Welch Allyn Medical Diagnostic Equipment 300 Series Pacemaker User Manual


 
Service manual Troubleshooting and repair 35
Missing LED display. LED failure on the display board. Replace the display board.
Erroneous LCD characters. LCD partially connected. Fully connect the LCD to the main board.
Buttons on the right side of
themonitor requirenoticeably
more pressure to actuate.
Screws attaching the display
board to the front panel are loose.
Tighten the screws.
Do not exceed 4 in-lbs.
Symptom Possible cause Suggested action