LQ104V1DG21 Sharp Electronics, LQ104V1DG21 Datasheet - Page 21

• Manufacturer Part Number: LQ104V1DG21
• Manufacturer: Sharp Electronics

Specifications of LQ104V1DG21

• Lead Free Status / Rohs Status: Compliant

(Triangle mark on the side.)
Edge of flat-blade screwdriver
Edge of flat-blade screwdriver
15. Procedure to backlight replacement
Lamp which is used in the LCD module is consumable goods. When the lamp replacement is needed due to the expiry of
lamp-operating life, make sure that the power supply is turned off before the lamp replacement. Since there is high-
voltage current in the backlight area, an electric shock is likely to happen if the lamp is replaced without turning off the
power supply. The lamp replacement can be conducted by either horizontal slide method or backside exchange.
(1) By horizontal slide (See figure #5 & figure #6)
1) Pull-out the lamp unit to the direction which arrow "F" indicates by pressing the white latch of the plastic lamp unit by
2) Out of the 2 pcs of lamp units (2pcs/set), insert the replacement lamp which has triangle mark on the side of the lamp
3) Insert the lamp unit slowly and in a straight line during the lamp replacement in order not to break the lamp. Be
4) Replace the both of the lamp units in same time.
using small flat-blade screwdriver to the either direction of "A" or "B" as shown in the figure #5.
unit into the slot of the metal area of LCD module which also has triangle mark. And then, insert the remaining lamp
unit which does not have triangle mark into the slot of the metal area of LCD module which also does not have triangle
mark. During the insertion, lamp unit can be inserted smoothly by pressing the transparent resin (light guide sheet)
inside the LCD module by using the end of the lamp unit to the direction which arrow "C" or arrow "D" indicate shown
in the figure #6, then insert the lamp unit to the direction which arrow "E" indicates in the figure #6.
careful for any dust goes in. And make sure that lamp unit is completely inserted into the LCD module. You can hear
clicking noise when the lamp unit is completely inserted .
(No triangle mark
on the side.)
Lamp unit
Lamp unit
Detail view "G"
Detail view "H"
White latch
Triangle mark on the side of the
metal part of the LCD module.
White latch
Fig.5
No triangle mark on the side of the
metal part of the LCD module.
LD14901B-17
LD14901-17