indicate "I" in both polarities.
BATTERY TEST
1.
Insert the black test lead banana plug into the negative
COM jack and the red test lead banana plug into the
positive V jack.
2.
Select the 1.5V or 9V BAT position using the function
select switch.
3.
Connect the red test lead to the positive side of the 1.5V
or 9V battery and the black test lead to the negative side
of the 1.5V or 9V battery.
4.
Read the voltage in the display.
9V battery:
1.5V battery:
Good
Weak
>8.2V
7.2 to 8.2V
>1.35V
1.22 to 1.35V
17
Bad
<7.2V
<1.22V