Hardware reference guide

Chapter 2: The Hardware

Radio Traffic LED

7535 Hardware Reference Guide

2.6.2 Radio Traffic LED

The upper-left LED on the 7535 flashes either orange or green to indicate when the

radio transmits and receives data.

Note: While the standard 802.11b radio available for the 7535 supports the

transmit/receive LED, not all radios support this function.

Table 2.2 Transmit and Receive LEDs

2.6.3 Scan LED

Successful scans are indicated in two ways – with a scan LED and with an audio

tone.

Table 2.3 Scan LED

2.6.4 User Application LED

This indicator is available for custom applications. Neither the 7535’s operating

system nor Psion Teklogix’ terminal-emulator TekTerm use this LED.

2.7 The Beeper

The 7535 has an internal beeper whose volume can be manually adjusted via

keyboard hot-keys.

Function Radio Traffic LED Behaviour

Radio Transmit LED flashes orange.

Radio Receive LED flashes green.

Function Scan LED Behaviour

Scan in progress LED displays solid red during scan.

Successful scan

LED displays solid green after decode.

Off when scan ended.

Unsuccessful scan LED flashes red.