CONTENTS
SAFETY PRECAUTIONS ................................................................................................................................... 1-1
SPECIFICATIONS ............................................................................................................................................. 2-1
Fan Location ................................................................................................................................................... 2-2
User's Manual .................................................................................................................................................... 3-1
TROUBLESHOOTING ........................................................................................................................................ 4-1
RS-232 Protocol Command & System Flow .................................................................................................. 4-1
Troubleshooting & Error Code ........................................................................................................................ 4-7
Connection Diagrams Troubleshooting ........................................................................................................ 4-15
Troubleshooting when start-up failure occurred ........................................................................................... 4-33
Troubleshooting when output video is abnormal .......................................................................................... 4-34
FAN layout .................................................................................................................................................... 4-35
Error Code List ............................................................................................................................................. 4-36
ICP_LEDs ..................................................................................................................................................... 4-41
KEY PART REPLACEMENT (Method of disassembly/Photo taken from life) .............................................. 5-1
METHOD OF DISASSEMBLY (Illustration/Photo taken from life) .................................................................. 6-1
DISASSEMBLY (Illustration/Photo taken from life) ........................................................................................ 7-1
ADJUSTMENT MATRIX ..................................................................................................................................... 8-1
PROGRAM SETTING AND SOFTWARE DOWNLOAD .................................................................................... 9-1
ICP Board Software Download ...................................................................................................................... 9-1
Slave MCU Board Software Download .......................................................................................................... 9-4
Full Auto Software Download ........................................................................................................................ 9-6
Motor Board Software Download ..................................................................................................................9-11
SETTING & ADJUSTMENT .............................................................................................................................. 10-1
Motor Board Setting and Adjust .................................................................................................................... 10-1
Color Band Adjust ........................................................................................................................................ 10-8
Color Calibration Adjust .............................................................................................................................. 10-10
Focus Adjust ............................................................................................................................................... 10-14
CIRCUIT DESCRIPTION ...................................................................................................................................11-1
CPU PWB Circuit Operation ..........................................................................................................................11-1
MOTOR PWB Circuit Operation ...................................................................................................................11-5
PART LIST ........................................................................................................................................................ 12-1
NP-NC900C-A .............................................................................................................................................. 12-1
NP-NC900C-A+ ............................................................................................................................................ 12-9
BLOCK DIAGRAM ............................................................................................................................................ 13-1
Summary of Contents for NP-NC900C-A
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