6-6SectionTroubleshooting
101
6-6 Troubleshooting
When
abnormalities occur
, it is important to make the following checks to deter
-
mine
completely the nature of the problem, determine whether there is any pos
-
sibility of reoccurrence, and to find out if there is any relation to other devices.
6-6-1 Main Troubleshooting Flowchart
START
Are
system connections
normal?
Are communications
with the host computer nor
-
mal?
Are local communications
normal?
Is external environment
normal?
Replace Unit
Go to System Connection
T
roubleshooting Flowchart
(Page
102)
Normal
Abnormal
Abnormal
Abnormal
Abnormal
Go to Host Communications
T
roubleshooting Flowchart
(Page
103)
Go to Local Communications
T
roubleshooting Flowchart
(Page
104)
Go to External Environment
T
roubleshooting Flowchart
(Page
105)
Handle problems by first making a general check
using this Main T
roubleshooting Flowchart.
Normal
Normal
Normal