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4 Replacement Procedures 4.25 Fluorescent lamp
4-72 PORTEGE A100 Maintenance Manual (960-460)
4. Disassembly of Board ASSY, Tape Adhesive, Sheets, Light guide, Plates and Lamp ASSY
<Procedure>
1) Disassembly of Board ASSY.
Caution: This process should be made in Clean room with no scratch nor particle
on polarizer and B/L ASSY.
2) Disassembly of Tape Adhesives used for Sheets fixing (5Point).
3) Disassembly of Sheets and Light guide.
Caution: No penetration of foreign body is indispensable with no scratch on the
surface of each sheet.
4) Disassembly of Screw and Lamp ASSY.
Caution: Maximum value of torque with Screw should be below 2.0kgf.cm.
Figure 4-59 Replacing LG Phillip fluorescent lamp (4)