Sony AC-T11, PRN-T24 Service Manual

PRN-T24.AC-T11

SERVICE

MANUAL

24 DOT THERMAL PRINTER

TABLE OF CONTENTS

1. OPERATION

1-1. NOTICE FOR THE CUSTOMERS IN THE

UNITED KINGDOM IMPORTANT.1-1

1-2. PRECAUTIONS.1-1

1-3. LOCATION AND FUNCTION OF PARTS

AND CONTROLS.1-1

1-4. PREPARATION.1-2 1-6. HOW TO PRINT..

1-6. CONTROL COOE FUNCTIONS .1-7 1-7. SWITCHING THE DIP SWITCHES.1-13 1-8. CHARACTER COOE TABLE.1-14 1-9, SPECIFICATIONS .1-14

110. CONNECTOR PIN ARRANGEMENT .1-14

2. SERVICE INFORMATION

7-1 REMOVAL .

2-1-1. Removal

2-1-2. 2-1-3. Removal o' Hear Lid. 2-14. Removal ol Up®*-- Can.

Removal ol Printer Mechanism ana

2-1-9

B«U»y Cal' Unit.

2-1-6.

2-1-7. Disassembly Procedure ol iho Primer Mechenisrr . 2-3

Aiiem&iy Procedure ol Printer Mechanism . . .

2-1-8. MS.

2-2. REPAIR PARTS . ,.

3. MAINTENANCE AND REPAIR

3-1. MAINTENANCE .3-1 3-2. REPAIR .3-1 3*3. CAUTION FOR HANDLING .3-7 3-4. OILING STANDARD.3-7 3-5 AOHESION STANDARD .3-8

0' MitKHe L*1.

1-4

2-1

. 2-1

2-1

...

2 2

. 2-2

7-6 26

2-6

4. CIRCUIT DESCRIPTION AND MECHANISM BLOCK DESCRIPTION

4 1 POWER SUPPLY CIRCUIT .4-1

4-1-1. Voltage and Their Usages.4-1 4-2. RESETTING CIRCUIT. 4-3. MPU. ROM/RAM. ANO CONTROL CIRCUIT ... 4-2

4-3-1. MPU.4-2

4-3-2. ROM .

4-3-3. RAM .4-2

4-34. Control Circuit.4-2 4-4, MOTOR AND SOLENOID DRIVE CIRCUIT.4-3

4-4-1. Motor OOal.

44.2. Electromagnetic Clutch <8ft) .4-6

44-3. Tri«M Solenoid 110ft) . .. 4-5. PRINTING HEAD DRIVE CIRCUIT . .4-6

4-6-1. Pnntng Hand Hes-stenc* Value .4«

4-6-2. Power Application Time ol Pnntinf Hoad . . .4-6

46. INTERFACE CIRCUIT. 4-7. SWITCH AND SFNSOR CIRCUIT .4-7

48. POWERfLOW BATTERY LIGHTING CURCUIT . . 4-7 4-9 MECHANISM BLOCK OUTLINE DESCRIPTION 4-10. FRAME BLOCK.

4-11. DRIVE BLOCK .4-7

4-1

4-2

4-3

4-6

4-7

4-12. PRINTING. COLUMN RAISING.

COLUMN RAISING RETURN ANO

TAPE WINDING MECHANISM BLOCK-4-12-1 Printing Mecheniim Block . 4-12-2. Cokimn R*Hng Mechanism Block..

4-12-3. Tape Minding Machamun Block .

4-13. PAPER FEEDING MECHANISM BLOCK ....

4-13-1. Paper heec-ng Mechanism Block during

Panting Operation

4-13-2. Manual Paper Feeding Mechanism Block .

4-14. HEAD RELEASE MECHANISM BLOCK

4-14-1. Head Release Mechanism Block during

Priming Operation

4-14-2. Manual Head Release Mechanism Block . . .

4-15. CARRIAGE OETECTION SIGNAL

GENERATING BLOCK .

BLOCK DIAGRAM

6. SCHEMATIC

6 2. MAIN BOARD. 6-3. LED.

6-6. AC-TI1 .

SW BOARD.

DIAGRAM

7. TROUBLESHOOTING

7-1. GENERAL PRECAUTION ITEMS 7-2. MAIN FLOW.

8. REPAIR PARTS AND FIXTURE

8-1. MECHANICAL PARTS LIST

8-1-1.

Cam

AC-T11 . . .

MAIN Board SW Board .

Block ..

8-1-2. Primer Block.

8-7 ELECTRICAL PAHT5 LIST _

8-2-1. 8-2-2. LEO Board 8-2-3. 8-24

8-2-5. Frame . . . .

8-3 PACKING ANO

.... ------ -

ms?

??! !!

ssin

52smsm

CHAPTER 1

OPERATION

1-1. NOTICE FOR THE CUSTOMERS IN THE

UNITED KINGDOM IMPORTANT

Ttie wire# in It* mains lead of Ihe supplied ac power adapt©' an col¬ oured in accordance wilh ihe following cede.

Blue.Neutral

Brown.Uve to (ho coioora or (he wires in the mams lead or this apparatus may not correspond with ihe coloured mattings identifying the terminal# in your plug, proceed a# follow#: The wire which la coloured due must Do connected to the terminal

•filch Is marked with the letter N or coloured black

The wire which la coloured crown muet be connected to the terminal

Which is marked with the letter L cr oofoured red.

1-2. PRECAUTIONS

On safety

e Operate on 120. 220. or 240 V ac by using the supplied ac power

adaptor according to your local power

e U#e this adapter only for th-S printer.

Polarity of ihe «c power adaptor plug is as Illustrated.

a Should any solid object or liquid fall Into Ihe cabinet, unplug the

unit and have It checked by qualified personnel before operating it any further

a Disconnect the ac power adaptor from (he wall outlet i* the sat is

not to be used lot an extended ce'iod of time thg STANDBY switch on the printer does nol lum the ac adaptor off

a Toaaconnect tne ac power cord of the me. poawr adaptor, pull it out

tne plug. n«w pun me corn itseli

• Do not place or otop heavy cblocm on (he ac power cord. Use of a

damaged cord tu dangoioua.

On insteMelion

• The printer consists of high precision mechanical pans. Do not drop II or bump it against other objects. Do not placo

subieet to .'tvalion or on an unstable baso.

• Do not Install the unit near heat sourcos such as a radiator or an air duct, or in a plaoa sublet to direct aunlighl. dust, or moisture.

On operation

aUM the specified type of paper Never attempt printing without

paper loaded in me primer

• Oo not touch the mechanical pari# nsido the printer, graphic# will not oo drawn prociaoly or other problems may occur.

