Sony NSP-1 Service Manual page 97

NSP-1
A B
MPU-137 (9/20)
FB905
+5V
C905
0.1uF
RB901
4.7k
GND
FB901
005 KB_DATA
C901
0.001uF
7 8 9
FB902
005 KB_CLK
GND
C902
0.001uF
FB903
005 MS_DATA
SIGN6914
C903
0.001uF
FB904
005 MS_CLK
C904
0.001uF
GND
R903
0
016,020 PWRGOOD PG_3.3 010
R901
1M
NM
GND
R904
0
003 PWRGD_CPU PG_2.5 010 019,020
R902
1M
NM
GND
7-19
C D
MPU-137 (9/20)
+5V
F901
1.6A
R905
47k
016 -SPKROUT
C906
R906
10uF
1k
NM
011 BEEP
GND R907
1k
005 SPEAK
CN901
R908
C921
4.7k
0.001uF
KBD 1
MSD 2
GND 3
GND
VDD 4
KBC 5
MSC 6
+5V
C907 C915
C912 C913 C914
10uF 10uF
10uF 10uF 10uF C922
0.001uF
CN902 NM
MSD 1
MSC 2
A5V A3V
GND 3
C908 C916
VDD 4
1uF 1uF
C909 C917
1uF 1uF
C910 C918
10uF 10uF
C911 C919
10uF 10uF
C920
10uF
GND
COR901
SIGN6919 1
010 RST_SW
2
NM
GND
COR902
1
SIGN6916
PW_BN-
2
NM
GND
7-19
E
PC_BEEP 019
GND
C923
0.1uF C924 C925
0.001uF 0.001uF
GND
GND
F G
1
2
3
4
5
MPU-137 (9/20)
BOARD NO. 1-863-727-12, 13
NMX-176_MPU-137_010_9
H