Read Sony NW-E55 / NW-E75 / NW-E90 / NW-E95 (serv.man2) Service Manual online
9
9
NW-E55/E75/E90/E95
NW-E55/E75/E90/E95
SCHEMATIC DIAGRAM – MAIN BOARD (1/2) –
✩
IC400 (microcomputer) on MAIN board can not be replaced
individually.
Replace it with MAIN board assembly for service.
individually.
Replace it with MAIN board assembly for service.
SUPPLEMENT-1
Page 6
(
(
SUPPLEMENT-1
Page 10
(
(
XFCE1
FRB1
E90: A TYPE / E95: A TYPE
25
VDD_NAND
26
FAD0
FAD0
XFRE
FAD1
XFWE
FAD2
XFCE1
FAD3
FRB1
FAD4
FCLE
FAD5
FALE
FAD6
XFWP
FAD7
27
XFRE
28
FAD1
29
XFWE
30
FAD2
31
XFCE1
32
FAD3
33
FRB1
34
FAD4
35
FCLE
36
FAD5
37
FALE
38
FAD6
39
XFWP
40
FAD7
E90: A TYPE / E95: A TYPE
C
4
0
4
C
4
0
5
C400
R720
R422
TP407
C418
TP402
TP403
TP404
TP405
VDR401
TP408
TP411
R420
TP416
TP417
TP415
TP418
V
D
R
4
0
2
C421
C419
TP409
C
4
1
4
C415
C417
R
4
1
2
X401
R
4
1
1
R409
C411
C408
R
4
0
8
R
4
0
7
R
4
0
6
R
4
0
5
R403
C406
C407
R402
C403
C402
VDR404
VDR403
R719
C709
R705
Q460
R724
VDR701
R718
R717
R711
R703
S702
R702
TP700
R721
TP704
VDR700
R725
R723
R709
TP702
C701
TP412
R416
C704
C705
C706
R400
VDR400
C401
TP406
R401
R722
TP701
C707
X700
IC
7
0
0
R
4
6
1
C462
V
D
R
4
0
5
R716
R715
R463
R726
S706
C703
R
4
1
0
R453
C464
R462
IC461
*
S707
S703
R714
C416
R
4
0
4
CN401
X400
R421
C409
C410
0
.1
0
.1
0.1
0
10k
PD4
0.1
TXD0
TXD0
TXD0
TXD0
MSINS
MSDIS
10k
MSSCLK
MSBS
MSPWR
XMS
0.1
0.1
XBOOT
0
.1
10p
0.1
2
2
0
16MHz
1
M
22
1
1
1
.5
k
2
2
2
2
0
2.2M
1000p
0.1
10k
4.7
10V
4.7
10V
10k
0.1
470k
NDS356AP
10k
22k
10k
10k
1k
10k
ADK1
10k
XHOLD
470k
470k
10k
XPLAY
0.01
DEBUG
100k
0.01
0.01
0.01
1M
0.001
RST
10k
470k
VDDRTC
0.1
32.768KHz
R
S
5
C
3
4
8
A
-E
2
-F
B
1
0
0
k
0.1
10k
10k
100k
0
0.001
1
0
0
470k
1
1k
22k
10p
2
.2
M
22MHz
100k
0.1
4.7
6.3V
R728 0
* IC461
TH58NVG1S3ATGI5DBR ; E75 / E90: A TYPE / E95: A TYPE
K04SONY95 ; E90: B TYPE / E95: B TYPE
TC58NVG0S3ATGI5BBR ; E55
TH58NVG1S3ATGI5DBR ; E75 / E90: A TYPE / E95: A TYPE
K04SONY95 ; E90: B TYPE / E95: B TYPE
TC58NVG0S3ATGI5BBR ; E55
R415 100K
•
See page 3 for Waveform.
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