Read Sony NW-E8P Service Manual online
15
15
NW-E8P
5-6. SCHEMATIC DIAGRAM – POWER SECTION –
z
See page 9 for Notes.
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See page 16 for IC Block Diagrams.
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See page 9 for Waveforms.
CN704
C307
C203
C103
R103
R203
R104
R204
R101
R201
C306
C304
C302
C301
C303
C305
C313
C202
C102
C311
C310
CN705
R205
R105
Q702
TP201
TP101
C309
Q902
Q701
C308
R202
R102
C101
C201
D902
L901
100
µ
H
R910
C905
C904
Q905
Q906
R710
S705
S706
S702
S701
R707
R703
R704
R705
R706
R701
R702
R708
R909
R709
S704
R711
JC301
FB201
Q907
L301
10
10
µ
H
R302
C910
D911
D912
D913
D914
Q903
L902
100
µ
H
D904
D905
D903
C907
C908
R903
D908
JC902
D915
R902
JC901
R901
C901
C902
R904
L903
100
µ
H
C909
R905
R906
R907
L904
10
µ
H
D909
C204
C104
C312
Q301
C315
C701
Q901
C906
Q904
Q908
JC302
S703
S707
R908
C314
R301
C903
FB101
D901
0.1
0.22
0.22
10
10
4.7k
4.7k
6.8k
6.8k
0.1
0.1
0.1
10
6.3V
10
6.3V
10
6.3V
10
6.3V
220
2.5V
220
2.5V
10
6.3V
4.7
6.3V
4.7k
4.7k
DTC144EE
1
XP151A13A0MR
SI2305DS
47
6.3V
15k
15k
0.33
0.33
MA2Z748
470k
0.01
100
6.3V
3LN01S
XP152A12COMR
470k
47k
6.8k
10k
15k
33k
1M
47k
6.8k
1M
10k
220
2SJ347
15
22
10V
SBS-004
MA2Z748
MA2Z728
MA2Z728
XP151A13A0MR
MA2Z748
1SS355
1SS355
100
6.3V
0.01
470k
MA2Z748
RB520S-30
470k
1M
220
2.5V
0.01
10k
47
6.3V
1M
1M
1M
MA2Z748
1000p
1000p
1
2SC4738F
0.1
1000p
D916
MA2S728
S12302DS
10
6.3V
XP152A12COMR
XP152A12COMR
1M
100
6.3V
6.8k
10
6.3V
MA2Z748
WAKE0
WAKE0
WAKE1
WAKE1
ACTRO
ACTRO
TSB
TSB
ELON
ELON
FS256
PCMO
BCK
LRCK
DEMP
XPDDAC
H.P POWER
MUTE
BEEP
GIOAI XHOLD
WAKE0
WAKE1
ACTRO
TSB
LCD VDD
DCDT
WAKE
USB RESET
D.GND
D.GND
D.GND
D.GND
D.GND
D.GND
XRST
EXB MONI
VDDIO2
VDDIO1
VDDIO1
DC IN
VDD CORE(A&D)
D.GND
DBB/AVLS
LCD VDD
NC
VDDIO2(0/2.7V)
TSB
GND
CE
VDD
VOUT
GND
EXIT
MCLK
XPD
BICK
SDATA
LRCK
DIF0
DIF1
DEM
CKS
VCML
VCMR
VDD
VSS
VREF
VREF
LPF1
BST NF1
LPF2
BST OUT
MT TC
VCC1
IN B
IN A
BEEP OUTB
BEEP OUTA
VCC2
OUTA
PWD GND
OUTB
DET
AGC IN
PW SW
MT SW
BST SW
BEEP IN
GND
VREF IN
IC301
AK4352
D/A CONVERTER
IC302
TA2131FL
HEADPHONE
AMP
DRY BATTERY
SIZE "AAA"
MAIN BOARD
LIQUID CRYSTAL
DISPLAY
ON
OFF
(IEC DESIGNATION LR03)
1PC 1.5V
BST NF2
AOIU L
AOUT R
LCD
SWITCH
ON/OFF
LCD
RESET
CONVERTER
DC-DC
CONVERTER
DC-DC
V REF
VOLUME-
VOLUME+
NC
VOUT
VSS
VIN
XC6368A281MR
LED ON
VDDIO1(1.85V/2.7V)
PLAY MODE
DISPLAY MODE
HP R-CH(+)
HP R-CH(-)
NC
VOUT
VSS
VIN
CE
VDD
VOUT
GND
EXIT
CONVERTER
DC-DC
IC904
XC6365A183MR
IC905
XC61CN3002NR
VOLTAGE
DET
CE
VDD
VOUT
GND
EXIT
CONVERTER
DC-DC
CONVERTER
DC-DC
IC902
LED ON
IC903
XC61CN1502MR
XC6368A201MR
IC901
AVLS
P. MODE
DISPLAY
CN702
(1/2)
CONVERTER
DC-DC
MEGABASS/
JOG
(L-CH)
(R-CH)
SP1
SP2
+B SWITCH
+B SWITCH
REW
FF
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