Antenna Cover Issue; Mp4 Plays Abnormally - Acer Z320 Service Manual

1. Check if the camera FPC is assembled in place
or breaks.
2. Use fixture or good MB to test the camera quality.
3. Check and repair MB.

8. Antenna cover issue

NO. Issue Description
1 no signal

9. MP4 plays abnormally

NO. Issue Description
Multi-media plays
1
abnormally
Cause
Antenna cover appearance is defective
Antenna shrapnel badly connect to SB
Cause
MB is damaged
SW issue
Speaker box is defective
Speaker box isn't well assembled
Solution
Replace antenna cover
Replace antenna cover
1. Check if GPS/WIFI antenna is not
damaged and well connected to SB.
2. Check the GPS antenna quality.
Solution
Repair MB
Upgrade SW
replace Speaker box
re-assemble
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