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4 Replacement Procedures
Figure 4-146 Folding down the TAB .............................................................................. 4-188
Figure 4-147 Setting the bezel......................................................................................... 4-189
Figure 4-148 Fixing the PCB and the bezel .................................................................... 4-190
Figure 4-149 Attaching the insulation sheet and tape ..................................................... 4-191
Figure 4-150 Removing the protective cover and tape.................................................... 4-192
Figure 4-151 Removing the screws from the sides ......................................................... 4-193
Figure 4-152 Removing the latches close to the lamp..................................................... 4-193
Figure 4-153 Removing the bezel.................................................................................... 4-194
Figure 4-154 Removing the lamp cover .......................................................................... 4-194
Figure 4-155 Replacing the lamp unit ............................................................................. 4-195
Figure 4-156 Attaching the bezel .................................................................................... 4-195
Figure 4-157 Fastening the screws on both sides............................................................ 4-196
Figure 4-158 Attaching the protection cover and tapes................................................... 4-197
Figure 4-159 Visual inspections...................................................................................... 4-198
Figure 4-160 Removing the PCB cover and tape............................................................ 4-199
Figure 4-161 Removing the two screws for fixing the power supply board ................... 4-200
Figure 4-162 Releasing the 18 hooks .............................................................................. 4-201
Figure 4-163 Removing the panel assembly ................................................................... 4-202
Figure 4-164 Removing the panel assembly ................................................................... 4-203
Figure 4-165 Removing the screws for fixing the FL tube back cover........................... 4-204
Figure 4-166 Disconnecting the FL tube ground wire .................................................... 4-205
Figure 4-167 Removing the FL tube ............................................................................... 4-206
Figure 4-168 Removing the outside tape/cover tape....................................................... 4-209
Figure 4-169 Removing the control PCB, top case and cover assembly ........................ 4-210
Figure 4-170 Removing the source PCB and gate PCB.................................................. 4-211
Figure 4-171 Removing the board assembly, tape pad sheet, light guide, cover bottom and
lamp assembly............................................................................................ 4-213
Figure 4-172 Attaching the double tape, lamp assembly , cover bottom, sheets, light guide,
tape adhesive and board assembly............................................................. 4-215
Figure 4-173 Attaching the source PCB and gate PCB................................................... 4-216
Figure 4-174 Attaching the cover bottom, screw, top case, control PCB and FPC ........ 4-217
Figure 4-175 Attaching the outside tape and cover shield .............................................. 4-219
Satellite A20 Maintenance Manual (960-444) 4-ix