LifeSpan SM-800 User Manual page 18

b. LCD display as follows: (RECOVERY start condition & end condition).
c. If the countdown action to 0:00 is not completed and there is no pulse signal, the countdown action
must be done and shown F6.
d. If you press the RECOVERY button prior to count down to 0:00, it will be end and return to the main
menu.
NOTE:
1. Stop training for 4 minutes, the computer will enter to Sleep mode.
You may press any button to have the computer restart working, the original value will retain. (If
re-install batteries, the original value will remove.)
2. If the computer displays abnormally, please re-install batteries and try again.
3. Battery Spec: 1.5V UM-4 or AAA (2PCS).
18 | COMPUTER OPERATION