NT631C-ST153-EV3 Omron, NT631C-ST153-EV3 Datasheet - Page 246
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NT631C-ST153-EV3
Manufacturer Part Number
NT631C-ST153-EV3
Description
10.48-ColrDisplay,TFT,Ivy,Eng
Manufacturer
Omron
Datasheet
1.NT-AL001.pdf
(315 pages)
Specifications of NT631C-ST153-EV3
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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7-2
7-2-1
Responding to Displayed Error Messages
The display is dim.
The display is too faint.
The digits in numeral dis-
play come out as *.
[No Comm. Protocol]
Set the comm. Protocol by MAINTE-
NANCE MODE.
[Screen Data Error]
Screen Data corrupted.
Initialize Screen Memory, and download
Screen Data again.
[No Screen Data]
No Screen Data is saved in Screen Mem-
ory.
Download Screen Data using by the Sup-
port Tool.
Then set the PT to the TRANSMIT
MODE, and download Screen Data
again.
[No Direct Connection Info.]
No Direct Connection Information is set
in Screen Data.
Set Direct Connecting Information in
Screen Data using by the Support Tool.
Then set the PT to the TRANSMIT
MODE and download Screen Data again.
[Incorrect Screen Data]
Screen Data in Screen Memory do not
match with the System Program.
Initialize Screen Memory, and download
Screen Data again.
NT631/NT631C
Symptoms
Responding to Displayed Error Messages
Errors Occurring at Start of Operation and Their Remedies
Message
Insufficient contrast or brightness
Backlight defective, or its life has
expired
The contrast is too high.
The number of digits of a numeric
value in a numeral memory table
exceeds the set number.
When the NT631/NT631C displays an error message, find the corresponding
symptoms in the appropriate table below and respond by following the Rem-
edy indicated in the table.
For details of the error messages displayed when using Memory Unit and cor-
rective action to take for them, refer to 3-5 Using a Memory Unit.
The table below shows the errors that can occur when the power to the
NT631/NT631C is turned ON and when operation starts, and their remedies.
No communications protocol has
been set.
Communications protocol and
screen data type are mismatched
- The power was switched OFF
- Transmission of screen data
- Illegal data has been written to
No screen data is registered.
Allocated words have not been set
for the PT status control area and
PT status notify area.
The type of registered screen data
does not match that at the NT631/
NT631C.
Cause
during screen data initialization,
checking, or transmission.
was interrupted.
the screen data memory.
Cause
Increase the contrast/brightness (pages 187 and
189).
Replace the backlight (page 235).
Reduce the contrast (page 187).
• Confirm the values of the PLC words allocated to
• Allocate one PLC word to each numeral memory
the numeral memory table.
table.
Using the memory switches, set the com-
munications method to be used for com-
munications with the host. (6-7 Setting
Conditions for Communications with Host
by Using Memory Switches)
Initialize the screen data memory by oper-
ation at the System Menu, then re-transmit
the screen data. (6-4-1 Clearing Screen
Data, page 135)
If the problem persists, contact your
OMRON service center.
Transmit screen data from the Support
Tool.
Allocate words for the PT status control
area and PT status notify area with the
Support Tool and then transmit the direct
connection information to the NT631/
NT631C.
Initialize the screen data memory, then
transmit the correct screen data. (6-4-1
Clearing Screen Data, page 135)
Remedy
Remedy
Section 7-2
229
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