
D. TROUBLESHOOTING
If the printer fails to operate properly, please solve the
problem using this table.
SYMPTOM
REFERENCE
Printer is totally out of
work. It does not operate when
Power switch is turned ON:
Refer to CHECK FLOW, TROUBLE-1
Incorrect function on Printer.
Motors are working but wrong.
Motor works only occasionally.
Refer to CHECK FLOW, TROUBLE-2
Incorrect print. Paper feed
and head carriage are OK and
print is available wrong
font/matrix.
Refer to CHECK FLOW, TROUBLE-3
Feed Motor does not work,
Every functions are ok but
does not feed paper.
Refer to CHECK FLOW, TROUBLE-4
Note: For description of CHECK POINT, REF. Numbers are shown
in the flow charts. Please refer to the Paragraph 2.
Check Points for Repair, to know which to be mainly
checked for repair service.
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Summary of Contents for XMM801
Page 1: ......
Page 2: ...SERVICE MANUAL PERIPHERAL PRINTER XMM 801...
Page 6: ...Figure 3 Internal Structure 2...
Page 11: ...8 XMM801 Timing chart at Power ON Figure 12 Timing Chart 7...
Page 14: ...Figure 18 Circuit Diagram 10...
Page 15: ...Figure 19 Parts Layout and Pattern Schematic 11...
Page 16: ...Figure 19 cont Parts Layout and Pattern Schematic 11a...
Page 18: ...5 Electric Circuit for Printer Mechanism Figure 22 Connection Diagram 13...
Page 20: ...Figure 23 TROUBLE 1 PRINTER IS TOTALLY OUT OF WORK 15...
Page 21: ...Figure 24 TROUBLE 2 INCORRECT FUNCTION OF PRINTER MECHANISM 16...
Page 23: ...Figure 26 TROUBLE 4 FEED MOTOR IS NOT WORKING 18...
Page 39: ...34...
Page 40: ...35...
Page 41: ...36...