Toshiba TECRA M4 Personal Computer User Manual


 
4 Replacement Procedure 4.32 Fluorescent lamp
4.32.1 Replacing the 14.1 Inch SXGA+ TMD Fluorescent lamp
The following describes the procedure for replacing the fluorescent lamp (See Figure 4-49 to
4-59).
Disassembling Fluorescent lamp
Peeling off the tapes and insulation sheets
1. Turn the back of module up and place it on a flat surface that is free of foreign
objects.
Make sure no dirt on the face to protect the surface of the LCD module from damage.
Put a protection sheet (e.g. soft cloth) on the face.
2. In the order (1), (2), remove two bezel tape and the tape for fixing insulation sheet
(with the tape on the insulation side attached).
CAUTION: 1. Be careful not to damage the FPC, PCB, B/L reflection sheet.
2. Do not remove the insulation sheet to reuse it.
3. Do not damage the TAB and PCB when removing the double –sided
tape of the insulation sheet.
Ta
p
e on the side of insulation sheet
(2) Tape fixin
g
the insulation sheet
(
1
)
Bezel ta
p
e
Figure 4-49 Replacing 14.1 Inch TMD fluorescent lamp (1)
4-78 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)