Star Micronics MP111MP-24G-A User's Manual
Contents
1. wa LF 2 ON LF 91 I LF 3 oo RS Sig Ribbon shift MP115M only Nel S GND N PE Sig N CR MOTOR N N HP Sig N Q RS SOL Ribbon shift MP115M only N ER T2 Sig N u T1 Sig N ON 5V N I NC N o CR MOTOR CMN VH LF 1 LF CMN A B LF 3 LF 2 LF 4 5V T1 sig T2 sig HP sig PE sig RS sig 1 S GND RS SOL 1 CR MOTOR CMN VH NC CR MOTOR 16 14 17 30 O 26 25 24 22 20 18 19 Y m o La a ro 1 MP115MP only Fig 3 5 Connector connections 10 3 5 Print Timing This printer uses a timing signal of 1 as the total number of pulses to control the solenoid and motor The numbering of Tn of the timing signal 1 is found as shown below The first timing signal 2 after the rise of the home position signal is detected and the fall of the first timing signal 1 after the rise of timing signal 2 is set as T 1 The subsequent timing signal falls are set as TO T1 and T2 You should be careful of the following points concerning this print timing There is a minimum of 2 pulses for the timing signal 1 for electrical cycles for the same pin Therefore you cannot energize Tn Tn 1 using the same pin 7X9 half font Forwar2. Note 1 When performing bidirectional printing horizontal drift is likely to occur in unidirectional printing Details of Character Dimentions Paper width 2 25 inches 57 5 mm 1 75 inches 44 5 mm Optional 2 Fonts configuration H x V 7x9 5x9 7x9 5x9 half half 3 CPI 16 9 14 1 16 9 14 1 4 Printing column count 32 26 24 20 5 Spacing emm 1 5 1 8 1 5 1 8 6 Character dimensions c mm 1 2 1 5 1 2 1 5 d mm 2 42 2 42 2 42 2 42 7 Dot space amm 0 3 0 3 0 3 0 3 b mm 0 353 0 353 0 353 0 353 8 Total no of dots 160 156 120 120 9 Printing area mm 48 46 8 36 36 Ke 00 v tos Cin mm Fig 3 1 Character Size 7x 9 font 5 3 2 Paper Specifications Item Specifications Paper type Ordinary roll paper 1P and carbonless roll paper 2P or 3P Paper width 57 5 0 5 mm 2 25 inch With options 44 5 0 5 mm 1 75 inch possible Roll diameter Max 85 mm 3 35 inch Thickness Single 0 07 mm to 0 10 mm Copies Original 1 copy Total thickness max 0 14 mm with each sheet 0 05 to 0 08 mm thick Original 2 copies Total thickness max 0 2 mm with each sheet 0 05 to 0 08 mm thick Core diameter 12 1 mm Other No glue between the paper and the core diameter Left margin Print area Right margin Paper width Fig 3 2 Paper spec amp Print area 3 3 Ink Ribbon Specifications 1 MP1
3. DOT MATRIX PRINTER MECHANISM MP111MP 24G A MP115MP 24G A SPECIFICATION AND OPERATION MANUAL Sit NOTICE e All rights reserved Reproduction of any part of this manual in any form whatsoever without STAR s express permission is forbidden e The contents of this manual are subject to change without notice e All efforts have been made to ensure the accuracy of the contents of this manual at the time of going to press However should any errors be detected STAR would greatly appreciate being informed of them e The above notwithstanding STAR can assume no responsibility for any errors in this manual Copyright 1999 Star Micronics Co LTD Contents 1 GENERAL DESCRIPTION ria 1 2 CONSTRUCTION ss 2 2 1 Configuration mde aaa eMe td eee 2 2 2 Principle of Operation oe pe Pe e e DER oi NN tenda 2 3 GENERAL SPECIFICATIONS 0 a 5 3 1 Printing SpecifiCatlofis lina nari Taio 5 3 2 Paper Specifications si missa pep e S OE ie efe aa nana 6 3 3 Ink Ribbon Specifications una roe petit eee bee ka lane 7 3 4 Connector Specifications SG sl Ret A eee s e 9 3 5 Print Tuning untar Ure Ib angan an sl 11 3 6 Timme Chart Coen SR ett so bei A Gis fete pi cete demie lee um D e 12 3 7 Print Head Specifications us rre eet tte pete tr a 14 3 8 CR Motor Specifications lina det ae ede e Rote eee 18 3 9 Paper Feed Motor Specifications e 20 3 10 Ribbon Shift Solenoid RS SOL Specification
