JHD1120
System Menu
1.Press and hold the PTY/MENU button (2) for more than 2 seconds to enter the system menu. The first menu item, “KEYBEEP”, will appear on the display.
2.Press the TUNE/SEEK << / >> (18, 19) button repeatedly to navigate the system menu.
3.Press the INFO/ENTER button (16) to select the desired item.
4.Press the INFO/ENTER button again to adjust the selected menu item.
The following items can be adjusted:
•KEYBEEP (Clk (click) / Bep (beep) / Off): Turn the audible beep On/Off (heard when functions/buttons are selected).
•LCDLITE
•TUNING (USA / EURO): Set frequency spacing for various regions.
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•CLK FMT (12Hour / 24Hour): Select 12 or 24 hour display mode.
•CLK (HH : MM): Set clock.
•Press the INFO/ENTER button (16) to view the clock set screen.
•Press the INFO/ENTER button to move to the next digit.
•Press the TUNE/SEEK << / >> (18, 19) buttons to adjust the selected digit.
•PREONLY (On / Off): Turn
•BAT ALRM (Off / On): When ON, radio will alert when vehicle battery voltage is below 10.8 VDC.
•BAT OFF (Off / On): When ON, radio will automatically turn off when vehicle battery voltage is below 10.8 VDC.
•RESET ALL <ENTER>: Press the INFO/ENTER button (16) to return the EEPROM to factory default set up values.
Equalizer
Press the EQ/LOUD button (11) to choose one of the following
Loudness
Press and hold the EQ/LOUD button (11) to toggle loudness on/off. When listening to music at low volumes, this feature will boost the bass and treble ranges to compensate for the characteristics of human hearing.
Auxiliary Input
To access an auxiliary device:
1.Connect the portable audio player to the AUX IN on the front panel (17).
2.Press the MODE button (4) to select “Auxiliary” mode.
3.Press MODE again to cancel “Auxiliary” mode and go to the next mode.
Liquid Crystal Display (LCD)
The current frequency and activated functions are shown on the LCD panel (21).
NOTE: LCD panels may take longer to respond when subjected to cold temperatures for an extended period of time. In addition, the visibility of the characters on the LCD may decrease slightly. The LCD display will return to normal when the temperature increases to a normal range.
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