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Asus UX425EA Repair Manual
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Asus UX425EA Repair Manual

Asus UX425EA Repair Manual

Disassembly procedure
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Disassembly Procedure
ASUS UX425EA
Repair Manual
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Summary of Contents for Asus UX425EA

  • Page 1 Disassembly Procedure ASUS UX425EA Repair Manual...
  • Page 2 Disassembly Procedure...
  • Page 3 Disassembly Procedure Service Overview ⚫ ASUS is not responsible for direct, indirect, intentional o unintentional damages resulting from improper installation and operation. ⚫ Carefully read through this Service Guide for a look at various components of the device before performing any service and repairs.
  • Page 4 Disassembly Procedure Pre-repair checklist ⚫ Read the entire manual before starting any service procedures and follow all instructions. ⚫ Back up the data on your device. ⚫ Place your device on a clean and stable surface. ⚫ Turn off your device. ⚫...
  • Page 5 Disassembly Procedure Service Overview Please pay special attention to the cautions below to prevent any damages to the notebook and please be sure to select the appropriate tools described in this section to perform any services desired. Precautions Before you perform any service or repair on the notebook, please follow the steps below first. 1.
  • Page 6 Disassembly Procedure 9. Screw Appearance Criteria. If the screws have the following damaged appearance, please do not use. a. Shape deformed. b. Paint scratched off. c. Rusty. d. Damaged head – unable to drive in. e. Damaged unable to securely tighten.
  • Page 7 Disassembly Procedure Appropriate Tools The illustrations below show the appropriate tools that should be used for the notebook’s service and repair. ➢ Cross Screwdriver Please accord to different screw specification to choose different screwdriver and head. Below photos are for reference only. Use a cross screwdriver to fasten/remove screws.
  • Page 8 Disassembly Procedure ➢ Thickness gauge Thickness compass specification 0.05mm-1.5mm. Use it to measure the gap.
  • Page 9 Disassembly Procedure Bottom Case Module The illustrations below show how to remove the Bottom Case Module. Notice: Before disassembly, please be sure to pull out adapter and disconnect the battery more than ten seconds in order to avoid IC damage. 1.
  • Page 10 Disassembly Procedure 2. Use plastic blade to pry Bottom Case and remove it. Assembly Notice: Check the conductive sponges whether exist on the bottom case when assemble the bottom case.
  • Page 11 Disassembly Procedure Snap as below : Parts: ⚫ Total screw * 7 ⚫ UX425JA BOTTOM CASE MODULE * 1 ⚫ UX325JA RUBBER FOOT DOWN* 2 (Actual part name depends on different SKU)
  • Page 12 Disassembly Procedure Battery Module The illustrations below show how to remove the Battery Module. Push back the anti-off metal then disconnect the battery cable from MB. Notice: Before disassembly, please be sure to pull out adapter and disconnect the battery more than ten seconds in order to avoid IC damage.
  • Page 13 Disassembly Procedure SCREW M2*3.7L K B-ZN #1 NY 3. Remove the Battery Parts: ⚫ Total screw * 6 ⚫ UX425 C41N1904_4220 mAh_4347 mAh*1 ⚫ (Actual part name depends on different SKU)
  • Page 14 Disassembly Procedure Antenna & Speaker Module The illustrations below show how to remove the antenna & speaker Module. 1. Disconnect the WLAN antenna connector from the MB. Assembly Notice: Black main cable connect the indicator number 2(▲MAIN), white aux cable connect the indicator number 1(∆AUX).
  • Page 15 Disassembly Procedure Assembly Notice: Must place the speaker/antenna cables in the hook slot carefully as below and stick conductive sponges. 4. Separate the speaker and antenna module.
  • Page 16 Disassembly Procedure Assemble Notice: Please align the pin to assemble the antenna module. Parts ⚫ X425JA SPEAKER*1 ⚫ UX425JA MAIN ANTENNA 2.4G/5.0G//292MM *1 ⚫ UX425JA AUX ANTENNA 2.4G/5.0G//292MM*1 ⚫ UX325JA CONDUCTIVE MYLAR*2 ⚫ UX325JA TP TAPE*1 (Actual part name depends on different SKU.)
  • Page 17 Disassembly Procedure Fan Module The illustrations below show how to remove the fan Module. 1. Remove 3 screws and pull out the Fan Cables. Assembly Notice: Follow the reverse numbers to lock screws. Screw tightening torque: 2.0KG±0.2kgf SCREW M2*3.7L K B-ZN #1 NY 2.
  • Page 18 Disassembly Procedure Notice：Please use the correct technique of taking fans in order to avoid being out of shape. Correct demonstration Wrong demonstration Parts: ⚫ Total screw * 3 ⚫ UX325JA THERMAL FAN *1 (Actual part name depends on different SKU.)
  • Page 19 Disassembly Procedure SSD Module The illustrations below show how to remove the SSD Module. Remove 2 screws and remove SSD shielding, shows as below. Screw tightening torque (Kg F-cm): 2.0KG±0.2kgf SCREW M2*3.7L K B-ZN #1 NY 2. Remove SSD, please note the direction, shows as below.
  • Page 20 Disassembly Procedure...
  • Page 21 Disassembly Procedure The parts can be reused if they are not damaged. Parts: ⚫ Total screw * 2 ⚫ UX425JA SSD M2 2280 P3X2 512G*1 ⚫ UX325JA THERMAL MOD ASSY * 1 ⚫ UX325JA SSD GASKET * 1 (Actual part name depends on different SKU.) Thermal Module The illustrations below show how to remove the thermal Module.