4. Print Solenoid Current Waveform Transistor s turn off delay time td 2 us Fig 3 9 Current waveform us 415 o E P 395 D N D 5 375 c wi 355 340 21 6 22 8 24 25 2 26 4 V Voltage Fig 3 10 Head Energizing Time Head Power Supply Voltage 14 We employ a zener diode to control spike voltages that occur when the transistor is turned OFF The following figure shows and example of the drive circuit With this circuit we use a transistor equipped with a zener diode zener voltage 60 10 5V between the base and collector TRI 2SD2041 ROHM RI 1K Q R2 3300 VH 23V TRI for VCE sat 24 V Print Solenoid Control Signal Print Pulse IC1 x j C1 Opens either the Q collector or the drain Fig 3 11 Example of Print Solenoid Drive Circuit 15 2 Pre fire This operation applies minute vibrations to the needle wire to allow for its smooth movement as printer warmup Pre fire is performed under the following conditions The energizing time is too short to allow for the printing action to occur Operating time When power is turned ON Number of times 32 Times Frequency 900 Hz Power supply voltage DC24V 2 4 V Energizing time 175 5 us 3 Print Duty This print head is not equipped with a head temperature detector Therefore use the printer within the maxi mum printing ratio shown below If you print exceedin
5. euuo eouexuz Jedeg fg a 2 e E ooue eded E Er UBIJUI J d jj LE Paper Entrance Paper Entrance J91USO Ud Figure 3 25 MP115MP External dimension unit mm 26 4 RELIABILITY SPECIFICATIONS Item Specification Remarks Printer reliability 4 million lines MCBF Except print head life Print head life Approx 70 million characters 14 dots per character Recommended ribbon Purple color ink ribbon car tridge RC100 P Operating environment Temperature Relative humidity 0 C to 50 C 10 to 80 RH at 40 C no condensation After being left under this environment for two hours the printer mechanism must satisfy general specification Storage environment Temperature Relative humidity 20 C to 70 C 5 to 95 RH at 40 C no condensation After being left under this environment 96 hours and under normal temperature and humidity for two hours the printer mechanism must satisfy general specification Vibration test Vibration Amplitude Sweep Gravity Direction Test time Packing 10 55 10 Hz 1 54 mm at regular range one minute 03 93G X Y and Z directions Two hours in each direction Six hours in three directions With the least packing unit The printer must satisfy gen eral specification after test ing Sho
6. of a detection slit mounted on the motor shaft a photo interruptor and waveform shaping circuit Timing signal 1 is generated 18 pulses and timing signal 2 is generated 1 pulse every time the motor rotates by 1 turn y EN 5V Ri R3 i Printer 2200 PF User s side 1 Mechanism side Photo interruptor ON1004R MATSUSHITA 2SC1740 4 7 kQ 56 kQ 150 Q Fig 3 19 Circuit of timing signal 1 example N 5V a lt O Photo interruptor ON1004R MATSUSHITA 2SC1740 4 7 kQ 56 kQ 150 Q 2200 PF Printer User s side Mechanism side Fig 3 20 Circuit of timing signal 2 example 22 3 12 Home Position Detector HP sig Specifications The home position detector is composed of the mechanical switch While the carriage is located at the left end the switch remains ON 5V CN T 10 kQ RI 15 kQ 22 0 022 uF J Printer User s side Mechanism side Fig 3 21 Home position detector circuit example In order to improve reliability we recommend that the HP sig is detected as described below 1 When the T1 sig is unstable when turning on the power etc Detect the L level after having detected the H level of the HP sig and then after having carried out 81 pulse counts for the T1 sig detect the H level 2 When the T1 sig is decided during continuous operation of the motor Detect the L level of th
