Here's some hints on how to fix a not working volume UP/DOWN control button keys on Nokia 6730c classic. This solution shows some simple steps on how to fix such volume control problem on the phone device.
If ever try to fix this problem you may first check the keypad flex assembly for possible damaged, then trace the volume keys at the side of the flex matrix. Refer to this solution below and then try to clean the volume control contact pads.
Try to observe and check if there are some of the keypad keys were aren't working also, if some of the keypad are not responsive also, you may suspects that the problem lies on the keypad flex matrix and or the keypad filter IC's. see the solution below for further troubleshooting...
There are two ESD-EMI filter for the keypad keys connection, this filter IC's also holds for the volume control button switches, since it is also associated or being part of the NUMERIC keypad keys. You may then try to replace this filter IC's for possible damaged.
If ever try to fix this problem you may first check the keypad flex assembly for possible damaged, then trace the volume keys at the side of the flex matrix. Refer to this solution below and then try to clean the volume control contact pads.
Try to observe and check if there are some of the keypad keys were aren't working also, if some of the keypad are not responsive also, you may suspects that the problem lies on the keypad flex matrix and or the keypad filter IC's. see the solution below for further troubleshooting...
Nokia 6730c Volume Control Button Keys Problem Solution
There are two ESD-EMI filter for the keypad keys connection, this filter IC's also holds for the volume control button switches, since it is also associated or being part of the NUMERIC keypad keys. You may then try to replace this filter IC's for possible damaged.
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