| 摘要 |
PROBLEM TO BE SOLVED: To shorten the print time by making possible to select a radio transmission line having a high communication quality. SOLUTION: A radio LAN 10 comprises a terminal 12 and printers PRT1-3. On the display 12b of the terminal 12, a printer select screen for designating one of the printers PRT1-3 is displayed. On the printer select screen, acceptability of each printer PRT1-3 is displayed depending on the communication quality thereof. A user designates a printer based on that display. Communication quality is detected by transmitting test data from the terminal 12 to the printer 2 and calculating its error rate. |
