Hitachi HTDK160 Service Manual page 30

POWER CIRCUIT BOARD DIAGRAM
C925 B3 C940
C901 A1 C909 A3
C910 B3 C929 C4 C941
C902 B1
C930 C3 C945
C911 C3
C903 A2
C931 C4 C947
C904 B2 C913 C3
C912 B2 C932 C4 C948
C905 B2
C933 B4 C949
C906 B2 C914 C2
C938 B4 C950
C907 A2 C919 B3
C920 C3 C939 B4 C951
C908 A2
1
A
B
C
1
20
B4 C952 B4 C969 B3 R923
R905 A2
B4 C962 C2 C970 A3 R906 A2 R924
A4 C963 A3 C971 B3 R925
R907 B3
A4 C964 B3 C972 B3 R928
R908 B2
A4 C965 A3 R901 B2 R919 C3 R931
A4 C966 A3 R902 B2 R932
R920 C3
A4 C967 A4 R903 B2 R941
R921 B3
B4 C968 B3 R904 B2 R922 B3 R942
2
2
C3 R943 C3 RB905 B4 D905 A4 ZD903 C4
C3 R945 C3 RB906 C4 D906 B4 Q903 B3
C3
R946 C3 RL901 B1 D907 B3 Q904 C4
C3 R947 C2 RT901 B1 D908 B3 Q910 C3
A4 R948 C3 D901 A2 D909 B3 Q912 C2
C4
R951 C3 D902 B2 D910 B3 Q913 C4
C3 R952 C4 D903 C2 ZD901 A2 JW903 C3
C3 RB904 B4 D904 C2 ZD902 C3 JW904 C3
3
3
JW905 C3
L902 B4 IC904 C3 T903 A3
JW906 C3 P901 B1
L903 B4
JW907 C1 BR901 B1 P902 B1
JW908 C4
CN902 A1 P903 B1
JW909 C4 P904 C2
BR901 B1
JW910 B3 CN902 A1 SN901 B3
JW911 C3
F901 A1 T901 B1
L901 A4 T902 C1
IC903 B2
4
4
A
B
C