background image

8-5

R1005

1-216-041-11 METAL GLAZE

470

5%

1/10W

R1006

1-216-041-11 METAL GLAZE

470

5%

1/10W

R1011

1-216-049-11 METAL GLAZE

1K

5%

1/10W

R1012

1-216-089-00 METAL CHIP

47K

5%

1/10W

R1014

1-216-055-00 METAL CHIP

1.8K

5%

1/10W

R1015

1-216-071-00 METAL CHIP

8.2K

5%

1/10W

R1016

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

R1017

1-249-433-11 CARBON

22K

5%

1/4W

(EXCEPT E120AE,E220 Series)

R1017

1-249-430-11 CARBON

12K

5%

1/4W

(E120AE,E220 Series)

R1018

1-249-419-11 CARBON

1.5K

5%

1/4W

R1018

1-249-419-11

(E120AE,E220 Series)

R1021

1-216-051-00 METAL CHIP

1.2K

5%

1/10W

R1022

1-216-041-11 METAL GLAZE

470

5%

1/10W

R1023

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R1024

1-216-049-11 METAL GLAZE

1K

5%

1/10W

R1025

1-216-295-11 METAL CHIP

0

5%

1/10W

R1028

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R1033

1-249-411-11 CARBON

330

5%

1/4W

(E120AE,E220 Series,E280UX)

R1034

1-216-039-00 METAL CHIP

390

5%

1/10W

(E120AE,E220 Series,E280UX)

R1040

1-216-065-00 METAL CHIP

4.7K

5%

1/10W

R1042

1-216-295-11 METAL CHIP

0

5%

1/10W

R1045

1-216-123-11 METAL CHIP

1.2M

5%

1/10W

R1046

1-216-295-11 METAL CHIP

0

5%

1/10W

R1047

1-216-295-11 METAL CHIP

0

5%

1/10W

R1048

1-216-295-11 METAL CHIP

0

5%

1/10W

R1049

1-216-295-11 METAL CHIP

0

5%

1/10W

R1101

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R1102

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R1104

1-249-420-11 CARBON

1.8K

5%

1/4W

R1301

1-249-412-11 CARBON

390

5%

1/4W

(E120AE,E220 Series,E280UX)

R1301

1-249-414-11 CARBON

560

5%

1/4W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1303

1-247-804-11 CARBON

75

5%

1/4W

R1309

1-249-415-11 CARBON

680

5%

1/4W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1310

1-249-415-11 CARBON

680

5%

1/4W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1311

1-216-015-11 METAL CHIP

39

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1312

1-216-033-00 METAL CHIP

220

5%

1/10W

R1313

1-216-035-00 METAL CHIP

270

5%

1/10W

(E120AE,E220 Series,E280UX)

R1314

1-216-013-11 METAL CHIP

33

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1341

1-216-295-11 METAL CHIP

0

5%

1/10W

(E280UX)

R1341

1-216-049-11 METAL GLAZE

1K

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1342

1-249-417-11 CARBON

1K

5%

1/4W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1343

1-216-025-00 METAL CHIP

100

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1344

1-216-025-00 METAL CHIP

100

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1345

1-216-065-00 METAL CHIP

4.7K

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1346

1-216-065-00 METAL CHIP

4.7K

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1347

1-216-065-00 METAL CHIP

4.7K

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1348

1-216-065-00 METAL CHIP

4.7K

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1349

1-216-037-00 METAL CHIP

330

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1350

1-216-039-00 METAL CHIP

390

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1352

1-216-295-11 METAL CHIP

0

5%

1/10W

R1404

1-216-061-00 METAL CHIP

3.3K

5%

1/10W

(EXCEPT E120AE,E220 Series)

R1405

1-216-033-00 METAL CHIP

220

5%

1/10W

(EXCEPT E120AE,E220 Series)

R1408

1-216-035-00 METAL CHIP

270

5%

1/10W

(E270CP,VC1,VC2,E280CP,VC1,VC2)

R1409

1-216-295-11 METAL CHIP

0

5%

1/10W

(E120AE,E220 Series)

R1410

1-216-033-00 METAL CHIP

220

5%

1/10W

R2001

1-216-065-00 METAL CHIP

4.7K

5%

1/10W

R2002

1-216-677-11 METAL CHIP

12K

0.5%

1/10W

R2003

1-216-677-11 METAL CHIP

12K

0.5%

1/10W

R2004

1-216-109-00 METAL CHIP

330K

5%

1/10W

R2005

1-216-028-00 METAL CHIP

130

5%

1/10W

R2006

1-216-061-00 METAL CHIP

3.3K

5%

1/10W

R2007

1-216-065-00 METAL CHIP

4.7K

5%

1/10W

R2008

1-216-071-00 METAL CHIP

8.2K

5%

1/10W

R2009

1-216-133-00 METAL CHIP

3.3M

5%

1/10W

R2010

1-216-085-00 METAL CHIP

33K

5%

1/10W

R2011

1-216-073-00 METAL CHIP

10K

5%

1/10W

R2012

1-216-071-00 METAL CHIP

8.2K

5%

1/10W

R2013

1-216-085-00 METAL CHIP

33K

5%

1/10W

R2014

1-216-085-00 METAL CHIP

33K

5%

1/10W

(E280 Series)

