---------------------------------------------------------------------------------------------------------------------------------134.3.2 Select C.O.line charge modeFormat: 0 3 0 0 # to set reverse charging modeDescription: To set system charge mode into reverse charging mode,while detecting the reversesignal (Provide by telecom company) for the charge list start time, after the PABXhave detected the reverse signal, it will generate the charge list.Format: 0 3 T T # to set delaying modeDescription: Select all C.O.line to charge mode of Delay billing, TT – delay time (01-99 sec.),which is from finish dialing to the system start to chargeDefault setting: Duration of time-delay being 5 seconds.Example: Setting delay time: 20s, input: 0320#Format: 0 4 0 0 # Clear system’s storage of all charge listDescription: Clear the charge list stored in system memory.NOTE: system can store more 3000 items charge list in PBX when power off.4.4 Day / Night Mode & Weekend Mode Setting4.4.1 Day/night Mode SettingFormat: 0 4 0# Set day/night mode to automatically mode0 4 1 # Set day/night mode to manual mode0 4 2 HH TT # day mode start time, HH-hour (24), TT-minute0 4 3 HH TT # day mode end time, HH-hour (24), TT-minute0 4 4 0 # Enable auto-attendant (OGM) in day and night0 4 4 1 # Enable auto-attendant in day (means in night is operator mode)0 4 4 2 # Enable auto-attendant in night (means in day is operator mode): 0440#,0441# ,0442# setting must be used after set Operating mode ( refer 4.7.3 or 4.7.4 )to auto-attendant.Example: Set day/night mode to automatically mode, Day mode start time is 08:30 and end timeis 18:00.And CO line 1 to 11 and CO line 13 to 15 is operator mode in day , isauto-attendant mode in night, CO line 12 、16 is operator mode in day and night.then you should input 10#, 1112#,1116#,0420830#, 0431800#, 040#, 0442#。4.4.2 Weekend Mode SettingFormat: 0 4 8 0 # enable weekend mode function0 4 8 1 # disable weekend mode function, this is default setting