7. on the printer mechanism legs If installed directly reverberations occur producing noise We recommend that you use the following rubber foot Parts name DAMPER RUBBER SP2 Parts No 30290010 Spacer 1 8 0 15 Parts name SCREW 3 0 Parts No 30250010 Spacer Fig 7 2 Recommended Set screw unit mm Set the play between the roll paper holder and paper thrust direction to within 2 mm and ensure that the roll paper holder doesn t hold back the edge of paper Set the paper inserting angle to within 65 Edges around the paper insertion area should be rounded at R2 mm or more Set the paper feed load at the printer s paper inlet to 30 g or less Take into account prevention of paper rewinding when designing the case Allow needed space surrounding the printer Fig 7 3 shows an example of installation space Fig 7 4 shows an example of installation Since this printer mechanism employs galvanized steel panels the end surface doesn t come plated 30 Mechanism Attachment Position 4 Places Paper Entrance 0 49 Ole Paper Tube Inner Diameter Paper Entrance 0 25 BEN e Qst t 5 T AJ LO i x Screw 3 0 LO E Vibration Isolation Rubber SP2 Chassis Sectional View of Paper Holder AA Fig 7 3 Installation space example unit mm 31 9019 5 Mechanism Attachment Positio
8. 11 Item Specifications Type Dedicated cartridge Color Purple standard Ribbon material Nylon 66 Ribbon size Width 13 mm Model name Purple standard Ribbon cassette RC100 P Black optional Ribbon cassette RC100 B Ribbon life Purple Approx 1 500 000 characters Black Approx 800 000 characters Note There is the possibility of damaging the printer by using ribbon cassettes that have not been speci fied We do not offer warrantee for problems that occur from using the wrong ribbon cassette Fig 3 3 Ink ribbon cartridge RC100 P B 2 MP115 Item Specifications Type Dedicated cartridge Color Black and red Ribbon material Nylon 66 40 denier Ribbon size Width 13 mm Model No Black and red Ribbon cassette RC100BR Ribbon life Black Approx 400 000 characters Red Approx 250 000 characters Note There is the possibility of damaging the printer by using ribbon cassettes that have not been speci fied We do not offer warrantee for problems that occur from using the wrong ribbon cassette Fig 3 4 Ink ribbon cartridge RC100BR 3 4 Connector Specifications Connector Type NIPPON FCI HLEM28R 1 Connection Drawing See next page HD 6 HD CMN HD 4 HD 5 HD 1 HD CMN HD 2 HD 3 HD CMN HD 7 IiSslolelala luis no HD 8 N HD 9 Q LF 4 R LF CMN A B
9. 2 KQ 25B1359 10 KQ 2SD1637 20 KQ SN74LS05 0 47 uF Film M51971L MITSUBISHI 0 033 uF Film 6 8 KQ 0 022 uF Film 3 8 1 FG Circuit The motor control circuit with a Frequency Governor circuit maintains the printing speed at the settings It is mainly constructed of a Speed Control IC IC2 and a Power Transistor TR6 shown in Fig 3 15 It measures the number of rotations of the Carriage Motor from the Timing Signal 1 This signal is then compared to the Notes Adjust motor speed with VR adjustment and T1 signal to 1660 Hz 30 Hz standard signal to control the speed by controlling the voltage energizing the Carriage Motor 3 8 2 Merits of the FG Circuit The FG circuit maintains a stable output regardless of the environment where it is being used It maintains stability even at high speeds It protects the head because the speed is stable 19 3 9 Paper Feed Motor Specifications Item Specifications Type PM type stepping motor Drive method 2 Phase excitation unipolar method Terminal voltage 24 VDC 1 2 V for drive 4 2 VDC when holding Peak current Max 0 7 A Average current About 0 28 A Holding current About 0 08 A Amount of paper feed 1 144 inch per 1 step Feed method Forward feed only Excitation signal a When paper feed amount is less that 4 steps Set to 350 pps drive b When paper feed amount is over 5 steps and less than 8 steps Set the
10. al 2 57 ms or more 450 ums or less b Outside print interval 257 ms or more 8 3 Other Notes 1 Do not attempt to print when the paper or ribbon cartridge are not loaded in the printer mechanism as this could damage the print head 2 Do not store or use the printer mechanism at places of substantial dust iron content etc or in oily atmosphere 3 Wipe off dust dirt etc from the printer mechanism using a soft brush Or wipe with a piece of cloth dampened in alcohol 4 Never inflict strong force on the printer mechanism Otherwise the frame or other parts may be dis torted rendering normal functioning impossible 5 Avoid