R2015

1-216-073-00 METAL CHIP

10K

5%

1/10W

(E280 Series)

R2017

1-216-073-00 METAL CHIP

10K

5%

1/10W

R2021

1-216-083-00 METAL CHIP

27K

5%

1/10W

R2022

1-216-055-00 METAL CHIP

1.8K

5%

1/10W

R2023

1-216-049-11 METAL GLAZE

1K

5%

1/10W

R2024

1-216-017-00 METAL CHIP

47

5%

1/10W

R2025

1-249-381-11 CARBON

1

5%

1/4W

R2026

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R2027

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R2028

1-216-031-00 METAL CHIP

180

5%

1/10W

R2029

1-216-073-00 METAL CHIP

10K

5%

1/10W

R2030

1-216-081-00 METAL CHIP

22K

5%

1/10W

R2031

1-216-295-11 METAL CHIP

0

5%

1/10W

R2331

1-216-051-00 METAL CHIP

1.2K

5%

1/10W

R2332

1-216-059-00 METAL CHIP

2.7K

5%

1/10W

R2340

1-249-411-11 CARBON

330

5%

1/4W

R2341

1-216-067-00 METAL CHIP

5.6K

5%

1/10W

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

–––––––

–––––––

––––––––––

–––––––

–––––––

–––––––

––––––––––

––––––

When indicating parts by reference
number, please include the board.

CP-A

Содержание SLV-E120AE

Страница 1: ...o output pins 1 and 3 J EURO AV2 2nd Scart 21 pin Except SLV E120AE E220 Series Video input pin 20 Audio input pins 2 and 6 Front Line In SLV E280 Series VIDEO IN Phono jack 1 Input signal 0 5 1 5 Vp p 75 ohms unbalanced sync negative AUDIO IN Phone jack 1 Input level 8 dBs 0 dBs 0 755 Vrms Input impedance more than 47 kilohoms General Power requirements 220 240 V AC 50 Hz Power consumption 17 W 5...

Страница 2: ...ustomer 4 Look for parts which though functioning show obvious signs of deterioration Point them out to the customer and recommend their replacement 5 Check the B voltage to see it is at the values specified 1 Check the area of your repair for unsoldered or poorly sol dered connections Check the entire board surface for sol der splashes and bridges 2 Check the interboard wiring to ensure that no w...

Страница 3: ... 1 Board Operation Key Circuit Diagram 4 27 TABLE OF CONTENTS Section Title Page ______ ____ ____ Section Title Page ______ ____ ____ TM 2 Board Circuit Diagram 4 29 A7101 Display FLD Grid Anode Assignment Drawing Table 4 30 TM 9 Board PDC VPS SLV E220VP1 E270 E280 Series 4 31E 5 ADJUSTMENTS 1 Maintaining and Checking the Mechanism 5 1 l 1 Regular Checks and Maintenance Items 5 1 1 1 1 Regular Che...

Страница 4: ...n Adjustment 5 26 4 2 2 Checking the Back Tension Torque Play Mode 5 26 4 3 Tape Path Adjustment 5 27 4 3 1 Adjustment Procedure 5 27 4 3 2 Load Lever Assembly Height Adjustment 5 27 4 3 3 Guide Roller Height Adjustment 5 28 4 3 4 Audio R P Head ACE HEAD Height Adjustment Azimuth Adjustment and Horizontal Position Adjustment 5 29 4 3 5 Checking After Adjustment 5 30E 6 ELECTRICAL ADJUSTMENTS Circu...

Страница 5: ...1 1 SECTION 1 GENERAL This section is extracted from SLV E280UX instruction manual SLV E120AE E220AE UY VP1 VP2 E270CP VC1 VC2 E280CP UX VC1 VC2 ...

Страница 6: ...1 2 ...

Страница 7: ...1 3 ...

Страница 8: ...1 4 ...

Страница 9: ...1 5 ...

Страница 10: ...1 6 ...

Страница 11: ...1 7E ...

Страница 12: ... follows 1 First remove the red screw 3 of the TB 1 PWB spread out lock clamps B and C in the arrow direction slightly and remove TM 1 PWB and TM 2 PWB as shown in Fig 1 1 2 2 Remove the screw 4 at the back of the chassis 3 Remove the red screw 5 in the chassis remove the red screw 6 and remove the holder in this order 4 Remove the two screws 7 and two screws 8 of the mechanism unit The two screws...

