w AA 10 92P3ETFA0801 J BatteryTerminal A B h VS2SA950 Y I E J 2SA950 Y VSZSC3399 1 J 2SC3399 AD AB VSZSC2456 1 E J 25C2456 VS2SD1554lll E J 2SDI554 VSZSC3279 1 E J 2SC3279 VSZSC3279N 1 J 2SC3279 VSDTCI24ES 1 J DTCI24ES AE AL AA AC AB L I PICTURE TUBE AV801 VB34JRH61X S R C R T CB AD6601 RCiLH0037PEN3 R DeflectionYoke BC A 709 RCiLG003 I PEZZ R ADGCoil AN PMAGF3022CEZ...

Page 125: ...c 503KHz AE DL401 RCiLZ0556CEZZ J Delay Line AC DL801 RCiLZ0475CEZZ J Delay Line AP RH DXO226CEZZ J DX0226CE AC T601 RTRNZOI 79CEZZ J Horizontal Drive AE AT602 RTRNFI874CEZZ J F B T BD RH DXOI 64CEZZ J DX0164CE AC AT701 RTRNZ0468CEZZ J AV R H D X O I 31 CEZZ J DXOI3ICE AC T801 RCiLZ051 I CEZZ J AD RH DXOO27CEZZ J DX0027CE AE RH DXOl30CEZZ J DX0130CE AE RH DXO224CEZZ J DXO224CE RH EXOI 52CEZZ J Zen...

Page 126: ...o AD Mylar Ref No Part No t Description Code Ref No Part No l Description Code C633 VCEAGAOJW337M J AC701 RC FZ0087CEZZ J AC702 I A 706 A 711 AC707 RC KZOO29CEZZ J RC EZ0055CEZZ J nc714 722 AC71 5 RC KZOO24CEZZ J VCEAGAZAW106M J AC71 6 VCEAGAl JW476M J Ac717 A 729 A 718 VCKYPAZHB561 K J VCKYATI EX103N J AC721 VCQYTAlHM103J J C723 VCEAAHZCWI 0 7 M J C725 VCEAGAl EW337M J C726 VCEAAAlCW108M J AC728 ...

Page 127: ...n AA VRD RAZEE472J J 4 7k 1 4W Carbon M VRG RLZHBZRZJ J 2 2 1 2W Fuse Resistor AB VRD RAZEE3R3J J 3 3 1 4W Carbon M VRN VV3DB8R2J J 8 2 ZW Metal Film AB VRC UAZHG825K J 8 2M l ZW Solid M I TRANSISTORS 4851 VS2SC22290 1 E J 2SC2229 0 AD 852 853 MISCELLANEOUS PARTS I CONTROLS I A 701 QFS C2024CEZZ QFSHDIOOZCEZZ RRLYZOOZOCEZZ QSW BOOl5CEZZ Fuse TZAI250V Fuse Holder Relay Power Service Switch Vertical...

Page 128: ...de AB 1017 1018 1026 1034 1035 1036 Dl019 RH EXOO24CEZZ J Zener Diode 1020 1027 THIOOI RH HZ0005CEZZ J T h e r m i s t o r x1001 RCRSB0090GEZZ J C r y s t a l AB AB AE CONTROL RI001 RVR M4158GEZZ J 680 B Dot Clock Adj A8 COIL AND FILTER FL1001 RFiLC009lGEZZ J F i l t e r AD LlOOl VP XFI ZOKOOOO J 12pH AB CAPACITORS ClOl2 VCEAGAOJW477M J 47OpF 6 3V 20 AB Electrolytic c1013 RC KZ0019GEZZ J O lpF Cer...

Page 129: ...m Control Preset MT 0 MT 0 All Clear AB QSW S0193GEZZ J Switch Blue Back AC ON OFF SW AC AC AB AB Ref No Part No l Description Code TIMER CONTROL 2 CIRCUIT PWB U DUNTK7217WEVO TIMER CONTROL 2 Board Assembly 1 TRANSISTOR 41071 VSDTCl24ELT 1 J DTC124EL AA DIODE D1071 RH PXOI 96GEZZ J Photo Diode AC 1 MISCELLANEOUS PARTS s1071 QSW K0079GEZZ J Switch Power AB RRMCU0037GEZZ J Remote Control Receiver AL...