sudden changes in the ambient conditions like temperature humidity etc even while they are hold in prescribed limits If sudden change occurs allow about 30 minutes for acclimatizing before using the printer mechanism 6 Never use the printer mechanism with condensation deposited onto it 36 9 POWER SUPPLY CAPACITY 9 1 24 V Line Arrange for the following power supply taking into account the voltage drop about 1 V of VCE sat of the power transistor for driving print solenoid Power supply voltage 23V 1V 24V 10 96 Similarly arrange for 2 0 A or larger power supply capacity and connect an electrolytic condenser of 4700 UF to 6800 uF 35 V to the power source 9 2 5 V Line Arrange for 5 V power supply for the detector photo interruptor Voltage 5V 5 Current con
11. area i i area i i 110 pulses 110 pulses 1 rm i TYP 66 3 ms MIN 64 3 ms Backward print area Forward print area 322 pulses 322 pulses i 1 6 Inch 24 Steps T1 sig Type 1660 Hz Max 1710 Hz Software and CPU should be designed at Max 2000 Hz Printing speed T1 sig 1600 Hz Approximately 3 84 lines sec 1710 Hz 3 96 lines sec Paper feed action must be carried out within the carriage reversal area uonoy Sununq 1 yeyo Sum 9 2 Ribbon Shift Operation Only with 2 color printing on the MP115 Release Action ON MOTOR OFF TITTA T30 ER HIGH cina PRECEDENTE AM masc NAT T N RIBBON SHIFT e OFF 118 Pulses ROTATE RIBBON SHIFT GEAR i i 288 Pulses STO P r Ha gt i Ribbon shift gear rotation 1 18x 6 x 32 12 288 pulses Fig 3 8 Release action 13 3 7 Print Head Specifications 1 Basic Specifications Item Specifications Supply voltage 24 VDC 24 V Response frequency Max 900 Hz Energized time See below Coil resistance 14 7 0 4 includes cable resistance Peak current 1 0 A solenoid for 24 VDC 375 us Timing Energizing is begun at the fall of the output signal of timing signal 1 Energizing cycle shall be 2 pulses or more of timing signal 1 Control Signal s Min 1111us 375 td Peak current Condition Print Pulse
12. ck test Height Order Packing 85 cm 1 corner 3 edges and 6 sur faces With the least packing unit The printer must satisfy gen eral specification after test ing Insulation resistance 1 MQ 100 VDC 27 When you put the printer mechanism to the quality control test use the printer under the environment as shown at the left SETTING THE RIBBON CARTRIDGE Turn the ribbon feed knob of ribbon cartridge in the direction of the arrow to remove slack in the ribbon Place the ribbon cartridge and press it to set in the Unit When the ribbon cartridge is hard to set to the proper position turn the ribbon feed knob in the direction of the arrow Insert the ink ribbon between the print head and the platen Turn the ribbon feed knob of ribbon cartridge in the direction of the arrow to remove slack in the ribbon 28 6 SETTING THE PAPER 6 1 Setting the Paper 1 2 3 4 Cut straight the leading edge of the paper Insert the paper squarely into the paper guide Turn the paper feed motor to feed the paper When the paper comes out of the paper outlet turn the feed motor off and stop the paper feed 6 2 Removing the Paper 1 Cut the paper behind the paper guide 2 Turn the paper feed motor to remove the paper 29 Cop NA INSTALLATION At the time of mounting the printer mechanism into its housing cabinet put cushion material such as rubber foot
13. d printing T2 T4 T6 TS TIO T12 T14 T16 T18 T20 T22 T312T314T316T318T320T322 T1 T3 T5 T7 re T11 713 ris ri2 rio i T311 r313 r315 r317 T319 732 1 PA i VI 2nd chara i chara E Rotated character 32th chara 31th ehara Ist chara ARA RARA RAR RRA RA RARA AA MARA RARA Backward printing T754 T752 T750 7748 T740 T744T742 T740T738IT736 T734 gt T444 T442 T440 T438 T436 T434 T753T751T749T747T745T743T741T739T737T735T733 T443T441T439 T437 T435 T433 Note The electric cycles for identical 1 pins has 2 pulses or more There Tn Tn 1 electricity is impossible 5X9 font Forward printing T2 T4 T6 TS TIO T12 T14 T16 T18 T20 T22 T310T312T314T316T318T320T322 TI T3 T5 T7 e ii ris Tis Ti7 ri9 21 gt maoo rsui rai3 ra is r3 17 1319 7221 SARA YY vv yyy oth i chara Ist chara Rotated character I chara i JD ces Ss TM a hl 14 Me Backward printing T754 T752 r750 r748 T746 r744 T742 r740 T738 T736 T734 T440 T444 T442 T440 T438 T436 T434 T753T751 T749 T747 T745 T743 T741 T739 T737 T735T733 T445 T443 T441 T439 T437 T435 T433 Fig 3 6 Print Timing 11 uonoe Funud L E Sly MOTOR HP sig T2 sig T1 sig PRINT PF MOTOR ON OFF HIGH LOW HIGH ON After print Motor OFF Timing T1 TO T2 T4 TO T863 TT T322 T323 T433 T490 T754 1755 es AMM eta e T 1 Carriage reversal Carriage reversal i i