Страница 13: ...ssette Tray Chassis Lid Opener Lever Holder Terminal Board B B C C C C C C Tray Lock Lever TM 1 PWB TM 2 PWB Fig 1 1 2 A B Chassis TM 1 PWB TM 2 PWB VP 1 PWB Assembly Mechanism Main Unit Clamps D CP 1 PWB Assembly Fig 1 1 3 ...

Страница 14: ...n Unit Screws 9 CP 1 PWB Assembly Foil side Terminal Board Cassette Compartment TM 1 PWB TM 2 PWB Fig 1 1 4 1 3 INSTALLATION OF THE FRONT PANEL When installing the front panel to the chassis after repaires and adjustments 1 Pressing down the door opener lever of the mechanism main unit 2 Set the cassette door to half opened state as shown in Fig 1 1 5 and install the front panel to the chassis Not...

Страница 15: ...3 1 SECTION 3 DIAGRAMS CIRCUIT BOARDS LOCATION CP 1 PWB Assembly VP 1 PWB Assembly 3 in 1 Tuner Tuner RF Conv TM 1 PWB TM 9 PWB TM 2 PWB SLV E120AE E220AE UY VP1 VP2 E270CP VC1 VC2 E280CP UX VC1 VC2 ...

Страница 16: ...000 4500 5000 Remarks Tape guide ACE head full erase head Tape path Cylinder drum system Cleaner roller assembly Pinch roller Reel table Drive Reel belt system Relay gear Pulley shaft Gear shaft Loading motor Back tension Perform Brake system ance checks FWD REW PLAY torque REV torque The life of parts varies enormously depending on the environment in which the part is used Playback tension torque...

Страница 17: ...J 0009 SP monoscope 7kHz normal 3 Alignment tape VHJ 0007 EP monoscope 4 Alignment tape VHJ 0052 LP monoscope 5 Eccentric screw driver VHJ 0003 Used to adjust the tape path 6 Nut box VHJ 0048 Used to adjust the height of the lever load assembly 7 Torque dial gauge VHJ 0004 Used to measure reel winding torque 8 Cassette torque meter VHJ 0016 Used to measure back tension torque 9 Load lever assembly...

Страница 18: ... Do not place the mechanism upright as shown in Fig 1 3 1 when inserting ejecting the cassette NOTE 2 For NTSC models be sure to connect the VM 1 PWB assembly and CP 1 PWB assembly Mechanism unit CP 1 PWB assembly VM 1 VP 1 PWB assembly Relay cable VHJ 0106 Fig 1 2 2 Fig 2 1 1 2 AN OVERVIEW OF THE MECHANISM 2 1 NAMES OF THE MAIN PARTS 2 1 1 CASSETTE MECHANISM ASSEMBLY Under frame Stand L Release l...

Страница 19: ...soft lever Supply reel assembly Band brake assembly BT spring Tape sensor LED BT lever assembly Tape end sensor Guide roller assembly S incline mounting assembly Full erase head T incline mounting assembly Guide roller assembly Cylinder mounting Fig 2 1 2 Fig 2 1 3 Stator Rotor T load gear S load gear Crescent mounting T load lever assembly S load lever assembly BT spring lever assembly MC 1 PWB a...

Страница 20: ... T mounting incline assembly pressure begins S T mounting incline assembly pressure ends REVIEW 1 IDLER pos 2 Pinch roller OFF STILL SLOW 3 PLAY STOP 5 BRAKE pos 4 FF REW 6 CASSETTE OUT EJECT IN REW SHORT REW INITIAL POWER OFF The principal mode switching states of the mechanism Mechanism mode HEX DATA When loading is carried out starting at the CASSETTE IN position REVIEW STILL SLOW REC PAUSE REC...

Страница 21: ...fore performing repairs For details refer to the separate service manual for the respective models 6 FF REW 4 BRAKE 5 PLAY STOP 3 STILL SLOW 2 IDLER 1 REVIEW 7 INITIAL POWER OFF E EJECT Crescent slide Crescent mounting The edge of the crescent mounting is the reference line Fig 2 2 2 S Strength W Weakness T brake assembly OFF OFF ON ON ON OFF OFF OFF OFF ON ON OFF S brake assembly OFF OFF OFF OFF ...

Страница 22: ...rotation of the loading motor before beginning front unloading Rotate the capstan motor with your hand wind the slacked part of the tape and rotate the loading motor in the EJECT direction again NOTE 1 When carrying out front loading release the lock by pressing down the tray lock lever 8 and the lid opener lever 9 of the cassette mechanism assembly shown in Fig 3 2 2 in the direction of the arrow...

