11
5. “SA” displays for one second and the meter
returns to Normal Mode.
TROUBLESHOOTING
Problem
Action
The meter
will not turn
on / the
LCD display
is blank.
Press
POWER
button for more
than 0 .1 seconds .
Check whether the batteries are
correctly inserted .
Remove the batteries for one
minute and then reinstall them.
Replace the old batteries with
new ones.
Response
time is slow
Clean the probe by immersing
the electrode in tap water for 10-
15 minutes. Rinse thoroughly with
distilled water or use a general-
purpose electrode cleaner.
Rapidly
fluctuating
pH value
This is normal when the electrode
is exposed to air. The value will
stabilize when the electrode is
immersed in a solution.
8692 is capable of measuring with Automatic
Temperature Compensation. In 8692, "
ATC
"
will show in the middle top of the LCD.
AUTOMATIC TEMPERATURE
COMPENSATION (ATC) &
TEMP. UNIT SETTING
o
o
To select the temp. unit ( C or F), turn off
the meter first. When the meter is off, press
" " and " " at the same time until
the C or F appears on the LCD. Press
" " to s elect the preferred unit and then
press " " to save. " " will appear on
the LCD for one sec and then go back to
normal.
Temp. Unit Setting 8685/86
6
Note: The disable sleep mode will be
invalid after every power off.
o
C
