Omron CPM1A operation manual Preparation for Operation, Entering the Password

Using a Programming ConsoleSection 4-2

Allow at least 80 mm for the cable connector above the Programming Console.

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At least 80 mm is required.

Either connector may be used.

About 70 mm is required.

4-2-4 Preparation for Operation

This section describes the procedures required to begin Programming Console operation when using the Programming Console for the first time.

!Caution Always confirm that the Programming Console is in PROGRAM mode when turning ON the PC with a Programming Console connected unless another mode is desired for a specific purpose. If the Programming Console is in RUN mode when PC power is turned ON, any program in Program Memory will be executed, possibly causing a PC-controlled system to begin operation.

The following sequence of operations must be performed before beginning ini- tial program input.

1, 2, 3... 1. Be sure that the PC is OFF.

2.Connect the Programming Console to the CPU Unit’s peripheral port. See 4-2-3 Connecting the Programming Console for details.

(The CPU Unit’s Communications Switch setting has no effect on commu- nications with the Programming Console.)

3.Set the mode switch to PROGRAM mode.

4.Turn ON the PC.

5.Enter the password. See 4-2-5 Entering the Password for details.

6.Clear (All Clear) the PC’s memory. See 4-3-2 Clearing Memory for details.

7.Read and clear all errors and messages. See 4-3-3 Reading/Clearing Error Messages for details.

8.Start programming.

4-2-5 Entering the Password

To gain access to the PC’s programming functions, you must first enter the pass- word. The password prevents unauthorized access to the program.

The PC prompts you for a password when PC power is turned on or, if PC power is already on, after the Programming Console has been connected to the PC. To gain access to the system when the “Password!” message appears, press CLR and then MONTR. Then press CLR to clear the display.

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