Panasonic DP-C321 Service Handbook page 215

(8) If you want to stop checking of the target components being selected, select [Stop]
or select [Stop All] to turn Off all the input components.
During multiple selection of components, the Beep sound goes out when execution of
the last component to be executed stopped.
(9) Stops the status check of the appropriate input components. The display of the Input
Component Status corresponding to the selection is blank and the No. of Changes
column maintains the no. of changes at the time when checking stopped.
(10)Select [Close] to return to the Component Control screen after checking of the input
components has completed.
6. Execute Direct Code Input. Select [Direct Code Input] to display the Component Control:
Direct Code Input Check screen.
(1) The [Execute], [Stop], [Stop All] and [Cycle] buttons for both the output and input
component checks show dimmed displays.
(2) Input the Chain Link No. into the input field of the Direct Code Input.
(3) Select [Confirm].
(4) The input and output components are classified by recognizing the Chain Link No.
being input.
When there is no corresponding Chain Link No. or when the input/output components
cannot be classified, the message screen informing that the machine or the function is
abnormal is displayed.
• For the input components (Link No. 100~309), the Chain Link No. and the Input
Component Name are indicated in the Input Component Name column. Both Status
and No. of Changes have blank displays. [Execute] for the Input Component Check
becomes available.
• For the output components (Link No. 001~099), the Chain Link No. and the Output
Component Name are indicated in the Output Component Name column. The dis-
play of Status shows OFF. [Execute] and [Cycle] for the Output Component Check
becomes available.
• The selection of [Open Loop] and [Cycle Loop] of the Output Component becomes
disabled (Unique Model).
(5) When you want to check several components at the same time, repeat Procedure 6-
(2) to (4). The maximum no. of the input/output components which can be registered
is 12 each. If registration of the 13th component was instructed, "[?] Up to 12
components for each input and output components can be registered. Are you sure
you want to delete the components registered previously before new registration?"
will be displayed. At this point, the components registered previously will be cleared
if [Yes] is selected.
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(6) The subsequent steps are the same as those of Output Component Check and Input
Component Check.
When the Input/Output Components checking is "In Progress", [Confirm] will not
respond in the direct input of Chain Link No.
(7) Select [Close] to return to the Component Control screen after checking of the
Direct Code Input has completed.
7. Select [Close] to return to the IO Check screen after checking of the Component Control
has completed.
Chapter 3 Troubleshooting