Read Sony NW-S21 / NW-S23 Service Manual online
NW-S21/S23
15
15
NW-S21/S23
5-6. SCHEMATIC DIAGRAM – DISPLAY Board –
•
See page 16 for IC Block Diagrams.
IC801
SL700
R710
C802
D801
L801
220
µH
R801
R805
R802
R803
R804
C801
S704
C522
CN402
40P
SM8145AB-G-EL
1k
IC460
TC58NVG0S3ATGI5BBR(S21)
TH58NVG1S3ATGI5DBR(S23)
(NOT SUPPLIED)
CN850
20P
4700p
1SS403
100k
150k
33k
47k
33k
0.01
C460
0.1
1
R850 100k
R851
100k
R852 0
12
C463
10
C462
IC461
XC62HR2802MR
+2.8V
REGULATOR
10
R460
100k
R463
100k
S701
S709
R700
47k
R701
22k
S707
C702
100p
100p
S708
D702
R713
R708
R706
D703
Q701
C700
SML-A12DT
220
47k
100k
RB520S-30TE61
2SC5658T2L
PAS SECEONDARY
BATTERY
(BACK-UP)
C865 0.47
C864 0.47
C861 0.47
C863 0.47
C862 0.47
C866
1
C867
1
R864
0
R862 0
R865 0
R866 0
R860 0
R861 0
R863 0
C860
1
3
1.5
2 5
2 6
2 7
2 8
2 9
3 0
3 1
3 2
3 3
3 4
3 5
3 6
3 7
3 8
3 9
4 0
V _ I / O
V- I / O
N A N D _ P W R
L C D _ A 0
X P L AY
FA D 0
X F R E
FA D 1
X F W E
FA D 2
X F C E 0
FA D 3
F R B 0
FA D 4
F C L E
FA D 5
FA L E
FA D 6
X F W P
FA D 7
X F R E
X F W E
X F C E 0
F R B 0
F C L E
FA L E
FA L E
X F W P
FA D 4
FA D 5
FA D 6
FA D 7
FA D 0
FA D 1
FA D 2
FA D 3
(CHASSIS)
FA D 0
X F R E
FA D 1
X F W E
FA D 2
X F C E 0
FA D 3
F R B 0
FA D 4
F C L E
FA D 5
FA L E
FA D 6
X F W P
FA D 7
VOUT
VSS
NC
CE
VIN
460
IC461
–
+
NAND FLASH MEMORY
EL
BACK LIGHT
UNIT
V5
V4
V3
V2
V1
CAP2+
CAP2–
CAP1–
CAP1+
CAP3–
VOUT
VSS2
VSS
VSS
VDD
SDA
SCL
A0
XRES
XCS1
LIQUID
CRYSTAL
DISPLAY
UNIT
(Page 12)
Click on the first or last page to see other NW-S21 / NW-S23 service manuals if exist.