Страница 23: ...ner lever 8 Tray lock lever 7 Tray Fig 3 2 2 3 3 CASSETTE DRIVE MECHANISM 3 3 1 CASSETTE MECHANISM ASSEMBLY See Figs 3 3 1 and 3 3 2 1 Put the VCR into EJECT mode 2 Remove the two screws 1 3 Lift up the back of the cassette mechanism assembly 2 slightly and remove the two hooks 3 on the front ASSEMBLY NOTES 1 The cassette mechanism assembly and the mechanism chassis should both be fitted in EJECT ...

Страница 24: ...sembly referring to section 3 1 2 Remove the two clamps 1 and take out the under frame 2 pulling it towards you 3 Press down the tray lock lever 3 and the lid opener lever 4 and loosen the tray 5 lifting it away from you In this state press the clamp 6 and remove the door opener lever 7 4 Remove the two clamps 8 and take out the stand L 9 Be careful not to exert too much force on the clamps 8 as t...

Страница 25: ... to section 3 3 1 and align the start rack gear with the pinion gear 6 Clamp 1 Special screw 4 Spring 7 Start rack gear apply grease to inside of groove 5 Front rack gear apply grease to inside of groove 3 Shaft 2 Front rack gear assembly Fig 3 3 5 8 Positioning mark 5 Front rack gear 0 Positioning mark 9 Main cam Flg 3 3 6 3 4 CLEANER ROLLER ASSEMBLY See Fig 3 4 1 1 Remove the clamp 1 and take ou...

Страница 26: ... holes 4 Upper cylinder assembly upper drum 6 Lower cylinder assembly lower drum Fig 3 5 2 ASSEMBLY NOTES 1 When carrying out assembly the CH 1 head on the upper cylinder assembly upper drum 4 and the lower cylinder assembly lower drum 6 must be aligned The CH 1 head on the upper cylinder assembly 4 bears a code 7 such as 2N2S V 2N4N or 4H6N as shown in Fig 3 5 3 The CH 1 on the lower cylinder ass...

Страница 27: ...hing position adjustment of the servo circuit 3 Screws 4 Rotor 9 Long hole used for alignment when fitting the rotor Triangular mark 5 Screws 6 Stator 8 Spacer 1 Screws 2 Cylinder earth assembly Dowels Holes 0 Hole Use for alignment when fitting the rotor Fig 3 5 5 3 5 3 CYLINDER ASSEMBLY See Fig 3 5 6 1 Refer to sections 3 5 3 and remove the cylinder unit the rotor and the stator 2 Remove the thr...

Страница 28: ...eaner roller assembly has snapped into the mounting of the audio R P head assembly ACE head 2 3 After assembly clean the surface of the head with a soft cloth or chamois 4 After assembly refer to section 4 3 and adjust the head height the azimuth and the tracking X position 1 Screws 2 Audio R P head assembly ACE head 3 Hole 5 Clamp 4 Pin Fig 3 6 1 3 6 2 FULL ERASE HEAD See Fig 3 6 2 1 Unplug the c...

Страница 29: ...d in the CP 1 PWB assembly 2 When fitting the thre screws 5 use the torque gauge screwdriver VHJ 0014 Give the screws a tightening torque of 3 5 kg cm 3 After assembly clean the capstan shaft with a soft cloth or chamois 5 Screws 6 Capstan motor 4 Connector 1 Harness mounting 2 Screws 3 Reel belt Capstan shaft Fig 3 7 1 3 7 2 CAPSTAN BRAKE ASSEMBLY See Fig 3 7 2 1 Remove the spring 1 2 Remove the ...

Страница 30: ...rity of the lead wires 2 the orange wire is the positive terminal and the gray wire is the nega tive terminal After soldering the lead wires 2 adjust them so that they do not touch the friction gear assem bly 5 Worm gear assembly 6 Clamps 1 Loading motor assembly 2 Lead wires 3 Clamp 4 Damper Gray negative Orange positive Apply grease Fig 3 8 1 3 9 PINCH ROLLER PRESSURE MECHANISM 3 9 1 PINCH ROLLE...

Страница 31: ...over the top cam D of the pinch cam gear 6 2 Check that the positioning mark 0 on the mode switch 9 is aligned with the arrow on the MC 1 PWB assembly as shown in Fig 3 9 3 Then align the triangular mark on the pinch cam gear 6 with the arrow on the MC 1 PWB assembly After that align the round hole on the pinch lift cam 5 with the indentation on the pinch cam gear 6 If you have carried out the abo...

