TROUBLESHOOTING
If you follow the action recommended but the problem persists, or
error messages other than the ones below appear, please call your
local customer service. Do not attempt to repair by yourself.
Error Message
MESSAGE
52
CAUSE
Batteries are dead.
Appears when environmen-
tal temperature is below
system operation range.
Appears when environmen-
tal temperature is above
system operation range.
WHAT TO DO
Replace the batteries
immediately.
System operation range
is 50°F to104°F(10°C to
40°C). Repeat the test after
the monitor and test strip
have reached the above
temperature.