1-15
HDW-750/750CE V1
Reinstallation
1.
Raise the board lever to its upright position.
2.
Insert the DCP board assembly in a slant angle until
the projection of the PC board holder (F) meets the
recess of the DCP-28 board. At the above angle, raise
the DCP board assembly in the right angle and insert
it.
3.
When shaft of the board lever enters into the chassis,
slant the board lever and push down the board from its
top until it is firmly inserted to the board-to-board
connector of the MB-898 board.
4.
Reinstall it by reversing the steps of disassembling.
n
.
When re-installing the harness that is disconnected
in step 2, the CN3 harness must be hooked on the
top edge of the AT-143 board.
.
When re-installing the CN4 harness, twist it by 3
turns and install it by pushing in the direction of
arrow A. The CN4 harness must be installed 20 mm
more far from the CN3 harness.
.
Fix the harness with the coating lead pin.
EQ-88 board
TX-78 board
CN201
Coaxial cable
(WHT)
CN101
Flexible card wire
1-7. Removing and Reinstalling the Plug-in Boards
1-7-2. DVP Board Assembly
Removal
1.
Open the inside panel assembly.
(Refer to Section 1-5.)
2.
Remove the DCP board assembly.
(Refer to Section 1-7-1.)
3.
Remove the flexible card wire from the EQ-88 board
connector (CN101).
m
.
Life of flexible card wire will be significantly
shortened if it is folded. Be very careful not to fold
the flexible card wire.
.
If the copper plating of the base material exposes
due to wear of the tin plated contact of the
connector, replace it with the new flexible card wire.
4.
Remove the coaxial cable from the connector (CN201)
on the TX-78 board.
Illustration when viewed
from the top
Illustration when viewed
from the front
Distance of
20 mm
or more
DCP-28 board
DCP-28 board
AT-143 board
AT-143 board
DCP-28 board
CN4
A
CN3
CN4
CN3
Harness
Harness
Coating
lead pin