4 Replacement Procedures 4 4.19 CPU Replacement Procedures 4.19 CPU Removing the CPU To remove the CPU, follow the steps below and refer to figures 4-28 and 4-29. CAUTION: 1) The CPU can become very hot during operation. Be sure to let it cool before starting repair work. 2) When you remove the CPU, wipe the grease off of the bottom of the fin and top of the CPU. Apply new grease when installing. 1.
4.19 CPU 4 Replacement Procedures CAUTION: Silicon grease is applied between the fin and the CPU. When removing the fin, be careful not to damage the CPU under the fin. M2×4B BIND CPU holder FIN Figure4-28 Removing the CPU holder and fin 4. Unlock the CPU by rotating the cam on the CPU socket 180 degrees counterclockwise with a flat-blade screwdriver (in the order shown in the figure below). 5. Remove the CPU.
4 Replacement Procedures 4.19 CPU Installing the CPU To install the CPU, follow the steps below and refer to figures 4-28 to 4-30. 1. Make sure the cam is in the open position. 2. Seat the CPU in the CPU socket. Make sure the position is exact to avoid damaging pins on the CPU. 3. Fix the CPU by rotating the cam 180 degrees clockwise with a flat-blade screwdriver. 4. Apply new grease on the CPU using a special syringe as shown in the following figure. Apply quarter of scale (0.
.20 Speaker 4 Replacement Procedures 4.20 Speaker Removing the Speaker To remove the speaker, follow the steps below and refer to figures 4-31 and 4-32. 1. Remove the following screws and peel the insulator. • M2.5×6B FLAT HEAD screw ×4 • M2.5×4B FLAT HEAD screw ×1 (upper left side) M2.5×6B FLAT HEAD M2.5×4B FLAT HEAD M2.
4 Replacement Procedures 4.20 Speaker 2. Remove the following screw and cable holder. • M2.5×4B FLAT HEAD screw ×1 M2.5×4B FLAT HEAD Cable holder Figure 4-32 Removing the cable holder 3. Remove both the speakers. Installing the Speaker To install the speaker, follow the steps below and refer to figures 4-31 to 4-32. 1. Set both the speakers. 2. Install the cable holder and secure it with the following screw. • M2.5×4B FLAT HEAD screw ×1 3.
4.21 Fan 4 Replacement Procedures 4.21 Fan Removing the Fan To remove the fan, follow the steps below and refer to figure 4-33. 1. Remove the following screws securing the fan. • M2.5×6B FLAT HEAD screw ×1 (lower right side) 2. Remove the fan. M2.5×6B FLAT HEAD Fan Figure4-33 Removing the fan Installing the Fan To install the fan, follow the steps below and refer to figure 4-33. 1. Place the fan. 2. Secure the fan with the following screw. • M2.
4 Replacement Procedures 4.22 USB Board/DC-IN jack/Network jack 4.22 USB Board/DC-IN jack/Network jack Removing the USB Board/DC-IN jack/Network jack To remove the USB board/DC-IN jack/network jack, follow the steps below and refer to figure 4-34. 1. Remove the following screw securing the USB board. • M2.5×4B FLAT HEAD screw ×1 2. Disconnect the USB cable from the connector CN1 on the USB board. 3. Peel off the acetate tape and remove the network jack from the slot. 4.
4.22 USB Board/DC-IN jack/Network jack 4 Replacement Procedures Installing the USB Board/DC-IN jack/Network jack To install the USB board/DC-IN jack/network jack, follow the steps below and refer to the figure 4-34. 1. Connect the DC-IN jack cable to the connector CN1 on the power board and Install the DC-IN jack. 2. Install the network jack to the slot and stick the acetate tape. 3. Connect the USB cable to the connector CN1 on the USB board. 4.
