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Copyright (C) NEC Display Solutions, Ltd. 2014-2015 

BDT140013 

 

Revision 4.0 

 

 

Projector 

Control Command 

Reference Manual 

 

 

Summary of Contents for NP-M403X

Page 1: ...Copyright C NEC Display Solutions Ltd 2014 2015 BDT140013 Revision 4 0 Projector Control Command Reference Manual...

Page 2: ...ate for the usage environment of the projector Models for which the control commands are available See the Appendix Connecting an External Device Conventions For information about how commands and res...

Page 3: ...E 17 3 5 020 PICTURE MUTE ON 19 3 6 021 PICTURE MUTE OFF 20 3 7 022 SOUND MUTE ON 21 3 8 023 SOUND MUTE OFF 22 3 9 024 ONSCREEN MUTE ON 23 3 10 025 ONSCREEN MUTE OFF 24 3 11 030 1 PICTURE ADJUST 25 3...

Page 4: ...64 3 36 078 6 COVER STATUS REQUEST 65 3 37 079 FREEZE CONTROL 66 3 38 084 INFORMATION STRING REQUEST 67 3 39 097 8 ECO MODE REQUEST 68 3 40 097 45 LAN PROJECTOR NAME REQUEST 69 3 41 097 155 LAN MAC A...

Page 5: ...x Connecting an External Device Connection using a serial port Connection via a network Connection using a serial port This method connects a PC and the projector using a serial cable cross cable Conn...

Page 6: ...ut the type of LAN cable to be used straight or cross contact the network administrator The pin assignment of the LAN port is shown below LAN port RJ 45 8 pin connector Pin number Function Description...

Page 7: ...d to send and receive commands as shown below Item Detail Baud rate 115200 38400 19200 9600 4800 bps Data length 8 bits Parity bit None Stop bit 1 bit Communication mode Full duplex LAN connection 4Wi...

Page 8: ...REQUEST Gets filter usage information such as usage time 33 037 4 LAMP INFORMATION REQUEST 3 Gets lamp information such as usage time and remaining life 34 037 6 CARBON SAVINGS INFORMATION REQUEST Get...

Page 9: ...T Gets the value set for the eco mode 68 097 45 LAN PROJECTOR NAME REQUEST Gets the projector name 69 097 155 LAN MAC ADDRESS STATUS REQUEST2 Gets the MAC address of the projector 70 097 198 PIP PICTU...

Page 10: ...w Parameter name Description ID1 Control ID The value of the control ID set for the projector is used ID2 Model code This varies depending on the model in use CKS Checksum The checksum is calculated a...

Page 11: ...mand succeeds When the command does not request data a response is returned with no data part When the command requests data a response is returned with data added to data parts When the execution of...

Page 12: ...e is invalid 02h 00h Memory allocation error 02h 02h Memory in use 02h 03h The specified value cannot be set 02h 04h Forced onscreen mute on 02h 06h Viewer error 02h 07h No signal 02h 08h A test patte...

Page 13: ...h 00h 88h Response 4When the command succeeds 20h 88h ID1 ID2 0Ch DATA01 DATA12 CKS 4When the command fails A0h 88h ID1 ID2 02h ERR1 ERR2 CKS Data part DATA1 DATA12 Error information is provided A bit...

Page 14: ...it1 FPGA error Bit5 Mirror cover error Bit2 Temperature error temperature sensor Bit6 Lamp 2 in a replacement moratorium Bit3 Lamp or lamp 1 not present Bit7 Lamp 2 usage time exceeded the limit DATA0...

Page 15: ...rojector Information While this command is turning on the power no other command can be accepted Command 02h 00h 00h 00h 00h 02h Response 4When the command succeeds 22h 00h ID1 ID2 00h CKS 4When the c...

Page 16: ...rmation While this command is turning off the power including the cooling time no other command can be accepted Command 02h 01h 00h 00h 00h 03h Response 4When the command succeeds 22h 01h ID1 ID2 00h...

Page 17: ...02h 01h DATA01 CKS Data part Item Description DATA01 Input terminal Information For the values of input terminal see the Appendix Supplementary Information by Command 4Command example The following co...

Page 18: ...mand succeeds 22h 03h ID1 ID2 01h DATA01 CKS Data part Item Description DATA01 Execution result 00h Ended successfully FFh Ended with an error no signal switch is made 4When the command fails A2h 03h...

