Brother HL-5250DN series Manuale di servizio - Pagina 4

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Brother HL-5250DN series Manuale di servizio
REGULATION ............................................................................................ viii
SAFETY INFORMATION .............................................................................. x
CHAPTER 1 GENERAL........................................................................... 1-1
1.
FEATURES............................................................................................................. 1-1
2.
PARTS NAMES AND FUNCTIONS ........................................................................ 1-3
2.1
Overview........................................................................................................................... 1-3
2.2
Control Panel.................................................................................................................... 1-5
3.
SPECIFICATIONS .................................................................................................. 1-7
3.1
Printing ............................................................................................................................. 1-7
3.2
Functions .......................................................................................................................... 1-8
3.3
Electronics and Mechanics............................................................................................. 1-11
3.4
Service Information......................................................................................................... 1-12
3.5
Network Connectivity...................................................................................................... 1-12
3.6
Paper .............................................................................................................................. 1-14
3.6.1 Paper handling ..................................................................................................................1-14
3.6.2 Media specifications..........................................................................................................1-14
3.7
Printable Area................................................................................................................. 1-17
3.7.1 PCL5e/EPSON/IBM emulation ..........................................................................................1-17
3.7.2 PCL6 emulation.................................................................................................................1-20
3.8
Print Speeds with Various Settings ................................................................................ 1-21
3.9
Toner Cartridge Weight Information............................................................................... 1-22
4.
SERIAL NO. DESCRIPTIONS .............................................................................. 1-23
CHAPTER 2 THEORY OF OPERATION................................................. 2-1
1.
OVERALL ............................................................................................................... 2-1
1.1
General Block Diagram .................................................................................................... 2-1
2.
ELECTRONICS ...................................................................................................... 2-2
2.1
General Block Diagram .................................................................................................... 2-2
2.2
Main PCB Block Diagram ................................................................................................. 2-3
2.3
Main PCB ......................................................................................................................... 2-4
2.3.1 CPU.....................................................................................................................................2-4
2.3.2 USB interface (2.0 High Speed) ..........................................................................................2-4
2.3.3 IEEE 1284 interface ............................................................................................................2-4
2.3.4 Network interface ................................................................................................................2-4
2.3.5 ROM ....................................................................................................................................2-4
2.3.6 SDRAM ...............................................................................................................................2-4
2.3.7 Optional RAM ......................................................................................................................2-4
2.3.8 EEPROM.............................................................................................................................2-4
TABLE OF CONTENTS
ii
Confidential