4 Replacement Procedures 4.23 4.23 RGB board/Power board RGB board/Power board Removing the RGB board/Power board To remove the RGB board/Power board, follow the steps below and refer to figures 4-35 to 4-37. 1. Remove the following screws and battery plate. • M2.5×6 Tapping screw ×3 M2.5×6 Tapping Battery plate Figure 4-35 Removing the battery plate 2. Remove the following screw and RGB board. • M2.5×6 Tapping screw ×1 3. Disconnect the RGB cable from the connector CN3 on the RGB board. M2.
4.23 RGB board/Power board 4 Replacement Procedures 4. Remove the following screws and power board. • M2.5×6 ×2 Tapping screw M2.5×6 Tapping Wireless LAN cable (white) Battery cable Wireless LAN cable (black) Figure 4-37 Removing the power board 5. Disconnect the wireless LAN cables from the connectors CN6 (white) and CN8 (black) on the power board. 6. Disconnect the battery cable from the connector CN4 on the power board.
4 Replacement Procedures 4.23 RGB board/Power board Installing the RGB board/Power board To install the RGB board/Power board, follow the steps below and refer to figures 4-35 to 437. 1. Connect the battery cable to the connector CN4 on the power board. 2. Connect the wireless LAN cables to the connectors CN6 (white) and CN8 (black) on the power board. 3. Place the power board and secure it with the following screws. • M2.5×6 Tapping screw ×2 4.
4.24 Display Mask 4.24 4 Replacement Procedures Display Mask Removing the Display Mask To remove the display mask, follow the steps below and refer to figures 4-38. 1. Remove the two mask seals at the lower part of the display mask. 2. Remove the four rubber masks at the top of the display mask. 3. Remove the following screws securing the display mask. • M2.5×6B FLAT HEAD screw ×2 • M2×4B S-FLAT HEAD screw ×3 4. Release the latches on the display mask and remove the display mask. Mask seals M2.
4 Replacement Procedures 4.24 Display Mask Installing the Display Mask To install the display mask, follow the steps below and refer to figures 4-38. 1. Place the display mask on the LCD module. 2. Engage the latches of the display mask. 3. Secure the display mask with the following screws. • M2.5×6B FLAT HEAD screw ×2 • M2×4B S-FLAT HEAD screw ×3 4. Stick the four rubber masks at the top of the display mask. 5. Stick the two mask seals at the lower part of the display mask.
4.25 FL Inverter 4.25 4 Replacement Procedures FL Inverter Removing the FL Inverter To remove the FL inverter, follow the steps below and refer to figure 4-39. 1. Remove the following screw securing the FL inverter. • M2×4B S-FLAT HEAD screw ×1 2. Peel the insulator on the FL inverter. 3. Disconnect the FL cable under the insulator from the FL inverter. 4. Disconnect the HV cable from the FL inverter. 5. Remove the FL inverter.
4 Replacement Procedures 4.25 FL Inverter Installing the FL Inverter To install the FL inverter, follow the steps below and refer to figure 4-39. 1. Connect the FL cable and the HV cable to the FL inverter. 2. Seat the FL inverter and stick the insulator on the FL inverter of the FL cable side. 3. Secure the FL inverter with the following screw.
4.26 LCD Module 4.26 4 Replacement Procedures LCD Module NOTE: 1) Be careful not to apply pressure to the ICs along the edge of LCD module. The ICs are easily damaged. 2) For environmental reasons, do not throw away a malfunctioning LCD module (or FL). Please follow local ordinances or regulations for its disposal. Removing the LCD Module To remove the LCD Module, follow the steps below and refer to figures 4-40 and 4-41. 1. Remove the four mask seals on the sides of the LCD module. 2.
4 Replacement Procedures 4.26 LCD Module 5. Disconnect the LCD cable from the connector on the back of the LCD and remove the LCD module. CAUTION: When removing the LCD cable, be careful not to damage the connector.
