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SE-601 Series Electrocardiograph Service Manual
6) Compare the measurement results with the reference results in the list. If any one of the
results exceeds the reference range, the defection of the display drive board is confirmed.
Replacement of the display drive board is recommended.
5.4 Troubleshooting
Replace parts, components, or accessories only with parts supplied or approved by the
manufacturer. The use of any other parts can lead to inferior device performance and will
void the product warranty.
This troubleshooting guide introduces the suitable actions for correcting the problems, replacing
the accessories or calling the service personnel. It can also help you describe the fault symptoms
more exactly when calling for service, which greatly makes the service fast and efficient.
1. System Troubles
Conditions
When the mains supply is
used, you can not turn on
the electrocardiograph.
When the battery is used,
you can not turn on the
electrocardiograph.
After power-on, the ECG
stays on the logo screen and
doesn‟t
open
the
screen.
WARNING
Possible Causes
① Fuse failure
② Power board failure
③ Main board failure
④ Silicone
failure
① Battery failure
② Main board failure
③ Silicone
failure
① There is a key pressed
down,
springing up
main
② The software fails to
function
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Inspection and Troubleshooting
Actions
① Replace the fuse
② Replace the power board
③ Replace the main board
④ Replace
keyboard
keyboard
① Replace the battery
② Replace the main board.
③ Replace
keyboard
keyboard
① Find that key, and make it
without
spring up
② Restart the electrocardiograph
the
silicone
the
silicone
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Troubleshooting
