Sharp AM-900 Service Manual page 127

2. High voltage PWB parts layout (Top side)
Note: Since the parts of this PWB cannot be supplied, change it as a unit.
CN3
J5
R1
CN1
J2
B51
Q3
D3
VR1
C1
J6
D2
D8
J3
D10
VR51
D1
D61
D58
J1
D62
Q52
D60
D52
QJ005
D54
CAUTION - HIGH VOLTAGE
The unit's back cover should never be opened by anyone other than
a qualified serviceperson. There are many high voltage parts inside
the unit, and touching them is dangerous.
The HIGH VOLTAGE PWB of the model employs lead-free solder.
B1
D4
QJ071
D5
C5
D9
C9
D53
C7
R15
Q38
R67
J4
D31
C56
VR31
C65
C31
6 – 20
C6
CN4
R93
J52
J51
D7
J12
J11
R16
J22
J21
J42
J41
J32
J31
AM-900U