Page 19: ...If any of the following operations is done the picture mute is turned off Input terminal switch Video signal switch Command 02h 10h 00h 00h 00h 12h Response 4When the command succeeds 22h 10h ID1 ID2...

Page 20: ...3 6 021 PICTURE MUTE OFF Turns the picture mute off Command 02h 11h 00h 00h 00h 13h Response 4When the command succeeds 22h 11h ID1 ID2 00h CKS 4When the command fails A2h 11h ID1 ID2 02h ERR1 ERR2 C...

Page 21: ...following operations is done the sound mute is turned off Input terminal switch Video signal switch Sound volume adjustment Command 02h 12h 00h 00h 00h 14h Response 4When the command succeeds 22h 12h...

Page 22: ...22 3 8 023 SOUND MUTE OFF Turns the sound mute off Command 02h 13h 00h 00h 00h 15h Response 4When the command succeeds 22h 13h ID1 ID2 00h CKS 4When the command fails A2h 13h ID1 ID2 02h ERR1 ERR2 CKS...

Page 23: ...If any of the following operations is done the onscreen mute is turned off Input terminal switch Video signal switch Command 02h 14h 00h 00h 00h 16h Response 4When the command succeeds 22h 14h ID1 ID2...

Page 24: ...10 025 ONSCREEN MUTE OFF Turns the onscreen mute off Command 02h 15h 00h 00h 00h 17h Response 4When the command succeeds 22h 15h ID1 ID2 00h CKS 4When the command fails A2h 15h ID1 ID2 02h ERR1 ERR2...

Page 25: ...h Color 03h Hue 04h Sharpness DATA02 Adjustment mode 00h Specify an absolute value 01h Specify a relative value DATA03 Adjustment value low order 8 bits DATA04 Adjustment value high order 8 bits 4Comm...

Page 26: ...nd succeeds 23h 10h ID1 ID2 02h DATA01 DATA02 CKS Data part Item Description DATA01 DATA02 Execution result 0000h Ended successfully Other than 0000h Ended with an error 4When the command fails A3h 10...

Page 27: ...KS Data part Item Description DATA01 Adjustment mode 00h Specify an absolute value 01h Specify a relative value DATA02 Adjustment value low order 8 bits DATA03 Adjustment value high order 8 bits 4Comm...

Page 28: ...nd succeeds 23h 10h ID1 ID2 02h DATA01 DATA02 CKS Data part Item Description DATA01 DATA02 Execution result 0000h Ended successfully Other than 0000h Ended with an error 4When the command fails A3h 10...

Page 29: ...rmation For information about the values set for the aspect see the Appendix Supplementary Information by Command Response 4When the command succeeds 23h 10h ID1 ID2 02h DATA01 DATA02 CKS Data part It...

Page 30: ...A01 DATA05 CKS Data part Item Description DATA01 DATA02 DATA01 DATA02 Adjustment target 96h FFh LAMP ADJUST LIGHT ADJUST DATA03 Adjustment mode 00h Specify an absolute value 01h Specify a relative val...

Page 31: ...nd succeeds 23h 10h ID1 ID2 02h DATA01 DATA02 CKS Data part Item Description DATA01 DATA02 Execution result 0000h Ended successfully Other than 0000h Ended with an error 4When the command fails A3h 10...

Page 32: ...for the system DATA83 86 Lamp usage time seconds DATA87 90 Filter usage time seconds DATA91 98 Reserved for the system 4When the command fails A3h 8Ah ID1 ID2 02h ERR1 ERR2 CKS 4Response example When...

Page 33: ...h 95h 00h 00h 00h 98h Response 4When the command succeeds 23h 95h ID1 ID2 08h DATA01 DATA08 CKS Data part Item Description DATA01 04 Filter usage time seconds DATA05 08 Filter alarm start time seconds...

Page 34: ...reflect the eco mode Command 03h 96h 00h 00h 02h DATA01 DATA02 CKS Data part Item Description DATA01 Target 00h Lamp 1 01h Lamp 2 DATA02 Content 01h Lamp usage time seconds 04h Lamp remaining life Inf...

