24/332.66. Query NOISE REDUCTIONHexadecimal 02h 51h 4Eh 52h 03hCharacter Q N R■Response (Callback)In the period when the command can be acceptedHexadecimal 02h *1 03hCharacter *2AcceptabilitySECURITY STANDBY(NETWORK)STANDBY(ECO)NO SIGNAL AV MUTE FREEZE○ ○ × ○ ○ ○■Parameters (*1,*2)OFF L1 L2Hexadecimal 30h 31h 32hCharacter 0 1 22.67. Query TV SYSTEMHexadecimal 02h 51h 53h 47h 03hCharacter Q S G■Response (Callback)In the period when the command can be acceptedHexadecimal 02h *1 *3 *5 03hCharacter *2 *4 *6AcceptabilitySECURITY STANDBY(NETWORK)STANDBY(ECO)NO SIGNAL AV MUTE FREEZE○ ○ × ○ ○ ○■Parameters (*1,*2,*3,*4,*5,*6)AUTO NTSC NTSC4.43 PALHexadecimal 41h 55h 54h 4Eh 54h 53h 4Eh 34h 34h 50h 41h 4ChCharacter A U T N T S N 4 4 P A LPAL-M PAL-N SECAMHexadecimal 50h 41h 4Dh 50h 41h 4Eh 53h 45h 43hCharacter P A M P A N S E C■Note:- This command is acceptable only when the input is VIDEO or S-VIDEO. In other cases, ER401 is returned.2.68. Query RGB/YPbPrHexadecimal 02h 51h 52h 46h 03hCharacter Q R F■Response (Callback)In the period when the command can be acceptedHexadecimal 02h *1 03hCharacter *2AcceptabilitySECURITY STANDBY(NETWORK)STANDBY(ECO)NO SIGNAL AV MUTE FREEZE○ ○ × ○ ○ ○■Parameters (*1,*2)RGB YPbPrHexadecimal 30h 31hCharacter 0 1