3-9
FWD-42PX2
Horizontal image is abnormal.
No
Is the symptom improved after
replacing with another Y-DRV
board?
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.
Replace the plasma display
panel.
No
Yes
Connect correctly or remove the
foreign substance.
Is there any abnormal state or
foreign substance in the
connection between the Y-DRV
board and the flexible flat cable
of the trouble position?
Yes
Replace the Y-DRV board.
n
After replacing the plasma display panel, perform
the following adjustments.
.
Va Voltage Adjustment (Refer to Section 2-3.)
.
Vs Voltage Adjustment (Refer to Section 2-3.)
.
AD calibration adjustment (Refer to Section 2.)
.
White balance adjustment (Refer to Section 2.)
Mal discharge
Replace the Y-DRV, Y-SUS,
or CTRL board.
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.
n
After replacing the Y-SUS board, perform
the following adjustments.
.
Vsc Adjustment (Refer to Section 2-4.)
. _
Vy Adjustment (Refer to Section 2-4.)
3-8-3. Horizontal Image is abnormal
3-8-4. Mal Discharge
