4
MEASUREMENT PROCEDURES ........................................................................................................... 39
Illuminants ................................................................................................................................................ 49
Whiteness .................................................................................................................................................. 40
Yellowness ................................................................................................................................................ 41
Color difference ........................................................................................................................................ 43
Color coordinates ..................................................................................................................................... 45
Averaging multiple measurements ............................................................................................................ 47
CHECKING THE INSTRUMENT ........................................................................................................... 51
Checking the battery level......................................................................................................................... 51
Determining the unit ID ............................................................................................................................ 52
Checking temperature ............................................................................................................................... 52
Checking software .................................................................................................................................... 53
Checking color performance .................................................................................................................... 54
Cleaning the lens assembly and full calibration ....................................................................................... 56
OPERATION WITH A PERSONAL COMPUTER ................................................................................ 59
RS232 communications ............................................................................................................................. 59
Interface .................................................................................................................................................... 59
Power supply ............................................................................................................................................ 59
Power switching ....................................................................................................................................... 60
Checking communications ........................................................................................................................ 60
Typical operations with an external computer ......................................................................................... 61
Communications reset .............................................................................................................................. 62
APPENDIX A. INSTRUMENT MENU STRUCTURE ......................................................................... 63
APPENDIX B. MESSAGE INDEX ......................................................................................................... 67
APPENDIX C. TROUBLE SHOOTING ................................................................................................ 68
TABLE OF FIGURES
FIGURE 1 TOP VIEW OF INSTRUMENT
8
FIGURE 2 BOTTOM VIEW OF INSTRUMENT
9
FIGURE 3 REAR VIEW OF INSTRUMENT
10
FIGURE 4 REMOVING BATTERY COVER
11
FIGURE 5 BATTERY POSITION IN HOLDER
12
FIGURE 6 SLIDE BATTERY INTO TERMINALS
12
FIGURE 7 EXTERNAL CONNECTION
13
FIGURE 8 CHECKING TARGET WITH LANDING PAD
55
FIGURE 9 TARGET AND SENSOR ALIGNMENT
55
FIGURE 10 REMOVING THE NOSECONE
56
