NT21_Setup Manual (V068-E1-1) (986757), страница 29
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Since all the screen data in the NT21 is lost in this check, confirm thatthe data has been backed up at the NT Support Tool or Memory Unit beforeexecuting it.S If writing to the screen data memory is disabled by the setting for System Settings in the System Installer mode, it is not possible to execute a screen datacheck.S Once a screen data check has been started, it cannot be stopped.Follow the menu operations from the Device Check Menu as shown below.Select Screen Memory.Press Execute.• During the check, the message Checking Now... is displayed.• On normal completion of the check, the message Memory Check OK is displayed.• If an error is discovered in the check, the message Memory Check NG is displayed.After confirming the result of the check, press Quit. The NT21 returns to the DEVICE CHECK MENU screen.159Section 6-11System MaintenanceChecking TouchSwitchesCheck whether or not the touch switches function normally by following themenu operations from the Device Check Menu as shown below.Select Touch Switch.Press the touch switches displayed on thescreen.
A touch switch is normal if it is displayed in reverse video while pressed.To end the check, press the touch switch at the top right corner, which is displayed in reverse video. The NT21 will return to the DEVICE CHECK MENU.Reference:S The functions of touch switches pressed during the I/O check are not notifiedto the host.S The check cannot be performed until the touch switch at the top right corner isdisplayed in reverse video. Start the check after the status of the touch switchat the top right corner has changed.Check the voltage of the NT21’s optional battery.Checking the BatteryVoltageReference: The NT21 will always detect low battery voltage if an optional battery is notinstalled.Follow the menu operations from the Device Check Menu as shown below.Select Battery.The results will indicate whether voltage iswithin the normal range or too low.160Section 6-11System MaintenanceAfter confirming the result of the check, press Quit.
The NT21 returns to the DEVICE CHECK MENU screen.Note If a battery is installed and low battery voltage is detected, replace the batteryimmediately. For details on the replacement method, refer to 7-3-1 Replacingthe Battery (page 184).6-11-7 Checking InterfacesThe NT21 allows the following communication functions to be checked.• Communication with the NT Support ToolPage 161• Communication at serial portsPage 163161Section 6-11System MaintenanceCheckingCommunication with theNT Support ToolCheck communication with the NT Support Tool by following the menu operationfrom the System Menu shown below.Select Maintenance Mode.Select I/O Check.Select I/F Check.Select Tool Comm..The check on communication with theNT Support Tool starts.• If communication with the NT Support Tool is normal, data transmitted from theNT Support Tool is displayed as hexadecimal data when received by the NT21.After confirming the result of the test, press Quit.
The NT21 returns to the I/FCHECK MENU screen.162Section 6-11System MaintenanceCheckingCommunication at SerialPortsCheck communication at the serial ports (A, B).Check ScreenThe check screen and check method differ according to the communicationmethod set for the port to be checked.For Host LinkExample: Serial port A while using the host linkPress Execute to start the check. The data for checking communication is sent tothe host, and is displayed as the Sending Data in hexadecimal.• If communication with the host is normal, the reply from the host is displayed atReceived Data in hexadecimal.• If a communication error occurs while checking the communication conditionswith the host, a communication error screen is displayed.
Since this indicatesthat there is a communication fault, check the communication cables and settings.For NT Link (1:1 or 1:N)Example: Serial port B while using the 1:N NT LinkPress Execute to start the check. The data for checking communication is sent tothe host, and is displayed as ∗∗ symbols at Sending Data.• If communication with the host is normal, the reply from the host is displayed atReceived Data as ∗∗ symbols.• If a communication error occurs while checking the communication conditionswith the host, a communication error screen is displayed.
Since this indicatesthat there is a communication fault, check the communication cables and settings.163Section 6-11System MaintenanceFor Memory LinkExample: Serial port A while using the memory linkThe check is started as soon as the check screen is displayed. Send the command from the host.• If communication with the host is normal, the data received from the host is displayed in hexadecimal text code at Received Data.• If nothing is displayed at Received Data when the command is sent from thehost, there is a communication fault: check the communication cables and settings.For a Bar Code ReaderThe check starts when the check screen is displayed. Read data with the barcode reader in this status.• If communication with the bar code reader is normal, the read character stringsare displayed in hexadecimal text code at Received Data.• If nothing is displayed at Received Data when data is read with the bar codereader, there is a communication fault: check the communication cables andsettings.164Section 6-12Programming Console FunctionCheck MethodCheck communication with the serial ports by following the menu operation fromthe System Menu shown below.Select Maintenance Mode.Select I/O Check.Select I/F Check.Select Comm.