Page 35: ...the command fails A3h 96h ID1 ID2 02h ERR1 ERR2 CKS 4Response example When the lamp usage time is18000 seconds 5 hours 23h 96h ID1 ID2 06h 00h 01h 50h 46h 00h 00h CKS Lamp usage time DATA03 DATA06 18...

Page 36: ...ON SAVINGS INFORMATION REQUEST Gets the Carbon Saving values on the projector Command 03h 9Ah 00h 00h 01h DATA01 CKS Data part Item Description DATA01 Target 00h Total Carbon Savings 01h Carbon Saving...

Page 37: ...n Savings 01h Carbon Savings during operation DATA02 05 Carbon Savings Kilogram Maximum 99999 kg DATA06 09 Carbon Savings Milligram Maximum 999999 mg 4When the command fails A3h 9Ah ID1 ID2 02h ERR1 E...

Page 38: ...ode DATA01 DATA02 Key name 2 02h 00h POWER ON 3 03h 00h POWER OFF 5 05h 00h AUTO 6 06h 00h MENU 7 07h 00h UP 8 08h 00h DOWN 9 09h 00h RIGHT 10 0Ah 00h LEFT 11 0Bh 00h ENTER 12 0Ch 00h EXIT 13 0Dh 00h...

Page 39: ...e following command sends the key code AUTO 02h 0Fh 00h 00h 02h 05h 00h 18h Response 4When the command succeeds 22h 0Fh ID1 ID2 01h DATA01 CKS Data part Item Description DATA01 Execution result 00h En...

Page 40: ...for 0 5 second in the direction of plus 03h Drives for 0 25 second in the direction of plus 7Fh Drives in the direction of plus 81h Drives in the direction of minus FDh Drives for 0 25 second in the...

Page 41: ...a part Item Description DATA01 Execution result 00h Ended successfully FFh Ended with an error 4When the command fails A2h 18h ID1 ID2 02h ERR1 ERR2 CKS Information While the lens is being driven you...

Page 42: ...053 1 LENS CONTROL REQUEST Gets adjusted values of the lens position Command 02h 1Ch 00h 00h 02h DATA01 00h CKS Data part Item Description DATA01 Target 00h Zoom 01h Focus 02h Lens Shift H 03h Lens S...

Page 43: ...V DATA02 Upper limit of the adjustment range low order 8 bits DATA03 Upper limit of the adjustment range high order 8 bits DATA04 Lower limit of the adjustment range low order 8 bits DATA05 Lower lim...

Page 44: ...Target 00h Zoom 01h Focus 02h Lens Shift H 03h Lens Shift V FFh Stop DATA02 Adjustment mode 00h Specify an absolute value 02h Specify a relative value DATA03 Adjustment value low order 8 bits DATA04 A...

Page 45: ...ATA01 DATA02 CKS Data part Item Description DATA01 Target 00h Zoom 01h Focus 02h Lens Shift H 03h Lens Shift V FFh Stop DATA02 Adjustment mode 00h Specify an absolute value 02h Specify a relative valu...

Page 46: ...L Controls the lens memory Information See 053 4 REFERENCE LENS MEMORY CONTROL for controlling the reference lens memory Command 02h 1Eh 00h 00h 01h DATA01 CKS Data part Item Description DATA01 Operat...

Page 47: ...22h 1Eh ID1 ID2 02h DATA01 DATA02 CKS Data part Item Description DATA01 Operation 00h STORE 01h MOVE 02h RESET DATA02 Execution result 00h Ended successfully FFh Ended with an error 4When the command...

Page 48: ...memory Information See 053 3 LENS MEMORY CONTROL for controlling the lens memory This command controls the profile number specified in 053 10 LENS PROFILE SET Command 02h 1Fh 00h 00h 01h DATA01 CKS D...

Page 49: ...22h 1Fh ID1 ID2 02h DATA01 DATA02 CKS Data part Item Description DATA01 Operation 00h STORE 01h MOVE 02h RESET DATA02 Execution result 00h Ended successfully FFh Ended with an error 4When the command...

Page 50: ...Data part Item Description DATA01 Target 00h LOAD BY SIGNAL 01h FORCED MUTE Response 4When the command succeeds 22h 20h ID1 ID2 02h DATA01 DATA02 CKS Data part Item Description DATA01 Target 00h LOAD...

