Radio Shack HTX-420 Owner's Manual page 15

BG TECH.
USING UNIVERSAL TYPE KEY FOR SET MODE
Press or
TXTONE, DTMF, AREA code set, SAME on/off mode in turns.
If you select a setting you want to change, press
Setting the squelch level :
Press
on sub frequency display will appear.
VHFRPT : VHF Repeater frequency setting.
When you select value pressing up/down arrow key or rotating rotary switch,
press
Repeater offset frequency range : 0KHz to 8MHz
Default frequency step : 5KHz
Default repeater offset : 600KHz
Default repeater offset step : 5KHz
UHF RPT : UHF Repeater Frequency Setting
When you select value pressing up/down arrow key, press
Repeater offset frequency range : 0KHz to 8MHz
Default frequency step : 12.5KHz
Default repeater offset : 5MHz
Default repeater offset step : 100KHz
RXTONE : RX CTCSS Frequency Setting
When you select a frequency or no frequency (CTCSS off) pressing up/down arrow key,
press
Default is "88.5".
VERSION III
2001/2/28
repeatedly to select setting SQL 0 ~ 5, VHFRPT, UHFRPT, RXTONE,
to change the squelch setting. "00 ~ 05" on main frequency display and SQL
to save and exit.
to save and exit
to change value.
to save and exit