iPhone 13 Pro Max Bottom Speaker
Before You Begin
Warning
Read Battery Safety and follow workspace and battery handling guidelines before you begin.
Remove the following part before you begin:
Tools
- 6.7-inch repair tray 
- ESD-safe tweezers 
- JCIS bit 
- Nylon probe (black stick) 
- Torque driver (blue, 0.65 kgf cm) 
- Torque driver (gray, 0.55 kgf cm) 

Caution
Avoid touching the grounding springs on the bottom speaker.

Removal
- Place the enclosure in the repair tray with the Lightning connector facing the cutout. 
- Use a torque driver and the JCIS bit to remove the four crosshead screws from the bottom speaker. Set aside the screws.  
- Use ESD-safe tweezers to grasp the lower left screw hole and peel the bottom speaker away from the battery shim. Then remove the bottom speaker from the enclosure.  
Reassembly
- Rotate the repair tray. Ensure that the rubber gasket is positioned as shown. If the gasket is out of position, use ESD-safe tweezers to reposition it.  
- Rotate the repair tray. Then position the bottom speaker in the enclosure. 
- Use the gray torque driver and JCIS bit to install three new crosshead screws (923-06276) into the bottom speaker as shown. Press the bottom speaker down while you install the screws. - Caution: Don’t damage the grounding springs on the bottom speaker. 
  
- Use the blue torque driver and JCIS bit to install one new crosshead screw (923-05106) into the bottom speaker.  
Reinstall the following part to complete reassembly: