Replacement Panel Handling Precautions And Replacement Procedure - Toshiba 50XP37C Service Manual

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13 Replacement panel handling precautions and replacement procedure

Replacement panel
handling precautions and
replacement procedure
1
1 Replacement panel, Package specification
drawing and overview
Main parts to be removed (Returned and reused parts)
• External box, shock absorbing material, protective bags
• Escutcheon (For transport)
• Rear face cardboard
• (Panel) protective sheet
• SEMS screw × 4
• Flat washer × 4
• Tapping screw × 14
Parts used for replacement
(Parts not removed:
)
Panel
• Data module circuit
• C1 to C6 module
(Integrated for static electricity protection etc.)
• Fixing plate for H module (*)
• Isolation plate for SC module
2 Replacement set, Parts layout diagram and overview
Remove and reuse PARTS OTHER
THAN THOSE BELOW from the
replacement set "Part replacement"
Panel
• Data module circuit
• C1 to C6 module
(Integrated for static
electricity protection etc.)
• Fixing plate for H module
• Isolation plate for SC module
Note :Some installation parts and a
figure are different depends
on model.
:Fans are installed only on
50XP37.
2
Panel handling precautions
• The glass used in the plasma panel is thin, and its structure is extremely susceptible to impact, so be very careful during
handling not to damage the unit by dropping, tipping over, hitting or subjecting to any other impact.
• Numerous flexible printed leads with extremely soft structure are used around the panel. Be very careful during handling
not to damage these by pulling, bending or subjecting to any other excessive loads.
"The C1 to C6 module and data module circuit are connected with flexible leads (electrostatic protection)."
"Slanted insertion should not be attempted during flexible lead connection, as this will damage the circuit by creating
an electrical short."
• A protective sheet is attached to the back of the replacement panel to prevent scratching and deposition of debris. Before
assembly, be sure to completely remove the protective sheet, wipe the surface with a soft cloth, remove the stand pole
brackets (starting with the set to be replaced), and mount on the replacement panel.
• The replacement panel does not have stand pole brackets (2 points)
Remove the stand pole brackets from the set to be replaced before mounting the replacement panel.
Model
50XP37
42WP37
*Some portions of the following description are diffrent
from 42WP37 as this is written based on 50XP37.
For example, 42WP37 has C1 and C2 modules only,
50XP37 has 6 modules of C1 to C6.
The procedure and precautions are the same for both modeuls.
Escutcheon
C1 module
(For transport)
(50XP37)
C2 module
(50XP37)
Replacement
Protective
panel
sheet
Isolation plate
for SC module
Fixing plate for
H module
*It isn't used when
a case of exchanged
unit is used AV slot
terminal board type
(
)
C6 module
C4 module
(50XP37)
C5 module
(50XP37)
C2 module
Flat
(42WP37)
C1 module
washer
(42WP37)
C1 module
Z-module
P-module
(50XP37)
C2 module
C3 module
(50XP37)
(50XP37)
D-module
SU module
SC module
SD module
C6 module
(50XP37)
Slot block
C4 module
Ass'y
C5 module
(50XP37)
(50XP37)
PF module
C2 module
C1 module
(42WP37)
(42WP37)
3
Replacement work procedure and precautions
• Screwdrivers,
pliers and other tools
Preparation
• Stand and placement mats
Repair panel side
Remove the replacement panel
from the packaging box.
Data module circuit
Tapping screw
Reuse the removed outer box and shock absorbing materials
(14 points)
when returning a panel for replacement.
Be careful of foreign matter such as screws on the
C3 module
placement mat, as this will damage the panel.
Remove rear face cardboard.
Mount two stand pole sets
removed from the replacement
set.
• Place the panel in the stand.
Rear face
cardboard
Remove the escutcheon for
SEMS screw
transport.
• Do not use the removed tapping screws for the
replacement set.
Mount PCBs,fan,lead wires,
metal fittings and screws, etc,
are removed from the
replacement set.
SS2
module
Beware of slanted insertion or floating connection
during lead insertion.
Completely peel off the protective sheet on the back
of the replacement panel, and wipe off any debris
SS module
and fingerprints etc.
Do not remove isolation plate for SC module from
replacement panel.
SS3
Do not remove fixing plate for H module from
module
replacement panel. (except a case of exchanged unit
is used AV slot terminal board type)
Mount the back cover and the
escutcheon removed from the
replacement set.
Connection of each cord and
cable [Preparation for turning on]
Request to the person in charge of service
After all replacement work has been completed and before turning on the power supply, please check that all
flexible leads and connectors have been correctly inserted, that there are no remaining required parts, and
that no unnecessary parts have been fitted.
After replacement work, some electrical adjustments may be required. See the service manual for details.
– 55 –
Cloth for wiping glass surface
Replacement set side
Remove the back cover and the
escutcheon.
Using placement mat
Remove the two stand pole
brackets.
Part replacement
Escutcheon mounting/removal
Hand the left and
right claws of
Using stand
the escutcheon
with the hook
shaped parts.
Using stand
Remove PCBs, fan,lead wires,
metal fittings and screws etc.
Part replacement
Using stand
Mount the escutcheon for
transport and rear face card-board
on the replaced panel.
• Be careful not to trap fingers between the escutcheon
and panel.
Using stand
Package the replaced panel with the
remaining packaging box materials.
50XP37
Using stand
Using placement mat
Escutcheon
Using placement mat
Using placement mat

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