Страница 32: ...0 Shaft 9 Shaft A Stopper Cam groove Fig A Fig 3 10 1 3 11 BT LEVER ASSEMBLY See Fig 3 11 1 1 Refer to section 3 2 and remove the mechanism unit 2 Refer to section 3 3 1 and remove the cassette mecha nism assembly 3 Remove the BT spring 1 4 Remove the clamp 2 on the underside of the mecha nism chassis then remove the BT lever assembly 3 5 Remove the clamp 5 on the band brake assembly 4 Then as sho...

Страница 33: ... nism assembly 2 Refer to section 3 12 1 and remove the reel pulley 3 Remove the two screws 1 then remove the clutch mounting assembly 2 ASSEMBLY NOTES 1 Align the two holes 3 with the shafts 4 and 5 Be careful not to press part A of the clutch mounting assembly 2 against the band brake assembly 2 After assembly make sure that the clamp on the clutch change lever has snapped into the chassis 1 Scr...

Страница 34: ... 12 4 3 13 BRAKES 3 13 1 S BRAKE ASSEMBLY T BRAKE ASSEM BLY T BRAKE ACT SLIDE See Fig 3 13 1 1 Refer to section 3 3 1 and remove the cassette mecha nism assembly 2 Remove the two clamps 1 then remove the T brake act slide 2 Note You can remove the S brake assem bly 7 and the T brake assembly 5 without removing the T brake act slide 2 3 Remove the brake spring 3 4 Remove the two clamps 4 simultaneo...

Страница 35: ...rake control lever 8 Clamp 5 Clamp 0 Shaft Shaft Hole 4 Clamp Hole 1 Clamp 2 Wheel gear 1 3 Clutch change spring 9 Brake act lever assembly 7 Brake return spring Cam groove Fig 3 13 2 3 13 3 S BRAKE ACT SLIDE AND BT SPRING LEVER ASSEMBLY See Figs 3 13 3 and 3 13 4 1 Refer to section 3 16 and remove the crescent slide 2 Refer to section 3 12 1 and remove the friction gear assembly 3 Slide the S bra...

Страница 36: ...ding is completed 5 Shift the S incline mounting assembly 1 slightly in the direction of the arrow A then remove it from the S load lever assembly 2 6 Shift the T incline mounting assembly 3 slightly in the direction of the arrow B then remove it from the T load lever assembly 4 ASSEMBLY NOTES 1 Apply grease VHJ 0100 to the rail top underside and sides on the mechanism chassis 2 When fitting the S...

Страница 37: ...t B refer to section 3 9 2 and check the positioning of the mode switch the pinch cam gear and the pinch lift cam 3 Beforehand remove the soldering from the soldered part of the MC 1 PWB assembly in order to prevent the mode switch 6 being warped Solder the mode switch 6 after tightening the screw 5 See Fig 3 15 1 4 Align the hole in the crescent slide with the hole in the mechanism chassis as sho...

Страница 38: ... in Fig 3 16 1 and to the crescent slide 3 shown in Fig 3 16 2 2 Before fitting the crescent slide 3 refer to section 3 13 3 and align the arrow on the S brake act slide with the arrow on the mechanism chassis Then refer to Fig 3 17 3 and check that the S load gear and the T load gear have completed tape unloading 3 When assembling the parts raise the right side of the crescent slide 3 slightly an...

Страница 39: ... NOTES 1 Apply grease VHJ 0100 to the shafts 8 9 and parts A shown in Fig 3 17 1 Then apply grease VHJ 0100 to the parts shown in Fig 3 17 2 2 When fitting the S load gear 2 and the T load gear 5 align them in the tape loaded state as shown in Fig A in Fig 3 17 3 Again after completing tape unloading on these gears check that they are positioned as shown in Fig B in Fig 3 17 3 then refer to sectio...

Страница 40: ...SENSOR See Fig 3 18 2 1 Refer to sections 3 12 2 and 3 12 4 then remove the clutch mounting assembly the T soft brake assembly and the take up reel assembly 2 Refer to section 3 13 2 then remove the wheel gear 2 the wheel gear 1 and the brake control lever 3 Remove the soldering from the MC 1 PWB assembly then remove the photo diode reel sensor 1 ASSEMBLY NOTES 1 When assembling the parts align th...

Страница 41: ...l sensor does not respond 3 After switching to FF mode wait for at least 10 seconds and then measure the torque value of the reel table on the take up side It should be at least 600g cm lock torque 4 After switching to PLAY mode wait for at least 10 seconds and then measure the torque value of the reel table on the take up side It should be between 80 and 140g cm lock torque Torque dial gauge VHJ ...

Страница 42: ... envelope waveform test point and bring the CH 2 probe into contact with the switching pulse SW P test point While adjusting the tape path set the trigger at the low side of the switching pulse SW P in order to observe the output waveform on the CH 1 side of the video head NOTE The contact point for the oscilloscope varies from one model to another so to find the correct point for your model refer...

