YOKOGAWA FA-M3 Vitesse, Руководство пользователя

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11-1
IM 34M6H33-01E 1st Edition : July 1.2004-00
11. Troubleshooting
11.1 Troubleshooting
This chapter provides information and flowchart for troubleshooting purposes when
using the ASi Master Module.
Error has occurred
Is RDY LED lit?
NO
YES
Sequence CPU error?
Go to Section 11.2, “Flowchart for
Troubleshooting When RDY LED Is
Not Lit”
YES
Rectify cause of sequence CPU
error.
NO
NO
Is cause of error
identified?
Check ASi status and implement
appropriate measures as described
in Section 11.4.
YES
*1: See Chapter 10, “Cabling
Guidelines”.
A slave may be detected intermittently as
normal or as failed, or an invalid blank slave
may be detected. For possible causes,
consider the installed location of the ASi power
supply and cable lengths.
To rectify the problem, lay cables according to
the cabling guidelines.
Any problem with
LED status display,
slave statuses or ASi
power supply status?
Is NST LED or ERR
LED blinking
irregularly?
NO
Is problem
resolved?
NO
Consider problem causes beyond the
ASi Master module.
Examine slaves, ASi power supply,
peripheral devices, and check with
their respective manufacturers
.*2
NO
YES
*2: Refer to the user’s guide of respective
equipment or Chapter 12, “Information
on Third-party Products” for contact
details of equipment manufacturers.
YES
Check operating status LED indicators
(see Section 11.3).
NO
YES
End
End