3-6
FWD-42PV1/42PV1P/42PV1A
DC fan operation failure
Yes
No
Replace the DC fan.
Is the DC fan abnormal?
Yes
Replace the A board.
Is the connection of DC fan OK?
No
Connect the DC fan correctly.
n
After replacing the parts, perform the following
adjustments.
.
AD calibration adjustment (Refer to Section 2.)
.
White balance adjustment (Refer to Section 2.)
.
EDID data input
.
S-init Goods (Refer to Section 2.)
n
For the replacement parts, refer to Section 4.
The parts other than those described in Section 4 are
not service parts. When the replacement of those parts
is required, replace them in the assembly unit.
LED failure
Button failure
Yes
No
Replace the H1 or H2 board.
Is the H1 or H2 board
abnormal?
Yes
Is the connector of H1 or H2
board abnormal?
No
Replace the A board.
Replace the defective parts.
n
After replacing the parts, perform the following
adjustments.
.
AD calibration adjustment (Refer to Section 2.)
.
White balance adjustment (Refer to Section 2.)
.
EDID data input
.
S-init Goods (Refer to Section 2.)
n
For the replacement parts, refer to Section 4.
The parts other than those described in Section 4 are
not service parts. When the replacement of those parts
is required, replace them in the assembly unit.
3-7. Other Trouble