Страница 43: ...n that when you tighten the S guide roller the wrapper waveform does not disappear but sinks into the flat part as shown in Fig 4 3 4 d If this happens the status shown in Fig 4 3 4 c is normal so loosen the S guide roller then tighten it again until the envelope waveform is as shown in Fig 4 3 4 c 2 Check that at the tracking centre the output of the front half of the envelope waveform is not les...

Страница 44: ...ent See Fig 4 3 6 1 Play the alignment tape NTSC VHJ 0006 PAL VHJ 0009 2 Press the tracking buttons channel and channel simultaneously and set the tracking to the centre 3 Using an oscilloscope observe the waveform of the video head output 4 Loosen the two fixed screws on the audio R P head ACE head by between 20 and 30 anticlockwise 5 Using a slotted screwdriver adjust the position of the audio R...

Страница 45: ...veform amplitude is at its maximum 3 Check that the envelope waveform is activated immedi ately when you switch from PLAY to R SEARCH or from R SEARCH to PLAY Check that there is no slack in the tape next to the pinch roller 4 Check that the envelope waveform is activated immedi ately when you switch to PLAY from FF REW F SEARCH R SEARCH or STOP mode Check that there is no slack in the tape next t...

Страница 46: ...ECTION 6 ELECTRICAL ADJUSTMENTS CIRCUIT BOARDS LOCATION CP 1 PWB Assembly VP 1 PWB Assembly 3 in 1 Tuner Tuner RF Conv TM 1 PWB TM 9 PWB TM 2 PWB SLV E120AE E220AE UY VP1 VP2 E270CP VC1 VC2 E280CP UX VC1 VC2 ...

Страница 47: ...y panel Self Diagnosis number Reception channel display Mechanism mode number Tape counter Seconds display No Problem Main Possible Cause Mechanism Operations and State After Occurrence 00 There is no abnormality in the mechanism The cylinder motor does not rotate The cylinder motor is faulty Shifts to the STOP mode 01 The control of the cylinder motor is faulty The tape winds around the cylinder ...

Страница 48: ...The mechanism becomes 1 REVIEW The mechanism mode switch The power is forcibly turned off with 08 while moving from 2 IDLER contact is faulty the mechanism at its current position 3 STILL 4 BRAKE and to 5 STOP The mechanism becomes 7 INITIAL The mechanism mode switch Carries out tape take up operations 09 while moving from 1 REVIEW contact is faulty shifts to the INITIAL mode 2 IDLER 3 STILL 4 BRA...

Страница 49: ...inish ready to operate the all operating mode 2 1 SERVO CIRCUIT ADJUSTMENT These adjustments should be done upon completion of the tape transport adjustments If the tape transport adjustments except the tilt adjustment are done after these adjustments follow the procedures again in section 2 1 3 switching position adj When a cassette tape is loaded auto tracking will be set immediately after start...

Страница 50: ...alue VR351 SW P 6 5 H 0 5 H 1 After ejecting the cassette tape load the alignment tape 2 Within two seconds after the playback screen is displayed press the remote control tracking buttons 4 once and cheak that the ATR display goes off 3 Press the remote control tracking button once and set the tracking to the center Note Do not press the tracking buttons 4 and continuosly 4 Adjust VR351 SW P so t...

Страница 51: ...model RELAY JIG Connect the flat cable end from the cylinder assembly to the VP 1 PWB assembly using the relay jig to provide simple repairing of the VP 1 PWB assembly as shown in Fig 2 2 3 Further when adjusting the VP 1 PWB assem bly be sure to make contact an end of shield case with bracket of the VP 1 PWB assembly to maintain the shield effect If the VP 1 PWB assembly does not contact there is...

Страница 52: ...tor TV to the VHF UHF antenna output terminal 2 Connect the VHF or UHF antenna to the VHF UHF antenna input terminal 3 Receive the middle electrical field 70 dBµ 90 dBµ of the VHF or UHF channel and slowly turn the VR RF AGC from the point where snow noise is present to the point where it just disappears from the monitor TV 4 Confirm by monitor TV that there is no beat and saturation S N is best p...

Страница 53: ...are seldom required for routine service Some delay should be anticipated when ordering these items r The mechanical parts with no reference number in the exploded views are not supplied r Hardware mark list and accessories and pack ing materials are given in the last of this parts list SLV E120AE E220AE UX VP1 VP2 E270CP VC1 VC2 E280CP UX VC1 VC2 1 1 2 3 3 3 3 3 3 3 1 2 3 4 4 5 6 7 8 9 10 11 12 12...