  • Page 22 Disassembly Procedure SCREW M2*2 Parts: ⚫ Total screw * 4 ⚫ UX325JA THERMAL MOD ASSY*1 (Actual part name depends on different SKU.)
  • Page 23 Disassembly Procedure Motherboard Module The illustrations below show how to remove the Motherboard Module. Tear off the acetate cloth from the EDP cable connector on MB, then disconnect the EDP cable. Remove 2 screws which locked on the FPC cable, shows as below. Assembly Notice: Follow the reverse numbers to lock screws.
  • Page 24 Disassembly Procedure Assembly notice: Please change new one, if FFC damaged during disassembly. There are some FFC cables damaged sample. 3. Remove 4 screws on the motherboard, shows as below. Assembly Notice: Follow the reverse numbers to lock screws. Screw tightening torque: 2.0KG± 0.2kgf...
  • Page 25 Disassembly Procedure 4. Take off the motherboard from bottom case, shows as below. SCREW M2*2 SCREW M2*2...
  • Page 26 Disassembly Procedure 5. Check the material on motherboard, shows as below. Note: Must check the mylar before MB installation. UX425JA C CASE MYLAR// UX425JA LED_LES SPONGE// UX425JA MB AL MYLAR// Parts: ⚫ Total screw *4 ⚫ UX425JA IO FPC * 1 ⚫...
  • Page 27 Disassembly Procedure USB board Module The illustrations below show how to remove the USB board Module. 1. Disconnect the LCD cable from the USB board firstly, shows as below. 2. Remove 3 screws from the USB board, shows as below. Assembly Notice: Follow the reverse numbers to lock screws.
  • Page 28 Disassembly Procedure 4. Check the material on USB board, shows as below. Note: Must check the mylar before DB installation. UX325JA LED_LES SPONGE/ UX425JA C CASE MYLAR// UX325JA TYPE_C_ABSORBING//...
  • Page 29 Disassembly Procedure Parts ⚫ UX325EA IO_BD *1 ⚫ Total screw *3 ⚫ UX325JA LED_LES SPONGE*1 ⚫ UX325JA TYPE_C_ABSORBING*1 ⚫ UX325JA CONDUCTIVE MYLAR*1 ⚫ UX425JA C CASE MYLAR// (Actual part name depends on different SKU.)
  • Page 30 Disassembly Procedure Touchpad Module The illustrations below show how to remove the Touchpad Module. 1. Disconnect the TP FFC, shows as below Assembly notice: Insert FFC to the bottom until just accord with the line when lock the latch. 2. Remove 5 screws, shows as below Assembly Notice: Follow the reverse numbers to lock screws.
  • Page 31 Disassembly Procedure Parts: ⚫ Total screw * 5 ⚫ UX425JA TP FFC ZIF 8PIN 203MM *1 ⚫ UX425JA-2G NUMBER PAD MOD * 1 (Actual part name depends on different SKU.)
  • Page 32 Disassembly Procedure Top Case Module The illustrations below show how to remove the Top Case Module. Remove 3 screws in each side of the hinge, then separate the Top case module and Bottom case module. Assembly Notice: Follow the reverse numbers to lock screws. Screw tightening torque: 2.0KG±...
  • Page 33 Disassembly Procedure Separate bottom case module and top case module. Parts: ⚫ Total screw * 6 ⚫ UX425EA-2G K/B MOD * 1 (Actual part name depends on different SKU.)
  • Page 34 Disassembly Procedure LCD Module The illustrations below show how to remove the LCD Module. 1. Use disassembly tool to pry up the edge of between LCD bezel and LCD cover. And take it away. Attention: The bezel has 3 kinds of Bezel Tapes, please stick new ones when you assemble it. The positions of the tapes as below : UX425JA LCD BEZEL ADHESIVE TOP// UX425JA LCD BEZEL ADHESIVE LR/...
  • Page 35 Disassembly Procedure Follow below request to stick the taps: Bottom base line Top base line Left base line Right base line Notice: The adhesive should not exceed the edge of the inner frame and should not be lifted, skewed or wrinkled.
  • Page 36 Disassembly Procedure 2. Remove 6 screws on hinge, shows as below. Screw tightening torque: 2.0± 0.2 Kg/cm2 Assembly note: If you change hinges (right and left), please make sure all hinges are the same vendor. SCREW M2*2L 3. Pull out the easy-pull glue (adhesive) in left and right side gently Notice: Please keep pulling at a constant angle of more than 30 degrees.
  • Page 37 Disassembly Procedure Notice : Please slowly pull the adhesive up about 30 degree. 30゜ 4. Separate the LCM from the top case module.
  • Page 38 Disassembly Procedure Attention: Please stick 2 new easy tapes when you assemble it. The positions of the tapes shows as below, please note the direction. NOTE: For different configuration, use different tapes. 5. Tear off the film on the LCD and pick up the hoop on the connector.
  • Page 39 Disassembly Procedure 6. Disconnect the LCM cable from the camera module then remove the cable from the LCD cover. Assembly Notice: Please place the cable correctly as below. Pry up the camera module from the LCD cover with tweezers. Note: Must be careful to pry up this module, it is easily damaged component. Note: The MIC rubber can’t be missing, can’t reverse.
  • Page 40 Disassembly Procedure Snap as below: Parts: ⚫ Total screw * 6 ⚫ UX425 LCD MOD*1 ⚫ UX425JA CAM CABEL 14PIN 330MM*1 ⚫ UX425JA EDP CABLE 30PIN 114MM*1 ⚫ UX425JA-2G LCD COVER ASSY*1 ⚫ UX425JA HINGE LEFT*1 ⚫ UX425JA HINGE RIGHT*1 ⚫...
  • Page 41 Disassembly Procedure Function Accessories & Screw Torque 1. Below material which marked has functional, can’t be missing...