Sony MDS-JB730 Service Manual ▷ View online
– 65 –
(1)
CHASSIS SECTION
SECTION 7
EXPLODED VIEWS
The components identified by
mark
mark
! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
specified.
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Hardware (# mark) list and accessories and
packing materials are given in the last of the
electrical parts list.
electrical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
1-783-138-11 WIRE (FLAT TYPE) (19 CORE)
* 2
3-644-407-00 CLIP, AC WIRE E
3
3-704-515-21 SCREW (BV/RING)
4
1-783-139-11 WIRE (FLAT TYPE) (21 CORE)
5
4-210-291-01 SCREW (CASE 3 TP2) (AEP)
5
4-210-082-01 SCREW (CASE) (UK)
6
4-999-839-01 SCREW (+BVTTWH M3), STEP
7
1-783-140-11 WIRE (FLAT TYPE) (23 CORE)
8
1-569-972-21 SOCKET, SHORT 2P
9
4-966-267-11 BUSHING (FBS001), CORD
! 10
1-751-275-11 CORD, POWER (AEP)
! 10
1-696-586-21 CORD, POWER (UK)
11
4-218-445-01 PANEL, BACK
12
A-4724-660-A MAIN BOARD, COMPLETE
13
X-4949-523-1 FOOT ASSY (F50180S)
14
1-500-051-11 BEAD, FERRITE (WITH CASE)
15
1-675-018-11 SEIKEI 1 BOARD
16
4-997-138-02 CASE (4095269)
17
3-655-653-21 BAND (TAITON), BINDING
CN997
1-569-499-11 PIN, CONNECTOR 3P
! TR901
1-433-886-11 TRANSFORMER, POWER
10
5
5
5
6
4
5
2
12
15
1
13
13
14
17
3
6
7
16
3
3
3
10
9
8
11
3
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
MDM-5D
TR901
#2
#2
not supplied
not
supplied
supplied
CN997
Front panel section
AEP
UK
A
A
#1
#1
#1
#1
#1
– 66 –
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
(2)
FRONT PANEL SECTION
51
4-998-590-82 PANEL, FRONT
52
4-942-568-41 EMBLEM (NO.5), SONY
53
4-998-607-01 INDICATOR (POWER)
54
4-950-189-01 KNOB (A) (VOL)
55
4-998-598-01 WINDOW (DISPLAY)
56
A-4672-565-A KNOB (AMS) ASSY
57
4-951-620-01 SCREW (2.6X8), +BVTP
58
3-704-515-21 SCREW (BV/RING)
59
1-673-504-11 HP BOARD
60
4-998-592-01 BUTTON (POWER)
61
X-4951-538-1 BUTTON (B7) ASSY
62
4-218-444-01 BUTTON (BASE-7)
63
4-996-690-13 LID (CARTRIDGE)
64
4-976-593-11 SPRING (LID), TORSION
65
4-998-593-01 BUTTON (EDIT)
66
1-673-505-11 VOL BOARD
67
4-998-595-01 KNOB (SLIDE)
68
A-4724-657-A PSW BOARD, COMPLETE
69
A-4724-656-A DISP BOARD, COMPLETE
70
4-998-594-01 BUTTON (EJECT)
71
4-996-689-21 BUTTON (MAIN)
72
3-354-981-01 SPRING (SUS), RING
73
X-4951-290-1 BASE ASSY, PANEL
61
54
58
65
69
63
67
67
62
58
71
66
70
72
68
64
supplied with RV790
supplied with J790
not supplied
not
supplied
supplied
59
58
57
57
58
58
58
56
55
53
52
51
73
60
supplied with
RV760
RV760
– 67 –
(3)
MECHANISM SECTION
(MDM-5D)
(MDM-5D)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
215
4-996-227-01 LEVER (HEAD)
216
4-996-229-01 SPRING (HEAD LEVER), TORSION
217
4-996-212-01 LEVER (LIMITTER)
218
4-996-213-01 SPRING (LIMITTER), TORSION
219
4-996-214-01 SPRING (SLIDER), TENSION
220
4-996-216-01 SPRING (HOLDER), TENSION
221
4-210-396-01 SPRING (LOCK), TENSION
222
X-4949-246-1 SLIDER ASSY
* 223
X-4949-245-7 HOLDER ASSY
* 224
4-996-211-01 SLIDER (CAM)
225
4-998-763-01 SPRING (SHUTTER), LEAF
226
A-4680-118-I HOLDER COMPLETE ASSY
M103
X-4949-264-1 MOTOR ASSY, LOADING
* 201
1-668-111-11 SW BOARD
* 202
4-996-217-01 CHASSIS
203
4-996-223-01 INSULATOR (F) (BLACK)
* 204
4-996-218-01 BRACKET (GUIDE R)
205
4-996-277-01 SPRING (O/C), TENSION
206
4-996-226-01 LEVER (O/C)
207
4-999-347-01 INSULATOR (R) (GREEN)
* 208
4-996-225-01 BRACKET (GUIDE L)
209
4-988-466-21 SPRING (ELECTROSTATIC), LEAF
210
4-996-219-01 GEAR (CAM GEAR)
211
4-996-220-01 GEAR (A)
212
4-996-221-01 GEAR (B)
213
4-933-134-01 SCREW (+PTPWH M2.6X6)
214
4-996-224-01 SCREW (1.7X3), +PWH
#7
M103
#7
#7
#7
not supplied
#6
MBU-5D
201
202
203
203
204
205
206
226
207
207
208
209
210
211
212
213
213
214
215
216
217
218
219
220
221
222
223
225
224
– 68 –
(4)
BASE UNIT SECTION
(MBU-5D)
(MBU-5D)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
251
A-4724-637-A BD BOARD, COMPLETE
252
3-372-761-01 SCREW (M1.7), TAPPING
* 253
4-996-267-01 BASE (BU-D)
* 254
4-996-255-01 BASE (BU-C)
255
4-900-590-01 SCREW, PRECISION SMALL
256
4-996-258-01 SPRING, COMPRESSION
257
4-996-262-01 GEAR (SL-C)
258
1-667-954-11 FLEXIBLE BOARD
* 259
4-210-664-01 BASE (BU-A)
! 260
A-4672-541-A OPTICAL PICK-UP KMS-260B/J1RP
* 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)
265
4-996-261-01 GEAR (SL-B)
266
4-996-264-01 SPRING (SHAFT), LEAF
267
4-996-265-01 SHAFT, MAIN
268
4-996-256-01 SL (BASE)
269
4-996-257-01 RACK (SL)
270
4-996-263-01 SPRING (CLV), TORSION
271
4-988-560-01 SCREW (+P 1.7X6)
272
4-211-036-01 SCREW (1.7X2.5), +PWH
HR901
1-500-502-11 HEAD, OVER WRITE
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)
(REFLECT DET, PROTECT DET)
not supplied
not supplied
#3
#3
HR901
#3
#3
#3
#3
#3
#4
#4
#5
not supplied
251
252
252
253
254
S102
M101
252
257
258
259
260
261
262
263
272
270
264
265
266
267
268
269
256
255
271
M102
The components identified by
mark
mark
! or dotted line with
mark
! are critical for safety.
Replace only with part num-
ber specified.
ber specified.
Click on the first or last page to see other MDS-JB730 service manuals if exist.