Printed Wiring Boards And Schematic Diagrams; Printed Wiring Board - Main Board - Sony MZ-E90 Service Manual

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MZ-E90

6-3. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS

6-3-1. PRINTED WIRING BOARD — MAIN BOARD —
1
2
3
A
MAIN BOARD
(SIDE A )
B
C
TP301
D
TP606
TP609
TP607
E
TP620 TP621
TP604
F
TP814 TP603
TP810
G
TP811
TP812
H
TP813
TP302
I
TP103
04
J
4
5
6
TP612
TP524
TP526
TP611
TP523
TP532
TP525
TP527
TP520
TP530
TP529
TP522
TP557
TP601
TP551
TP564
TP559
TP827
TP602
TP565
TP553
TP552
TP558
TP560
TP605
TP809P808
TP804
TP803
TP805
TP807
TP554
TP568
TP562
TP203
TP556
TP828
TP555
TP561
TP566
TP563
TP569
– 27 –
7
8
9
TP512
TP506
TP507
TP508
TP905
TP521
TP509
TP904
TP510
TP513
TP514
TP515
TP516
TP519
TP802
TP518
TP801
TP511
TP517
TP502
TP505
TP573
TP503
TP577
TP575
TP501 TP504
TP570
TP576
TP567
TP574
TP572
TP571
10
11
12
TP907
TP906
TP902
TP908
Note:
• Y : parts extracted from the conductor side.
TP909
f
• b : Pattern from the side which enables seeing.
(The other layer's patterns are not indicated.)
TP911
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B)
Parts face side: Parts on the parts face side seen from the
(Side A)
• Main board is four-layer printed board.
However, the patterns of layers 2 and 3 have not been in-
cluded in this diagrams.
*
IC601 is not replaceable
• Lead Layouts
Lead layout of conventional IC
11
1-675-486-
( )
11
– 28 –
13
14
: internal component.
pattern face are indicated.
parts face are indicated.
surface
CSP (chip size package)

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