4.26 LCD Module 4 Replacement Procedures 6. Remove the following screws securing the two metal braces to the LCD module.
4 Replacement Procedures 4.26 LCD Module Installing the LCD Module To install the LCD module, follow the steps below and refer to figures 4-40 and 4-41. 1. Secure the two metal braces to the LCD module with the following screws. • M2×3C S-FLAT HEAD screw ×4 2. Set the LCD module on the display cover. 3. Connect the LCD cable to the connector on the back of the LCD module. Stick the copper tape on the LCD cable. 4. Seat the LCD module and secure it with the following screws.
4.27 Sensor/Switch Board 4 Replacement Procedures 4.27 Sensor/Switch Board Removing the Sensor/Switch Board To remove the sensor/switch board, make sure the computer is in boot mode and powered off, follow the steps below and refer to figure 4-42. 1. Remove the following screws securing the sensor/switch board. • M2×4B ×1 S-FLAT HEAD screw 2. Remove the sensor/switch board. M2×4B S-FLAT HEAD Sensor/Switch board Figure 4-42 Removing the sensor/switch board 3. Pull out the sensor/switch board cable.
4 Replacement Procedures 4.28 LCD cable/Wireless LAN Antenna/Hinge 4.28 LCD cable/Wireless LAN Antenna/Hinge Removing the LCD cable/Wireless LAN Antenna To remove the LCD cable/wireless LAN antenna, follow the steps below and refer to figures 4-43 to 4-49. 1. Remove the following screw and LCD cable holder on the back. • M2.5×5B FLAT HEAD screw ×1 M2.5×5B FLAT HEAD LCD cable holder Figure 4-43 Removing the LCD cable holder 2.
4.28 LCD cable/Wireless LAN Antenna/Hinge 4 Replacement Procedures 3. Peel off the four acetate tapes fixing the wireless LAN antenna cable. 4. Peel off the three copper sheets and the gasket fixing the wireless LAN antenna. 5. Peel off both the wireless LAN antennas and pull out the cables through the hole under the hinge cap.
4 Replacement Procedures 4.28 LCD cable/Wireless LAN Antenna/Hinge 6. Remove the hinge caps. 7. Remove the following screws fixing the hinges on the display cover. • M2.5×4B FLAT HEAD screw ×2 Hinge cap M2.5×4B FLAT HEAD Figure 4-46 Removing the hinge cap 8. Remove the following screws and hinge (on the LCD cable side). • M2×4B S-FLAT HEAD screw ×1 • M2.5×5B FLAT HEAD screw ×1 M2.
4.28 LCD cable/Wireless LAN Antenna/Hinge 4 Replacement Procedures 9. Pull out the LCD cable. 10. Remove the following screws and circle plate. • M2×4B S-FLAT HEAD screw ×2 M2×4B S-FLAT HEAD Circle plate Figure 4-48 Removing the circle plate 11. Remove the following screws and hinge (on the other side). • M2×4B S-FLAT HEAD screw ×1 • M2.5×5B FLAT HEAD screw ×1 M2.
4 Replacement Procedures 4.28 LCD cable/Wireless LAN Antenna/Hinge Installing the LCD cable/Wireless LAN Antenna To install the wireless LAN antenna/Bluetooth antenna/display cover/speaker, follow the steps below and refer to figures 4-43 to 4-50. 1. Pass the LCD cable through the slot and guide. 2. Set the hinge (on the opposite side of the LCD cable) and secure it with the following screws. • M2×4B S-FLAT HEAD screw ×1 • M2.5×5B FLAT HEAD screw ×1 3.
4.28 LCD cable/Wireless LAN Antenna/Hinge 4 Replacement Procedures 10. Secure the wireless LAN antenna with the three copper sheets and the gasket. Standard for sticking position of copper sheets (right , left) Standard for sticking position of gasket Fit the copper sheet to the hole edge of the LCD cover. 2.5 ± 2 mm The copper sheet shall not be over the edge of the wall of LCD cover.