Page 51: ...053 6 LENS MEMORY OPTION SET Sets the lens memory Command 02h 21h 00h 00h 02h DATA01 DATA02 CKS Data part Item Description DATA01 Target 00h LOAD BY SIGNAL 01h FORCED MUTE DATA02 Setting value 00h OFF...

Page 52: ...h 21h ID1 ID2 02h DATA01 DATA02 CKS Data part Item Description DATA01 Target 00h LOAD BY SIGNAL 01h FORCED MUTE DATA02 Execution result 00h Ended successfully 01h Ended with an error 4When the command...

Page 53: ...KS Data part Item Description DATA01 Target Bit0 Lens memory Bit4 Lens Shift V 0 Stop 0 Stop 1 During operation 1 During operation Bit1 Zoom Bit5 Reserved for the system 0 Stop 1 During operation Bit2...

Page 54: ...Description DATA01 Profile number 00h Profile 1 01h Profile 2 Response 4When the command succeeds 22h 27h ID1 ID2 02h DATA01 DATA02 CKS Data part Item Description DATA01 Profile number 00h Profile 1 0...

Page 55: ...lens memory Command 02h 28h 00h 00h 00h 2Ah Response 4When the command succeeds 22h 28h ID1 ID2 02h DATA01 DATA02 CKS Data part Item Description DATA01 Profile number 00h Profile 1 01h Profile 2 DATA...

Page 56: ...h 00h CKS Data part Item Description DATA01 Adjusted value name 00h PICTURE BRIGHTNESS 01h PICTURE CONTRAST 02h PICTURE COLOR 03h PICTURE HUE 04h PICTURE SHARPNESS 05h VOLUME 96h LAMP ADJUST LIGHT ADJ...

Page 57: ...bits DATA05 Lower limit of the adjustment range high order 8 bits DATA06 Default value low order 8 bits DATA07 Default value high order 8 bits DATA08 Current value low order 8 bits DATA09 Current val...

Page 58: ...TA01 03 Base model type DATA04 Sound function 00h Not available 01h Available DATA05 Profile number 00h Not available 01h Clock function 02h Sleep timer function 03h Clock function and Sleep timer fun...

Page 59: ...tem DATA03 Power status 00h Standby FFh Not supported 01h Power on DATA04 Cooling process 00h Not executed FFh Not supported 01h During execution DATA05 Power On Off process 00h Not executed FFh Not s...

Page 60: ...Description DATA01 Signal switch process 00h Not executed FFh Not supported 01h During execution DATA02 Signal list number 00h C7h Signal list number 1 FFh Not supported DATA03 Selection signal type...

Page 61: ...yed 02h Viewer displayed FFh Not supported DATA10 16 Reserved for the system Information A value which is 1 smaller than a practical value will be returned as a signal list number For finding out a pr...

Page 62: ...85h 00h 00h 01h 03h 89h Response 4When the command succeeds 20h 85h ID1 ID2 10h DATA01 DATA16 CKS Data part Item Description DATA01 Picture mute 00h Off 01h On FFh Not supported DATA02 Sound mute 00h...

Page 63: ...A04 Forced onscreen mute 00h Off 01h On FFh Not supported DATA05 Onscreen display 00h Not displayed 01h Displayed FFh Not supported DATA06 16 Reserved for the system 4When the command fails A0h 85h ID...

Page 64: ...projector Command 00h 85h 00h 00h 01h 04h 8Ah Response 4When the command succeeds 20h 85h ID1 ID2 20h DATA01 DATA32 CKS Data part Item Description DATA01 32 Model name NUL termination character strin...

Page 65: ...cover or lens cover Command 00h 85h 00h 00h 01h 05h 8Bh Response 4When the command succeeds 20h 85h ID1 ID2 01h DATA01 CKS Data part Item Description DATA01 Status 00h Normal cover opened 01h Cover c...

Page 66: ...art Item Description DATA01 Operation 01h Turns the freeze function on 02h Turns the freeze function off Response 4When the command succeeds 21h 98h ID1 ID2 01h DATA01 CKS Data part Item Description D...

Page 67: ...ency 04h Vertical synchronous frequency Response 4When the command succeeds 20h D0h ID1 ID2 LEN DATA01 01h DATA02 DATA CKS Data part Item Description DATA01 Information type 03h Horizontal synchronous...