Page 130: ...ck Chassis AL MLEVP0134GEZZ J TensionAdjusting AC Lever 52 53 54 MLEVP0195GEZZ J Tension Release Lever AC MLEVPO132GEZZ J BackTension L e v e r AC MSPRT0273GEFJ J BackTension L e v e r AB Spring 55 NDAiVl047GEZZ J Supply Reel Disk Ass y AH 56 57 58 60 61 62 63 64 65 66 67 68 69 70 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 89 90 91 92 93 96 97 99 MSPRT0272GEFJ J MainBrakeSpring MLEVPOl35GEZZ ...

Page 131: ...1 MSPRD0090GEFJ J Cassette Cover Spring 342 QPWBF3194GEZZ J Start Sensor PWB 343 QPWBF2894GEZZ J EndSensorPWB 344 RH PXOI 76GEZZ J Phototransistor CASSETTE HOUSING CONTROL PARTS 345 VS2SA937 Q l J Transistor 346 QSOCN0595GEZZ J Socket 5 pin CHLDX3050GE61 J Cassette Housing AY 347 VRD RAZBEI 5 3 J J 15k ohm 1 8W 5 Control Assembly Carbon 301 HDECQ0779GESA J Cassette Cover AL 348 VRD RAZBE223J J 22k...

Page 132: ...B AC M M M M M M M M M M M AA M M M M M IL Ref No Part No t Description Code TV SECTION MECHANICAL PARTS 649 TCAUS0021 PEZZ R Caution Label 650 LX BZ3100CEFDJ S c r e w 651 CCABA2125WEV4 R Front Cabinet Ass y 652 GDORF0125PESA R Front Door 653 GMADT0069PESA R Window Cover 654 HBDGBOOIOPESA R Badge SHARP 655 HDECPOOOI PESA R Decoration Sheet 656 JBTN 0075PESA R Button 657 LHLDWOOl 1 PEZZ R Holder 6...

Page 133: ...h Plate AC 615 PSPAH0066GEZZ J Spacer C AC 616 PSPAH0063GEZZ J S p a c e r A AC 617 PSPAH0064GEZZ J S p a c e r B AA Ref No Part No Description Code 618 LHLDZ1764GEZZ J Holder 619 LANGKOI 46GEFW J Holder 620 LHLDZ1761GEZZ J Rail Right 621 LHLDW1046CEZZ J Wire Holder 622 LANGT9151GEFW J Power Holder B 623 LANGT9150GEFW J Power Holder A 624 QEARP0345GEFW J Earth 625 LHLDZI 762GEZZ J Rail Left 626 PS...

Page 134: ... A B E F G ...

Page 135: ...CASSElTE HOUSING CONTROL PARTS 3 1 7 I 9 3 wf 345 1 I 2 I 3 I 5 I 5 I 6 1 138 ...

Page 136: ... A B C D E F G l 4 TV SECTION MECHANICAL PARTS 1 I 2 I 3 I 4 I 5 I 6 I 139 ...

Page 137: ...VCR SECTION MECHANICAL PARTS 1 I 2 1 3 I 4 I 5 I 6 I ...

Page 138: ...Power switch I OFF I I T i n t control Center I Volume control I MIN I I Picture control I C lock OFF LED off TLSTSOOOIZZRO SS list TINS 1 775AJZZ t TGAN 0059PEZZ Operation manual Guarantee card A CDAKDnnfiKDE77 m I 1 1 V I L L Polystyrene sack RRMCG0784GESA infrared remote control unit 4I c l z SPAKC5608PEZZ Packing case TlABNOOOl PEZZ FRONT 1 Serial No label Use 10 staples to fix the top of pack...

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