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Mac mini (Mid 2010) Symptom Charts — No Video 49
2010-08-03
Deep Dive
Check Result Action Code
1. Boot from Original Mac mini
Install DVD and verify whether
issue is still visible.
Yes Go to step 2.
No Issue likely caused by installed
software or driver issue.
Troubleshoot for software
issues. Make sure all software
updates have been installed.
2. Use known-good SDRAM in
the system. Does the corrupted
video issue still appears?
Yes Go to step 3.
No Reinstall user’s SDRAM and
test. If corrupted video issue
repeats, replace SDRAM. Verify
that the correct SDRAM type
is being used.
X01
3. Connect a known-good
external DisplayPort display,
then an HDMI display (or a
DVI display via an HDMI to DVI
adapter) to each video ports
and verify if issue only happens
to one of the ports.
Yes Issue is isolated to one of the
display ports. Go to step 4.
No Replace Logic board and go
to step 5
M04
4. Inspect display connector and
display cables and reseat them.
Does the issue persist?
Yes Replace Logic board and go
to step 5.
M04
No Issue likely caused by poor
connection/cable. Replace
cable if Apple, and return
computer to user.
X03
5. After logic board exchange,
customer returns system with
same video issue.
Yes User’s display or display cable
may be incompatible(s) with
the Mac mini. Recommend
user to contact the display/
cable/switcher manufacturer
for support and service.
No Issue resolved with
replacement logic board.