User's Manual

Table Of Contents
38 Psion Teklogix 7535 Hand-Held Computer Quick Start Guide
•In the Control Panel, choose the Stylus icon, and select the ‘Calibration’
tab, and then choose the ‘Recalibrate’ button.
Follow the onscreen directions to calibrate the display.
2.5 7535 Indicators
7535s use LEDs (Light Emitting Diode), onscreen messages and
audio tones as indicators.
2.5.1 LEDs
The 7535 is equipped with four tri-coloured LEDs. This section out-
lines what these LEDs indicate.
Important: If an LED is illuminated in red, the operator should
be cautious as this generally indicates an abnormal
operating condition or active laser emission.