This service manual for the Brother Laser Printer HL 4000CN (HL4000CN) contains essential information necessary for after-sales service of the color laser printer, referred to as "this machine" or "the printer". It is crucial for service technicians to uphold the printer's high printing quality and performance.
The manual covers the HL-4000CN color laser printer and is organized into the following chapters:
CHAPTER I : SPECIFICATIONS - Includes specifications, etc.
CHAPTER II : INSTALLATION - Covers installation conditions and procedures.
CHAPTER III : STRUCTURE OF SYSTEM COMPONENTS - Explains the basic operation of the mechanical system, the electrical system, and the electrical circuits along with their timing information.
CHAPTER IV : ASSEMBLY / DISASSEMBLY - Provides procedures for replacing mechanical system parts.
CHAPTER V : TROUBLESHOOTING - Describes error messages on the control panel, troubleshooting image failure, etc.
CHAPTER VI : DIAGRAMS
CHAPTER VII : PLUG / JACK (P/J) CONNECTOR LOCATIONS