Page 68: ...returned Command 03h B0h 00h 00h 01h 07h BBh Response 4When the command succeeds 23h B0h ID1 ID2 02h 07h DATA01 CKS Data part Item Description DATA01 Value set for the eco mode Information For inform...

Page 69: ...name Command 03h B0h 00h 00h 01h 2Ch E0h Response 4When the command succeeds 23h B0h ID1 ID2 12h 2Ch DATA01 DATA17 CKS Data part Item Description DATA01 17 Projector name NUL termination character str...

Page 70: ...command succeeds 23h B0h ID1 ID2 08h 9Ah 00h DATA01 DATA06 CKS Data part Item Description DATA01 06 MAC address 4When the command fails A3h B0h ID1 ID2 02h ERR1 ERR2 CKS 4Response example When the MA...

Page 71: ...ICTURE BY PICTURE REQUEST Gets the value set for the picture in picture and picture by picture Command 03h B0h 00h 00h 02h C5h DATA01 CKS Data part Item Description DATA01 Target 00h MODE 01h START PO...

Page 72: ...when DATA01 is 00h MODE 00h PIP 01h PICTURE BY PICTURE Setting value when DATA01 is 01h START POSITION 00h TOP LEFT 01h TOP RIGHT 02h BOTTOM LEFT 03h BOTTOM RIGHT Sub input setting value when DATA01 i...

Page 73: ...et for the edge blending Command 03h B0h 00h 00h 02h DFh 00h 94h Response 4When the command succeeds 23h B0h ID1 ID2 03h DFh 00h DATA01 CKS Data part Item Description DATA01 Setting value 00h OFF 01h...

Page 74: ...n DATA01 Value set for the eco mode Information For information about the values set for the eco mode see the Appendix Supplementary Information by Command Response 4When the command succeeds 23h B1h...

Page 75: ...16 00h CKS Data part Item Description DATA01 16 Projector name up to 16 bytes Response 4When the command succeeds 23h B1h ID1 ID2 02h 2Ch DATA01 CKS Data part Item Description DATA01 Execution result...

Page 76: ...MODE 01h START POSITION 02h SUB INPUT DATA02 Setting value when DATA01 is 00h Mode 00h PIP 01h PICTURE BY PICTURE Setting value when DATA01 is 01h START POSITION 00h TOP LEFT 01h TOP RIGHT 02h BOTTOM...

Page 77: ...ID1 ID2 03h C5h DATA01 DATA02 CKS Data part Item Description DATA01 Target 00h MODE 01h START POSITION 02h SUB INPUT DATA02 Execution result 00h Ended successfully 01h Ended with an error 4When the c...

Page 78: ...A01 CKS Data part Item Description DATA01 Setting value 00h 00h 01h 01h Response 4When the command succeeds 23h B1h ID1 ID2 03h DFh 00h DATA01 CKS Data part Item Description DATA01 Execution result 00...

Page 79: ...10h 00h DATA01 DATA15 CKS Data part Item Description DATA01 DATA02 Base model type DATA03 11 Model name NUL termination character string DATA12 DATA13 Base model type DATA14 DATA15 Reserved for the sy...

Page 80: ...ector Command 00h BFh 00h 00h 02h 01h 06h C8h Response 4When the command succeeds 20h BFh ID1 ID2 12h 01h 06h DATA01 DATA16 CKS Data part Item Description DATA01 16 Serial number NUL termination chara...

Page 81: ...TA15 CKS Data part Item Description DATA01 Operation status 00h Standby Sleep 06h Standby error 04h Power on 0Fh Standby Power saving 05h Cooling 10h Network standby DATA02 Content displayed 00h Video...

Page 82: ...3 0Ah COMPONENT 60Hz 02h PAL 0Bh COMPONENT 50Hz 03h PAL60 0Ch Unknown 04h SECAM 0Dh NTSC 05h B W60 0Eh PAL M 06h B W50 0Fh PAL L 07h PALNM FFh Not Video Input 08h NTSC3 58 LBX DATA06 Video mute 00h Of...

Page 83: ...t Command 03h C9h 00h 00h 03h 09h DATA01 DATA02 CKS Data part Item Description DATA01 Target 00h HDMI1 03h ETHRENET or HDBaseT 01h HDMI2 04h USB A 02h DisplayPort 05h USB B DATA02 Setting value 00h Th...

