HP Ld4700 User Guide
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COMMAND1 COMMAND2 DATA1 DATA2 DATA3 25. Tile ID Set d i 00H -19H 26. Natural Mode (In Tile mode) d j 00H -01H 27. Elapsed time return d l FFH 28. Temperature value d n FFH 29. Lamp fault check d p FFH 30. Auto Volume d u 00H -01H 31. Speaker d v 00H -01H 32. Time f a 00H -06H 00H - 17H 0 - 3BH 33. On Timer (On/Off Timer) On, Off f b 00H, FFH 34. Off Timer (On/Off Timer) On, Off f c 00H, FFH 35. On Timer (On/Off Timer) Time f d 00H -07H 00H - 17H 00 - 3BH 36. Off Timer (On/Off Timer) Time f e 00H -07H 00H - 17H 00 - 3BH 37. Sleep Time f f 00H -08H 38. Auto Sleep f g 00H -01H 39. Power On Delay f h 00H -64H 40. Language f i 00H -09H 41. DPM Select f j 00H -01H 42. Reset f k 00H -02H 43. S/W Version f z FFH 44. Input Select x b 20H -A0H Transmission / Receiving Protocol Transmission [Command1][Command2][ ][Set ID][ ][Data][Cr] *[Command 1]: First command. (k) *[Command 2]: Second command.(a ~ u) *[Set ID]: Set up the Set ID number of product. range : 01H~63H. by setting 00H, server can control all products. * In case of operating with more than 2 sets using set ID as 0 at the same time, it should not be checked the ack message. Because all sets will send the ack message, so its impossible the check the whole ack messages. *[DATA]: To transmit command data. ENWW Transmission / Receiving Protocol 43

Transmit FF data to read status of command. *[Cr]: Carriage Return ASCII code ‘0x0D’ *[ ]: ASCII code Space (0x20)’ OK Acknowledgement [Command2][ ][Set ID][ ][OK][Data][x] *The Product transmits ACK (acknowledgement) based on this format when receiving normal data. At this time, if the data is in data read mode, it indicates present status data. If the data is in data write mode, it returns the data of the PC computer. Error Acknowledgement [Command2][ ][Set ID][ ][NG][Data][x] *If there is error, it returns NG 01. Power (Command : a) To control Power On/Off of the Set. Transmission [k][a][ ][Set ID][ ][Data][Cr] Data 0 : Power Off 1 : Power On Acknowledgement [a][ ][Set ID][ ][OK][Data][x] To show the status of Power On/Off. Transmission [k][a][ ][Set ID][ ][FF][Cr] Acknowledgement [a][ ][Set ID][ ][OK][Data][x] Data 0 : Power Off 1 : Power On 44 Appendix C Controlling the Multiple Product ENWW

02. Input Select (Command : b) (Main Picture Input) To select input source for the Set. You can also select an input source using the INPUT button on the remote control. Transmission [k][b][ ][Set ID][ ][Data][Cr] Data 2: AV 4 : Component 1 5 : Component 2 7 : RGB (PC) 8 : HDMI (DTV) 9 : HDMI (PC) Acknowledgement [b][ ][Set ID][ ][OK][Data][x] Data 2 : AV 4 : Component 1 5 : Component 2 7 : RGB (PC) 8 : HDMI (DTV) 9 : HDMI (PC) 03. Aspect Ratio (Command : c) (Main picture format) To adjust the screen format. You can also adjust the screen format using the ARC (Aspect Ratio Control) button on remote control or in the Screen menu. Transmission [k][c][ ][Set ID][ ][Data][Cr] Data 1 : Normal Screen (4:3) 2 : Wide Screen (16 :9) 4 : Zoom1 (AV) 5 : Zoom2 (AV) 6 : Original (AV) ENWW Transmission / Receiving Protocol 45

7 : 14:9 (AV) 9 : Just Scan(HD DTV), 1:1 (RGB PC, HDMI/DVI PC) Acknowledgement [c][ ][Set ID][ ][OK][Data][x] 04. Screen Mute (Command : d) To select screen mute on/off. Transmission [k][d][ ][Set ID][ ][Data][Cr] Data 0 : Screen mute off (Picture on) 1 : Screen mute on (Picture off) Acknowledgement [d][ ][Set ID][ ][OK][Data][x] 05. Volume Mute (Command : e) To control On/Off of the Volume Mute. Transmission [k][e][ ][Set ID][ ][Data][Cr] Data 0 : Volume Mute On (Volume Off) 1 : Volume Mute Off (Volume On) Acknowledgement [e][ ][Set ID][ ][OK][Data][x] Data 0 : Volume Mute On (Volume Off) 1 : Volume Mute Off (Volume On) 06. Volume Control (Command : f) To adjust Volume. Transmission [k][f][ ][Set ID][ ][Data][Cr] 46 Appendix C Controlling the Multiple Product ENWW

Data Min : 00H ~ Max : 64H (Hexadecimal code) Acknowledgement [f][ ][Set ID][ ][OK][Data][x] Data Min : 00H ~ Max : 64H Refer to “Real data mapping” in this appendix. 07. Contrast (Command : g) To adjust screen contrast. You can also adjust the contrast in the Picture menu. Transmission [k][g][ ][Set ID][ ][Data][Cr] Data Min : 00H ~ Max : 64H Refer to “Real data mapping” as shown below. Acknowledgement [g][ ][Set ID][ ][OK][Data][x] * Real data mapping 0 : Step 0 : A : Step 10 : F : Step 15 10 : Step 16 : 64 : Step 100 08. Brightness (Command : h) To adjust screen brightness. You can also adjust the brightness in the Picture menu. Transmission [k][h][ ][Set ID][ ][Data][Cr] Data Min : 00H ~ Max : 64H ENWW Transmission / Receiving Protocol 47

