Samsung CLP-620ND Service Manual page 2

chapter 1 Precautions
1.1 Safety Warning ............................................................ 1-1
1.2 Caution for safety ......................................................... 1-2
1.3 ESD Precautions ......................................................... 1-5
chapter 2 Product Overview
2.1 Product Summary ......................................................... 2-1
2.2 Sepcifications ............................................................ 2-2
2.2.1 General Print Engine ................................................ 2-2
2.2.2 Controller & S/W ................................................... 2-3
2.2.3 Paper Handling ...................................................... 2-5
2.2.4 Reliability and service ............................................. 2-7
2.2.5 Environment ......................................................... 2-8
2.2.6 Consumables ......................................................... 2-9
2.2.7 Maintenance parts ................................................ 2-10
2.2.8 Option .................................................................. 2-10
2.3 Model Comparison Table ................................................ 2-11
2.4 Product Configuration ................................................... 2-12
2.4.1 Printer external ...................................................... 2-12
2.4.2 Main PBA ............................................................ 2-16
2.4.3 SMPS Board ......................................................... 2-22
2.4.4 HVPS Board ......................................................... 2-24
2.4.5 Fuser Drive Board ................................................ 2-26
2.4.6 OPE Board ......................................................... 2-27
2.4.7 Feeding Section ................................................... 2-28
2.4.8 LSU ..................................................................... 2-29
2.4.9 Fuser Unit ............................................................ 2-30
2.4.10 PTB(Paper Transfer Belt) Unit ................................. 2-31
2.4.11 Motors ............................................................... 2-31
2.4.12 Sensors ............................................................ 2-32
Contents