IBM 6400 Series Matrix Line Printers
500, 1000, 1500 & 2000 lpm

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IBM 6400 Line Printer SeriesIBM 6400 Matrix Line Printers

Please Note:  The IBM 6400 Family of Matrix Line Printers is no longer manufactured and no new replacement parts are available.  The Printronix P8000 Series is the direct replacement for this line. The Printronix P7000 Series and IBM/InfoPrint 6500 Series are also available as refurbished direct replacements for these printers.

Connect your Twinax Printers to a New Power8 over IP, or any model iSeries AS/400.


The 6400 Series of High Speed Matrix Line Printers offer the latest in line matrix technology combined with interface selections to meet today’s expansive and changing printing requirements. With the 6400, users can select the right line matrix printer for their application. Moreover, with its print speeds of 500 lpm to 2000 lpm, interfaces, configurations and options make the 6400 series a true investment in your printing needs for today and tomorrow. (Click on Picture for specifications)

There have been several series of the 6400 Matrix Line Printer.  The 6400 is only available as a refurbished printer.  The 6500 Series is a more recent version of this workhorse Matrix Line Printer.  Click here to be taken to the 6500 page. The most current new replacement product is the Printronix P8000 Series of matrix Line Printers.


  • Flexibility - 500, 1000, 1500 and 2000 LPM Speeds

  • Multi-platform compatibility - Twinax, Coax, LAN, RS6000, ASCII, Wireless Ethernet

  • Fully Enclosed Quietized Cabinet or Easy Access Pedestal Models

Advantages and Features

The 6400 family of line matrix printers support multiple data streams: IPDS (Intelligent Printer Data Stream), Twinax/Coax SCS, Ethernet and ASCII. Users can choose from a variety of models and configurations to meet system and user requirements and applications. If system requirements change, users can select from an extensive array of options to support expanded requirements. (Click on Picture for specifications)


The 6400 series has the flexibility and forms handling capability to support multi-part forms, financial reports, invoices payroll information and program listings. The quiet operation of the fully enclosed models and the flexibility of the pedestal models allow users to match printers to the environment

  • Four print speed choices of 500, 1000 ,1500 and 2000 LPM

  • Multi-part forms and reports

  • Twinax and Coax units include an ASCII emulation port

  • Fully Quietized cabinet or pedestal models

  • Optional Internal Ethernet Attachment


IBM’s 6400 printers offer a wide selection of optional features to provide the AS/400, iSeries and 3270 users ASCII, SCS or IPDS emulations to satisfy their needs.  These are great replacements for existing older products such as the 4234, 5224 and 5225s or new printer requirements without concern. The optional IPDS, QMS or IGP graphics features options enable expanded print functions such as bar codes, forms overlays, and expanded characters to enhance printed output.

  • Multi-platform support:  iSeries, AS/400, 3270, RS/6000, AS/36, System 36 and LAN

  • Multiple data stream support capability: ASCII, Ethernet, Twinax/Coax or IPDS

  • QMS or IGP graphics options

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6400 Printer Specifications

IBM 6400 Print Speeds1

Maximum Print Speed (lpm - lines/minute) Model
i05 & V5P
i10 & i1P
Model i15 Model i2s
Fast draft mode:





DP mode:





NLQ mode:





Note: 1. Exact speed varies depending on document complexity, system configuration, software application, driver and printer state.

IBM 6400 Print Specifications

Feature/Item Description
Vertical spacing:

3, 4, 6 or 8 lines per inch, or as selected by host

Horizontal spacing:

10, 12, 13.3, 15, 16.7, 18 or 20 characters per inch

Continuous form width: 

3" to 17" (with tear strips) (7.6 cm to 43.2 cm); when using rear exit, the maximum is 16 inches

Continuous form length: 

3" to 24" (7.6 cm to 61 cm)

Number of copies:

One to six-part forms

Forms adjustments & handling:

Horizontal and vertical fine-scale forms adjustments

Dual-position lid to allow quick access to forms or
stacking of forms

View function for print verification

Optional Graphics Features

IGP Printronix Emulation
Code V Printronix Emulation

Standard Printer Emulations

Epson FX 1050

IBM Proprinter® III XL

Printronix P-Series and P-Series XQ Variant

Printronix Serial Matrix

Optional Printer Emulations

Twinaxial IPDS: IBM 4234-008, 4234-012

Twinaxial non-IPDS: IBM 4234-002, 5225-001, or 5225-004

Coaxial IPDS: IBM 4234-007, 4234-011

Coaxial non-IPDS: IBM 4234-001 or 3287-001

Code V (Magnum) / IGP

ANSI 3.64

Telnet 3270/5250

Standard Connectivity

RS-232; IEEE 1284 / Centronics Parallel

Optional Connectivity

RS-422; Coax/Twinax (SCS or IPDS); 10/100BaseT Ethernet (ASCII or IPDS); Wireless Ethernet
Auto switching between active interfaces

System Attachment

Advanced 36® using Twinaxial Workstation Controller

System/36™ using Workstation Controller port on
models 5360, 5362, 5363 and 5364

5394 and 5494 control unit using Workstation port

3174 Controllers (Release 3.0 or higher)

ES/9370, ES/9000® Processors using the Workstation
Subsystem Controller port (FC 6020 or 6120)

S/390® Parallel Transaction Servers via 3174 Controller

IBM 6400 Physical Characteristics & Environmental


i5P & i1P
i05 & i10
Model i15 Model i20

(62.5 cm)

(68.6 cm)

(68.6 cm)

(68.6 cm)


(52.6 cm)

(73.7 cm)

(73.7 cm)

(73.7 cm)


(88.0 cm)

(108 cm)

(108 cm)

(108 cm)


120 lbs. 
(54.4 kg)

225 lbs.
(102 kg)

225 lbs.
(102 kg)

237 lbs.
(108 kg)

Relative Humidity:

15% to 80% Relative Humidity


50 degrees to 104 degrees F
(10 degrees to 40 degrees C)

Acoustics: Cabinet

50 dBa
62 dBa

50 dBa
66 dBa

52 dBa

55 dBa

IBM 6400 Power Requirements


Power Consumption

Models v05/v5P

Nominal power at 120 VAC: 167 watts

Models v10/v1P

Nominal power at 120 VAC: 197 watts

Model v15

Nominal power at 120 VAC: 231 watts

Model v20

Nominal power at 120 VAC: 251 watts

Power requirements

All models

268 watts maximum ECMA 132 (i2s at 220 VAC.
For all other models, watts

ENERGY STAR® compliant

Auto-ranging 120/240 VAC; 50/60 Hz

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