On cleaning

• C lean the enclosure or surface with a soft dry c*Oth or a soil cloth lightly moistened with water or mild Ootorgont solution. Do not use

any sotiwrii such as alcohol or Demine. 8# It might damago tho finish

*upp*y.

in a place

1-3. LOCATION AND FUNCTION OF PARTS

AND CONTROLS

the

—QJPlsten -nob

Tlfeinnoi density control snob

QJ STANDBY snitch *-9 BATT -'

iDanery capacity indicatai

QJfVylene

m Oh lwE twiiciwlamp ---

j|Pieer food buttons----

7lDlP»w-«chM

1] Pu-anei conrwctoi

[LOCav^cK--

E Platen knob

QJ Printing density control knob

Controls Ihe priming Density, if your printout 18 unclear, turn ihia knob to the back. IIII Is loo d»tt end a blotches appear, turn ihi# knob to the from.

3J STANDBY switch and BATT (battery) lamp

!*••»» to turn on tho power. Press again to turn elf The BATT lamp come* on when the oower is turned on. It the battery is nearly exhausted, the BATT lamp blinks.

Turn to rotate the paper teed roller. Set paper, posilion Ihe release lever toward the from of (he unit, then turn this -nobard paper will be fed.

If l"« battery

be obtained II me BATT lam? faimi.. switch to turn off the power, then replace ail ol tour batter*#, or oonrxci Ihe ac power adaptor to the wall outlet, then press

the STANDBY switch

lamp

nearly exhaustod. a correct printout will not

p.*,,

1 J

Ihe STANOBY

PRN-T

24<AE

)

1-1

fjJ Release lew

PoaiUon the lever toward tho from ol the unit to fix the sheet

against wo platon. Position toward the hack or the unit to Keo the sheet

X ON LINE swttchAamp

Whllo compiler! Ihs ONLINE lamp 13 on tt 1h8 ON UNE Switch It press¬

ed. the lamp gees Off 0«d the unit cntrvs tho Offline mode (un»B» to pnnt data from the computer).

It the ON LINE switch Is pressed Curing printing, the unit enters me otlilne mooe alter having p-Hted the currant line, men tho ON

LINE

unit entere the onllno mode and continues printing from where It left on.

ffl Paper food Button

Press to lead paper. Set tho printer Into the offline mode, then press me a button; coper is ted lorwanJ. K the ▼ Button •» pea**-

oO. paper is led Backward

To pnn: the tmt pattern. while pMssing the a or t Button, proaa the STANOBY switch.

tZJ

OIP switches

Used to set various lunctons

• You may hare to sot the DIP itwitches according to your soft¬

HT Parallel connecto

Connect to the computer usino the supplied caWe

l£ DC e V Jack

Connect to the supplied #c power adaptor.

Note: Never connect to an adaptor Other than the suppl ed 00

1-4. PREPARATION

CONNECTION

Rato’s connscting. Be sure to turn olf the computer and the printer.

the prinwv is in the cnime mcrfe (able to print data from the

lamp gooe ofl.

ware Refer to tne operating instruct lens ol you’ software

power adaptor.

It the

LINE

swiicn is pressed again. ir*

POWER PREPARATION

Note: Use th« ac power adapter supplied. Do not uee any other ac

power adaptor.

Power supply using Betteriee

Turn the Cattery co-er eounlardockwiM to open, then insert toi*

SUM-1 typatsoo IJ)<Vy cell Battenes as shewn Below, the" close (he battery cover

11 me ac power adaptor Is connected to tne DC 8 V Jack, the unit will not operate ussng Batteries

Note Do not connect the AC power adaptor white tho STANDBY

Notes 0« use ol batteries Incorrect M of Battenes may cause a dange-Y»u> liquid leakage or

enploMon. fey ettention to the following:

e Metre sure Ihe polarity (plus and rrsnus) ol each Battery tselatin

e Do not uee difforent types of batteries because their performance >s

switch ol the printer which 18 Being operated with Batteries is on

To prevent useless consumption or liquid leakage of Balteiies. turn

the power olf alter using llxr prnter.

dlcat ed. lm not use new Batteries with used Batteries

different, Cron if thoir form ie the same, There are chargeable and unchargeaDte dry can Batteries, before using batter ia*. read the note* explained on inetr surface VThen batteries will not Oc used (or a long period. remove litem.

T24(AE)

INSTALLING AND REPLACING A RIBBON CARTRIDGE

When using regular paper (sheets or roll o! paper, or paper o'he- than

thermal paper). Inatai I a riooon cannoge.

IntUllIng a ribbon cartridge I Open the top cove

LOADING PAPER

Loading a sheet of paper To iced sheet* ot regu'ai or thermal paper, follow the procedure shown below.

t Push the release lever towards the Deck of the unit.

4 Turn the knob ot me ricoon cartridge countereiwfcwiee until the

ribbon slat* is completely taken up

S Install the ribbon cartrisge eo that me thermal head is placeo Bel

•ccn I ho ribbon and ribbon cartridge.

Ilemiei head

mpoon

8 Install the Iron! cover.

RemoWng a ribbon cartridge Rwrove the from cover, posh the release levertowarfls me bock ot the printer, then pull the ribbon cartridge

Notes: if the ribbon cartridge is removed when the rotea.be lever Is

positioned lowers mo front ot iho prints' the ribbon may bo cut.

When removing the riooon cartridge, push me release low towards the wick of tho primer. The primer sill continue to ooerate ova- it the ribbon runs out Ourlno prlmout.

Service Ills of ribbon cartridge On# Sony PflK-TIC ribbon cartrdge can print out Sbcul ?2.0<» ehanolers. Use Sony PPK-TIO containing teo ribbon cartridges.

_\_

hj-

ft Dt»on earcmge

•'

“

Out.

■

3 Invar" a .I’ael ot piper I" "he ptlrter

horn I ha back vide ot the c<ate» coror.

e HoId the release lever positional towards the front of I he printer

e Before removino a aheet. push the rrlMM lever towards ihe back of

the pnntor.

7 Puah

IS. ralaaaa Wvw to-arda

iho fron of the ulnie

Tun th« platen .roe toward* M

■

root of itw prMar re ael tne maw

>0 the prIM aumrg portion.

PRN T24(AE)

1-3

loading ■ roll ol paper There a-e two types o' paper roll* regular and thermal For loading, the optional roll holders and a rod are necessary. Fellow the pro coders shown below.

9 Mount in*

paper o-de

After Ih« roll of paper is rtslalled. load papor In tho same way as for

loading a 8hast of paper. The procedure is as follow*

After mailing sure ins papor Is straight, position the rneoee lever towards the from of the printer. then turn tho platen knob towards tho fronl of tho printor lo sot tho paper to tho prim starting position.

• If paper 1} not straight, malfunction may occur. When printing out an •■tramaly long program li*), correctly toad paper eo that It Is straight

• When cutting the paper press the platen Knob downward, so that the paper does not move and can easily be col

1-5. HOW TO PRINT

BEFORE STARTING

Turn on the power of the computer, then the primer Whan tho printer Is turned on, one line will be led.