Port A or Comm. Port B.The check screen is displayed (Checkscreen, page 163).After confirming the result of the check, press Quit. The NT21 returns to the I/FCHECK MENU screen.6-12 Programming Console FunctionThe NT21 has been equipped with a Programming Console function, which allows it to be used like a C200H-PRO27-E Programming Console for CPM1,CPM2A, CPM2C, CQM1, CQM1H, C200HX/HG/HE (-Z)E, CS-series CS1G/CS1H, CS1G-H/CS1H-H, CJ-series CJ1G, or SRM1 PCs.Except for recording (saving) ladder programs on cassette tape and replaying(reading) them, almost all the functions of a Programming Console can beexecuted.165Programming Console FunctionSection 6-12Note When the Programming Console function is used, carefully check that the system is safe before carrying out the following operations.Otherwise the system may operate unpredictably.• Changing monitor data• Switching the operating mode• Forced set or reset• Changing a present value or set value166Section 6-12Programming Console Function6-12-1 Compatible SystemsThe Programming Console function can communicate with the PC with the communication methods indicated in the following table.CommunicationMethod1:1 NT Link1:N NT LinkApplicable PCsConnected PortC200HE-CPU42-(Z)E(*1)C200HG-CPU43-(Z)E(*1)C200HG-CPU63-(Z)E(*1)C200HX-CPU44-(Z)E(*1)C200HX-CPU64-(Z)E(*1)C200HX-CPU65-ZE(*1)C200HX-CPU85-ZE(*1)CPM2A-30CDjj-j(*1)CPM2A-40CDjj-j(*1)CPM2A-60CDjj-j(*1)CPM2C-10jjjjjj-j(*2)CPM2C-20jjjjjj-j(*2)CQM1-CPU4j-EV1(*1)CQM1H-CPU21(*1)CQM1H-CPU51(*1)CQM1H-CPU61(*1)SRM1-C02-V2CPU Unit’s built-in RS-232CportCPM1-10CDR-jCPM1-20CDR-jCPM1-30CDR-jCPM1A-10CDj-jCPM1A-20CDj-jCPM1A-30CDj-jCPM1A-40CDj-jPeripheral port (*3)CS1G-CPU42-E(V1)(*1)CS1G-CPU43-E(V1)(*1)CS1G-CPU44-E(V1)(*1)CS1G-CPU45-E(V1)(*1)CS1H-CPU63-E(V1)(*1)CS1H-CPU64-E(V1)(*1)CS1H-CPU65-E(V1)(*1)CS1H-CPU66-E(V1)(*1)CS1H-CPU67-E(V1)(*1)CS1G-CPU42HCS1G-CPU43HCS1G-CPU44HCS1G-CPU45HCS1H-CPU63HCS1H-CPU64HCS1H-CPU65HCS1H-CPU66HCS1H-CPU67HCJ1G-CPU44CJ1G-CPU45S CPU Unit’s built-in RS-232CportS Peripheral port (*4)*1: The peripheral port Programming Console always has priority.
If a ProgrammingConsole is connected later, the Programming Console function of the NT21 isinvalidated and operation from the NT21 becomes impossible.167Programming Console FunctionSection 6-12*2: The CPM2C-CN111 Connecting Cable splits the PC’s Communication Port into aRS-232C port and a peripheral port.*3: An RS-232C cable cannot be directly connected to the peripheral port. AnRS-232C adapter (CPM1-CIF01) is required.*4: The RS-232C cable cannot be directly connected to the peripheral port.
AnRS-232C Adapter (CS1W-CN118) is required.Reference: Note that the Programming Console function cannot be used with CPM1, CQM1,and C200HX/HG/HE PCs of the following lot numbers.CPM1: jjj5, jj*6where * is a number in the range 1 to 9 or the letter X or Y.CQM1: jjj3, jjj4, jjj5, jj*6where * is a number in the range 1 to 9 or the letter X or Y.C200HX/HG/HE: jjj5 jj*6where * is a number in the range 1 to 9 or the letter X or Y.6-12-2 Connection MethodCQM1, CQM1H,C200HX/HG/HE(-ZE), orSRM1The connection method is exactly the same as for the 1:1 NT Link.
Refer to Section 4 Connecting to the Host from the RS-232C Port or Section 5 Connecting tothe Host from the RS-422A/485 Port for details on connecting to the PC.* When using the Programming Console function with a CQM1H, turn ON pin 7 ofthe DIP switch on the front of the CQM1H’s CPU Unit.CPM1 or CPM2AThe connection method is the same as for the 1:1 NT Link. With a CPM1, connect the RS-232C cable to the peripheral port via a CPM1-CIF01 RS-232CAdapter or CPM1-CIF11 RS-422A Adapter.Refer to Section 4 Connecting to the Host from the RS-232C Port or Section 5Connecting to the Host from the RS-422A/485 Port for details on connecting tothe PC.CPM2CThe connection method is the same as for the 1:1 NT Link.
Connect to the PC’scommunications connector with a CPM2C-CN111, CS1W-CN114/118 Connecting Cable, a CPM1-CIF01 RS-232C Adapter, or a CPM1-CIF11 RS-422A Adapter.Refer to Section 4 Connecting to the Host from the RS-232C Port or Section 5Connecting to the Host from the RS-422A/485 Port for details on connecting tothe PC.* When using the Programming Console function with a CPM2C, turn ON pin 2 ofthe DIP switch on the front of the CPM2C’s CPU Unit.CS1G/CS1H,CS1G-H/CS1H-H, orCJ1GThe connection method is exactly the same as for the 1:N NT Link (standard orhigh-speed). Refer to Section 4 Connecting to the Host from the RS-232C Portor Section 5 Connecting to the Host from the RS-422A/485 Port for details onconnecting to the PC. The standard or high-speed 1:N NT Link can be used.The Programming Console function can be used only when the PT’s unit number is set to 0. Only one Unit using the Programming Console function can beconnected to each of the PC’s ports (built-in RS-232C port and peripheral port).With the CS1G/CS1H, CS1G-H/CS1H-H, and CJ1G PCs, the ProgrammingConsole function can be used simultaneously at both the built-in RS-232C portand peripheral port.
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