Personal Computer Service Manual
Manuals
Brands
Sharp Manuals
Desktop
MZ-3500
81
82
83
84
85
86
87
88
89
90
M
7,350
0
Switchin
g
regulato
r
Q
5
+
5
V
o
r
(Switchin
g
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r
an
d
constan
t
voltag
e
contro
l
circuit
)
«
V
R
i
s
the+5
V
or+12
V
adjustin
g
VR
.
•
D
3
i
s
provide
d
t
o
discharg
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t
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j
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powe
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off
.
-
88
-
1
...
...
79
80
81
82
83
...
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116