14. e HP sig and then after having counted 847 pulses of the Tl sig detect the H level 3 13 Paper out Detector PE sig Specifications The Paper out Detector is composed of a mechanical switch While the paper is set in the paper tray the switch remains ON 5V CN 10 kQ D 15 kQ BA d 0 022 uF s Printer Users side Mechanism side Fig 3 22 Paper out detector circuit example 23 3 14 Ribbon Position Detector RS sig Specifications MP115MP only The ribbon position is made up by a mechanical switch When the ribbon is at the position for printing of black characters the switch is ON 10 kQ 15 kQ 0 022 uF bes Printer User s side Mechanism side Fig 3 23 Example of ribbon position detection circuit In order to improve the reliability we recommend that the RS sig is detected while the motor is off 3 15 Dimension and Weight See Fig on the next page for external dimension of the printer mechanism Weight of printer mechanism MP111MP approx 410 g excludes the ribbon cartridge MP115MP approx 450 g excludes the ribbon cartridge Weight of ink ribbon cartridge approx 24 g 24 UONISOd 10J08UU0D jj eoueQu314edeq f 49 U99 JU eay uud 97 JO U9D JU DI 4 eoueju3 Jaded Figure 3 24 MP111MP External dimension unit mm 25 uonisog 40
15. g this printing ratio you can damage the printer Ambient Temperature 25 C 1140 Print Ratio N dot sec Ambient Temperature 50 C 830 V 21 6 V 24 0 V 26 4 V Fig 3 12 Print duty The figure above shows the print duty that is possible with continuous printing when each wire is used an equivalent number of times In this case you can calculate the possible dot count for D per character using the following numerical formula N Print Ratio x T Print time per line includes the time of the paper feed sec L number of character per line dot chara 16 When you use the specific wires many times make sure the maximum print ratio is not over the print duty shown in Fig 3 13 Fig 3 13 shows operation at 24 0V 1200 Ambient Temperature AAN 1100 1000 900 800 700 Print Ratio N dot sec 600 Ambient Temperature 50 C 500 400 1 2 3 4 5 6 7 8 Number of the specific wires Fig 3 13 Print duty specific wires 17 3 8 CR Motor Specifications Item Specifications Type DC motor Supply voltage 24 VDC 12V Start current Max 1 6 A Average current Approx 0 15 A Max 1 5A Ave 0 15A Max 0 5A Fig 3 14 Current waveform of the motor 18 Control Signal Drive signal Printer Mechanism Fig 3 15 Motor drive circuit example 10 KQ 2SA950 3 3 KQ 2SC1740 6 8KQ 1 6 W 2SA1175 2 2 KQ 25D882 1
16. k ribbon is wound up 2 2 5 Paper feed Paper feeding is done by the rotation of the stepping motor yeys JANG JONOW Ad oder sli i i Li peoH wig N 10 99 9 UONISOq QUIOH 2119SSL J uoqqra JUI uoje d gq 2ping Jodeg V spino Joded 10799UUO7 Y 101999 mo 1adeg Fig 2 1 MP111MP External view peoH wid N a 10 9997 Burung a 7 MASSE uoqqry AUT eys JANG uoje d prougjog uoqqrar g 2ping 19deq 1019919 10199319 UONISOd ouioH jno 1edeq V spino 1odeq IFEN 10 99UUOI N 1019919q IQON uonisoq uoqqra Fig 2 2 MP115MP External view 3 GENERAL SPECIFICATIONS 3 1 Printing Specifications Item Specifications Printing method Impact Dot Matrix Printing configuration 7x9 half dot or 5 x 9 Printing direction Bidirectional See note 1 Printing speed Approximately 3 85 lines second Printing lines 32 lines when using 7 x 9 half dots Character dimension Width 1 2 mm when using 7 x 9 half dots Height 2 42 mm Dot spacing Horizontal 0 3 mm with full dots Vertical 0 353 mm Printing area 48 mm Paper feed speed Approximately 3 77 in sec continuous feeding Wire diameter 0 3 mm Line space 1 6 1 8 1 12 1 72 1 144 inches Feed paper more than one line before printing graphics or vertically expanded characters
