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Download Phaco 9000 - DGH Technology
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PAGE SECTION MAINTENANCE INTRODUCTION ........................................................................................................................ REQUIRED TOOLS AND SUPPLIES ......................................................................................... ROUTINE MAINTENANCE ....................................................................................................... 22 22 22 SERVICE INTRODUCTION ........................................................................................................................ REQUIRED TEST EQUIPMENT, TOOLS AND SUPPLIES ....................................................... DISASSEMBLY .......................................................................................................................... CASE/CHASSIS ............................................................................................................ FRONT PANEL ASSEMBLY ........................................................................................ FRONT PANEL PCB ..................................................................................................... SIDE PANEL DISASSEMBLY ...................................................................................... U/S CONTROLLER ....................................................................................................... VIT ................................................................................................................................ POWER SUPPLY ........................................................................................................... AUDIO VAC .................................................................................................................. 23 23 24 24 24 24 24 25 25 25 25 TROUBLESHOOTING INTRODUCTION ........................................................................................................................ INADEQUATE VACUUM .......................................................................................................... AIR LEAK TEST ......................................................................................................................... POSSIBLE SOURCES OF AIR LEAK ......................................................................................... U/S VACUUM CALIBRATION (ZERO SHIFT) TEST ............................................................... INADEQUATE VENTING .......................................................................................................... INADEQUATE U/S POWER ....................................................................................................... USER SERVICEABLE PROBLEMS ........................................................................................... INTERNAL SYSTEM FAILURES ............................................................................................... INTERNAL SIGNALS ................................................................................................................. LIST OF ILLUSTRATIONS DIAGRAM, SYSTEM INTERCONNECTION P/N 896004 CONSOLE, ASSY P/N 899513 FRONT PANEL, PCB ASSY P/N 899504 XDUCER/VENT ASSY P/N 899090 U/S CONTROLLER ASSEMBLY P/N 899183 MODULE, VIT ASSEMBLY P/N 899182 AUDIO VAC ASSY P/N 899175 ASSEMBLY, +25V, 100W POWER SUPPLY P/N 899124 DGH 9000 DGH 9000 PHACO MTP P/N 897183 REV: PREL PAGE-iv 26 27 27 27 27 28 29 30 32 33
