konica 7115 free download

File name Konica Minolta QMS 7115, 7118 Service Manual.pdf

SERVICE MANUAL FIELD SERVICE 7115/7118 KONICA BUSINESS TECHNOLOGIES, INC. CONTENTS DIS/REASSEMBLY, ADJUSTMENT 1. SAFETY INFORMATION ... D-1 1-1. LASER SAFETY ... D-1 1-2. INTERNAL LASER RADIATION ... D-1 1-3. LASER SAFETY LABEL ... D-4 1-4. LASER CAUTION LABEL ... D-4 1-5. PRECAUTIONS FOR HANDLING THE LASER EQUIPMENT ... D-4 2. SERVICE INSTRUCTIONS ... D-5 2-1. IDENTIFICATION OF FUSES AND CIRCUIT BREAKERS ... D-5 2-2. PARTS WHICH MUST NOT BE TOUCHED ... D-6 (1) Red Painted Screws ... D-6 (2) Variable Resistors on Board ... D-6 3. DISASSEMBLY/REASSEMBLY ... D-7 3-1. DOORS, COVERS, AND EXTERIOR PARTS: IDENTIFICATION AND REMOVAL PROCEDURES ... D-7 3-2. REMOVAL OF CIRCUIT BOARDS AND OTHER ELECTRICAL COMPONENTS ... D-9 (1) Removal of the Master Board ... D-10 (2) Removal of the Control Board ... D-11 (3) Removal of the High Voltage Unit ... D-11 (4) Removal of the DC Power Supply ... D-13 3-3. MAINTENANCE SCHEDULE ... D-16 3-4. PAPER TAKE-UP/TRANSPORT SECTION ... D-18 (1) Removal of the Paper Separator Roll Assy and Paper Take-Up Roll ... D-18 (2) Cleaning of the Paper Separator Roll ... D-18 (3) Cleaning of the Paper Take-Up Roll ... D-18 (4) Cleaning of the Right and Left Synchronizing Rollers ... D-19 (5) Removal of the Cleaning Pad ... D-19 (6) Cleaning of the Cleaning Pad ... D-20 (7) Cleaning of the Bypass Transport Roller ... D-20 3-5. OPTICAL SECTION ... D-21 (1) Cleaning of the Original Glass and ADF Glass ...