Epson EPL-N1200 Service Manual

About Epson EPL-N1200 Service Manual

Epson EPL-N1200 Service Manual describes functions, theory of electrical and mechanical operations, maintenance, and repair of EPL N-1200. The instructions and procedures included herein are intended for the experience repair technician, and attention should be given to the precautions on the preceding page. The chapters are organized as follows

Epson EPL-N1200 Table of Content

CHAPTER 1. GENERAL DESCRIPTION

Provides a general product overview, lists specifications, and illustrates the main components of the printer.

CHAPTER 2. OPERATING PRINCIPLES

Describes the theory of printer operation.

CHAPTER 3. DISASSEMBLY AND ASSEMBLY

Includes a step-by-step guide for product disassembly and assembly.

CHAPTER 4. ADJUSTMENTS

Includes a step-by-step guide for adjustment

CHAPTER 5. TROUBLESHOOTING

Provides Epson-approved techniques for adjustment.

CHAPTER 6. MAINTENANCE

Describes preventive maintenance techniques and lists lubricants and adhesives required to service the equipment.

APPENDIX

Describes connector pin assignments, circuit diagrams, circuit board component layout and exploded diagram.

Epson EPL-N1200 FEATURES

The EPSONâ EPL-N1200 is a non-impact page printer that combines a semi-conductor laser with electro-photographic technology. Resolution is 600/300 DPI and print speed is 12 PPM. The main.
features are:

  • Upward compatibility with the EPL-5600
  • No ozone generation
  • Printing speed — 12 PPM (pages per minute) for A4 size or letter paper
  • Resolution — 600/300 DPI (dots per inch)
  • Standard paper tray holds up to 250 sheets
  • Standard paper tray can be used as manual feed slot
  • Lower paper cassette (500 sheets ) available as option
  • Small footprint because output tray is held within the printer
  • Support of HPâ LaserJetâ 4 (LJ4) emulation mode, EPSON GL/2 mode, ESC/P 2 mode, and IBM I239X mode in standard model
  • 45 built-in scalable fonts (14 Windows TrueType compatible and 31 LJ4 compatible)
  • With memory improvement technology, standard RAM supports 600 DPI at full-page size in all modes (LJ4, GL/2, FX, ESC/P2, and I239X modes)
  • High-performance controller (20 MHz SPARKlite (MB86930) CPU)
  • Bi Resolution Improvement Technology (BiRITech) refines print quality, eliminating jagged edges from images and characters on 600 and 300 DPI printing.
  • Optional EPSONScript Level 2 (PostScriptâ compatible) module
  • Optional LocalTalk/Serial Module and Type-B interfaces can be used simultaneously
  • 2 MB standard RAM and up to 64 MB RAM using optional SIMMs
  • Two bidirectional parallel interface ports, Parallel B and Parallel C Parallel B : Supports IEEE 1284 compatible, Nibble modes Parallel C: Supports IEEE 1284 compatible, Nibble, and ECP modes
  • High-speed parallel communication rate Parallel B : Approx. 400 KB / second in fast mode Parallel C: Approx. 2 MB / second in ECP mode
  • Support for EPA Energy Star program
  • Multi-port and multi-emulation are supported
  • IES (Intelligent Emulation Switch) allows switching between EPSONScript mode and other mode
  • Setting for automatic release of paper size errors

Figure 1-1 shows an exterior view of the EPL-N1200.

exterior view of the EPL-N1200

Describes connector pin assignments, circuit diagrams, circuit board component layout and exploded diagram.

Epson EPL-N1200 SPECIFICATIONS

This section provides statistical data for the EPL-N1200.

Basic Specifications

  • Print method: Laser beam scanning and dry electro-photography
  • Resolution: 600 DPI
  • Printing speed: 12 PPM (letter/A4)
  • First print time (A4/LT): Less than 16 seconds (A4/Letter; at Polygon-motor stop) (Warm-up time must be added in above value at standby mode)
  • Warm-up time: 60 seconds (at rated current and 23° C (73° F) temperature)

Paper supply: See Table 1-2.

Paper Supply Capacity Paper Size Usable Thickness
(Ream Weight)
Standard paper tray 250*3) A5, B5, A4, LT, GLT,
EXE, LGL, GLG, F4,
HL, Custom
16 to 24 lb.*4)
(60 to 90 g/m2)
16 to 41.8 lb.*5)
(60 to 157 g/m2)
  10 (Envelope) Monarch, DL, C5,
C6, International B5,
Commercial-10
Envelopes made of 16
to 24 lb. (60 to 90 g/m2)
paper
Lower paper cassette
(optional)*1)
500*3) A4 or LT*2) 16 to 24 lb.
(60 to 90 g/m2)

*1:Two units maximum can be mounted.
*2:Paper size is fixed either A4 or Letter.
*3:70g/m 2 (20lb.)paper
*4:When you set pieces of paper on standard paper tray.
*5:When you set a piece of paper on standard paper tray.
*6) It can be used as manual feeding paper slot.

Note 1: The weight in pounds (lb.) is determined by how much 500 sheets cut to 17 ´ 22 inch would weigh; 1 g/m2 = 0.2659763 lb.
Note 2: Paper size range: width 3.62 to 8.5 inches (92 to 216 mm) length 5.83 to 14.0 inches (148 to 356 mm)

Epson EPL-N1200 Electrical Specifications

Epson EPL-N1200 Electrical Specifications

Epson EPL-N1200 Reliability Specifications

MPBF (Mean Prints Between Failures): Over 50,000 sheets
Note: MPBF indicates average number of pages printed before an occurrence of a problem requiring replacement or service.

  • MTBF (Mean Time Between Failures): 3000 Power on hours (more than 10 months)
  • Jam rate: 1 out of 2,000 sheets or less (excluding multiple-sheet feeding)
  • Feed failure: 1 out of 2,000 sheets or less (excluding multiple-sheet feeding)
  • Multiple-sheet feeding: 1 out of 500 sheets or less
  • Paper curl height: 30 mm (1.2 inches) or less (Standard paper) 30 mm (1.2 inches) or less (OHP sheet) Leading edge bending (1 cm or more): 1 out of 1,000 sheets
  • MTTR (Mean Time To Repair): 30 minutes or less
  • Durability: 5 years or 300,000 sheets

Environmental Conditions for Operating (Including Imaging Cartridge)

  • Temperature: 10 to 35°C (50 to 95°F)
  • Humidity: 15 to 85% RH
  • Altitude: 2,500m (8,200 feet) or lower
  • Levelness: 1 degree or less (front to rear,right to left)
  • Illuminance: 3,000 lux or less (must not be exposed to direct sunlight)
  • Surrounding space: Printer should have at least 100mm of clearance on sides and rear.

Environmental Conditions for Storage and Transportation (Excluding Imaging Cartridge)

  • Temperature: 0 t o 3 5 ° C (32 to 95°F) overfull storage period
  • Humidity: 30 to 85% RH overfull storage period
  • Drop test: Clear to JISZ0200-1987 Level1
  • Vibration: Vibration frequency 5 to 100Hz and 100 to 5Hz
  • Sweep time10 minutes
  • Acceleration1G
  • Acceleration direction 3 directions
  • Acceleration time180 minutes(60 minutes for ach direction X, Y, Z)
  • Resistance to atmospheric pressure: 61.3 to 101.3 KPa
  • Storage period: 18 months (after date of manufacture

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Epson EPL-N1200 Service Manual


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