Service Guide
Page 79
...unplugging the power cord from electrical outlet can turn off by PWR-BTTN. in BIOS Setup. Loop-back. Mainboard Ensure the printer driver is properly installed. system. (Only pressing power switch can turn on page 74. No system power, or power supply fan is not running. Power... power switch does not turn off the system.) Ensure the Soft-off the Reload software from Load default settings. Printing failed. Video and Monitor-Related Symptoms Symptom / Error Serial or parallel port loop-back test failed.
...unplugging the power cord from electrical outlet can turn off by PWR-BTTN. in BIOS Setup. Loop-back. Mainboard Ensure the printer driver is properly installed. system. (Only pressing power switch can turn on page 74. No system power, or power supply fan is not running. Power... power switch does not turn off the system.) Ensure the Soft-off the Reload software from Load default settings. Printing failed. Video and Monitor-Related Symptoms Symptom / Error Serial or parallel port loop-back test failed.