Страница 54: ...2 10 3 974 755 01 BRACKET TERMINAL E270 Series E280CP VC1 VC2 10 3 975 127 01 BRACKET TERMINAL E280UX 11 3 979 904 01 BUTTON PAUSE 12 3 740 382 01 BTS B S 4X12 13 3 963 652 01 COVER TOP 14 3 963 641 01 HOLDER AC INLET 15 A 6796 533 A TM 2 BOARD COMPLETE E280 Series 15 A 6796 541 A TM 2 BOARD COMPLETE E220 E270 Series 15 A 6796 633 A TM 2 BOARD COMPLETE E120AE 16 3 942 661 01 STAND FELT 17 3 974 74...

Страница 55: ...1 62 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 78 79 101 102 102 103 103 104 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 80 80 81 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 not supplied not supplied ...

Страница 56: ... 84 3 961 008 01 SLIDE T ACT BRAKE 85 3 966 763 01 SCREW 2 6X12 Ref No Part No Description Remark Ref No Part No Description Remark 86 A 6779 797 A HEAD ASSY R P ACE 87 3 961 015 01 SPRING CAPSTAN BRAKE 88 3 961 014 01 BRAKE ASSY CAPSTAN 89 3 961 024 01 LEVER ASSY PINCH ROLLER 90 3 961 026 01 SPRING PINCH ROLLER 91 3 973 490 01 MOUNT LIFT PINCH 92 3 961 027 01 CAM LIFT PINCH 93 3 961 030 01 SCREW ...

Страница 57: ...1 698 579 11 MOTOR CAPSTAN DC 3W E270 E280 Series 169 1 698 590 11 MOTOR CAPSTAN DC 3W E120AE E220 Series 170 A 6796 534 A MC 1 BOARD COMPLETE 171 3 960 925 01 SCREW 2 6X4 SPECIAL 172 3 963 796 01 MOUNT CRESCENT 173 3 963 795 01 SLIDE CRESCENT 174 A 6779 673 A GEAR ASSY T ROAD BOARD COMPLETE 175 3 960 998 01 GEAR T ROAD 176 3 961 035 01 SPRING T ROAD 177 3 970 882 01 LEVER ASSY T ROAD 178 3 970 87...

Страница 58: ...uF 20 50V C1021 1 161 059 00 CERAMIC 0 047uF 10 50V C1022 1 126 301 11 ELECT 1uF 20 50V C1023 1 161 059 00 CERAMIC 0 047uF 10 50V C1024 1 161 772 11 CERAMIC 0 1uF 10 25V C1025 1 102 129 00 CERAMIC 10000PF 10 50V C1026 1 126 301 11 ELECT 1uF 20 50V C1027 1 161 055 00 CERAMIC 0 022uF 10 50V C1028 1 126 301 11 ELECT 1uF 20 50V C1029 1 126 154 11 ELECT 47uF 20 6 3V C1030 1 164 004 11 CERAMIC CHIP 0 1u...

Страница 59: ...2372 1 161 048 00 CERAMIC 0 0056uF 10 50V C2373 1 124 259 11 ELECT 4 7uF 20 50V E270 E280 Series C3001 1 162 207 11 CERAMIC 22PF 5 50V C3002 1 102 953 00 CERAMIC 18PF 5 50V C3004 1 102 129 00 CERAMIC 10000PF 10 50V C3005 1 102 129 00 CERAMIC 10000PF 10 50V C3008 1 124 234 00 ELECT 22uF 20 16V C3009 1 102 129 00 CERAMIC 10000PF 10 50V C3011 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C3012 1 102 129 00 ...

Страница 60: ...S133T 77 E120AE E220 Series D1003 8 719 991 33 DIODE 1SS133T 77 D1301 8 719 991 33 DIODE 1SS133T 77 D1302 8 719 991 33 DIODE 1SS133T 77 D1303 8 719 991 33 DIODE 1SS133T 77 E270CP VC1 VC2 E280CP VC1 VC2 D1304 8 719 991 33 DIODE 1SS133T 77 E270CP VC1 VC2 E280CP VC1 VC2 D1341 8 719 991 33 DIODE 1SS133T 77 E120AE E220 Series E280UX D1342 8 719 991 33 DIODE 1SS133T 77 E120AE E220 Series E280UX D1343 8 ...

Страница 61: ...8A 50V PR512 1 801 567 11 PROTECTOR 1 25A 125V TRANSISTOR Q1002 8 729 931 02 TRANSISTOR 2SC2413KQ Q1003 8 729 901 01 TRANSISTOR DTC144EK Q1004 8 729 216 22 TRANSISTOR 2SA1162 Q1005 8 729 920 74 TRANSISTOR 2SC2412K QR Q1101 8 729 216 22 TRANSISTOR 2SA1162 Q1102 8 729 920 74 TRANSISTOR 2SC2412K QR Q1301 8 729 119 76 TRANSISTOR 2SA1175 HFE Q1303 8 729 119 76 TRANSISTOR 2SA1175 HFE E270CP VC1 VC2 E280...