Available paper Regular or thermal paper Is available In the printer. When using rogu lu paper. Install a ribbon cartridge; when using thermal paper, if tho rlbbcn cartridge is installed, remove it.

To gel a clear printout, use paper whose surface is smooth.

We recommend the following paper:

Notes: For hooping printout a long time, use a regular pacer with a

PRINTING THE BUILT-IN TEST PATTERN

The PRN T24 contain* a test pattern generator ter a sell prim twM To print me test pattern, follow ihe procedure shown boiow

• Re sure to load paper on the printer oelore the test pattern printing.

1 Whilo prosaing tho paper food Button

switch to turn on Ihe power. A teal peitem win be printed out Then, release the A button.

• the print out font* are automatically changed as fonows; p Pica —— Elite -- Condense

Regular paper lor therm* transfer ... MBJ-A047P {contains ICO

A*sue sheets.;

thermal papor _ HBJ-AO'.UP {contains one roll ot paper.)

ribbon cartridge. If a Ihormal paper Is knot for a long pared, (specialty. It it la loll lo a place subnet (o direct sunlight), the printout win become discolored.

praae the STANDBY

Proportional —j

Pica. 10characters printed out per inch Elite: 1? characters primed out per Inch Condense;

Proportional printing: Changes the character width according to

1-4

characters printed out par Iron

types of characters for easy reading.

PRNT24(AE)

2 Press

the

standby awitch agamic turn the power oft. Printing ol

the tost pattern vull end.

• Be sure to loM a street ol paper or a roll ol paper oefcxe orlntlng the Built-In

lost

pattorn.

BASIC OPERATION

Printing out a program list To prim out an MSX BASIC program list. enter the LUST command. For example, execution ot Ihe following staiomenl wiP print a pro¬ gram Hit between line numDer* 10

LUST 10-100

Printing out chared** in eh* MSX-BASIC program Enin- me

LPRINT

example, execution of the following statement will pnnt cnarec-

tors *, B. C. 0, and

I.IWtrr “ABCDR*

Or, nan the following program:

10 INPUT A 20 I NI'UT B 30 l.l’Rl XT -A*H--:A+H

It 5 Is snlerad for A and 7 lor B from the keyboard, A*B= IS will be printed out.

in other words, the mand on the printer nstcad ol the display screen

• When operating the printer with software other than the MSXBASIC program, road the user’s manual ot the software.

Temporarily slopping print out To temporarily atop p'tntlng out a program Hat. press the ON LINE switch. Alter the current line Is printed, the thermal head returns to the left end. the ON LINE lamp goo* oil. and printing atop*, (olliine mode)

ir me on line switch u presses again, me ON and printing restarts Iron »he-e il left ott I online model

Stepping prinl-oid dun lo peper-out Set DIP swllch 7 on the Back side of the printer lo OFF.

DIF Switch 2 i» set to OFF at the factory

While DIP switch printing. m« ia.ni prtntahi? mo is printed out, mo inormal head returns to the loft end. mo unit amors tho offline mode, and printing stop*

(The ON LINE ramp also goes ott.)

the ON JNEsw icn Is then pressed, one more lino is printed out and

the thermal head returns lo tho loll end.

Replace paper, men press ihe ON UNE switch. Printing w*l restart irom wnoro H left off.

• II DIP switch 2 is ON. printing will continue, even If paper is nearly exhausted. When using sheets ol papor. set Dtp switch 2 to OFF.

and

ICO:

command

LPRINT command is used to run a PRINT com¬

2 Is

set to OFF If paper is nearly exhausted during

line lamp comes on

ADVANCED OPERATION

The PRN T24 can Do changed to various mode*

code Irwn the computer

See the control code list .This list includes *3 control cooes.

The following explains how lo control tho printer using Borneo! these

codes

How to send a code To send a code using MSX BASIC, onto* the CHR$ function and LPBIN7 command.

For example, to feed a line, see New line” in "Operation Control ol the control code l«st" . The code name ol Now lino” is LF and Its hexadecimal code is JMOA

The neaxadoclmnl code SHOA is sent id the printer Iron the computer

using tho CHRf function and LPRINT command

mut

si.ro the printer is In online mode then enter the following state-

mem in direct mooe:

LPRINT CHRi (AHOAL

Oro lino will be fod. This Is because 1 line food” codo. irtQA is sent to the printer Iron- the computer with the atxxe

You can thus control th* primer using 43 control coda*

Magnifying characters Sec “Magnifying characters” and -Cnnccaatlon of magnification” In ihe item, Print Mode Control of ihe control code list Their cede nemee are SO and Si an

respectively II ”Magn< lying characters” la specified, Ihe horizontal width (the number of horizontal twice the regular width.

The following examp-e shows a program containing these codes and

Ihe printout

10 CJ--AUCOE"

LPRINT CHRS(liHE) ■

LPRINT

LPR 1 NT CIWi(4HF) •normal

SO LPRINT C»

60 END

Result

/\ BCm.-;

ahcoi:

Ihe hexadecimal code* are SHOE and SHOF

doia)o!

LPRINT

each character will bocome

nnlnrKed

tending

command.

specific

PRN-T24(AE|

Charactor modes Tho following example shows a program lo print out characters In

various character modes as well as tho u»,n magrUftcallon mode:

10 C*--tOt IS THE

•

30 t.mrr ciie*(*hib):ci«*<xh4*):c*

40 1.1*81 XT CUES{AH 1H). CHRSfAH4 S)

SO l.l'-lhT CM8K*rMHj;CHKS(*H5i

60 IPEItlT CHE* I

TO l ESI sr no l.isnr CIKSCA>IIH);CtM»(*H45>-Set*toIhoebl* 90 1.1'Ritr CW»<*mri>:C!!K*!«MS#)

100 LPRIBT C*: I PR 1M

MO l-l’Klwr ClRSfCHI I?);CHRS|AII2I J- -Er.ph«b.» ch.r*c»e-»

120 l PRIITT C*:LPEI *1

JO I.PK1RT u«*|*Hh»—

iso u’Rinr cstiwnn

iso i.PRisr CHRst till

ISO I PRIST ai«*!*ir.B):nHM<WI48>-

ITO IPRlItT CMRSfillO

1*0 LPRIET -TEST F.HO'

two I VO

•iiiv i.s mi ntmiN?

lie* IS IK PE I •fT*’ -Bice

Mi is r* mum-Conome

Iff IS Tin: WllfTWtT-Proponlonsl

nif is nil:

HOW IS run

TEST EM)

• Tho a Dove statement. LPRINT CHR3<4HlB).CHRS<4H«8X can be

changed lo

PRINTING OUT DATA IN HEXADECIMAL NOTATION

Wills pressing the two line (red Miltons (A and T) simultaneously,

pro as the STANDBY switch to turn the power on. Data from the com¬

puter will M p’lveo out in hexadecimal notation

WMit tnia function, control codas aoch aa lino toed" ana space can

Do printed out In hcxadocrrrai notation as input data. It Is conromcnt

for operation check.

To release the ImadedRMi notation mode, press the STANDBY

switch again to turn the power off.

*HIH >: OIK* (4HSO): C* —PioponcAjl printing

i*Kihnx?

l»R I NTHKV

LPRINT

CHRMHiBr*”

-Magmtieb

:CHK*<4HJT>-Enas

*1122)-Cancelsemphasis.

p.,di*a wet. pic

C*—Print Wg wth elite

»:ts- (Vln.^g wui conaeroe

Stansunoemnng.

lAaracttrj

under. ming

-Scls Or. pic. im*l*

mo mancificeiio*.

pica

printing

Elite, ana unitaitido

-Hite emchoOe. and t«4wlln.

—BH>magn.lcaic«v

»moh«*t*. ana underline

(Olhers are also me same.)

m»

CONTROL CODE LIST

Fincta«

64i it oi pint k

OteWM

Modi*; ire imi h»l lo »e

m.m:.; ire iu» rw»: lo r.

nano«a '.«uitc»

c* ll-a IM lire Wr« eelis

- -*< IWowig emciad aettirg

-•

Iff

hiding el Oi>-.ciwi tin's SOH

III

• m-j ire Sale ol ire

[Si!

heUKdUl IKtCilHn partner.

•wtui iisjiui nw«

uouMrcd

tenao

uiilro

—an iwtno

Stllr« tlx- 1 re lc*C"i -*Wl £8C*

»>K

**™>V

Cm loO-c tert.ws

UlI X I0cpl*>s»l fettirg > f|>'»ir-.

**»">»"- cnrwue. rorm, SexUW

INi u

peiiirn ri|»rt

i6b i <5*4 ovum r-»i -c

Orll . .i-xl. tellag

terrw n re (rimer

!ic*I*ji

CoOe reiMi

CTM.ru

—

ri, r.

AM 11 4*13

GR LT NT

TT W5

»SC( KCI

SSCLN, K.a. 4HI f 1

i»ce

ssev (SCI)

tsc -

OCrM.N.H.-c

ISC IIM.N.K

•SC «»,*. r, s.

UCsrr,

tSCM

CAN

L__

Mu. col.

4M0D 4H0A 4

not

&H0B

4M1(

OriB

k>»

4H19 ma

-rC <v »,

4H-e *-*'

"II* »“«

IK’S 41*4*,™,

4K-H 4M.1

*“!• it

III

i-in i-*i6,», 4MI* »«*•

rv*i rj

1-6

HBtT2«(AEt

1-6. CONTROL CODE FUNCTIONS

INITIAL STATE OF PRINTER

When I

ho pc

mode* that can be switched by a control coda, aro sot:

CONTROLLING PRINTER OPERATION

• This code is used to print out the data in the butter of the pnnter

• Only carriage retum or carriage return and line lecdlrg aro automa¬

I Code name: LF Hoxixleclmal code: &H0A I

_««*n»o_

• This cede Is used to teed one line by the current line feeding width

• It the bottom Un« Is sei as a vertical tab position, me paper is lad

• This coda is used to mo'e the thermal head to the nearest horizon¬

Notes: Execute the following statement In your program before send¬

The HT cede is not corroctly sent to tho printer unless this statement

Is executod

To return the made set wilh POKE &MF4i8^bb to tho original stato, enter

•This code is used lo teed most up lo tho next vertical tabulation

we* Is turned on, tho following modus flrltlal state), of tho

Mode

<unn*a( wwmi

OIO'UO*'*! T>B'

Font Character emphasis Character magnifies'iCr Underline Mcrizontai taxation Vertical tabulation Lett and right margins bn# (teeing width bn# (oecing direettx

Signal line

Cede name c*

and rotuin tho thermal heat) to the loll end ^carriage return).

tically performed by ew.iciwtg dip switch 8

In the current line toodlng direction.

until I he neat TOP position, when the thermal head goea ever the bottom Ikio

Code name: HT Hexadecimal code* *HC9

tal tabula ton position. If no honronlal lobulation position Is specified, this code is ignorod.

ing the H» cod*:

POKE 4HF418.2S6

POKE 8HF418.0

Code name: VT Hexadecimal oode: 8M0B

position In tho current lire Inodlng dlrnoUon If no vertical tabula¬ tion position Is spoclftad, paper will oe fed until

Initial state ]

Siililhli

Hexadecimal code: khco

!*•/

the

next tof.

| Cod* namr. U9 Hexadeclmalood*: 1H1F |

• The function of this coda tar les according to the value ot the t -byte data following Ihio code. Assume fhaf the value of the t-byte data is CHR||n) (n indicates a itoctnut number.) if t 5 n j 6, paper win oe fed until the vertical tabulation position d channel n. If 17 a n S 3t. paper win be ted By tn-t6) lines.

• II other than the above data is entorod. it is Ignorod and tabulation la not done.

Cose name: ff

# This code ts used to feed paper until the next TOT in thecurrent I ine

feeding direction

CONTROLLING THE PRINTER FUNCTIONS

Horizontal tabulation

| Code name: ESC { Hexadecimal cede: 4H t B »H28

• This code is used to set tno tor moot* tabulation

Specify the ESC I code co fotow ESCfe.A-

<*. ff..— incite* a 3<Tglt decimal number. For example, to position the horizontal tab in the 6th 18th. 36th columns from the left end

enter

• Up to 16

• If an incorrect entry i« made, are cleared

•Ah the horizontal tabulations that were set before this code was

received aro cleared.

Example: IPRINT CURS (4H1B); ”©10.020. C00 '

Executing this statement causes the unit to position the horizontal tabulation In the 10th, 20th. and 30th columns from me left end

Code name: ESC)

• mis code is used to release the horizontal tabulation.

Specify the FSC ) code as fol lows.

Tho specification method is tho samo as tor tho ESC ( oodo.

• It an Incorrect entry is made, are cleared.

Example: IPRINT CH W (*«’B»") 030'•

Executing this statement causes the unit to clear the horizontal

tabulation in the 30th column from tho left end

Cede rams. ESC

• Thiacode n used to dear ail me specified henrontai tabulations

FOaurwcx

ESC ©06.018, 036

(A per ad la needed at the end.l

horizontal tabulation positions can bs specified

ESC)

ff._

Hexadecimal code: &HCC

ail

tho specified horizontal tabulations

Hexadecimal code *HIB 4M29

all I he

Hexadecimal code. &H1B.

specified horizontal tabulations

&H32 |

PRM-T24(AEJ

1-7

Vertical tabulation

Cod# namer GS

• This code is a start command code used t© set the vertical tabu aHOT.

• The vertical tabulation Is sot with a combination ol thU cod* and the RS code.

Code rams, ft!

• This coos is usca to indicate the end ot data Between the specified lobulation positions.

Vertical tabulation The PRM-T?4can set tho vertical tabulation Wild ttite function, papat

can oe tert trie specitied number ot lines required. It is convenient (or

tabulation.

For vertical tabulation, capo- loaded In I lines and each 00- no Line 1 ol each page is called too ol lo-m (TOF)*

Hexaonctmai coda: AM10

I-exerts.. t.I certe SMI

segment ot paper is regarded to lx one page.

printer is ci.rted every 68

■st

• luwKivtBUH.

With this vertical tsbulatico fwtetion, you can set any line on a page as a vertical tabulation COSH on, and tho lin* on which paper .s to Be automatically led to TOF on the ne»t page, as the Bottom line.

For example, it the vortical taBuiation (VT) is specified on tires 30 and

« a

the boitom : me on i ine BO. tho format o' on# paga is as ret lew »

A space between the bottom and TOF ol tho no*! pago re ca Hod bat tom area.

H>il»nrjly.«««,c.ori*lcr.

x -vt-

HOW TC> SET A VERTICAL TABULATION—

To set a vertical tatxjlalion. th? loilowino cones and oato arc oent to the printer. They are stored in the memory ot the primer.

GScode

Oulu Ol

TOF

t Data ol tabulated lines l Data ol untabulated lines t Data ot tabulated (ir.es

(data

Data ol TOF o' the neat page

FtScoac

The OS and RS codes are used to declare the start end end ct each vertical tabulation. The reqv-ed date mvst be Inserted between these codes

Oat* other than tho GS and RS codes ttellnos whether each line Is the toBulelion position, TOF. or boltcm line. It requires two bytes lor each Un. The contents ol the 2-byte dole are as (ollows;

*«■ . 1

Whether a line is the Ubielation position. TOT. or Bottom I Ine la deter mined by setting the bit valoo ol CM, to CH, to

CH, toCrt, are as follows:

■a

n D ITS

As shown in this tobto. if only CM, Is sot lo 1. tho lino is assumed to be

TOF und It CH, eng CM, are set to i. the We >s assumed to

tent line.

To spoelty a tabulation Una. you may «M any ol live bit* (CH, lo CMJ to For evample. you can set a tabulation position on and use thorn es

TOF . Line 1

Tabu lailon ol channel 2 - Lnea 2. r. Tabulation of channel 3 ... Linos 3.8.13. 1*. 2X2t.3ima.Staa.3a. Tabulation ol channel* -. Linos 4.9,14. 19.24. 2t.»Ot«. 0.54.58. Tabulation of channel 5._ $1

In other words, specifying only me unit to stop paper tonfling cnly cm HI

Data ol untabulatod linos

Bottom)

•» ’ S 4 *4210

• •

i«wl

El E?l E3 El

a S3

o o Q □

□

You may also set tabuation lines for each channel vopotMofy

Bottom

... Lino S3

C-. CH. CH.

tabulation I Ine by specifying as **»i

n sr~T__;i4jt^>ii^v

wm WM

— ..?£•. ft

o n

Lines*, n. i*. 2i.msi.O«.OSt.9e.

• • •

12.

i/. 22.27.a/,

0 or i.

ail

tut

Tho contents ol

!L".

1 xi

lines m one page

******

U>o bot

star.

* w

A lin« in the Bottom a-ss can be sot a* tabulation channel

Example. To set lines 30 and 40 as a •orllcal tabulation linos and lino

60 ut the Bottom line, me foaowing data is sent to tho primer

o» chsnned 3 to

Margin acting

[ C

•This code ic usoJ lo position tho lett margin.

• Specify the left margin position with a 3d«glt decimal number following ESC L.

For exempt*. to portion the i?th column trom tho loft end as tho leh margin, sane ESC L 012

• To cancel me lett margin, send ESC 1000

Example- LRfHNT CM0f(SH1B*' 10C@

Executing this statement causes the unit to position the eighth col¬ umn fiom the left end as the left margin.

ode nomo- ISC L HrxafloGimm

coda: AH

AH«CJ

• ™ k^nwi “•••I *n * n»w i‘) i >«w> »r;i»

NeiM The G5 code must oe followed oy data ot TOF |4iH. *0H).

If oiher data Is fecetxx). the vortical tatxiiation command is canctted and the vertical tabulation mode returns to tho MlllW

state. The RS code must follow data of TOF. If other data is received Bel ere the BS code, the vertical tabulation command is canceled an tho vorllcal tabulation mode returns to the initial state.

• II the vertical tabulation position exceeds tho raimtm of lines bet. ween TOF*. an error occur* and the vertical tabulation mode returns to the mitiei nets.

»i»n»

I Code name: ESC / Hexadecimal code AM'B 4H2F

• This code is used to position the right margin

• Specify the right margin position w.tn a 3-dgit docimat number following ESC). For example, to posit on tho 19th column trom the right end as the right margin, send ESC «». |F« pica)

•To cancel the right margin, send tint following:

Example; LPRINT

Executing this statement causes the unit to position the 3?th col¬

umn hom tho right end as the right margin.

Setting the line feeding width

Ccdu n* ESC A H-.uJx.i u code. AMS »Hf

• Thi* code W used to set the line leading width to

Cede name: CSC B Hex

• Ths code la used to set the line feeding width to

| Code name: ESC T Hexadecimal c

• Th« code la uaed to set the lino feeding width to

• Specify the value ol N with a 2-diglt decimal number follow dg ESC T. Fet cxamplo. to sat tho line feeding width to V,’. in another word.

Example:

Executing this statement causes tn# unit to sat tha I in* leading width

Note: When DIP switch 3 is off. if

line feeding width « automatically set to

Salting the I me teedmg direction

| Cede name. ESC I

• Th«e code la uxad to lead a line lor-ard

i Cede name: ESCr

# This code is uied to teed a "ns baccate

Pier ESC >080 El lie; ESCWfl

Ccndonso: ESC /144

send ESC T4d.

LPBINT

CHRK4HIB);"I0G3~

CHRKAHIBfc'TIO*

adecimal code: AHI8

ode 4H1B &HS* |

'fm‘.

or 'Vo.' is apeclliod. the

Hexadecimal code. 8H1B A He®

Hexadecimal code; SHiB 4-172

&H42 [

*/,„'■

PBN-T24(AE)

1-9

CONTROLLING THE PRINT MODE

Character nodal

Cod* name:

• n«» code is used to smoa tho tocpr ipacni moon.

• Tho <0 col mode rcmalnc unchanged until (condense) o' proportional mode is selected.

• H. In the 10cpi mtxle. it is mpossibieto prim in the current left and right margins. Ihey are cleared. (This is also the same as lor ESC E. ESC Q, and ESC P)

ESC

H Hexadecimal cede 4H18 SH48

Cone name ESC E Hexadecimal cwo ahir *ch*f

a This ccdo is used to soloct the a the t2 cpi mode remans unchanged until the lOcpi (pica), 18 «*

jeeatdense) or proportipnsi mode Is selected.

1 Code name: ESC Q Hexodoc -ral codr: 8MIB 4HS1

e This code Is used to select the IS cpl {ccnoeose) mode.

• The 18 cpl mode remain* unchanged until the 10 lento),« proportion »i mode i* selected.

] Codo name: ESC P Hexadecimal

e Th,j code is used to select the pioportlcnaf mode. Proportional

p'lnting produces a proportional and easy to<e»d printout Dy charturtfl the width according to alphabetical characters. digits, and symbols

e The proportional mode remains unchanged until the

cpi (elite) or

Coda

Thia coda it used

cpi (condense) mode >s selected.

name: ESC ! Hexadecimal

to print

Code name: ESC 1 He

• This code Is used to cancel character arrphasis With this cede a character emphasized with ESC I V«l 'Mum to a

regular printout

chrracter.

| Code name: SO Hexadecimal

Tn is code la used to magnify a character. With thin code, me horizontal width (number o1 to be printed out will become double.

the

cpl

(olito)

mode,

0006: &H1B &H50

cole &HI8

put a bold emphasis character.

xadecimal c

ole: fixtB

coda &N0E~|

dels)

cpl (elites IS cpi

cpl (pice). 12 opl

cpl (pica).

4N21 |

&H22 |

of a

character

| Cede name: Si Hexadecimal code: SHOE j

e Tnis code is used to cancel magnification e With ires ccdo, a character magntmd with SO will return to a

regular size cnarectcr.

Underline

Code n

ame. ESC X Hexadecimal code. &H1B

e This coda is useo io start underlining. OWitn (his cede, all pornout chaiacters. digits, and symbol* (In¬

cluding apace ana horizontal tabulation) can be underlined

| Coda name: ESC Y Hexadecimal code: 8HtB 8H88 |

■ This code Is used to end underlining

• With this coda uncortmmg specified with ESC X will be canceled.

Special print mod*!

| Code nama: ESC n Hexadecimal code 4H1B n (1 ; n

e Thu code is used to ieane a space in dot unit, e The ESC n code I* effective only in the proportional mod a e ESC 1 icn.O! a 1 dot space and ESC

- tt SO (magnlllcation) is specified, the space also becomes double.

Fiample 10IPBIHT CHRSSHIB).CHRi(«H50X

Executing these statements causes a 7

| Coda name ESC E

• This cod* Is used to move a tabulation pcoilton in dot unit.

• Specify the number ot dots Ion which a tabulation position movoal with a 4digit Oocimai numbor following ESC F. The maximum number 0-'

For example, if ESC F 0S1J i* entered (codes SH36. XH31, and *HiP ire actually *ent to the printer), tho therm* head moves to the 512nd dot position (rem the lett end.

Codo name: ESC R Hexadecimal code: *H1 B SH52

• Th a code is used to repeatedly print out the spool tied character by the specified number of three

• Specify the number- ol repetitions with a 3-dglt decimal number

following ESC R, ana specify the character to be ptinted out repeatedly with one Byte lollowirg the number

Example: LPftlNT CHRHiHiBt: "RtX** '

Executing Ihi8atatement causes ihe printer to repeatedly print out an eetwls* (*) 35 limes.

20 LPBINT

"A";CHR$(&HlBKCHRS(7jc,*6”

tfcXs I* 1,440.

Hexadec

leawts an 8-Ocd space

dot space between A ami B.

mal coda: 8H1B 4H46_I

&H58 |

s ft [

4H1B.

«H4«. &MS0.

1-10

PRN-T74(AE)

Code n»rr«: ESC V no.oaccimi coac: aniBattse |

• in it codo i& used specified number of time*.

• Specify mg ESC v, and specify the dot pattern with one byte tollowino the number.

• Itie correspondence between the dot outturn data and printing positions is as follows:

rupuaiodiy print out a suit dot outturn by me

lie number ol times will a «-dtg>t decimal number follow

[ Gofe name: ESC U Ifnadecimal code: SH1B *HK 1

• Thm code is used to repeatedly print out a specified number of limes.

• Specify tne number ot times with a 4-oigii doolmoi number fax**mg ESC U. ond specify me dot pattern wan three bytes foBowing th* number.

• The correepcmderce bOtMMft tno dot puttorn data and printing positions is as follow*

Bit dot pattern by the

• if SO t’lWQ’illlcatlon} in specified, me dot width ai*o becomes dou¬ ble.

• Emphasis ard underlining ate ineffective if specified but they are not cleared.

e After printing is ordod. too urlt will rotum to tno original mo

Example. LPRINT CHBft8H1Bt'V0J70A'’

Executing this statement causes the unit to repeatedly print cot the 8011 dot pattern corresponding to A 270 times

| Codo name: ESC W Hex

• Ihi* cod* t* used to repeatedly print out a t8bn dot pattern by the

a Spaetty tne number ot times with a *-dtgrt decimal numbei follow-

e The correspondence botwoen the det pattern data and printing

• it SO (magnification) is specter], the dot width ado becomes don we.

e Emphasis and underlining aro ineffective if specified, but they ore

not doored.

• Allot printing l* ended, the unit will return to the original moca.

Example: IPHIHT CHR$|&H IB)/ VVi234‘ CHFtr&HOFlCHRilSHFO)

Executing this statement causes tho umt to repeatedly print out tho t&Oit oot pattern corresponding to CHRS(UtOF) and CMBR4MF0) t234 times.

adecimal code 4H1D «H57

tpacil.ad nuintwr ol times

ing ESC W. and Specify the dot pattern with two bytes following th* numbor

positions Is os follow*

do.

• If SO (magnification) is specifiod. the dot width also becomes dou¬ ble

• Emphasis and underlining ar* Ineffective it specified, but they aro

not cleared

• After printing is onced. the unit will return to the original mode

Example: IPRINT CXfO(&Hl6)-U0782 '.CMRS<4HCO'CHBS<5HFI|;

CMft&anro)

Executing this statement cause* the unit to repeatodly print out tho 24-bit dot pattom oorrosponuing to CHRS(SHCOt. CHRiiAHFI), and

CHRMMFO) 782 times

| Code name: CSC S Hexadecimal code: &H1B &H63 j

e This code is used to convert data to an 8-brt oot pattern by the

e Specify the number of horizontal dot siring* with 4digll doo'mal

e The correspondence between the dot pattern data and printing

When DIP switch 3 is on and the copy mode is canceled with ESC *4

specified number ol byles.

number following ESC S. Data of the specified number of del string* will be printed out ae a dot pattern.

positions Is as for lows.

PRN-T24(AE>

1-11

Whan »P switch 3 is on and tne copy moae is soocitied with ESC D

When DIP switch 318 Otf

(“rmlioj pat (ten

Code name esc t Hexadecimal coda:

• This code is uMd to convert data ol tno spoclfiod numbor of hori¬ zontal aoi airings to a te-txt dot pattern.

• Specify tno numtxf of horizontal ftx strings with a 4-ogii decimal number loilowfng CSC I. Data ol tlw double number ol bytea as many as ths spoc't «S number ol dot strings will be printed out in unit, ol 1*0 byU. <18 bit.) as a dol pallarn.

• The correspondence between tne cot pattern data and printing positions Is Ihe »ame u for ESC W.

• II SO (magnification) is specified, tne dol width also becomes dou¬ ble

• Emphasis end underlining are not cleared

• Alter punting is ended, the umt will return to the original mode.

Example:

Executmg this statement causes tne unit to print oul the following dor

pattern

I PRINT CHR$(£h lBl:’‘ICO04".CHPS(iP92sCHPS<&H24|. CHR«6Mrl,>.CMRS|4HTF|.CHRSl6HHf».CllBftSr7F|; CMR$48H9?>.Cl

*>*&

■

124)

Ineffective

II specified, Out they arc

Win,

6H49 |

• f SO (magni licitlon) I* specilied. the dot width also becomes dou¬ ble.

• Emphasis anfl underlining am Ineffective II specilied. tut they we not cleared.

• Alter printing Is ended, the unit will return to the original mode.

(.ample U«IHT CHRt<4Ht8* SCt08'-O1RS48**SS).C>diS(*HAAl C*iRK«'*55XCHRS<*HAA|.CHfat4M»).CHIO(SKAA;cCHBi(SMti5); OiRfciKMJ

The loliowng pattern is printed out.

Note* on 8-blt dot graphic mode The correspondence between the dot pattern data and printing posi lions can t>* changed by switching OIP switch 3 When DIP switch 3 is on, a printout gels smeller; when DIP swi ten 3 Is off. a printout gets large and the number of dots on one line is 720.

770 or of the software For aiemc*«. ihe Scny Japanese language video word processor requires 960 dots on ora line to print out

this case, the number of characters on ora line ol the screen must be 46 or less.

Soles on dot psltem printing 6H09 included in attempt is made to send it to the prinler with an IPRINT command

Before sending the code, therefore. O.CCute POKE 8HE418255. Then data or «H09 will t* correctly sent lo rho printer

To return the state set wflh POKE &HF418.2SS to the original rrodo. e*«cuia POKE &.HF418.0.

When DIP u—10" J * oil

more dots may tie required

do* potter" ooto i» contacted to another code if an

one lino dcpetvding on tne typos

characters, in

Cooe natra: ESC J Hexadocimolloader AH

This code Is used to coaveri data ol Ute specilied number of hori¬

zontal dol strings lo a 24-bit dot pattern.

• Specify thn number of horizontal dol strings wild a *diglt dec mat numbar folio* as Ihe spacified numbor of dot strings will bo printod out in units ol inrse bytes (24 bits) as e dot pattern.

TNf correspondence between the dot pattern data and prlntng positions is the same as for ESC U.

It SO (magnificat mn) is specified. ihe cot width also Oecomas Coo-

Emphasis ano underlirtlng are inoffecNva it specified. Cut they are not cleared.

a After printing ie ended, the unit will return to the origxtaJ mod*

Example:

Excecutlng this statement causes Ihe un.1 to print out the fonowtng dot pattern

1 12

ESC J. Data of ths triple number of bytes as many

UPRINT CHTO8H1BX' >d002-,.CIiPJ(4HCO).CHPS<S4t'1);

CMRJf8MdC»CHRS(8HCOKC>*W6H/l)CHRS16H4Q

IB AH«A

P«NT24<AE)

Copy mod*

Coda name: ESC D Ho.acoclnal c

• This code Is used to double IKe nwnbar ol horizontal dots 00 an B-ttt dot graphic printout spec fled witn ESC S (Copy mode)

• I he ESC 0 code is died no only when DIP switch 3 re on

• When ESC D la apecilied. it an attempt is made to

loectofl width to 4/120" &120”. or 16/120” with CSC T. it >9 automatically eharood to3>i20”. 5H20" Of 111120”. Evon it 41120”. & 120*. or 16/120” i8 80t DetO'9 ESC D to specified. they are i floored

automatically changed to 3/120" .5/120”, Oi 11/120" it ESC 0>e

spocllled.

[Code name: ESC M Me.adeQm» code: *M1B *H«D |

• This code la used to cancel the copy mode specified w to ESC D.

• The ESC M cods is eUnctlve oriy when DIP switch 3 Is on.

CONTROLLING THE PRINTER MODES

Switching the onllneiotflme mode

Code name OCI Heradecmat code: &MI1

• This code Is used to place the signal line ct the printer Into the

(Xwssconmou

online mode. The DCI cede Is sal to on or oil By switching DIP swtlch

[Code name DCS Hexadoclmalcods: INH |

• This cede is used to place the signal line ol the printer Into the off¬ line mode. 11 the DC3 code is sent, data is not printed out until the DCI code is sent

• Ihe DCS coda is sat to on or olt

Canceling data

' Code name: CAN Hosedecimal code: &HI8

<**-60/

ode. 6H1B >H44 |

switching DIP switch 6

the paper

• This ccdo Is used to cancel all the imprinted data balers CAN.

1-7. SWITCHING THE DIP SWITCHES

The PBh-124 wovtoes the dip switches on me cock side Various functions can oe snooted by switching the DIP switches

The respective CiP switches are presot at tho factory as follows:

Notes on switching the OIP swithces

Horomtmr to turn tho power of the prlnior off bo/oro switching the DIP switches.

• Each DIP awach can be sat using the end o' a email ectewOrher.

Function* ol DIP switches

SwlKli

2 (ntjc'4

« s

FvKOOl

s-ici «o8<e

sr«r""

Outim in> mix W-i-n nurioir.oci

Al/VtUlIMt) WlirWW

htt conmaro

Ch Km*"

1 2 3 4 5 6 7 8

OFF

I. If -,|

fast

IHaHTtOV

CO Hum

SlteM

aineiener

111 enenei-

Ort/ Ch

Urid^Vc*w)

r'»o.(l-r Used IS«r<

mines

IrattK'l*

AI..I.M

•uteanOoeiy. CH

If.

Vt. FF

Co".ige irW"

vilui smrn

OFF

PRN-T24(AE)

1-13

1-8. CHARACTER CODE TABLE

Tii* f pi lowing taolu lists the character codes ol me bum in HOM:

□

£ IQ

□

0 IQ

□

;ii

□

1-9. SPECIFICATIONS

Piinl (unctions

Print system

Prim head Printing (Wctlon On* way (lett to right) Printing speed 30 cos (eha'aeterrsecond)

Charecter type® Character

Cnaroctcr pitch and ntmoer ol characters

1 a

■ □

□

a a

□

c 0

□

a a

□

Q a

□

0 0

□

0 a

□

2, B

□

Serial thermal transfer system

Semi thormal system

24 dots

(not including CH and IF)

»<eu

'«*•*

.'**

• r*r^4

-E

□

□ □

£5

□

□ □

£3

£ IS

□

E Q

□ □ □ □

a B

□ □

□ □ □

□ □

types

□ □

□

■

.< • 't

••■11

JM.JU JS<-IW »**• r i»

f<4 nit

H tf

□

Q B

□ □

a Q

□

E E B

□

u»

h-i)

«• n •fi-4

□ □

□ □ □ □

□ □

□

□ □

□

3 fl

□ □

□

Q D

□ □

■

□ □ □

□ □

□

COUiMi

74- »*

□

B i3

□

a 9

□

□ □ □

□

e a

□

□ □

□

□ □

□

fl.

□ □

a s

□

□ □

L3 B

□

u a

a Q

3 a

B Q

1*4-

vn*w«M W

*•*

*•*«

«•«

««•

Ribbon

Paper Pap«r typas

Ambience Operating temperature

Operating humidity

Powor requirement

Power consumption

Operating nola* SOdBorleea v;e ght

Dr men*ons

Accessories supplied

Will- the intormatin giv*n is true at me Um« cl printing, small produc¬ tion changes o the course ot our company * through research and devgn might not necessarily be Indicated in trie eoocificatlMR We would S8k you to check with you. -pointed Sony

dealer II clarification on any pomt Is required

MO. CONNECTOR PIN ARRANGEMENT

Pin no

•

• ?

Pin tern cartridge supplied or optional PRKT10

Service life: 22.COD charade.*

Paper width: Max 220 mm

Paper ttuckness: 0.05-0.12 rrm

Outer diameter ol a roll ol paper 60 mm or

Recommended regular pepertHBJ A047P

(i£0 M

encon

«*

132 mm (VlrttiO)

5V. Inones)

30-34

19 29

IG 17

Recommended thermal paper: hbj ao«p

t*WI ol paper)

5*C todO-C(dl ’Flo 10d

Vito 80

DC6 V using the sc power adapter supplied or

SUM 1 (size D) batteries

rvv

1.4 kg (3 lb 1«) (only main un 1 excluding Bat idler.

295 ■ 67 ■ (ii%

x 2*4*

Ac power adaptor Connecting cabe .t Ribben cartridge .

3^r.l-u-»

JTO

data i DATA 3

DATA 0 DATA 0

DATA 8

AC*

no.

*F)

policy ol Improvement

Sgn*r "•"*

Bus,

time

s.vn.1 OKC

Sn-A'GNO

1088

FO NC

Une feeding width U6\ 1/B -. W Paper feeding speed

Paper feeding direction

Papor feeding system

250 ms

(at W hne teeoingi

Forward and backward

Friction feeding system

120”

(N=0-8»

PRN-T24(AE)

2-1-5. Removal of Printer Mechanism and

Battery Case Unit

® Remove 4

marked screws.

2-1-6. Removal of Main Board

Remove 2 screws ond remove the power supply switch.

Remove 1 screw and remove VR knob.

(S> Remove 4 screws ond remove the moin board.

CD?

(?) Lift up the printer mechenism.

Remove 2 Pull out

mechanism

(?) Pud out 1 connector (CN7) and ramova the battory caso

unit

screws and remove the FPC holder.

connectors |CNt. 2. and 3) end remove the prlntor

Printer mfeh.niim

Botterr case unit

2-2

PRNT24IAE)

2-1-7. Disassembly Procedure of the Printer MecHanism

Remove head pressure contact springs (2-6| on both •ides.

<>}

@ Remove screw (2-9) and remove platan (2-2).

Remove screw <M2x5) which holds the motor.

Remove motor side plate unit |l) (4-2). and rampva stepping

motor (4-1).

Sot wire holding |lg to pulley gear unit (2-1-17).

Remove pulley gear unit (2-1-17).

Detach the pulley mounting stand unit (2-3) upward.

Pull down the release lever (5-10) toward you.

Draw lira right aide of the carriage guide plate (2-1-13)

toward tho left and pull forward.

Concave

raw bearing (3-5) to the left to the tubber shaft (3-3). Remove screws on both sides of the paper guide (B) (3-2). While pressing the pa per guide (B) (3-2) downward, pul I tho mhber roller shaft (3-3) to the right.

ji:

Remove E washor (EW2.6) of the release lever (6-10)

section, clutch stopper (6-12). release lever spring (5-11) and the release lover in that Older.

@ Thn rubbm roller shaft, by the use of the concavo located at

the artow mark m tha fig., ia removed By pulling up from the right side plate of the frame unit.

@ Remove paper guide (B) (3-2).

PRNT24(AE)

2-3

2-1-8. Assembly Procedure of Printer Mechanism

Sot paper guido (B) (3-2). Install rubber roller shaft (3-3) Into the right side plate of the

frame unit by using tho eoncave of the arrow section.

0) Set the wire, as shown in Fig. below. Into the pulley mounting stand unit and the pullay installed on the lelt edge of the frame unit.

Fig. A

(a) Install release lever (5-10). release lever spring, clutch

stopper and E washer (EW2.5) m that order.

Slide the rubber shaft (3*3) to the left-

At this point, the protruding section of the clutch stopper is

Inserted into the slot of the clutch. Slide Ihe besting (3-6) to the right end suppress it into the

right side plate of the frame unit. Inatall fastening spring (3-4) In the position ae shown m Fig.

Install screws on both sides of tho paper guide (B) (3-2). Insert rubber roller goer (3-14).

Attach insulting screw (2-9) to the platen.

(ass

Bring down the release level (5-10) to the rear. Set the carnage guide plate (2-1-13) from the left side of the frame unit (I - I | and perform setting by drawing the right side section to the left. insert pulley mounting stand unit (2-3) from above. Install oullev gear unit (2-1-17).

Remove wire holding jig from the pulley gear unit (2-1-17). Engage the teeth of the pullay gear (non-becMosh goer)

after shifting 2

@ Install stepping motor (4-1), set the motor side piste unit (I)

|4-2) and secure with 2 screws each.

Install idle gear (4-4). 0 Install romforecmont plate (4-5). ;7i) Install 2 E washers (EWt.5).

Install hoed pressure contact spring (2-8) on tho loft and

right.

teeth.

PRN-T24(AE|

2-5

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Sony AC-T11, PRN-T24 Service Manual

Specifications and Main Features

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