17. n 4 Places Paper Entrance 085 Roll Diameter Paper Entrance Paper Entrance Y Screw 3 0 Vibration Isolation Rubber SP2 _ Sectional View of Paper Holder Fig 7 4 Printer installation example unit mm 32 Mechanism Attachment _ Position 4 Places Paper Entrance 0 s 4 9 Paper Entrance 0 25 8 5 Roll Diameter Screw 3 0 Vibration Isolation Rubber SP2 Chassis Sectional View of Paper Holder Fig 7 5 Printer installation Placing the roll paper without using the roller 33 Fig 7 6 Printer installation 34 8 OPERATIONAL NOTES 8 1 Power ON OFF Note If the 5 V power supply line for logic has not fully risen or fallen immediately after the power supply is turned ON or OFF the CPU or TTL in the logic circuit may misoperate At such times power is supplied to the motor or solenoid causing in the worst case burnt out solenoid or running of motor misoperation unless the 24 V power supply line for motor drive is completely OFF To avoid such misoperation take into account the following points 8 1 1 Power supply ON OFF timing rule Supply 24 V line after the 5 V line has fully risen Similarly cut off the 5 V line after the 24 V line has fully fallen 5V line For logic circuits 24V line For printer circuits Fig 8 1 Power sup
18. ply ON OFF timing rule 8 1 2 Method of controlling the drive circuit 5V line wee MuR For logic circuits i 24V line For printer circuits i i Reset i Reset 77 77777 Ke PLS LL Drive circuit i i Fig 8 2 Drive circuit controlling method If the power supply ON OFF timing rule cannot be followed reset the print solenoid or motor drive circuit with control signal An example of this type of circuit is shown in Fig 8 3 Turn OFF transistor TR1 while the 5 V line has not completely risen in order to inhibit power to the print solenoid Then as soon as the 5 V line has completely risen turn ON TRI permitting power to the print solenoid 35 5V vie P 2SD2041 ROHM HRT Type 1kQ Print Solenoid 330 Q 23 V VCE Sat of TR1 24 V Control Signal Print Pulse IC1 C1 Opens either the Q collector or the drain GND a Fig 8 3 Circuit to control drive circuit example 8 2 Carriage Motor Protection Method Against Mechanical Errors If the carriage motor gets locked as a result of trapping foreign matter etc in the printer mechanism a risk of damaging the motor due to flow of excess current to it is generated Therefore it becomes necessary to monitor the excess load status of printer mechanism by detecting the cycle of timing signal 1 with timer etc Once the cycle of timing signal 1 becomes as given below stop power being supplied to the motor a Print interv
19. r out detector Paper feed method M Friction method and stepping motor Mechanism type 1 Monochromatic 16 9 CPI 32 columns per line 5 2 colors 16 9 CPI 32 columns per line Printer type 1 Type 1 MP100 Series printer mechanism 2 CONSTRUCTION 2 1 Configuration This printer mechanism is composed of the following components Printer mechanism Drive unit gears and carriage unit Detectors TTT Timing detector Home position detector Paper out detector Paper feed mechanism Ink ribbon wind mechanism Print head unit Frame unit Other You can also use 1 75 inch 45 mm width roll paper by removing the paper guide B and attaching the optional guide 2 2 Principle of Operation 2 2 1 Drive This printer mechanism moves the print head feeds paper and feed ribbon with the motor 2 2 2 Print head movement The rotation of the motor is transmitted to drive shaft through the reduction gears The carriage makes lateral reciprocal movements along a groove that is carved on this drive shaft consequently moving the print head 2 2 3 Print timing Printing is done when the timing signal is generated synchronized with the rotation of the motor based on the home position signal 2 2 4 Ribbon feed The ink ribbon is housed inside a ribbon cartridge in endless fashion A ribbon feed roller is turned by the rotation of the motor whereby the in
