Sony MZ-300 specifications Semiconductor, Location

Page 20

MZ-E300

5-4. PRINTED WIRING BOARDS – MAIN SECTION (2/2) –

z

Refer to page 24 for Notes.

1

2

3

4

5

6

7

8

A

z Semiconductor

MAIN BOARD

(SIDE A)

Location

TP803 TP802

Ref. No.

Location

12

7

L905

D201

E-1

R206

6

TP804

TP801

C952

D901

B-7

13

L901

D902

B-8

IC301

C908

R106

R204

C203

TP805

TP806 TP951

C103

R104

C921

L902

18

1

R103

28

25

20

15

C953

IC301

B-2

IC602

C-2

19

24

29

14

IC802

E-2

B

C204

R202

R201

R101

R203

C905

R909

L903

C909

C901

D901

30

D902

IC803

F-2

C102

C202

35

IC901

B-7

R102

C104

10

C201

C101

R603

R903

C902

C920

IC901

5

L904

Q301

D-1

40

Q501

E-5

C622

45

C

R302

R602

C617

R949

R912

41

50

1

R901

C904

C610

IC602

C603

C919

42

56

C903

1

3

C605

R947

C917

C915

R906

2

C604

R936

C913

C304

C911

C

E

R303

C621

R946

B

S802

S804

LCD801

C301

R948

C351

>N

R813

VOL+

LIQUID CRYSTAL

R811

R814

DISPLAY

J301

CN805

D

i

1

5

10

16

R812

S805

D201

VOL–

S803

C529

R815

C808

.

R827

C524

RB552

RB553

1

8

R516

R519

R521

B

S807

IC802

C530

C527

E

C

DIGITAL

R816

E

4

5

S806

Q501

MEGABASS

C807

L502

PLAY

AVLS(2SEC)

MODE

S809

DISPLAY(2SEC)

S801

HOLD.

C557

x

OFFtON

RB551

C556

C558

C559

C802

F

3

1

R824

IC803

R826

C561

4

5

11

1-679-460-

(11)

20

20

Image 20

Contents Specifications 873-064-13Section Servicing Note General Disassembly SectionLID ASSY, UPPER, Holder Assy Mechanism DeckMain Board Optical PICK-UP AssyHow to set the Test Mode Section Test ModeSetting the Test Mode Manual Mode Operations when the Test Mode is setHow to release the Test Mode How to set the Manual modeTest Mode Overall Adjustment ModeNV Reset Display segment check mode Electrical offset adjustment methodOverall adjustment mode structure Overall CD and MO adjustment method Ver 1.1MZ-E300 Overall CD and MO adjustment items Overall offset adjustmentSection Diagrams Explanation of IC TerminalsIC601 LC89642-8B-E Pin No Pin name DescriptionAvss XINLrco FseqPCK VcvssXreset RmckeySetkey OpenclsswClvwcon SLED1RCONSLED1FCON SLED2RCONBlock Diagrams Main BoardPrinted Wiring Boards Main /2 Refer to page 24 for NotesSemiconductor Location2121 Schematic Diagram Main /3 IC B/D2323 Digital MZ-E300 IC Block Diagrams IC551 SC111257FCR2 IC901 XPC18A32FCR2 Section Exploded Views Main SectionMechanism Deck Section MT-MZE300-176 M902Section Electrical Parts List MainElect Chip Short Revision History Date Description of Revision