DongFeng DFH4180 Series - Page 59

Structure and Operation
D760.H03E-001.H1907 49
3.3 Display effect: LED, backlight, LCD brightness adjustment;
3.4 time display: 24 hours and 12 hours are optional.
4. Instrument self-diagnosis
Under "instrument self-diagnosis", you can choose to diagnose information
including pointer, alarm lamp, buzzer, LCD display and sensor.
4.1 pointer: pointer self-test can be carried out, zero - full - zero;
4.2 alarm light: LED self-check, all LED are bright;
4.3 loudspeaker: self-check three times;
4.4 LCD: LCD self-test;