Tait TM8000 Series

TM8100 Mobile Radio Service Manual General Information 105
May 2004 © Tait Electronics Limited
Table 4.11 Visual indications provided by the STATUS LEDs of control heads with UI
LED colour LED name Indications Meanings
Red Transmit LED is on The radio is transmitting
LED flashes (1) The transmit timer is about to expire
(2) The radio has been stunned
Green Receive and
monitor
LED is on There is activity on the current channel, although it might
not be audible
LED flashes (1) The radio has received a call with valid special signalling
(2) The monitor has been activated
(3) The squelch override has been activated
Amber Scanning LED is on The radio is scanning a group of channels for activity
LED flashes The radio has detected activity on a certain channel and
scanning has halted on this channel
Table 4.12 Aural indications emitted from the speaker of control heads with UI
Type of tone Meanings
One short beep (1) After power-up — Radio is locked; PIN is required
(2) On power-down — Radio is off
(3) On pressing key — Key-press is valid
(4) On pressing function key — Function has been initiated
One short low-pitched beep On pressing function key again — Function has been terminated
One short high-pitched beep While powered up — Radio has been stunned
One long low-pitched beep (1) On pressing key — Key-press is invalid
(2) On entry of PIN — PIN is invalid
(3) On pressing PTT switch — Transmission is inhibited
Two short beeps (1) On power-up — Radio is ready to use
(2) On entry of PIN — PIN has been accepted and radio is ready to use
(3) After radio has been stunned — Radio has been revived and is ready to use
Two low-pitched beeps While powered up — Temperature of radio is high
Two high-pitched beeps While powered up — Temperature of radio is very high and all transmissions
will be at low power; if temperature rises further, transmissions will be inhibited
Three short beeps While powered up — Previously busy channel is now free
Three beeps During transmission — Transmit time-out is imminent; transmission will be
terminated in 10 seconds
Warble While powered up — Frequency synthesizer is out of lock on current channel;
LCD will usually be flashing OL (two-digit display) or L (one-digit display)
Continuous low-pitched
tone
While powered up — System error has occurred and radio might be inoperable;
LCD usually displays E1 or E2 (two-digit display) or E (one-digit display)