background image

Service Manual

FILE NO.

REFERENCE No. 

SM

5810611

PRODUCT CODE No.
164 128 02 250F(BL)/XE
164 128 13 250F(WH)/XE
164 128 01 250F/UK

CD Portable Radio

Cassette Recorder

MCD-ZX250F(BL)

                                       (XE)

MCD-ZX250F(WH)

                                       (XE)

MCD-ZX250F

   (UK)

CONTENTS

Laser beam safety precaution .......................................... 1

IC Block Diagram & Description ....................................... 1,9

Tuner Adjustments ........................................................... 2

Wiring  Connection ........................................................... 3

Exploded View (Cabinet & Chassis) ................................ 4

Parts List .......................................................................... 6

Schematic Diagram .......................................................... 11

Wiring  Diagram ............................................................... 16

Block Diagram .................................................................. rear

Summary of Contents for MCD-ZX250F

Page 1: ...28 01 250F UK CD Portable Radio Cassette Recorder MCD ZX250F BL XE MCD ZX250F WH XE MCD ZX250F UK CONTENTS Laser beam safety precaution 1 IC Block Diagram Description 1 9 Tuner Adjustments 2 Wiring Connection 3 Exploded View Cabinet Chassis 4 Parts List 6 Schematic Diagram 11 Wiring Diagram 16 Block Diagram rear ...

Page 2: ...PPLAD STRÅLEN ÄR FARLIG VORSICHT UNSICHTBARE LASERSTRAHLUNG TRITT A U S W E N N D E C K E L G EÖ F F N E T U N D E N N SICHERHEITSVERRIEGELUNG ÜBERBRÜCKT IST NICHT DEM STRAHL AUSSETZEN VARO Avattaessa ja suojalukitus ohitettaessa olet alttiina näkymättömälle lasersäteilylle Älä katso säteeseen CLASS 1 LASER PRODUCT LUOKAN 1 LASERLAITE KLASS 1 LASERAPPARAT IC BLOCK DIAGRAM DESCRIPTION IC201 BA3308 ...

Page 3: ...d C3 4 Connect AM SG to Connect VTVM to 600 KHz 600 KHz MW ANT 5 test loop speaker terminals 1400 KHz 1400 KHz C4 b FM Adjustment Band switch FM FM Dummy antenna 75 ohms unbalance Adjusting Connection position of VTVM Circuit Input Output tuning dial Oscilloscope Connect sweep Connect VTVM to 1 IF generator to IC101 generator to 19 PIN 10 7MHz Low T104 andT102 IC101 22 pin E IC101 H and C112 E 2 T...

Page 4: ... 3 WIRING CONNECTION This is a basic wiring connection ...

Page 5: ... 12 64 64 63 63 62 62 61 61 73 73 72 72 71 71 51 51 50 50 49 49 47 47 48 48 46 46 43 43 40 40 42 42 41 41 39 39 38 38 37 37 36 36 35 35 34 34 28 28 28 28 28 28 31 31 28 28 30 30 29 29 33 33 32 32 25 25 24 24 23 23 22 22 21 21 20 20 19 19 18 18 17 17 16 16 15 15 14 14 13 13 65 65 11 11 6 6 5 5 4 4 3 3 2 2 1 1 Y2 Y2 45 45 44 44 Y14 Y14 26 26 27 27 Y6 Y6 74 74 Not available as service parts ...

Page 6: ...45 069 6824 SCREW 2X6 LEAF SWITCH Y10 645 033 0247 SCR 2 6X8 CD DOOR GEAR Y11 645 023 6594 SCREW ST 3X8 MAIN PCB PB Y12 645 027 1144 SCR 2 8X12 AC SKT COVER TO AC SKT SST Y14 645 027 1182 SCR 3X20 POWER TRANSFORMER SST Y15 645 023 6594 SCREW ST 3X8 RECTIFER BOARD PB ELECTRICAL PARTS REF NO PART NO DESCRIPTION 47 645 070 9043 ROD ANTENNA 61 645 069 6657 LEAF SWITCH CD LID SW LS 053 02 62 645 071 47...

Page 7: ... CONTACT PIN FM ANT 1MM 645 061 9946 1P HSG FM ANT 645 042 0337 HEAT SINK FOR MAIN BD IC301 41X22X0 4MM 645 069 6404 ASSY BAR ANT POWER SUPPLY P W BOARD ASSY REF NO PART NO DESCRIPTION 73 614 331 2499 ASSY PWB RECTIFIER Only initial C1114 403 135 5702 ELECT 4700U M 25V HW SERIES D1110 645 023 6112 RECTIFIER 1N 4001 D1111 645 023 6112 RECTIFIER 1N 4001 D1112 645 023 6112 RECTIFIER 1N 4001 D1113 645...

Page 8: ...ster internal 29 DOUT Digital OUT output terminal EIAJ format 30 NC NC Being open 31 SEG8 The segment output 8 terminal The pull up resister internal 32 SEG7 The segment output 7 terminal The pull up resister internal No PIN NAME Function 33 SEG6 The segment output 6 terminal The pull up resister internal 34 SEG5 The segment output 5 terminal The pull up resister internal 35 SEG4 The segment outpu...

Page 9: ... 13 12 This is a basic schematic diagram SCHEMATIC DIAGRAM MAIN ...

Page 10: ... 15 14 SCHEMATIC DIAGRAM CD This is a basic schematic diagram ...

Page 11: ... 17 16 WIRING DIAGRAM MAIN POWER SUPPLY CONTROL This is a basic wiring diagram MAIN POWER SUPPLY CONTROL ...

Page 12: ... 19 18 WIRING DIAGRAM CD This is a basic wiring diagram This is a basic block diagram BLOCK DIAGRAM SANYO Electric Co Ltd Osaka Japan Jun 04 BB Printed in Japan ...

Reviews: