2 Use the plastic tweezers to disengage the BTB connector by lifting up the BTB from the front
housing.
3 Clean the adhesive residue on the housing and keypad flex.
To view the video for removing keypad flex assembly, click Removing the keypad flex assembly
Removing the Keypad Flex Assembly (For PMHN4457_, PMHN4462_)
Prerequisites: Recommended tools:
• Plastic tweezers
• T-6 Screw Bit
• Torx Driver
Procedure:
1 Using the Torx driver and T-6 Torx bit, loosen the Keypad Flex retainer screw.
2 Remove Keypad Flex retainer.
3 Disengage Keypad Flex Board-to-Board connector from Keypad PCB Board-to-Board
connector.
MN006362A01-AL
Chapter 7 : Radio Disassembly and Reassembly
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