Hold the on/off
button but can not
start the device
Power of batteries can be
exhausted
Replace all four batteries with new
ones.
The battery polarities is reversed
Check the battery installation for
proper placement of the battery
polarities.
Cuff inflation start before press the measurement
button or never stop inflating when measuring
Pull out the cuff to deflate. Stop
using the device and contact us.
Pull out the cuff to deflate. Stop
using the device and contact us.
No deflation or deflation error or
inflation without stop
Pull out the cuff to deflate. Stop
using the device and contact us.
Keep arm, body still, measure
again.
No press value displayed or the value unchanged or
change erratically when cuff inflated
Pull out the cuff to deflate. Stop
using the device and contact us.
Switch on the power once again
and restart an operation.
Replace the batteries.
If no, please contact us.