HP LD4200TM User Manual page 75

Code(Hexa)
D4
D5
C6
79
76
77
AF
99
ENWW
Function
COMPONENT2
RGB PC
HDMI/DVI
ARC
ARC (4:3)
ARC (16:9)
ARC (ZOOM)
AUTO CONFIC
Note
Discrete IR Code(Input COMPONENT2 Selection)
Discrete IR Code(Input RGB PC Selection)
Discrete IR Code(Input HDMI/DVI Selection)
R/C Button
Discrete IR Code(Only 4:3 mode)
Discrete IR Code(Only 16:9 mode)
Discrete IR Code(Only ZOOM1, ZOOM2 mode)
Discrete IR Code
IR Codes 67