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What to do if...
Your  MTH800 flashes the following messages:
Messages Message Description
...-Rcvd Call received but not answered, or rejected
Invalid ID The entered number is not valid.
Invalid Shortcut 
position
The entered number is not valid.
List Empty There are no programmed entries in the scrolling list. Type 
the entry.
Attachment
Failed
The 
 MTH800 could not perform talkgroup attachment. The  
MTH800 keeps on trying. If it does not succeed, try another 
talkgroup.
Authenticate 
Failure
The MTH800 could not register on an Authenticated system 
(for example, the Authentication key is incorrect, or 
Authentication is disabled in the MTH800).
Battery Flat The battery is uncharged. Recharge the battery.
Call Canceled
Called 
 MTH800 cancelled the call.
Call Ended • Faulty channel. Please try later.
• Called 
 MTH800 ended the call.
Call Preempted Channel being used for priority.
Emgcy In Use: 
Wait For Mic
The Hot Microphone feature is active, but the channel 
transmit grant has been given to another Emergency Call on 
the same talkgroup. The MTH800 microphone is not active 
during this time, but the MTH800 will automatically try to 
regain talk permit after a predetermined time.
Emgcy Mic 
Ended
The Hot Microphone timer has automatically expired, or the 
user has pressed the PTT button to cancel the Hot 
Microphone feature.
Emgcy Mic On The Hot Microphone feature is active, and the MTH800 is 
automatically transmitting hands free emergency audio.
Empty Entry The   speed number you dialled does not exist, or the 
number exists but the group is non-selectable.
6802972C35.book  Page 124  Monday, August 16, 2004  9:22 PM