Gateway Profile 4 Repair Manual

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Replacing Components in Your Gateway Profile 4
www.gateway.com
9Remove the LCD panel from the computer.
10Place the new LCD panel onto the computer.
11Reattach the scaler board cable to the LCD panel.
12On the side of the inverter board closest to the top of the LCD panel, 
connect:
■The pink and white-wired plug to the connector on the left.
■The blue and black-wired plug to the connector on the right.
13On the side of the inverter board closest to the bottom of the LCD panel, 
connect:
■The pink and white-wired plug to the connector on the left.
■The blue and black-wired plug to the connector on the right.
14Press the LCD panel into place, and make sure that all cables are safely 
inside the computer behind the LCD panel. If you have difficulty pressing 
the LCD panel back into place, first press the top of the panel into place, 
then press the bottom forward and down.
15Attach the LCD panel with the four screws, then set the computer upright.
16Plug in the power cord, then turn on the computer to make sure that the 
display has been repaired. If the display appears to be working, turn off 
the computer and lay the computer down on its back again.
Tips & TricksMark or label the back of the removed panel as “defective” 
to prevent confusion with the new panel.
Tips & TricksTo make it easier to plug the cables into the connectors, 
bend the wires near the plug so the plug is at a 90° angle 
to the wires.
WarningThe connectors should easily press into place. If you have 
difficulty attaching a connector, it may be turned 
upside-down. Turn the connector over and try again.
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Replacing the LCD panel
www.gateway.com
17Align the plastic bezel’s tabs with the tab slots on the computer, then firmly 
press the bezel into place. Make sure all four edges are correctly attached 
and that the bezel has a tight fit.
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Replacing Components in Your Gateway Profile 4
www.gateway.com
Replacing the LCD panel inverter 
board
Tools you need to complete this task:
To replace the LCD panel inverter board:
1Turn off the computer and prepare it by following the instructions in 
“Preparing your computer” on page 4.
2Lay the computer down on its back.
3Starting at the bottom center of the LCD panel bezel, carefully work your 
fingers under the plastic to pry the bezel away from the LCD panel. Work 
your fingers between the LCD glass and the bezel, not underneath the 
outside of the bezel.
Phillips screwdriver
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Replacing the LCD panel inverter board
www.gateway.com
4Continue to work your fingers around each side of the screen while 
carefully prying the plastic tabs on the bezel away from the LCD panel.
WarningAvoid excessively twisting or bending the bezel, because 
the bezel’s plastic tabs may break.
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Replacing Components in Your Gateway Profile 4
www.gateway.com
5Remove the four screws that hold the LCD panel to the case.
6Carefully tilt the bottom of the LCD panel slightly away from the case to 
access the cables behind the panel.
WarningBe careful while handling the LCD panel, and do not touch 
the LCD screen with any sharp object.
Screws
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Replacing the LCD panel inverter board
www.gateway.com
7Unplug the cable from the side of the inverter board closest to you (nearest 
the “open” side of the tilted LCD panel).
8Tilt the LCD panel up further and unplug the other cable from the inverter 
board, then unplug the scaler board connector from the LCD panel.
9Remove the LCD panel from the computer and set it aside.
Scaler board
Inverter board
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Replacing Components in Your Gateway Profile 4
www.gateway.com
10Remove the two mounting screws on the inverter board.
Screw Screw
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Replacing the LCD panel inverter board
www.gateway.com
11Turn the inverter board over, then unplug the cable that connects the 
inverter board to the scaler board.
12Remove the inverter board from the computer.
13Plug the cable from the scaler board into the new inverter board.
14Hold the new inverter board by its edges and align it with the screw holes 
on the computer, then attach the two screws to the new board.
15Place the LCD panel back onto the computer.
16Reattach the scaler board cable to the LCD panel.
Tips & TricksMark or label the removed board as “defective” to prevent 
confusion with the new board.
WarningDo not press or apply pressure to the inverter board’s 
components or plastic shields.
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Replacing Components in Your Gateway Profile 4
www.gateway.com
17On the side of the inverter board closest to the top of the LCD panel, 
connect:
■The pink and white-wired plug to the connector on the left.
■The blue and black-wired plug to the connector on the right.
18On the side of the inverter board closest to the bottom of the LCD panel, 
connect:
■The pink and white-wired plug to the connector on the left.
■The blue and black-wired plug to the connector on the right.
19Press the LCD panel into place, and make sure that all cables are safely 
inside the computer behind the LCD panel. If you have difficulty pressing 
the LCD panel back into place, first press the top of the panel into place, 
then press the bottom forward and down.
20Attach the LCD panel with the four screws, then set the computer upright.
21Plug in the power cord, then turn on the computer to make sure that the 
display has been repaired. If the display appears to be working, turn off 
the computer and lay the computer down on its back again.
Tips & TricksTo make it easier to plug the cables into the connectors, 
bend the wires near the plug so the plug is at a 90° angle 
to the wires.
WarningThe connectors should easily press into place. If you have 
difficulty attaching a connector, it may be turned 
upside-down. Turn the connector over and try again.
09561.book  Page 54  Wednesday, October 29, 2003  6:43 PM 
						

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Replacing the LCD panel inverter board
www.gateway.com
22Align the plastic bezel’s tabs with the tab slots on the computer, then firmly 
press the bezel into place. Make sure all four edges are correctly attached 
and that the bezel has a tight fit.
09561.book  Page 55  Wednesday, October 29, 2003  6:43 PM