Страница 62: ... 025 00 METAL CHIP 100 5 1 10W E270CP VC1 VC2 E280CP VC1 VC2 R1345 1 216 065 00 METAL CHIP 4 7K 5 1 10W E270CP VC1 VC2 E280CP VC1 VC2 R1346 1 216 065 00 METAL CHIP 4 7K 5 1 10W E270CP VC1 VC2 E280CP VC1 VC2 R1347 1 216 065 00 METAL CHIP 4 7K 5 1 10W E270CP VC1 VC2 E280CP VC1 VC2 R1348 1 216 065 00 METAL CHIP 4 7K 5 1 10W E270CP VC1 VC2 E280CP VC1 VC2 R1349 1 216 037 00 METAL CHIP 330 5 1 10W E270C...

Страница 63: ...TAL CHIP 18K 5 1 10W R3023 1 216 049 11 METAL GLAZE 1K 5 1 10W R3024 1 216 049 11 METAL GLAZE 1K 5 1 10W R3025 1 216 049 11 METAL GLAZE 1K 5 1 10W R3026 1 216 049 11 METAL GLAZE 1K 5 1 10W R3030 1 216 083 00 METAL CHIP 27K 5 1 10W R3031 1 216 073 00 METAL CHIP 10K 5 1 10W R3032 1 249 435 11 CARBON 33K 5 1 4W R3036 1 249 421 11 CARBON 2 2K 5 1 4W R3037 1 216 083 00 METAL CHIP 27K 5 1 10W E220UY E28...

Страница 64: ...ARBON 560 5 1 4W R5104 1 249 423 11 CARBON 3 3K 5 1 4W R5105 1 249 409 11 CARBON 220 5 1 4W R5106 1 249 413 11 CARBON 470 5 1 4W R5108 1 216 055 00 METAL CHIP 1 8K 5 1 10W R5109 1 249 423 11 CARBON 3 3K 5 1 4W R5110 1 212 867 00 FUSIBLE 27 5 1 4W R5111 1 249 442 11 CARBON 510 5 1 4W R5112 1 216 063 00 METAL CHIP 3 9K 5 1 10W R5114 1 249 401 11 CARBON 47 5 1 4W R5120 1 249 668 11 CARBON 8 2 5 1 4W ...

Страница 65: ...OWER D7202 8 719 301 58 LED SEL2910D D POWER RESISTOR R7201 1 249 408 11 CARBON 180 5 1 4W R7202 1 249 408 11 CARBON 180 5 1 4W R7221 1 247 804 11 CARBON 75 5 1 4W E280 Series R7222 1 249 417 11 CARBON 1K 5 1 4W E280 Series SWITCH S7201 1 762 303 11 SWITCH PUSH 1P 1T POWER S7202 1 762 303 11 SWITCH PUSH 1P 1T EJECT A 6796 530 A TM 9 BOARD COMPLETE E220VP1 VP2 E270VC1 VC2 E280UX VC1 VC2 CAPACITOR C...

Страница 66: ...ER STANDARD RMT V207C E220VP1 VP2 1 475 038 51 COMMANDER STANDARD RMT V207D E220AE 1 475 038 61 COMMANDER STANDARD RMT V207E E220UY 1 475 039 21 COMMANDER STANDARD RMT V207G E120AE 1 475 040 11 COMMANDER STANDARD RMT V207H E270 Seris 1 590 866 11 CORD POWER EXCEPT E220UY E280UX 1 590 866 12 CORD POWER E220UY E280UX 3 709 128 00 COVER BATTERY 3 749 104 01 CABLE ANT PAL E270VC1 VC2 E280 Series 3 858...

Страница 67: ...ANUAL INSTRUCTION E270 Swedish E270VC2 3 860 123 11 MANUAL INSTRUCTION E270 Finnish E270VC2 3 974 753 01 CUSHION FRONT 3 974 754 01 CUSHION BACK 3 975 632 01 INDIVIDUAL CARTON E280UX 3 975 634 01 INDIVIDUAL CARTON E220AE VP1 VP2 3 975 729 01 INDIVIDUAL CARTON E280CP VC1 VC2 3 975 931 01 INDIVIDUAL CARTON E270CP VC1 VC2 3 976 016 01 INDIVIDUAL CARTON E220UY 3 976 144 01 INDIVIDUAL CARTON E120AE HAR...

Страница 68: ...8 11 ...

Страница 69: ...1 637 11 Sony Corporation Home A V Products Company 97D0259 1 Printed in Japan 1997 4 Published by Service and Safety Engineering Dept Osaki East 120 SLV E120AE E220AE UY VP1 VP2 E270CP VC1 VC2 E280CP UX VC1 VC2 ...

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