NEC NP1150 NP115 : RS232 codes- Projectors - Page 8
CH : Displaying the Entry List
UPC - 805736019568
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For ACK This returns ACK without adding data portion to the command that does not request data. This returns ACK with adding data to the data portion for the command that requests data. For NAK This adds a cause of not accepting the command to data portion to return it. (Example) Power On Command: 02H 00H FFH F0H 00H CKS NAK: A2H 00H 01H 20H 02H DATA01 DATA02 CKS Data Contents DATA01 Error types 00H : Not supported 01H : Parameter error 02H : Operation mode error 03H : Gain-related error 04H : Logo transfer error DATA02 Error description * When not supported 00H : Unknown command 01H : The current model does not support this function. 02H : This model is not compatible with the Switcher. 03H : This model is not compatible with the PC Viewer. * When a parameter error occurs 00H : Unvalid values specified. 01H : Specified terminal is unavailable or cannot be selected 02H : Selected language is not available. * When an operation mode error occurs 00H : Available memory reservation error 01H : External control working 02H : Operating memory 03H : Standby 04H : On Forced on-screen mute mode 05H : Link mode working 06H : Displaying a signal other than PC Viewer 07H : -No signal08H : Displaying a test pattern or PC Card Files screen. 09H : No PC card is inserted0AH : Memory operation failed 0BH : Switcher mode working 0CH : Displaying the Entry List * When a gain adjustment error occurs 00H : Group number / sub category number is not correct. 01H : Selected gain is not available. 02H : Adjustment failed * When a logo transfer error occurs 00H : Start is not requested 01H : Cannot process due to storing 02H : Exceeds the total number of blocks required