7-4. BASE UNIT SECTION (MBU-5A)

252 265

264

266

HR901

#5

271

#4

263

 

267

 

#4

268

270

 

272

 

 

 

#4

 

not supplied

 

269

 

262

 

 

 

261

255

 

 

#4

not supplied

 

#6

256

 

 

 

 

 

259

M101

S102

#5

260

 

258

 

 

 

 

#4

 

 

 

254

257

#4

252

253

M102

251

252

The components identified by mark !or dotted line with mark !are critical for safety. Replace only with part number specified.

Ref. No.

Part No.

Description

Remark

*251 A-4699-893-A BD BOARD, COMPLETE

2523-372-761-01 SCREW (M1.7), TAPPING

*253 4-996-267-01 BASE (BU-D)

*254 4-996-255-01 BASE (BU-C)

2554-900-590-01 SCREW, PRECISION SMALL

2564-996-258-01 SPRING, COMPRESSION

2574-996-262-01 GEAR (SL-C)

*258 1-667-954-11 FLEXIBLE BOARD

*259 4-996-253-12 BASE (BU-A)

!260

8-583-028-02 OPTICAL PICK-UP KMS-260A/J1NP

*261 4-996-252-01 CHASSIS, BU

*262 4-996-254-01 BASE (BU-B)

263 4-967-688-11 MAGNET, ABSORPTION

264 4-996-260-01 GEAR (SL-A)

Ref. No.

Part No.

Description

Remark

2654-996-261-01 GEAR (SL-B)

2664-996-264-01 SPRING (SHAFT), LEAF

2674-996-265-01 SHAFT, MAIN

2684-996-256-11 SL (BASE)

2694-996-257-01 RACK (SL)

2704-996-263-01 SPRING (CLV), TORSION

2714-988-560-01 SCREW (+P 1.7X6)

2724-211-036-01 SCREW (1.7X2.5), +PWH

HR901

1-500-502-11

HEAD, OVER LIGHT

M101

A-4672-475-A

MOTOR ASSY, SPINDLE

M102

A-4672-474-A

MOTOR ASSY, SLED

S102

1-762-148-21

SWITCH, PUSH (2 KEY)

– 70 –

Page 56
Image 56
Sony MDS-SD1 service manual Base Unit Section MBU-5A, HEAD, Over Light, Motor ASSY, Sled