Epson MX-82 Specifications

MX-82EPSON DOT MATRIX PRINTEROperation ManualMXMX-82 F/TEPSONP8190027-2

L2. Separato*3. Cartridge Ribbon-1. MizizGkL(European Type)1.MX-8212.Separator13.Cartridge Ribbon14.Power (Only European Type220/240V)15.MX-82 Operati

SPAIN2355 5c5078 7c-96-

APPENDIX 5 Control CodesControlcodeNULBELHex.0007Dec.FunctionRef.page0F;LJL; Ends tab setting. Follows ESC B and677BELL. Sounds buzzer for about 1 sec

FEDERAL COMMUNICATIONS COMMISSIONRADIO FREQUENCY INTERFERENCESTATEMENT“This equipment generates and uses radio frequency energy and if not in-stalled

EPSONsl+NsHu SEKI CQLTREPSON OVERSEAS MARKETING LOCATIONSEPSON AMERICA, INC. (LA)3415 Kashiwa St.Torrance, Ca. 90505Phone: (213)539-9140Telex: 182412

3. Installation of the Printer(1) Operating site selectionWhen installing the MX-82, observe the following instructions.(a) Place the Printer on a ben

(2) Removal of protective paper for paper end detectorThe MX-82 is provided with a protective paper inserted between the inner andouter paper guides t

<SUPPLEMENT>0 If the printer lid is an obstacle when removing the shipping screws, be sure totake off the printer lid by observing the following

4. Cartridge Ribbon SettingEPSON’s Cartridge Ribbon is compact, long-lasting, and very easy to set and re-move. Furthermore, you have no need to soil

Fig. 9 Cartridge Ribbon SettingNOTES 1:Incorrect setting of the ribbon may cause it to come off.2: Confirm that the ribbon is neither twisted nor crea

5. Separator InstallationThe separator of the Printer contributes to smooth paper feeding. Set the separatorby inserting its edge into the two holes l

‘z&r GuiwaperHolding CoverIN OUTFig. 12 Insertion of Fanfold Paper5. Push the paper into the insertion slot between the paper guides at the rearpa

7. Raise the two sprocket lock levers to loosen, and adjust the sprocket pinposition to the paper width. (See Fig. 13)PaperFig. 13 Raising of Sprocket

9. Put the printer lid on the Printer.Fig. 15 Printer with Fanfold Paper Set CompletelyNOTE: When the MX-82 is to be used on a desk or a bench, arrang

Copyright 0 1981 by EPSON,Shinshu Seiki Co., Ltd.Nagano, Japan“All rights reserved”*The contents of this manual are subject to change without notice.

6.2 Removal of fanfold paperTo remove the fanfold paper, follow either of the two methods described below.(1) To disengage the paper from the paper ho

Fig. 17 Top of Form7. Gap AdjustmentThe adjustment of a gap between the head nose and the platen is used to adjust theprinting pressure as well as to

8. Power ConnectionThe EPSON MX-82 Dot Matrix Printer is capable of operating on the following threetypes of AC power.(1) 115V AC, 60 Hz (2) 22

INSTALLATION OF MX-82 F/T1. UnpackingBefore removing the MX-82 F/T from the carton, check the box for evidence of ship-ping damage or mishandling. If

2. Counting the PartsThe MX-82 F/T and standard accessories are as shown in Fig. 19. Upon unpacking,if you notice any listed contents missing or evide

3. Installation of the Printer(1) Operating site selectionWhen installing the MX-82 F/T, observe the following instructions.(a) Place the Printer on a

(2) Removal of protective paper for paper end detectorThe MX-82 F/T is provided with a protective paper inserted between the innerand outer paper guid

<SUPPLEMENT>0 If the printer lid is an obstacle when removing the shipping screws, be sure totake off the printer lid by observing the following

4. Cartridge Ribbon SettingEPSON’s Catridge Ribbon is compact, long-lasting, and very easy to set and remove.Furthermore, you have no need to soil you

NOTES: 1. Incorrect setting of the ribbon may cause it to come off. (See Fig. 26)2. Confirm that the ribbon is neither twisted nor creased and that

TABLE OF CONTENTSGENERAL DESCRIPTION...11. Introduction ...

