Schematic Diagram - Main Board (2/3) - Sony NW-E103 Service Manual

4-5. SCHEMATIC DIAGRAM – MAIN BOARD (2/3) –
NW-E103/E105/E107
• See page 8 for IC Block Diagram. • See page 7 for Waveforms.
VDR403
VDR401
TP404
TXD1
TP405
RXD1
C400 0.1
R725
470k
R724 10k
R723
470k
VDR701
TP419
EL_PWON2
TP704 VDR700
XHOLD
R720 0
R721
10k
R422 10k
R719
10k
C709
0.1
TP412
DEBOG
C706 0.01
R705
470k
C705 0.01
R416 10k C704 0.01
C701 0.01
R714 22k
R716 10k
R715 10k
C703
R718 22k 1000p
R717
10k
R711
10k
VDR400 TP407
PD4
C401 1000p
TP700
ADK1
R400 TP406
R402
1M RST
10k
R401
10k
TP400
GND
R454 R453
470k 470k
IC400
CXR704060-202GA
C407 0.1 C418
0.1
C411
VDR406 1
X400
22.579MHz
C409
0.1
R403
2.2M
R404
C410
2.2M
4.7
6.3V
13 13
IC450 cannot be replaced individually.
Replace it with MAIN board assembly for service.
Q452
2SA2029T2L
R457
1M
R458
470k
R460
1M
Q451
2SC5658T2L
R459
2.2M
C451
0.0047
R469
1M
C452
1000p
R455
100k
TP409
TP418
XBOOT
XMS
R431 0
R432 0
R433 0
C421
0.1
C419 0.1
TP415
MSPWR
TP408
R421 100k
MSINS
TP416
MSSCLK
TP417
TP411 MSBS C304
R420 10k
MSDIS 10 C305
10V 0.1
R101
R303 C303
0.33 10
0
C101
C103
100p C102 220
0.22 2.5V
*
R425
0
R423
C201
0
220
2.5V
R424 0
R414
0
*
LCD (liquid crystal display) Part No. R 4 2 3 R 4 2 5
1 - 8 0 5 - 8 5 0 - 1 1 n o m o u n t 0 o h m C302
22
4V
1 - 8 0 5 - 8 5 0 - 2 1 0 o h m n o m o u n t
R302
R103
47k 47k C301
0.1
R200
C104 C204 4.7k
C300
0.22 0.22
10
10V
D300
MAZS120008SO
R300
0
FB302
NW-E103/E105/E107
Ver. 1.4
* Replacement of IC400 on MAIN board requires a
special tool.
R450
0
C450
0.1
IC450
*2
R451
100k
R452
100k
TP200
HP-R
FB200 J301
FB100
FB300 TP100 HP-L
R100
4.7k
C100
0.022