| 摘要 |
<p>PURPOSE:To prevent malfunction from being generated and to keep security by requiring opening of a cover in a special operation such as resetting and making a display means hard to see when the cover is opened. CONSTITUTION:The special operation such as resetting, crash dumping is performed by inserting a key 31 into a keyhole 32 to locate the prescribed position and depressing a direction switch 33. The keyhole 32 and the direction switch 33 are housed in an operation switch section 3, and a cover 34 is required to be opened in operation. When the cover 34 is opened, a CRT display section 1 is covered and become hard to see. Therefore, as the cover 34 must be closed so as to see the both side display and enable the normal operation, the operation such as resetting or crash dumping can not be performed at the normal operation and the resetting due to malfunctions is prevented.</p> |
