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Troubleshooting
H Series Service Manual
35
020-000802-03 Rev. 1 (12-2016)
Verify power functionality
Power
Tr
o
ubl
eshoot
in
g
D
oes STATU
S
LED
Li
ght
Bl
ue a
nd p
roj
ect
or
no l
ight
on?
P-
2
U
se t
he
vol
tage t
es
t m
et
er
t
o
test
t
he
vol
tage of
J2 of
M
ai
n
Boar
d Pi
n
1=5V?
C
heck
if
J2 (
M
ai
n
Boar
d)
Pi
n16~24 i
s
12
V out
pu
t?
C
hange
LVPS
C
heck
if
J17 &J18
(M
ai
n
Boar
d)
Pi
n3=5V +/
- 0.
25
out
put
?
C
hange
For
m
at
te
r boar
d
C
hange
lam
p
dr
iv
e
r
Yes
No
No
Yes
Yes
No
C
h
ange
LVPS
+5
V
0V
0V
+5V
0V
Yes
+12V
M
a
ke
sure
al
l con
nect
o
rs
ar
e co
nnect
ed
pr
op
rel
y
Pin 20
Pin 2
Pin 1
Pi
n 19
Pin 1
Pin 5
Pin 1
Pin 5
J2
J17
J18