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SERIAL FUNCTIONAL SPECIFICATION                                                                                      Page 16 of 18 

 

2)  “80” [CR] 

Status: STAND BY 

When the status is STAND BY, Status Read Commands are always acceptable, but 

Functional Execution Commands are not acceptable except Power ON Command 

3)  “40” [CR] 

Status: Processing Count Down 

When “Display” in Setting Menu is ON and Power ON is executed, it starts processing 

Count Down. This Count Down finishes in 60 seconds and moves to Power ON. 

During this process, control commands except Power ON Command (“CC00”)[CR]) are 

unacceptable.  When Power ON Command is executed, processing Count Down is 

terminated and the status moves to Power ON. Also, when “Display” OFF in the 

setting menu is set, processing Count Down is skipped and the status moves to Power 

ON quickly. 

4)  “20” [CR] 

Status: Cooling 

When status is Power ON, and Power OFF Command is executed, it moves to cooling 

status. This cooling status automatically moves on to Stan By after the lamp turns off 

and the fan spin for about 90seconds. 

The time defers from models.    This Cooling Down Works for lamps and other optical 

accessories.    Control commands are not available for this status. 

5)  “10” [CR] 

Status: Abnormal power supply voltage 

When the power supply voltage inside the projector reaches abnormal power supply 

voltage, the power will be automatically turned off.  The projector returns “10”[CR] 

and cooling fan is also stopped at the time. 

6)  “28” [CR] 

Status:  Processing Cooling Down because of critical temperature. 

When the temperature inside a projector is out of the operating temperature, it 

automatically starts cooling down.    Response is “28”[CR]. 

Even if the temperature is processing low, the cooling down is executed 

7)  “08” [CR] 

Status:  Abnormal temperature 

When the temperature does not go down after cooling down due to the abnormal 

temperature, this is the Response.    The projector keeps the Standby status. 

8)  “88” [CR] 

Status: Normal status after recovering abnormal temperature. 

When the temperature goes down after cooling down and moving to Standby 

status, this is the response. 

This status keeps until the next operation. In short, when Power On is executed, the 

temperature information is canceled, and works normal. 

 

 

 

Summary of Contents for LV-S4

Page 1: ...LV S4 SERIAL FUNCTIONAL SPECIFICATION History of Modification Rev Contents Date Note New Document 2005 03 01...

Page 2: ...o Command 7 7 10 Volume Command 7 7 11 Volume Command 8 7 12 Audio Mute ON Command 8 7 13 Audio Mute OFF Command 8 7 14 Video Mute ON Command 8 7 15 Video Mute OFF Command 8 7 16 Screen Normal size Co...

Page 3: ...12 7 41 Pointer Down Command 12 7 42 Enter Command 13 7 43 Freeze ON Command 13 7 44 Freeze OFF Command 13 7 45 Computer Analog RGB Command 13 7 46 Computer Scart Command 13 7 47 Computer Component C...

Page 4: ...Shynchro system Asynchronous Transmission Speed 9600 19200 Data Length 8 bit Parity None Stop Bit 1 Flow Control None 1 Transfer rate initial setting value is 19200 2 Transfer rate can be changed by s...

Page 5: ...l initialization after plugging in AC During this time it cannot process command Do not issue any commands 4 9 7 seconds after StandBy or Power ON even when a projector receives a command a computer r...

Page 6: ...ute ON C3A Pointer Right C0E Video Mute OFF C3B Pointer Left C0F Screen Normal size 4 3 C3C Pointer Up C10 Screen Wide size 16 9 C3D Pointer Down C11 Image Standard C3F Enter OK C12 Image High contras...

Page 7: ...ion is executed for 120ms form the moment 4 The next command is not issued after 120ms and the execution is stopped 5 If the projector receives other incoming commands within 120ms the execution is st...

Page 8: ...ecuted Acceptable ACK CR Response Unacceptable CR 7 7 Power OFF Command Command C02 CR Detail Power OFF Stand By When Power OFF with POWER button of the projector or the remote control Power OFF will...

Page 9: ...d works same as MUTE of the Remote Control button but this command does not work for MUTE ON Acceptable ACK CR Response Unacceptable CR 7 14 Video Mute ON Command Command C0D CR Detail Video Mute ON T...

Page 10: ...age to High contrast mode Acceptable ACK CR Response Unacceptable CR 7 20 Image Cinema Command Command C13 CR Detail Set Image to Cinema mode Acceptable ACK CR Response Unacceptable CR 7 21 Image Cust...

Page 11: ...0 CR Detail Brightness of user control 1 Acceptable ACK CR Response Unacceptable CR 7 27 Brightness Command Command C21 CR Detail Brightness of user control 1 Acceptable ACK CR Response Unacceptable C...

Page 12: ...d in EEPROM and even if turning OFF and ON Acceptable ACK CR Response Unacceptable CR 7 33 Power Management Shut Down Command Command C2E CR Detail Set Power Management to Shut down mode This status i...

Page 13: ...as the Remote control s Acceptable ACK CR Response Unacceptable CR 7 39 Pointer Left Command Command C3B CR Detail Move Pointer to left On Screen Display Menu This command works the same as the Remote...

Page 14: ...4 Freeze OFF Command Command C44 CR Detail Return to Freeze OFF screen This command works the same as the Remote control s FREEZE button Do not work the Freeze ON Acceptable ACK CR Response Unacceptab...

Page 15: ...Presentation Timer Command Command C8A CR Detail Set a presentation timer to active This command works the same as the Remote control s P TIMER button Acceptable ACK CR Response Unacceptable CR 7 50...

Page 16: ...Example Get input mode for the projector by basic commands COMMAND current input mode command issue PC Projector C R 1 CR Projector PC 1 CR Response A few ms 1s Shows Computer is selected 8 3 Status R...

Page 17: ...time defers from models This Cooling Down Works for lamps and other optical accessories Control commands are not available for this status 5 10 CR Status Abnormal power supply voltage When the power s...

Page 18: ...ement function is ON in setting menu and there is no signal for 5 minutes it moves on to PowerSave status after PowerSave and Cooling Down Moving on to the status of Power On is the same action as mov...

Page 19: ...3 1 Temperature sensor 1 2 Temperature sensor 2 3 Temperature sensor 3 Temperature data form shows as 00 0 When the temperature sinks to the first character is like 05 5 CR When cannot return the tem...

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