TABLE OF CONTENTS- Page 5

Brother 1250 User Manual

2014 Dodge Charger SRT Owner Manual

Table of Contents

sm_hl12er.pdf
PR99188.pdf
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TABLE OF CONTENTS

iii

4.2

Load Paper Manually ......................................................................................................2-10

4.3

Two Side Printing (Manual Duplexing)............................................................................2-11

4.3.1 To print on both sides of the paper from the paper cassette ............................................ 2-11

4.3.2 To print on both sides of the paper from the manual feed slot.......................................... 2-12

5.

CONTROL PANEL OPERATION................................ ................................ ...........2-13

5.1

Ready (Paper) LED Indications ......................................................................................2-13

5.2

Data (Toner) LED Indications .........................................................................................2-14

5.3

Drum LED Indications .....................................................................................................2-14

5.4

Alarm LED Indications ....................................................................................................2-14

5.5

Control Panel Button Operations ....................................................................................2-15

5.6

Other Control Features ...................................................................................................2-15

5.6.1 Sleep mode ....................................................................................................................... 2-15

5.6.2 Test print mode ................................................................................................................. 2-16

6.

NETWORK BOARD OPERATION (FOR HL-1270N ONLY) ................................ ..2-17

6.1

Preparing the BR-net Board............................................................................................2-17

6.1.1 Connect the Ethernet cable .............................................................................................. 2-17

6.1.2 Install the BRAdmin32: configuration utility (for Windows 95/98/NT 4.0 users only) ........ 2-17

6.1.3 Print configuration page .................................................................................................... 2-18

6.2

Functions ........................................................................................................................2-18

6.2.1 LED functions.................................................................................................................... 2-18

6.2.2 Factory default setting....................................................................................................... 2-18

CHAPTER 3 THEORY OF OPERATION .................................................3-1

1.

ELECTRONICS ................................ ................................ ................................ .......3-1

1.1

General Block Diagram.....................................................................................................3-1

1.2

Main PCB Block Diagram .................................................................................................3-4

1.3

Main PCB..........................................................................................................................3-7

1.3.1 ASIC.................................................................................................................................... 3-7

1.3.2 ROM.................................................................................................................................. 3-10

1.3.3 Flash ROM ........................................................................................................................ 3-12

1.3.4 DRAM................................................................................................................................ 3-12

1.3.5 Optional RAM.................................................................................................................... 3-14

1.3.6 Optional serial I/O ............................................................................................................. 3-15

1.3.7 PCI bus ............................................................................................................................. 3-15

1.3.8 EEPROM........................................................................................................................... 3-16

1.3.9 Reset circuit ...................................................................................................................... 3-16

1.3.10 Engine I/O ......................................................................................................................... 3-17

1.4

Engine PCB ....................................................................................................................3-18

1.5

BR-net PCB (for HL-1270 only) ......................................................................................3-18

1.6

Power Supply..................................................................................................................3-19

1.6.1 Low-voltage Power Supply ............................................................................................... 3-19

1.6.2 High-voltage Power Supply............................................................................................... 3-20

2.

MECHANICS ................................ ................................ ................................ .........3-21

2.1

Overview of Printing Mechanism ....................................................................................3-21

2.2

Paper Transfer ................................................................................................................3-23

2.2.1 Paper supply ..................................................................................................................... 3-23

2.2.2 Paper registration.............................................................................................................. 3-23

Detailed Information for Brother 1250 User Manual

Lists of information found in Brother 1250 User Manual - Page 5

  • 4.2 Load Paper Manually .
  • 4.3 Two Side Printing (Manual Duplexing).
  • 4.3.
  • 4.3.
  • 5. CONTROL PANEL OPERATION.
  • 5.1 Ready (Paper) LED Indications .
  • 5.2 Data (Toner) LED Indications .
  • 5.3 Drum LED Indications .
  • 5.4 Alarm LED Indications .
  • 5.5 Control Panel Button Operations .
  • 5.6 Other Control Features .
  • 5.6.
  • 5.6.
  • 6. NETWORK BOARD OPERATION (FOR HL-1270N ONLY) .
  • 6.1 Preparing the BR-net Board.
  • 6.1.
  • 6.1.
  • 4.0 users only) .
  • 6.1.
  • 6.2 Functions .
  • 6.2.
  • 6.2.
  • 1. ELECTRONICS .
  • 1.1 General Block Diagram.
  • 1.2 Main PCB Block Diagram .
  • 1.3 Main PCB.
  • 1.3.
  • 1.3.
  • 1.3.
  • 1.3.
  • 1.3.
  • 1.3.
  • 1.3.
  • 1.3.
  • 1.3.
  • 1.3.
  • 1.4 Engine PCB .
  • 1.5 BR-net PCB (for HL-1270 only) .
  • 1.6 Power Supply.
  • 1.6.
  • 1.6.
  • 2. MECHANICS .
  • 2.1 Overview of Printing Mechanism .
  • 2.2 Paper Transfer .
  • 2.2.
  • 2.2.

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