Backlight Key ( ); Disable Auto Power Off - Tenmars TM-87 User Manual

4.2.5. Backlight key (
By pressing key it's possible to activate the backlight function on the display. The
function automatically disabled itself after some seconds and is available on each position
of the rotary selector.

4.2.6. Disable Auto Power OFF

When the meter is to be used for long periods of time, the operator might want to disable
the AutoPowerOFF function. Once the AutoPowerOFF function is disabled the meter stays
on continuously. To disable the AutoPowerOFF function:
•
Switch OFF the meter.
•
Turn ON the meter keeping pressed PK/REL, MX/MIN and R/SEL keys.
The AutoPowerOFF function is automatically activated when turning ON again the meter.
)
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TM-87/TM-88