Service manual
6.2.2 Find Out The Problem Quickly 
6.3 Failure Diagnosis 
In this section, some debug skills are listed to help you finding the failure components and 
problems as soon as possible. Before continuing the following steps listed, we suggest that you 
should read problem shooting chart in previous section then check the components listed in 
Quick Start to find out which block is out of order, in order to shorten the service time. 
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