Becker Designed AR 4201 - ( O) (GK 415) 2

Issue 05/00

Article No. 890.375-071

Contents

OPERATING INSTRUCTIONS BECKER AR 4201 - ( O) (GK 415) portable VHF Transceiver Page Table of contents Technical data Repair instructions Servicing and operation of lead-acidbatteries Important Introduction Safety information Additional information General information Servicing and operation of lead-acidbatteries Controls and indicators Operating instructions Technical data Function of controls and indicators oBasic settings in the service mode oEnding of the service mode Operating instructions oTransmit/receive mode NOTES oSetting the dynamic mike input sensitivity oSetting the “channel end” scanning range (if funtion SF8 ac- tivated) oEntry of password to interlock the equipment configuration NOTE oJamming of transmit button oFlashing of the LCD oErase stored frequencies oSetting the “channel start” scanning range (if funtion SF8 ac- tivated) oInhibiting the frequency setting (channel selection only) oInhibiting the frequency storage oOperation of the various modes oMode 1 (standard mode) oSetting the temperature display in °C or °F oSwitching on the scan function oSetting the hold time in the scan function (if funtion SF8 acti- vated) oSetting the IC level oCalibrating the temperature sensor oSetting addressable storage locations 1 to oMode 2 (display of fixed frequencies in the various channels) oChannel selection mode oScan function oSetting the sidetone level oSetting the audio auxiliary level oSetting the squelch threshold oMode 3 (indication of supply voltage) Service mode (equipment configurations)