Hitachi CML155XW, Service Manual

Page: 37 / 48

No picture Appear
Does the LED
light up
LED display is
amber
Is it entering into
power saving mode
Restart PC signal
to ensure H. V.
sync are not
absent
End
Reset the MCU(I006)
by pushing the power
key or replugging the
DC 12V cable
MCU (I006) Hangs
No
Replace I006
End
End
The Voltage of
L006 is 12V
Replace F001
The Voltage of
I012 #1 is 12V
Replace F002
The Voltage of
L016 is 5V
Replace I0012 &
D020
The Voltage at #40
of I006 is 5V
Check I006 socket is
loosened
The Voltage of I016
#2 is 3.3V
Replace I016
The Voltage of I008
#2 is 3.3V
Replace I008
The Voltage of I005
#2 is 2.5V
Replace I005
The Voltage of I007
#2 is 2.5V
Replace I007
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
No
Picture
shows
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