SATO MB200i Operator's Manual page 37

Operation and Configuration
Optional LCD screen
The Wireless LAN version of the printer is equipped
with a Liquid Crystal Display (LCD) and displays the
following information:
Dispense Mode Manual/Auto status
Battery
MANU
strength
ONLINE
Two-line
text QTY:0000
display
Battery strength: Three-segment indicator. When all
segments are lit the voltage level is greater than 8.0 V,
two segments indicate a level of between 7.8 V &
7.9 V, and one segment indicates a level of between
7.6 V & 7.7 V. When all segments are off, the voltage
level is below 7.5 V and printing is not possible.
Signal strength: Three-segment indicator to indicate
minimum, medium, and maximum signal quality. An X
indicates no reception.
Test Print indicator: Appears in Test Print mode.
Test Print mode
Signal
T
strength
3-7