JVC PD-Z35DV4 Service Manual page 23

3.2.19 REMOVING THE PWB IN PDP UNIT
3.2.19.1 REMOVING THE PANEL POWER PWB (Fig.9)
•
Remove the PDP UNIT.
(1) Disconnect the connectors [CN200], [CN305], [CN315]
from the PANEL POWER PWB.
(2) Remove the 12 screws [j] and the 9 screws [k], and remove
the PANEL POWER PWB.
NOTE:
•
It is advisable to take note of the connecting location
(connector number) of the removed connectors.
3.2.19.2 REMOVING THE LOGIC CONTROL PWB (Fig.9)
•
Remove the PDP UNIT.
(1) Disconnect the connectors [CN401], [CN402], [CN601],
[CN701] from the LOGIC CONTROL PWB.
(2) Remove the 4 screws [m], and remove the LOGIC
CONTROL PWB.
NOTE:
•
It is advisable to take note of the connecting location
(connector number) of the removed connectors.
3.2.19.3 REMOVING THE COMMON DRIVE PWB (Fig.9)
•
Remove the PDP UNIT.
(1) Disconnect the connectors [CN1], [CN2], [CN3] from the
COMMON DRIVE PWB.
(2) Remove the 4 screws [n] and the 4 screws [o], and remove
the COMMON DRIVE PWB.
NOTE:
•
It is advisable to take note of the connecting location
(connector number) of the removed connectors.
3.2.19.4 REMOVING THE SCANNING DRIVE PWB (Fig. 9)
•
Remove the PDP UNIT.
(1) Disconnect the connectors [CN222], [CN223], [CN224],
[CN226], [CN227] from the SCANNING DRIVE PWB.
(x4)
o
(x4)
BRIDGE PWB
COMMON
DRIVE PWB
(x4) u
k
(x9)
(x4) m
u (x4)
v (x5)
n
LOGIC
CONTROL
HEAT SINK
PWB
SIGNAL DRIVE-L PWB
(2) Remove the 8 screws [p] and the 2 screws [q], and remove
the SCANNING DRIVE PWB.
NOTE:
•
It is advisable to take note of the connecting location
(connector number) of the removed connectors.
3.2.19.5 REMOVING THE SIGNAL DRIVE-L PWB (Fig.9)
•
Remove the PDP UNIT.
(1) Remove the 7 screws [r], and remove the HEAT SINK.
(2) Disconnect the connectors [CN6], [CN7], [CN8], [CN9],
[CN10], [CN13], [CN14], [CN15] from the SIGNAL DRIVE-
L PWB.
(3) Remove the 5 screws [s], and remove the SIGNAL DRIVE-
L PWB.
NOTE:
•
It is advisable to take note of the connecting location
(connector number) of the removed connectors.
3.2.18.6 REMOVING THE SIGNAL DRIVE-R PWB (Fig.9)
•
Remove the PDP UNIT.
(1) Remove the 8 screws [r], and remove the HEAT SINK.
(2) Disconnect the connectors [CN1], [CN2], [CN3], [CN4],
[CN5], [CN11], [CN12], [CN16] from the SIGNAL DRIVE-R
PWB.
(3) Remove the 4 screws [t], and remove the SIGNAL DRIVE-
R PWB.
NOTE:
•
It is advisable to take note of the connecting location
(connector number) of the removed connectors.
3.2.19.7 REMOVING THE BRIDGE PWB (Fig.9)
•
Remove the PDP UNIT.
(1) Remove the 8screws [u] and the 5 screws [v], and remove
the BRIDGE PWB.
p
(x8) j (x8)
j (x4)
t (x4)
SIGNAL DRIVE-R PWB
s (x5)
Fig. 9
q (x2)
SCANNING DRIVE PWB
r (x7)
GAS insertion
hole
PDP UNIT
PANEL POWER PWB
(No.YA101) 1-23