Page 84: ...TA01 DATA02 CKS Data part Item Description DATA01 Target 00h HDMI1 03h ETHRENET or HDBaseT 01h HDMI2 04h USB A 02h DisplayPort 05h USB B DATA02 Execution result 00h Ended successfully 01h Ended with a...

Page 85: ...he supported command 030 15 Updated the supported command 060 1 2 0 May 29 2015 Added the supported commands 030 12 037 037 6 053 053 1 053 2 053 3 053 4 053 5 053 6 053 7 053 10 053 11 078 1 078 2 07...

Page 86: ...M323W NP M333XS NP M353WS NP M303WS NP M403H NP M323H NP M353HS NP M323HS NP M303HS NP M402W NP M362W NP M402X NP M362X NP M322X NP M282X NP M322W NP M352WS NP M302WS NP M332XS NP PA622U NP PA522U NP...

Page 87: ...L PH1002HL NP PX651X NP PX581W NP PX602UL PX602WL NP U321H NP UM301X NP UM301W NP UM361X NP UM351W NP UM352W Contents 3 0 June 16 2015 Added the supported command 3 0 Same as Revision 2 0 1 0 August 2...

Page 88: ...W NP M402X NP M362X NP M322X NP M282X NP M322W NP M352WS NP M302WS NP M332XS NP P502HL NP P502WL NP P502H NP P502W NP P452H NP P452W NP PA622U NP PA522U NP PA672W NP PA572W NP PA722X NP PA622X NP PA62...

Page 89: ...ORK STANDBY NP P502HL NP P502WL NP P502H NP P502W NP P452H NP P452W NORMAL NETWORK STANDBY NETWORK STANDBY NP PA622U NP PA522U NP PA672W NP PA572W NP PA722X NP PA622X NORMAL HTBaseT STANDBY HTBaseT ST...

Page 90: ...UST 030 15 OTHER ADJUST 037 INFORMATION REQUEST 037 3 FILTER USAGE INFORMATION REQUEST 037 4 LAMP INFORMATION REQUEST 3 037 6 CARBON SAVINGS INFORMATION REQUEST 050 REMOTE KEY CODE 053 LENS CONTROL 05...

Page 91: ...h 20h 22h NP P502HL NP P502WL NP P502H NP P502W NP P452H NP P452W 01h 06h A1h A2h BFh 23h NP PA622U NP PA522U NP PA672W NP PA572W NP PA722X NP PA622X 01h 02h 06h 0Bh A1h A2h A6h 20h NP PA621U NP PA521...

Page 92: ...U NP PA521U NP PA671W NP PA571W NP PA721X NP PA621X 4 3 WINDOWS LETTER BOX WIDE SCREEN 16 9 ZOOM FULL 5 4 16 10 15 9 NATIVE AUTO NP PH1202HL NP PH1002HL 4 3 WINDOWS LETTER BOX WIDE SCREEN 16 9 ZOOM FU...

Page 93: ...M332XS OFF AUTO ECO NORMAL ECO NP P502HL NP P502WL OFF ECO1 ECO2 NP P502H NP P502W NP P452H NP P452W OFF AUTO ECO NORMAL ECO NP PA622U NP PA522U NP PA672W NP PA572W NP PA722X NP PA622X NP PA621U NP P...

Page 94: ...403X FFh 22h 00h 12h NP P452H FFh 22H 02H 14H NP P452W FFh 22H 03H 14H NP P502H FFh 22H 00H 14H NP P502HL FFh 22h 00h 13h NP P502W FFh 22H 01H 14H NP P502WL FFh 22h 01h 13h NP PA521U FFh 21h 01h 10h N...

Page 95: ...COMPUTER BNC CV BNC Y C HDMI1 DiaplayPort BNC HDBaseT HDMI2 LAN COMPUTER BNC CV DATA04 01h 02h 03h 06h 07h 21h NP M402W NP M362W NP M402X NP M362X NP M322X NP M282X NP M322W NP M352WS NP M302WS NP M3...

Page 96: ...NC Y C HDMI1 HDMI2 DisplayPort COMPUTER BNC ETHERNET USB A NP PA622U NP PA522U NP PA672W NP PA572W NP PA722X NP PA622X OFF BNC CV BNC Y C HDMI1 HDMI2 DisplayPort COMPUTER BNC HDBaseT NP PH1202HL NP PH...

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