Yes, the apple face will dry well in water.
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But it depends on the water. The problem of the camera cable itself does not involve the motherboard. This only needs to transplant infrared components to the new line, a few hundred dollars can be repaired.
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It involves the encrypted infrared component chip of cpu control, which needs to repair the chip or replace the cpu, the repair chip is OK, several hundred, and the replacement cpu is more than a thousand.
Apple's infrared encryption chip is generally not able to be replaced, this chip replacement is generally replaced together with the motherboard otherwise it can lead to abnormal use, in the replacement time need to go to the regular Apple after-sales maintenance department for replacement processing