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TM
CHAP. 6
MAINT…
CAUTION:
Remove the remaining paper in a forward direction. Do not pull it
backwards.
• Clean the paper path when necessary.
• Reload the paper as instructed in “INSTALLATION”.
• Press the on-line switch to get the printer ready.
TROUBLE SHOOTING
If any of the following errors is detected while the printer is operating, the
printer halts and ERROR signal turns to “LOW” level.
1. Mechanical errors
• Motor lock
• Defective of timing detector (signal not issued)
• Abnormal home position check
To reset the emergency suspension, rectify the cause of trouble & adopt
one of the following 2 methods.
• Turn the printer power off and on again.
• Push “ON LINE” switch.
The RAM is not cleared immediately when power is turned OFF. Printing
resumes from the line being printed when the mechanism stopped if the
error is corrected immediately.
2. CPU error
If CPU goes erratic due to external noise, the printer halts, treating it as
CPU error. Normal operation can be resumed by turning ON the power supply
again, but the data contained in RAM gets cleared.
3. RAM Check Function
Before self printing and when clearing the buffer, a RAM check is
performed.