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Mac mini (Mid 2010) Symptom Charts — Startup and Power 30
2010-08-03
No Video
Unlikely cause: hard drive, optical drive, speakers
Quick Check
Symptoms Quick Check
No Video
• No image.
1. Inquire which video port and cable is used by
customer.
2. Check connectors and cables for pin damage.
3. Check both computer DisplayPort and HDMI
connections with known-good displays.
4. (DisplayPort) If DisplayPort to DVI adapter cable
is used in customer’s conguration, check it on a
known-good computer
5. (HDMI) If issue only happens on customer’s HDMI
display, make sure that he selected the correct AV
input, that he connected directly the computer to
display and that he is using known-good HDMI
cable.
6. Reset SMC.
7. Go to Deep Dive.
Deep Dive: No Video
Check Result Action Code
1. Verify boot chime present and
fans running when system
powered ON. (Reset SMC and
clear PRAM if necessary for
proper boot up.)
Yes Power ON self test OK. Boot
sequence started.
Go to step 2.
No Go to Won’t Start Up
symptom ow.
2. (DisplayPort) Connect
supported external display via
mini DisplayPort. Verify whether
image appears correctly on
external display when system is
booted.
Yes Video present. Verify system
functionality and return to
user or jump to appropriate
display troubleshooting ow.
No Go to step 3.