Refer to “Real data mapping” as shown below. Acknowledgement [h][ ][Set ID][ ][OK][Data][x] * Real data mapping 0 : Step : A : Step 10 : F : Step 15 10 : Step 16 : 64 : Step 100 09. Color (Command : i) (Video only) To adjust the screen color. You can also adjust the color in the Picture menu. Transmission [k][i][ ][Set ID][ ][Data][Cr] Data Min : 00H ~ Max : 64H (Hexadecimal code) Refer to “Real data mapping” in the previous section of this appendix. Acknowledgement [i][ ][Set ID][ ][OK][Data][x] Data Min : 00H ~ Max : 64H 10. Tint (Command : j) (Video only) To adjust the screen tint. You can also adjust the tint in the Picture menu. Transmission [k][j][ ][Set ID][ ][Data][Cr] Data Red: 00H ~ Green: 64H (Hexadecimal code) Refer to “Real data mapping” in the previous section of this appendix. Acknowledgement 48 Appendix C Controlling the Multiple Product ENWW

[j][ ][Set ID][ ][OK][Data][x] Data Red: 00H ~ Green: 64H * Tint Real data mapping 0 : Step 0 - Red : 64 : Step 100 - Green 11. Sharpness (Command : k) (Video only) To adjust the screen Sharpness. You can also adjust the sharpness in the Picture menu. Transmission [k][k][ ][Set ID][ ][Data][Cr] Data Min : 00H ~ Max : 64H (Hexadecimal code) Refer to “Real data mapping” in the previous section of this appendix. Acknowledgement [k][ ][Set ID][ ][OK][Data][x] Data Min : 00H ~ Max : 64H 12. OSD Select (Command : l) To control OSD on/off to the set. Transmission [k][l][ ][Set ID][ ][Data][Cr] Data 0 : OSD Off 1 : OSD On Acknowledgement [l][ ][Set ID][ ][OK][Data][x] Data 0 : OSD Off 1 : OSD On 13. Remote Lock /Key Lock (Command : m) To control Remote Lock on/off to the set. ENWW Transmission / Receiving Protocol 49

This function, when controlling RS-232C, locks the remote control and the local keys. Transmission [k][m][ ][Set ID][ ][Data][Cr] Data 0 : Off 1 : On Acknowledgement [m][ ][Set ID][ ][OK][Data][x] Data 0 : Off 1 : On 14. Balance (Command : t) To adjust the sound balance. Transmission [k][t][ ][Set ID][ ][Data][Cr] Data Min : 00H ~ Max : 64H (Hexadecimal code) Refer to “Real data mapping” in the previous section of the appendix Acknowledgement [t][ ][Set ID][ ][OK][Data][x] Data Min : 00H ~ Max : 64H Balance : L50 ~ R50 15. Color Temperature (Command : u)v To adjust the screen color temperature. Transmission [k][u][ ][Set ID][ ][Data][Cr] Data 0 : Medium 1 : Cool 2 : Warm 3 : User 50 Appendix C Controlling the Multiple Product ENWW

Acknowledgement [u][ ][Set ID][ ][OK][Data][x] Data 0 : Medium 1 : Cool 2 : Warm 3 : User 16. Abnormal state (Command : z) Abnormal State : Used to Read the power off status when Stand-by mode. Transmission [k][z][ ][Set ID][ ][Data][Cr] Data FF : Read 0 : Normal (Power on and signal exist) 1 : No signal (Power on) 2 : Turn the monitor off by remote control 3 : Turn the monitor off by sleep time function 4 : Turn the monitor off by RS-232C function 8 : Turn the monitor off by off time function 9 : Turn the monitor off by auto off function Acknowledgement [z][ ][Set ID][ ][OK][Data][x] 17. ISM mode (Command: j p) Used to select the afterimage preventing function. Transmission [j][p][ ][Set ID][ ][Data][Cr] Data 1H : Inversion 2H : Orbiter 4H : White Wash 8H : Normal ENWW Transmission / Receiving Protocol 51

10H : Dot Wash Acknowledgement [p][ ][Set ID][ ][OK][Data][x] 18. Auto Configure (Command: j u) To adjust picture position and minimize image shaking automatically. It works only in RGB(PC) mode. Transmission [j][u][ ][Set ID][ ][Data][Cr] Data 1 : To set auto configure Acknowledgement [u][ ][Set ID][ ][OK][Data][x] 19. Key (Command : m c) To send IR remote key code. Transmission [m][c][ ][Set ID][ ][Data][Cr] Data Key code : Refer to page IR Codes Table. Acknowledgement [c][ ][Set ID][ ][OK][Data][x] 20. Tile Mode (Command : d d) Change a Tile Mode. Transmission [d][d][][Set ID][][Data][Cr] Data Description 00 Tile mode is off. 12 1 x 2 mode (column x row) 13 1 x 3 mode 52 Appendix C Controlling the Multiple Product ENWW