HP LaserJet Enterprise 500 Maintenance Manual - Page 4
Adjustment Procedures, Replacement Procedures, and Illustrated Parts Lists
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Table of Contents Soft vs. Hard Reset 93 The Power On Sequence 94 CMX Controller Board Handshake Sequences 94 DC Software Initialization and Power Up 98 5 Adjustment Procedures 99 Introduction 99 List of Adjustments 99 Preparing the Printer for Maintenance 100 Returning the Printer to Normal Operation 101 Belt, Paper Feed Timing, Adjustment 102 Belt, Platen Open, Adjustment 104 Paper Drive Motor Pulley Alignment 106 Paper Scale Alignment 108 Platen Gap Adjustment 110 Platen Open Motor Pulley Alignment 112 Ribbon Guide Alignment 114 Splined Shaft Skew Adjustment 116 Paper Out Adjustment 117 Hammer Phasing Adjustment 121 Set Shuttle Speed 123 6 Replacement Procedures and Illustrated Parts Lists 125 Organization of This Chapter 125 Section I: Replacement Procedures 126 List of Removal/Installation Procedures 126 Belt, Paper Feed Timing 128 Belt, Platen Open 129 Circuit Breaker 130 Connector Shells 131 Connector Stiffening Clips 133 Control Panel Assembly, Cabinet Models 135 Control Panel Assembly, Pedestal Models 136 Controller Board (CMX 137 Cover Assembly, Hammer Bank / Ribbon Mask 139 Cover Assembly, Shuttle 141 Cover Assembly, Top, Pedestal Models 142 Dashpot 143 Ethernet Interface Assembly 144 10/100Base-T LEDs and DIP Switches 145 Fan Assembly, Cabinet Exhaust 147
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