6. Mounting and Dismounting of Tractor UnitThe tractor unit of the MX-82 F/T is detachable. If it is an obstacle when using rollpaper, it can be taken

7. Paper Loading7.1 Fanfold paper7.1.1 Loading of fanfold paperThe MX-82 F/T Printer accommodates fanfold paper from 4” to 10” in width. Toload the fa

8. Raise the two sprocket lock levers to loosen, and adjust the sprocket pinposition to the paper width. (See Fig. 31)ket Lock LeverIFig. 31 Raising o

10. Put the printer lid on the Printer. (See Fig. 33)Fig. 33 Printer with Fanfold Paper Set CompletelyNOTE: When the MX-82 F/T is to be used on a desk

7.1.3 Column layout on fanfold paperWhen fanfold paper of from 4” to 10” in width is supplied with the MX-82 F/T, thegraduations on the scale can be u

7.2 Roll paper7.2.1 Roll paper holderEPSON offers the roll paper holder as an optional accessory for the MX-82 F/T.7.2.2 Loading of roll paperThe MX-8

rFig. 37 Loading of Roll Paper (2)Release LeverManual Paper Feed KnobFig. 38 Loading of Roll Paper (3)7.3 Cut paper sheet7.3.1 Loading of cut paper sh

Release LeverFig. 39 Loading of Cut Paper Sheet6. Lock the release lever.7. While turning the manual paper feed knob clockwise, confirm that the paper

Fig. 41 Alignment of Side Edgesb) If the cut paper sheet or form is not long enough to align the side edges,align the top edge of the paper with the f

Fig. 44 Setting of Cut Paper Sheett-y-Letter Size PaperI+--..- A4 Size Paper1.NOTES: 1. The Paper End Detector function may be disabled undersoftware

OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 361.

8. Gap AdjustmentThe adjustment of a gap between the head nose and the platen is used to adjust theprinting pressure as well as to suit paper of a dif

Head Adjusting LeBBackward M Forward @IHead Adjusting Lever(Side view)Fig. 46 Gap Adjustment-35-

OPERATION1. Switches and IndicatorsThere are three switches and four indicators (green LED’s) on the control panel andone power switch on the right si

FF SW:(Form Feed)LF SW:(Line Feed)When this switch is depressed once, the paper is advanced vertical-ly to the next Top of Form position. This switch

1.3 Printer initial checkTake the following steps and become familiar with the Printer.START7Interface cableTurn on POWERCheck the LF & FFContacty

2. BuzzerThe buzzer is located inside the Printer case, and sounds for about one second whenthe Printer receives BEL code ((07)20H). (See page 66 for

(2) When the Printer falls into paper-out status, it is automatically put in the OFF-linestate and paper advancement can be performed by depressing th

b) Turn the DIP switch 2-3 (on the control circuit board) ON to effectauto-line feed.c) Set the adequate ASCII code data to be printed. To obtain low

Turn the printer upside down on a soft surface. With a Phillips type screwdriver,completely loosen all 4 screws. (See Fig. 51)Place tape over the 4 ho

See the inside of the printer before you set the switches.The printer consists of a printer mechanism, a controller, a transformer and filter cir-cuit

LIST OF FIGURESFig.1EPSON MX-82 and MX-82 F/T Dot Matrix Printer...1Fig.2Contents of Carton . . . . . .