20. s i 21 3 11 Timing Signal Detector Specifications sese nre 22 3 12 Home Position Detector HP sig Specifications eene 23 3 13 Paper out Detector PE sig Specifications ocoooooooomoooW WWW 23 3 14 Ribbon Position Detector RS sig Specifications MP115MP only esses 24 SES gt Dimension and Weight ze te cen tre i eme e eet 24 4 RELIABILITY SPECIFICATIONS eomma aiii 27 5 SETTING THE RIBBON CARTRIDGE aaaaveasssv sesssssnsnnnnnnnnnnnnnnnnnnnannnnnnnnannnnnnnn nnamdnnunnnan H 28 6 SETTING THE PAPER alia 29 6 1 Settings the Papert a een Hee Hd pr etn Bella 29 6 2 Remoyig the Papers So e te a red fe e oer 29 To INSTALLATION laa 30 8 OPERATIONAL NOTES eomma Rr 35 8 1 Power ON OEE NOte m eod Uf E angsa nana 35 8 2 Carriage Motor Protection Method Against Mechanical Errors ooo 36 8 3 Other Notes comcel 36 9 POWER SUPPLY CAPACITY silla 37 9 1 AVI a ne 37 9 2 5 VIDE Xr ce n uM T e a a 37 ELS Tu bl LG cse 38 1 GENERAL DESCRIPTION MP111MP 24G A and MP115MP 24G A are serial impact dot matrix printer mechanisms used to record data and as electrical equipment such as for ECR Model Name Notation MP1 1 1 M P 24 G A G FG compatible Voltage 24 24 VDC Paper out detector P Includes the pape
21. slow down area so that the final 2 steps become 300 pps and 200 pps The other areas are set to 350 pps drive When paper feed amount is over 9 steps and less than 18 steps Set the inital 4 steps so that they become 350 pps slow up area Set the slow down area so that the final 4 steps become 500 pps 400 pps 300 pps and 200 pps The other areas are set to 550 pps drive When paper feed amount is over 19 steps Set the initial and final 4 steps so that they become 350 pps The other areas are set to 550 pps drive 24 V DI DSMIDI HITACHI uPA1428AH NEC R2 to R3 10 kQ 2SB 1359 Compatible DI DSMIDI Hitachi 2SC1740 Compatible IC SN74L04 Common control signal Pape feed Drive signal 1 Drive signal e3 Drive signal e2 Drive signal e4 1 1 I M GND I Fig 3 16 Drive circuit of paper feed motor example 20 3 10 Ribbon Shift Solenoid RS SOL Specifications MP115MP only Item Specifications Supply voltage 24 VDC 1 2 V Pulse width Tl sig 18 pulses Approx 12 ms Coil resistance Approx 57 0 Q Average current Approx 400 mA Approx 400mA Fig 3 17 Current waveform of RS SOL VH 24V Solenoid Control Signal Drive Signal Fig 3 18 RS SOL drive circuit example 28D2010 ROHM DSMIDI 1kQ 330 Q 23 V TRI VCE sat 224 V 21 3 11 Timing Signal Detector Specifications The timing signal detector is composed
22. sumption Approx 60 mA 37 10 OPTIONS You can also use 1 75 inch 44 5 mm width roll paper by removing the paper guide B and attaching the optional guide C 1 Removing the Paper Guide B Spread the boss unit on both sides of the paper guide B and remove the the boss from the paper guide A side Rotate the paper guide B and remove it 2 Setting the Paper Guide C When you remove the paper guide B you can see the groove at the right side of the paper guide A Insert the paper guide C into that groove Paper Guide A Paper Guide B Paper Guide Nib Paper Guide Nib te Paper Guide C Insert Paper Guide C Paper Guide A Groove P Fig 10 1 Paper Guide Option 38 SLA HEAD OFFICE ELECTRONIC PRODUCTS DIVISION OVERSEAS SUBSIDIARY COMPANIES STAR MICRONICS U K LTD STAR MICRONICS CO LTD STAR MICRONICS AMERICA INC Star House Peregrine Business 536 Nanatsushinya Shimizu 70 D Ethel Road West Park Gomm Road High Wycombe Shizuoka 424 0066 JAPAN Piscataway NJ 08854 U S A Bucks HP13 7DL U K Tel 0543 47 0112 Tel 732 572 9512 Tel 01494 471111 Fax 0543 48 5271 Fax 732 572 5095 Fax 01494 473333 Please access the following URL http www star micronics co jp service sp sup e htm for the lastest revision of the manual Distributed by Printed in Japan 80874315
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