Operation and Installation Manual
KRT2 VHF-Communication Transceiver
Doc.-No: KRT2.A-MAN.en
Rev. 0101
Page
4
Table of Contents
Record of Revisions
....................................................................................................................... 2
Service Bulletins (SB)
..................................................................................................................... 3
1. GENERAL ................................................................................................................................. 7
1.1
Symbols ............................................................................................................................ 7
1.2
Acronyms .......................................................................................................................... 7
1.3
Customer Service .............................................................................................................. 8
1.4
KRT2 Transceiver properties ............................................................................................. 8
2. Installation limitation .................................................................................................................. 9
2.1
Installation ......................................................................................................................... 9
2.2
Aircraft Radio ..................................................................................................................... 9
2.3
Quantitative safety objective identification ......................................................................... 9
2.4
Deviations.......................................................................................................................... 9
3. CONTROL general .................................................................................................................. 10
3.1
Control elements overview .............................................................................................. 10
3.2
Display ............................................................................................................................ 14
3.3
Menu levels ..................................................................................................................... 15
3.4
Self-test error reports ....................................................................................................... 15
4. OPERATION ........................................................................................................................... 16
4.1
General ........................................................................................................................... 16
4.2
ON / OFF switching ......................................................................................................... 16
4.3
Frequency selection ........................................................................................................ 17
4.3.1 Direct frequency selection ............................................................................................ 17
4.3.2 Frequency selection from favourites list ....................................................................... 18
4.3.3 Storing and editing favourites ...................................................................................... 18
4.4
AUD – Audio menu .......................................................................................................... 20
4.4.1 VOL – Volume ............................................................................................................. 20
4.4.2 SQ – Squelch .............................................................................................................. 20
4.4.3 VOX – Intercom voice trigger level setting ................................................................... 21
4.4.4 Manual Intercom .......................................................................................................... 21
4.4.5 TXm – PTT switch selection ........................................................................................ 21
4.4.6 INT – Intercom volume ................................................................................................ 22
4.4.7 EXT – External audio input volume .............................................................................. 22
4.4.8 DIM – Display brightness ............................................................................................. 22
4.4.9 BAT – Battery test........................................................................................................ 23
4.4.10 SIT – Side tone ........................................................................................................ 23
4.4.11 MIC – Setup ............................................................................................................. 23
4.4.12 Menu lock ................................................................................................................ 25
4.5
DUAL watch .................................................................................................................... 26
4.6
Transmitter Operation ...................................................................................................... 27
4.6.1 Two PTT configuration ................................................................................................. 28
4.6.2 Self-Test monitor ......................................................................................................... 28
4.6.3 Optical side tone .......................................................................................................... 28
4.7
Resetting to factory settings ............................................................................................ 29
4.8
SET UP - Menu ............................................................................................................... 29
4.8.1 ERASE – erasing of favourites list ............................................................................... 30
4.8.2 Channel spacing .......................................................................................................... 30
5. Remote Control ....................................................................................................................... 31
6. Installation ............................................................................................................................... 32
6.1
Installation hints ............................................................................................................... 32
6.2
Telecommunication data .................................................................................................. 32