DIP swit$h 2VIP switch 1Fig. 54 Location of DIP SwitchesPosition the printer as shown in Fig. 53.There are two “DIP’ (DUAL IN-LINE PACKAGE) switches i

5.1 Setting of DIP Switch No. 1The DIP switch No. 1 consists of the following 8 pins.A summary of the functions of the respective DIP switch pins and

(8) Character sizes and maximum column lengths can be specified as follows:Table 3 Character Size and Maximum Column Length~~If you turn any of the ab

5.3 Coding TablesAppendix 4 shows all available codes when the Printer is set for operation with stan-dard coding by setting the DIP switch pins 1-7,

5.4 Setting Sequence of Functional SpecificationsThe MX-82, MX-82 F/T have a choice of various functional specifications such asamount of line spacing

YES12 inchESCCtnESCC+O+mThe skip-over perforation function, if previouslyset, will be reset at this point.Fig. 57 Setting Form Length per Page-49--

Power ON(796 columnsNormalEmphasizedSI or- ESCSI4printprintDC20IFig. 58 Setting Number of Columns per Line-50-

l-inch skip-overYESperforation functionnot providedNOl-inch skip-overperforation functionprovidedESCN+ni-1tESC 0Fig. 59 Setting Skip-over Perforation

This chapter describes the MX-82, MX-82 F/T (hereinafter refered to as MX-82)from the viewpoint of hardware and software.The contents of the chapter a

The dot matrix printing method allows a printer to easily form any desired character,It has a print head that contains 9 needles vertically and can cr

Fig. 44 Setting of Cut Paper Sheet...33Fig. 45Printer with Cut Paper Sheet Set Comp

This is called “Dot Matrix Printing”.Dots are printed according to a pre-designed “Matrix” or “Grid” system, whereeach letter, number and punctuation

2. Definitions of Some Terms Often UsedBefore looking at the printer in detail, some terms should be defined first so that youcan understand them more

The “ESCAPE” codes used in the MX-82 should not be confused with the es-cape key which some computers have. So be familiar with EPSON’S controlcodes.(

(3) Character designation codesSO, ESC SO, DC 4... Enlarged printingSI, ESC SI, DC 2... Condensed printingESC E, ESC F... Emphasized printingESC R...

(3) VT (Vertical Tabulation)When the VT code is input, all data preceding this code is printed and the verticaltabulation is made to a predetermined l

r1.In case of 5th. 10th and 219 columns.[DATA]-1 <5>H <A>H <15>Hm ABC m DEF lHTj GHlbg JKL a (LFI[PRINT]AEC DEFGHIJKL2. In case of l

(4) ESC A + n (for setting amount of line spacing)This code specifies the amount of line spacing in the Line Feed, provided that(n)o must satisfy the

(5) ESC 0input of the ESC 0 causes the subsequent line spacing to be set at 1/8 inch.(6) ESC2Input of the ESC 2 causes the subsequent line spacing to

(9) FF (Form Feed)See paragraph 3.1 (4) above.(10) ESC C + n (for setting a form length)ESC C + n (n + 0), ESC C + [O]H + m (for setting form length)T

(Example) 3-line skip-over perforation[PRINT]BQBBc~!:4BQ(at 1/6 inch line spacing)BBBQ(1!BBQSkip for 3 linesmx!Bc~!:Jm!End of previous pageTop of form

GENERAL DESCRIPTION1. IntroductionIdeal for computer business applications, the MX-82, MX-82 F/T Dot Matrix Printeris the latest extension of EPSON ad

(2) SI (Shift In) (for condensed characters)When the SI code is input, all data that follows it will be printed out in condensedcharacters. This code

(7) ESC E (for emphasized characters)The ESC E code causes the Printer to print emphasized characters.Emphasized printing gives the character stronger

3.4 Other codes(1) DC 1 (Device Control 1)The DC 1 code places the Printer in the Selected state. It enables the Printer toreceive data.With the Print

(6) BS (Back Space)The BS code cancels the data immediately preceding this code in the TextMode. In other words, one byte data stored prior to the BS

4.1Normal-density bit image mode setting by ESC K + nl + nzTo convert the printer’s operation mode from Text to Normal-density Bit Image, the“ESC K +

PrintingText data A Bit-image data BText data CBit-image data D576 bit-image positions(Ex. 3) Input datatnz. niIPrinting(Ex. 4) Bit image data transfe

4.2 Dual-density bit imagemode setting by ESC L + nl + nzWhen the ESC (< 1 B> H) and L (< 4C > H) codes followed by data nc and n2 are inp

4.3 Relationship between data and dot wiresFig. 63 shows the relationship between the Bit Image data and the dot wires in theprint head. You can contr

4.4 How to obtain nl and n2In the MX-82 Printer, you have to send the amount of data by nr + n2 in hexadecimalnumbers following the ESC K or ESC L. If

4.5 Programming examples(1) Dual-density bit image printingFig. 65 Example of Graphic Pattern FormationNOTE: The most significant bit (MSB) of the bit

2. CharacteristicsThe MX-82 and MX-82 F/T have been designed as a printer with versatile functionsto meet a wide range of applications from small busi

(3) Difference between ESC K and ESC LThe normal-density mode is accessed with ESC K. The dual-density mode is ac-cessed with ESC LMSB -0I- Direction

(4) Example of CRT screen dump hard copyThis print example is made using APPLE II® computer and thedemonstration diskette.Fig. 67 Examples of Bit Imag

(5) Example of expression of brightness using the Bit Image Mode(Ex.) Expression of brightness using the bit image mode45 6(Ex.) Expression of dot den

MAINTENANCE1. Preventive MaintenancePreventive maintenance for the MX-82 and MX-82 F/T consist basically of clean-ing. The Printer should be cleaned w

Head LockLeverPrint Head1Print Head Unit, Terminal BoardHead Connector‘Be sure to hold thisCarnage Assemblyconnector firmly lopull the head cableout s

SPECIFICATIONS(1) PRINT METHOD:Serial impact dot matrix(2) PRINT SPEED:80 CPS(3) PRINT DIRECTION:Bidirectional with logic seekingUnidirectional in the

SPECIFICATIONS (continued)(1 1) MCBF:5 x 106 lines (excluding print head)(12) ENVIRONMENTAL CONDITIONSOperating Tempera-ture Range:5 to 35’C (41 to 95

APPENDIX 1Construction of MX-82 and MX-82 F/TThe EPSON MX-82 and MX-82 F/T dot matrix printers consist of the following threemajor functional blocks.(

Fig. Al -1Control Circuit Diagram

INSTALLATION OF MX-821. UnpackingBefore removing the MX-82 from the carton, check the box for evidence of shippingdamage or mishandling. If such evide

1.3 Power circuitThe power circuit generates 5V DC for the logic circuit, and 24V DC to energize thesolenoids of the print head and two stepper motors

9 X 2SD986- HID H:LFA 0- LFALFC 0- LFDFig. A1 -2 Driver Circuit Diagram-86-

APPENDIX 2 Parallel InterfaceBoth the MX-82 and MX-82 F/T include a parallel interface as the standard equip-ment, and this paragraph describes the pa

Table A2-1 (cont’d);14 / - lmi In15 -NC16 - OV17 -%nosas- -16 - NC19to30 -GND -31/-lm P32ERRORout33 -GND -34 - NC3536 -SLCT IN InDescriptionThis signa

3. All interface conditions are based on TTL level. Both the rise and falltimes of each signal must be less than 0.2 p.s.4. Data transfer must not be

NOTES: 1. In Table A2-2, it is assumed that as soon as the Printer receives data, itsends back the ACKNLG signal, though this data is not stored in th

IHex. o ,I234IINo.5,6178'9!A6cDI-I”S(’I .l-l Ic

APPENDIX 4 Character Fonts)21(Hex Code202324252627-ti i i iJ2928 2c202E383c3E3F462832423848494A 484c404E ,.AF6052-92-

58595A50 5c5D5E 5F69 696A6B 6C6D78 797ANOTE: Numbers represent Hex.7378liiiil. .7c7D7E- 93 -

FRANCE407D5B5c5D‘787c7EGERMANYliiiil7D-5B5c5D 707EENGLAND23DENMARK5c5D7870SWEDEN245c5D60707c7D7EITALY585D60787c7D7E