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1.打印机无法联机 故障现象:一台Epson LQ-1600K打印机自检正常,却无法联机,屏幕提示“Ready error writingdevice PRN”。 维修过程:此提示表明打印机一直处于忙状态,打印机不能接受数据。测试打印机接口电路
1. The printer can not come online Symptom: An Epson LQ-1600K printer self-test normal, but can not be online, the screen prompts “Ready error writingdevicePRN”. Maintenance Procedure: This prompt indicates that the printer is always busy and the printer can not accept the data. Test the printer interface circuit