Olivetti CMS 140 B euro, Руководство по обслуживанию

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686770R Service Manual v.
CONTENTS
1. OVERVIEW .................................. 1-1
1.1 TECHNICAL SPECIFICATIONS ..... 1-2
2. SPECIFICATIONS AND
OPERATING PRINCIPLES ......... 2-1
2.1 SPECIFICATIONS ......................... 2-1
2.1.1 Features ................................... 2-1
2.1.2 Specifications ........................... 2-1
2.1.3 Mechanisms ............................. 2-2
2.2 OPERATING PRINCIPLES ........... 2-3
2.2.1 Transmission/Select Mechanism 2-3
2.2.2 Sensor Mechanism ................... 2-7
2.2.3 Printing Mechanism .................. 2-8
2.2.4 Inking Mechanism ..................... 2-9
2.2.5 Paper Feeding Mechanism ....... 2-10
2.2.6 Print Cycle Initialization ............. 2-12
3. HANDLING, MAINTENANCE ....... 3-1
3.1 HANDLING THE PRINTER ........... 3-1
3.1.1 Precautions on Printer Handling 3-1
3.1.2 Paper Installation ...................... 3-2
3.1.3 Ink Roller Installation ................ 3-3
3.2 MAINTENANCE ............................. 3-4
3.2.1 Cleaning .................................. 3-4
3.2.2 Inspection ................................. 3-4
3.3 LUBRICATION ............................... 3-4
3.3.1 Lubricant Types ....................... 3-4
3.3.2 Lubrication Points .................... 3-4
3.3.3 List of lubricants ....................... 3-4
3.4 PROBLEM RESOLUTION .............. 3-5
3.5 PRINTER PIN ASSIGNMENTS ...... 3-7
3.6 TIMING CHART .............................. 3-9
4. DISASSEMBLY PROCEDURE/HOW
TO LOCATE THE ASSEMBLIES 4-1
4.1 HOW TO LOCATE THE POWER
ASSEMBLY .................................... 4-1
4.2 THE REMOTE BATTERIES/
LOCATION OF ON/OFF SWITCH . 4-2
4.3 MACHINE DISASSEMBLY -
REASSEMBLY ............................... 4-3
4.3.1 Machine Case ........................... 4-3
4.3.2 Printer Unit ............................... 4-3
4.3.3 Main Board and Display .......... 4-4
4.3.4 Paper Feed Motor .................... 4-4
4.3.5 Battery Compartment ............... 4-5
4.3.6 Keypad ..................................... 4-5
5. BLOCK STRUCTURE CHART ... 5-1
5.1 CIRCUITRY .................................... 5-1
6. SCHEMATICS AND DIAGRAMS 6-1
6.1 SYSTEM BLOCK DIAGRAM .......... 6-1
6.2 POWER SUPPLY CIRCUIT ............ 6-2
6.3 RESET CIRCUIT ............................ 6-3
6.4 POWER FAIL CIRCUIT .................. 6-3
6.5 DISPLAY CIRCUIT ......................... 6-4
6.6 KEYBOARD CIRCUIT .................... 6-5
6.7 BUZZER CIRCUIT .......................... 6-6
6.8 BATTERY CIRCUIT ....................... 6-6
6.9 PRINTER CIRCUIT ........................ 6-7
6-10 SCHEMATIC DIAGRAM ................. 6-9
7. ASSEMBLY CONSTRUCTION ... 7-1