![](http://pdfasset.owneriq.net/a/c5/ac5c4cf0-df4c-4814-4901-abc9df5dab10/ac5c4cf0-df4c-4814-4901-abc9df5dab10-bg19.png)
Figure 2-13. Visual Function Flow Chart
LCK
LAL
ATC
PRN
MODE MODEDISPLAY DISPLAY
☞
☞
☞
☞
☞
☞
☞
☞
☞
LCK
LCK
LCK
LCK
LCK
LCK
LCK
LCK
LCK
LCK
☞
☞
☞
LCK
LCK
HAL
☞
LCK
☞
LCK
(Models OS530LE,
OS530HRE)
(Models
OS534E,
OS523E,
OS524E)
(Model OS533E)
(Model OS532E)
on
FUNC
FUNC
FUNC
FUNC
FUNC
FUNC
FUNC
FUNC
FUNC
FUNC
FUNC
FUNC
FUNC
FUNC
* While in these 7 modes:
Use key to change temperature from °F to °C or vice versa.
Use key to turn on the display backlighting.
F
C
*
*
*
*
*
*
*
Using the Handheld Infrared Thermometer
2
2-10