Schematic Diagram - Main Board (1/4) - Sony NW-E305 Service Manual

4-4. SCHEMATIC DIAGRAM – MAIN BOARD (1/4) –
22
22
21
22
CN701
8P
C
SWITCH
FLEXIBLE
BOARD
(SUPPLEMENT-1
Page 2)
21
R310
100k
21
21
21
22
NW-E305/E307
• See page 15 for Waveforms.
C406 0.1
TP402
TP403
TP404 TXD1
TP401
TP405 RXD1
DGND
R430 220
R431 220
R427 220
R722
470k
R723
470k
TP705
GROUP
R724 10k
R725
R709
470k
10k R713 470
TP702
R705
XPLAY
470k
TP704
XHOLD
R720 0
R721
10k
S709
HOLD
R422 10k
VDR704
C417 0.1
R424 10k
R714
22k
R419 10k
R416
10k
TP700
ADK1 TP412 DEBUG
TP701 ADK2 R717 10k
R312
100k
R716 10k
TP706
R715 10k C701 C705
WAKE1
0.01 0.01
C703
TP703
0.01
R711
WAKE2
10k
C420
0.001
TP400
GND
• See page 26 for IC Pin Function Description.
TXD0
RXD0
C400
0.1
IC400
CXR704060-252GA
C408
1
C411
1
TP406
RST
C407
C423
0.1
C410
0.001
4.7
VDR400
R401 R414 R408
0 10k 2.2k
R471
0
TP407
PD4
19 19
R423
470k
R453
470k
TP418
XMS
TP409 XBOOT
C421 0.1
C419 0.1
TP173
EL_PWR
R421 100k
TP408 MSINS
R420 10k
TP411 MSDI0
R732
R733
0
C422
0.1
R409
X401
22
15MHz
R735
0
C416
10p
X400
22.4548MHz
NW-E305/E307
Ver. 1.2
20
TP415
MSPWR
TP416
MSSCLK
TP417
MABS
0
22
22
22
22
22
22
CN400
TP504
8P
VBUS
VDR401
R402
2.2M
VDR406
TP414 D-
A
TP413 D+
R467
2.2M
21