Welch Allyn CP 150, Service Manual

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Printer
Printer problems:
Symptom Possible cause Suggested action
The paper does not feed The paper is jammed Reload the paper.
Lost communication Reseat the printer harness.
The printer door is open Close the printer door.
The door sensor is faulty Replace the door sensor.
The motor is faulty Replace the motor.
The motor gear is faulty Replace the gear assembly.
The paper is blank Lost communication Reseat or replace the printer harness.
Faulty print head Replace the print head assembly.
Error loading the paper Check to ensure that the printer door is
fully closed.
Check the orientation of the paper.
The wrong type of paper is being used Use only Welch Allyn approved paper.
The electrocardiograph shuts down
during printing when in battery mode
The battery is low or faulty Recharge or replace the battery.
Printing is not clear or is garbled Foreign particles on the printer heating
element
Clean the heating element of the
printer to remove any foreign particles.
Apply isopropyl alcohol to a cotton
swab and wipe off the heating element
surface. Allow to dry completely.
Faulty print head Replace the print head assembly.
Loose platent roller Reseat the platent roller on the paper
tray assembly.
Check the platent roller catch for a
crack. If a crack is found, replace the
paper tray assembly.
Door open message even when door is
closed
Loose door sensor harness connection Reseat door sensor harness connector.
Faulty door sensor Replace door sensor.
Missing dowel pin on one side of the
paper tray assembly
Replace paper tray assembly.
Grinding sound in the gear Wear of the gear assembly Replace gear assembly.
64 Troubleshooting CP 150 12-lead resting electrocardiograph