M3500B/M5500B Service Manual
3
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25
Operational Problems
3
Printer
The following table covers problems that might arise while printing. Before
replacing any parts, check to see if the cables and flex circuits are properly
connected. See "Servicing Notes" on page 4-1. Also check for damage to the
printer ribbon cable where the ribbon is captured in the connectors.
Table 3-11 Operational Problems - Printer
Symptom
Possible Causes
Suggested solution
Paper won’t move.
Paper improperly loaded or
jammed, or paper is wet.
Reload paper or clear jam. If paper
is wet, replace with fresh dry roll.
Printer failure.
Replace printer.
Paper moves then stops.
Door improperly latched.
Check door latch.
Paper improperly loaded or
jammed.
Reload paper or clear jam.
Paper moves but printing is faint or
absent.
Door improperly latched.
Check door latch.
Dirty printhead.
Clean printhead.
Printer failure.
Replace printer.
Control PCA failure.
Replace Control PCA.
Paper moves but print quality poor
or some dots missing.
Dirty printhead.
Clean printhead. See"Cleaning the
Printer Printhead" on page 4-9.
Printer failure.
Replace printer.
Loud buzzing or grinding noise.
Door improperly latched.
Check door latch.
Waveforms or text distorted even
though they look OK on display.
Printer failure.
Replace Printer.
Control PCA failure.
Replace Control PCA.
Black line running along paper.
Dots (printhead elements) stuck on
due to:
Printer failure.
Replace Printer.
Control PCA failure.
Replace Control PCA.
White line running along paper.
Dirt on printhead.
Clean printhead. See "Cleaning the
Printer Printhead" on page 4-9.
Dots (printhead elements) stuck off
due to:
Printer failure.
Replace Printer.
Control PCA failure.
Replace Control PCA.
Fails Printer Test in Diagnostic
Mode (other then symptoms above).
Printer failure.
Replace Printer.
Control PCA failure.
Replace Control PCA.
Summary of Contents for Heartstart XLT
Page 1: ...H E A R T S TA R T X LT S e r v i c e M a n u a l M 3 5 0 0 B M 5 5 0 0 B ...
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Page 3: ...Service Manual M3500B HeartStart XLT M5500B Heartstart 4000 Defibrillator Monitor ...
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Page 224: ...M3500 90900 Printed in USA February 2003 Second Edition M3500 90900 2 ...