39Function Controlling codes Return codesVOL + 7F 08 99 A2 B3 C4 02 FF 01 18CF7F 09 99 A2 B3 C4 02 FF 01 1801 CFMenu 7F 08 99 A2 B3 C4 02 FF 01 1BCF7F 09 99 A2 B3 C4 02 FF 01 1B01 CFHome page 7F 08 99 A2 B3 C4 02 FF 01 1CCF7F 09 99 A2 B3 C4 02 FF 01 1C01 CFReturn (exit) 7F 08 99 A2 B3 C4 02 FF 01 1DCF7F 09 99 A2 B3 C4 02 FF 01 1D01 CFAuto ADJ 7F 08 99 A2 B3 C4 02 FF 01 20CF7F 09 99 A2 B3 C4 02 FF 01 2001 CFOK 7F 08 99 A2 B3 C4 02 FF 01 2BCF7F 09 99 A2 B3 C4 02 FF 01 2B01 CF← 7F 08 99 A2 B3 C4 02 FF 01 2CCF7F 09 99 A2 B3 C4 02 FF 01 2C01 CF→ 7F 08 99 A2 B3 C4 02 FF 01 2DCF7F 09 99 A2 B3 C4 02 FF 01 2D01 CF↑ 7F 08 99 A2 B3 C4 02 FF 01 2ECF7F 09 99 A2 B3 C4 02 FF 01 2E01 CF↓ 7F 08 99 A2 B3 C4 02 FF 01 2FCF7F 09 99 A2 B3 C4 02 FF 01 2F01 CFFreeze 7F 08 99 A2 B3 C4 02 FF 01 3BCF7F 09 99 A2 B3 C4 02 FF 01 3B01 CFSet volume7F 08 99 A2 B3 C4 02 FF 05 XXCF 7F 09 99 A2 B3 C4 02 FF 05 XX01 CFSet D.MODE7F 08 99 A2 B3 C4 02 FF 06 XXCF 7F 09 99 A2 B3 C4 02 FF 06 XX01 CFQuery thefirmwareversion number7F 08 99 A2 B3 C4 02 FF 01 3DCF7F 09 99 A2 B3 C4 02 FF 01 3D01 CFXX indicates the mode. 00 and 01indicate standard and eco modesrespectively.XX indicates the volume value (0 to 100),corresponding to hexadecimals 00 to 64.Note:Note: