Epson RP-U420 Series Specification Download Page 61

Page: 61 / 84

Confidential

EPSON

TITLE

SHEET
REVISION

NO.

SHEET

RP-U420 series

Specification

(STANDARD)

ESC <

[Name]

Return home

[Format]

ASCII

ESC

Hex

Decimal

[Function]

Detects the home position again; then moves the print head to the standby position.

ESC = n

[Name]

Select device

[Format]

ASCII

ESC

Hex

Decimal

[Range]

≤

[Default]

= 1

[Function]

Selects device to which the host computer sends data, using n as follows:

Function

Enables printer.

Enables customer display.

Enables printer and customer display.

[Description]

•

When the printer is disabled, it ignores all data except for real-time commands until it is
enabled by this command.

ESC ? n

[Name]

Cancel user-defined characters

[Format]

ASCII

ESC

Hex

Decimal

[Range]

≤

126

[Function]

Deletes user-defined character pattern that corresponds the specified character code.

•

specifies the character code corresponding to the user-defined character to be

canceled.

[Description]

•

If a user-defined character has not been defined for the specified character code, the
printer ignores this command.

•

After the user-defined character is canceled, the corresponding pattern for the internal
character is printed.

Summary of Contents for RP-U420 Series

Page 1: ...on Printer RP U420 series Specification STANDARD Rev No B Notes Copied Date Copied by SEIKO EPSON CORPORATION MATSUMOTO MINAMI PLANT 2070 KOTOBUKI KOAKA MATSUMOTO SHI NAGANO 399 8702 JAPAN PHONE 0263 86 5353 FAX 0263 86 9923 ...

Page 2: ...oto Kanai I B 19 B 43 B B Change II B 20 B 44 B III B 21 B 45 B IV B 22 B 46 B 23 B 47 B 24 B 48 B 1 B 25 B 49 B 2 B 26 B 50 B 3 B 27 B 51 B 4 B 28 B 52 B 5 B 29 B 53 B 6 B 30 B 54 B 7 B 31 B 55 B 8 B 32 B 56 B 9 B 33 B 57 B 10 B 34 B 58 B 11 B 35 B 59 B 12 B 36 B 60 B 13 B 37 B 61 B 14 B 38 B 62 B 15 B 39 B 63 B 16 B 40 B 64 B 17 B 41 B 65 B 18 B 42 B 66 B TITLE Front Part RP U420 series Specific...

Page 3: ...e the correct version of each page Revisions Design Section Sheet Rev No Rev Document WRT CHK APL Sheet Rev Sheet Rev Sheet Rev A Enactment 67 B B Change 68 B 69 B 70 B 71 B App 1 B App 2 B App 3 B App 4 B App 5 B TITLE Front Part RP U420 series Specification Cover Rev Sheet Scope General Descriptions Table of Contents Contents Appendix Total STANDARD 1 3 2 2 71 5 84 ...

Page 4: ... added 17 2 1 2 7 Data Receiving Timing changed 22 3 1 Commands ESC t GS I DLE EOT added 25 35 3 2 2 through 3 2 12 added 36 37 Table 3 3 1 and Table 3 3 2 Dip Switch 1 Bit 7 of DIP Switch 1 Reserved Paper cutter 42 3 7 Hexadecimal Dump 3 Example Printing corrected 47 FF Function Description changed 59 ESC t added 60 ESC z Format Decimal 112 122 Default n 1 added 61 FS and FS Default added Descrip...

Page 5: ...tion in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written permission of Seiko Epson 7 Your obligations under this Agreement are in addition to any other legal obligations Seiko Epson does not waive any right under this Agreement by failing to exercise it The laws of Japan apply to this Agreement Cautions 1 This document shall apply only to...

Page 6: ...gh speed printing light weight one line validation and low noise operation Excellent universality of control Built in drawer kick interface provides capability to drive two drawers Selectable character fonts 7 9 16 9 for Chinese Character Can apply for Taiwan receipt printing with Taiwan mode using DIP switch setting for RP U420 with Taiwan black mark sensor model Takeup device installed The stand...

Page 7: ...ons 13 2 2 Connectors 19 2 2 1 Interface connectors 19 2 2 2 Power supply connector 19 2 2 3 Drawer kick out connector modular connector 20 3 FUNCTIONS 22 3 1 Commands 22 3 2 Character Code Tables 24 3 2 1 Page 0 PC437 U S A Standard Europe International character set U S A 24 3 2 2 Page 1 Katakana 25 3 2 3 Page 2 PC850 Multilingual 26 3 2 4 Page 3 PC860 Portuguese 27 3 2 5 Page 4 PC863 Canadian F...

Page 8: ...iptions 47 LF 47 FF 47 CR 48 RS 48 ESC n 48 ESC n 49 ESC y c1 c2 x1 d1 d y x1 xk d1 d y xk 49 ESC m nL nH d1 dk 51 ESC 53 ESC n 53 ESC n 53 ESC 54 ESC R n 54 ESC c 0 n 55 ESC c 3 n 56 ESC c 4 n 57 ESC c 5 n 57 ESC d n 58 ESC f t1 t2 58 ESC o 58 ESC p m t1 t2 59 ESC t n 59 ESC z n 60 FS 61 FS 61 GS I n 62 GS V m GS V m n 63 GS r n 65 DLE EOT n 66 DLE ENQ n 71 DLE DC4 n m t 71 APPENDIX A MISCELLANEO...

Page 9: ... Chinese 2 84 3 1 2 Half dots 12 8 3 NOTE Neighboring position printing is not possible Validation printing is for 1 line 6 Characters per line Using a 7 position 9 wire font with 2 position column spacing Receipt Journal printing 24 columns Validation printing 55 columns 1 2 Character Specifications 1 One byte code font Number of characters Alphanumeric characters 95 Extended graphics 128 12 page...

Page 10: ...9 mm Weight 52 3 to 64 0 g m 2 b Validation paper 1 Single sheet Dimensions Width 135 210 mm height minimum 70 mm Thickness 0 07 0 14 mm 2 Multiple sheet Configuration Normal paper carbon paper or pressure sensitive paper Dimensions Width 135 210 mm height minimum 70 mm Number of layers Maximum2 1 original 1 copy Combined paper thickness Maximum 0 14 mm 3 Other Specifications Do not use paper that...

Page 11: ...der may become stained when replacing the stamp or refilling ink 2 To refill ink inject 2 3 drops through each round hole in the rear of the stamp set 3 After refilling ink leave the unit upturned until the ink has fully spread 3 hours is recommended time 4 Use only the recommended ink to prevent leaks during and after refilling 5 Do not change from using refill ink made by one manufacturer to ink...

Page 12: ...sued easily in Taiwan mode with DIP SW 1 8 setting 2 Validation Printing one line validation Single line validation printing can be performed Since there is no validation paper hold mechanism the validation paper should be inserted using the guide on the journal side to position the paper During printing the paper should be held in place for example by pushing it against the case NOTES 1 Incorrect...

Page 13: ...uncut sample 3 8 mm 36 7 mm 4 0 mm 4 5 mm 36 7 mm 3 3 mm 44 5 0 5 mm 44 5 0 5 mm Autocut position three point left uncut sample Stamp Note Dimension for using 7 9 2 position space font characters Cut position marked with is applied for the manual cutter model 2mm 44 4mm Manual cut position Emergency paper cut Figure 1 10 1 Printing Area Printable area 84 5 mm Validation sensor pulse 10 mm 22 mm 2 ...

Page 14: ...20 series Specification STANDARD 7 6 1 6 NOTES The paper cut position may be unstable to the mark sensor position because the paper feed pitch of this printer is 4 23 mm 1 6 For the cut position by an emergency cutter refer to Figure 1 10 1 Units mm Figure 1 10 3 ...

Page 15: ...E marking EN55022 Class B EN55024 Safety standard EN60950 TUV Oceania EMC AS NZS 3548 Class B 1 14 Reliability 1 Life 8 000 000 lines 2 MCBF 20 000 000 lines 3 Print head life 300 000 000 dots wire 4 Auto cutter life 800 000 times 1 15 Environmental Specifications 1 Temperature During operation 5 to 45 C 41 to 113 F At 34 C 93 F or higher there are humidity restrictions refer to Figure 1 15 1 Duri...

Page 16: ... 30 20 10 0 80 60 40 20 Figure 1 15 1 Operating Temperature and Humidity Range 3 Vibration resistance While packed Frequency 5 to 55 Hz Acceleration Approximately 19 6 m s 2 2 G Sweep 10 minutes half cycle Time One hour Directions X Y and Z 4 Impact resistance While not packed Height 5 cm Directions 4 sides supported on one side While packed Height 80 cm Directions 1 corner 3 edges 6 sides ...

Page 17: ...under the following conditions Conditions to go offline 1 When the printer cover is open 2 Between the time when the power is turned on and when the printer is ready to receive data 3 During the self test 4 During paper feeding using the receipt journal paper feed button 5 During the printer stops printing due to a paper end 6 When an error has occurred Conditions to go online 1 Automatically afte...

Page 18: ...6 switches conditions for BUSY The BUSY MARK condition is changed using DIP switch 1 6 as follows Dip Switch 1 6 Status Printer Status ON OFF 1 The period from power on or initialization of the mechanism due to resetting through the interface until the printer is ready to receive data BUSY BUSY 2 During the self test BUSY BUSY 3 During paper feeding using the FEED button BUSY 4 When the printer st...

Page 19: ...transmission 4 When the printer recovers from an error through a command Transmission 5 When the receive buffer is full Transmission Transmission XOFF transmission 6 When the printer status changes from online to offline Transmission NOTES The XON code is 11 H and the XOFF code is 13 H In case 3 XON is not transmitted when the receive buffer is full In case 6 XOFF is not transmitted when the recei...

Page 20: ... data In addition the data transmitted during the receive buffer full state may be lost Example Check the status with GS r for each line of printing transmitted Make sure the data for printing each line does not cause the printer to enter the receive buffer full state 2 1 1 7 Notes on resetting the printer using the interface The printer can be reset through the interface pins 6 or 25 by changing ...

Page 21: ...ut to pin 6 DSR at the TTL level according to the DC characteristics described above the operation is not guaranteed and pin 6 cannot be controlled 2 When pin 6 DSR and Pin 25 INIT are open the printer is operating 2 1 2 IEEE 1284 Bidirectional Parallel Interface Parallel Interface Specifications Copyright C 1993 by the Institute of Electrical and Electronic Engineers Inc 2 1 2 1 Specifications Da...

Page 22: ...n empty paper supply is detected by either the paper roll end detector or the paper roll near end detector with a printing halt feature set enabled due for low paper by ESC c 4 When an error has occurred 2 1 2 3 Compatibility Mode Data Transmission from Host to Printer Centronics compatible 2 1 2 4 Reverse Mode Data Transmission from Printer to Host The STATUS data transmission from the printer to...

Page 23: ... NC ND ND 16 GND GND GND 17 FG FG FG 18 Printer Logic H Logic H Logic H 19 GND GND GND 20 GND GND GND 21 GND GND GND 22 GND GND GND 23 GND GND GND 24 GND GND GND 25 GND GND GND 26 GND GND GND 27 GND GND GND 28 GND GND GND 29 GND GND GND 30 GND GND GND 31 Host nInit nInit nInit 32 Printer nFault nDataAvail Data0 4 nDataAvail 33 GND ND ND 34 Printer DK_STATUS ND ND 35 Printer 5V ND ND 36 Host nSelec...

Page 24: ...ions Output HIGH voltage VOH 2 4 V 5 5 V IOH 0 32 mA Output LOW voltage VOL 0 5 V 0 4 V IOL 12 mA Output HIGH current IOH 0 32 mA VOH 0 32 V Output LOW current IOL 12 mA VOL 0 4 V Input HIGH voltage VIH 2 0 V Input LOW voltage VIL 0 8 V Input HIGH current VIH 0 32 mA VIH 2 0 V Input LOW current VIL 12 mA VIL 0 8 V Logic H Signal Sender Characteristics Specifications Characteristics Symbol Min Max ...

Page 25: ... tnBUSY tNext nAck Specifications Characteristics Symbol Min ns Max ns Data Hold Time tHold 750 Data Setup Time tSetup 750 STROBE Pulse Width tSTB 750 READY Cycle Idle Time tReady 0 BUSY Output Delay Time tBUSY 0 500 Data Processing Time tReply 0 ACKNLG Pulse Width tACK 500 10 µs BUSY Release Time tnBUSY 0 ACK Cycle Idle Time tNEXT 0 The printer latches data at the nStrobe timing NOTE The letter n...

Page 26: ... printer is busy If an error has occurred DLE ENQ cannot be used when the printer is busy due to a receive buffer full state When using a host that can transmit data when the printer is busy When the receive buffer becomes full while transmitting bit image data DLE ENQ used while sending the bit image data is processed as bit image data The data transmitted when the receive buffer is full may be l...

Page 27: ...nector Drawer Kick out Connector 6 1 Figure 2 2 1 Serial Connector Panel Diagram 2 IEEE 1284 Parallel interface specification Interface Connector Power Supply Connector Drawer Kick out Connector 6 1 Figure 2 2 2 Parallel Connector Panel Diagram 2 2 2 Power supply connector This connector is used to connect the printer to an external power source 1 Pin assignments Pin Number Signal Name 1 Power sou...

Page 28: ...V 5 Drawer kick out drive signal 2 Output 6 Frame GND Figure 2 2 4 Drawer Kick out Connector 2 Drawer kick out drive signal Output signal Voltage Approximately 24 V Current 1 A or less CAUTION To avoid an overcurrent the resistance of the drawer kick out solenoid must be 24Ω or more Output waveform Outputs the waveforms in Figure 2 2 5 to points A and B in Figure 2 2 6 The ESC p command specifies ...

Page 29: ...river transistors cannot be driven simultaneously 2 The drawer drive duty must be as shown below On time ON time OFF time 0 2 3 Be sure to use the printer power supply connector pin 4 for the drawer power source 4 The resistance of the drawer kick out solenoid must not be less than that specified 24 Ω Otherwise an overcurrent could damage the solenoid 5 Refer to Appendix E for notes on using the d...

Page 30: ... defined characters ESC Initialize printer ESC R Select an international character set ESC c 0 Select paper type s for printing ESC c 3 Select paper sensor s to output paper end signals ESC c 4 Select paper sensor s to stop printing ESC c 5 Enable disable receipt journal feed buttons ESC d Print and feed n lines ESC f Set validation paper waiting time ESC o Stamp ESC p General pulse ESC t Select c...

Page 31: ...tions for command as follows Execution command Executes printer functions Does not affect the following data Setting command Sets the printer s operational conditions The printer status is retained by flag and the command affects the following data marks in the table above show whether the command is an execution or setting command ...

Page 32: ...N NO SHEET NEXT B RP U420 series Specification STANDARD 25 24 3 2 Character Code Tables 3 2 1 Page 0 PC437 U S A Standard Europe International character set U S A NOTE The actual print patterns differ from those in the above character code ...

Page 33: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 26 25 3 2 2 Page 1 Katakana ...

Page 34: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 27 26 3 2 3 Page 2 PC850 Multilingual ...

Page 35: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 28 27 3 2 4 Page 3 PC860 Portuguese ...

Page 36: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 29 28 3 2 5 Page 4 PC863 Canadian French ...

Page 37: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 30 29 3 2 6 Page 5 PC865 Nordic ...

Page 38: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 31 30 3 2 7 Page 16 WPC1252 ...

Page 39: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 32 31 3 2 8 Page 17 PC866 Cyrillic 2 ...

Page 40: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 33 32 3 2 9 Page 18 PC852 Latin 2 ...

Page 41: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 34 33 3 2 10 Page 19 PC858 Euro ...

Page 42: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 35 34 3 2 11 Page 254 PC857 Latin 5 ...

Page 43: ...Confidential EPSON TITLE SHEET REVISION NO SHEET NEXT B RP U420 series Specification STANDARD 36 35 3 2 12 Page 255 Space Page ...

Page 44: ...ding paper use stamp button after cover open If the stamp button is pressed one time when the case cover is open the printer executes stamping once 3 3 4 DIP switches 1 RS 232 serial interface model Table 3 3 1 DIP Switch 1 Switch No Function ON OFF 1 Data word length 7 bit 8 bit 2 Parity Yes No 3 Parity selection Even Odd 4 Baud rate selection 19200 bps 9600 bps 5 Hand shaking XON XOFF DTR DSR 6 ...

Page 45: ...rket This mode can be set to the printer which is equipped with the Taiwan black mark sensor Receipt paper feed button Feeds paper with one short pressing the button Continuous pressing the button which exceeds for 2 seconds feeds paper to the next mark sensor setting position then cuts the paper with one point left uncut Journal paper feed button Feeds paper with one short pressing the button Con...

Page 46: ...nking See Table 3 4 1 for the meanings Both a receipt and a journal LED blink 1 A near end detector is installed Table 3 4 1 Printer Status In Blinking Printer Status Receipt Journal LEDs blinking pattern A self test printing is in a wait state 320ms approx 320ms The printer waits for a validation paper to be inserted 160ms approx 160ms The printer waits for a validation paper to be removed approx...

Page 47: ...t may be recovered via commands Table 3 5 2 Command recoverable Errors Error Description ERROR LED blinking pattern buzzer beeps Recovery Home position detection error mechanical error Home position cannot be detected 2 short beeps 660ms 160ms approx 160ms Recovers using DLE ENQ 1 or DLE ENQ 2 Autocutter error Abnormality in the autocutter 1 short beep 660ms approx 160ms Recovers using DLE ENQ 1 o...

Page 48: ... beeps 160ms 500ms 660ms 160ms Impossible to recover SRAM SRAM access error 1 long 2 short beeps 160ms 500ms 660ms 160ms Impossible to recover NOTE 1 If an error that cannot be recovered occurs turn off the power as soon as possible 2 A buzzer sound can be kept in silence with DIP SW 2 3 as shown in Table 3 3 4 3 5 2 Operation when an error is detected The printer executes the following operations...

Page 49: ...d button is released after approximately 1 second if the DIP SW2 3 is On the printer beeps once shortly the printer starts printing the printer status Self test standby state After printing the current printer status the printer prints the message Self test printing PRESS R FEED button The receipt and journal PAPER OUT LED blink and the printer enters the test printing standby status Refer to Tabl...

Page 50: ...mal Dump on roll paper and prints the received print data in hexadecimal numbers and in its corresponding characters NOTES 1 Be sure to execute the hexadecimal dump in setting with the paper 2 Set the printer in the hexadecimal dump first then transmit the data from the host 3 is printed if no printable character corresponds to the data received 4 During the hexadecimal dump all commands except DL...

Page 51: ...lights when the paper roll diameter becomes sufficiently small 2 Validation detector This sensor detects a validation paper inserting When a validation is selected as a paper source and the printer waits for the validation to be inserted or removed the PAPER OUT LED blinks Refer to Table 3 4 1 3 8 2 Detectors and printing When the printer detects a paper near end it stops or continues printing dep...

Page 52: ...RP U420 series Specification STANDARD 45 44 4 CASE SPECIFICATIONS 4 1 External Dimensions and Mass 1 Dimension 167 W 262 D 196 H mm 2 Mass Approximately 2 8 kg 4 2 Color Epson cool white 4 3 External Appearance Units mm inch Figure 4 3 1 External Appearance ...

Page 53: ...ES AND OPTIONS 5 1 Standard Accessories Ribbon cassette ERC 32 P Paper roll 2 Operator s manual Stamp mount Power switch cover 5 2 Options AC adapter PS 170 sold separately Stamp frame 5 3 Interface Board IEEE 1284 compatible interface board Bidirectional parallel Option RS 232 compatible interface board Option ...

Page 54: ...times 6 2 Explanation of Terms 1 Receive buffer The receive buffer is a buffer that stores as is the data received from the host The data is stored in the receive buffer temporarily and is then processed sequentially 2 Print buffer The print buffer is a buffer that stores the image data to be printed 3 Print buffer full This is the state where the print buffer is full If new print data is input wh...

Page 55: ...CII FF Hex 0C Decimal 12 Function When DIP switch 1 7 OFF auto cutter installed Prints the data in the print buffer and feeds to the next print starting position on the receipt and cut one point left uncut When DIP switch 1 7 ON manual cutter installed Prints the data in the print buffer and feeds to the next print starting position on the receipt Description This command is effective only in the ...

Page 56: ...t sheet The parallel printing mode for receipt and journal is turned off The print area is set within a printable area on the receipt ESC n Name Select print mode s Format ASCII ESC n Hex 1B 21 n Decimal 27 33 n Range 0 n 255 Description Selects print mode s using n as follows Bit Off On Hex Decimal Function 0 Off 00 0 Reserved 1 Off 00 0 Reserved 2 Off 00 0 Reserved 3 Off 00 0 Reserved 4 Off 00 0...

Page 57: ... d1 d y xk Range y 2 32 c1 c2 126 0 x 9 0 d 255 k c2 c1 1 Function Defines user defined characters y specifies the number of bytes in the vertical direction c1 specifies the beginning character code for the definition and c2 specifies the final code x specifies the number of dots in the horizontal direction d specifies the defined character data pattern Description Consecutive character codes for ...

Page 58: ...cters are defined in the initial state If any user defined characters are not defined the internal character set built in is selected Example 7 9 font with 2 dot character space LSB MSB LSB MSB When the dot pattern for code 20H is defined as shown above ESC y c1 c2 X p1 p2 p3 d4 p5 p6 p7 p8 p9 p10 p11 p12 p13 p14 Code 1B 26 02 20 20 07 1F 80 20 00 44 00 80 00 44 00 20 00 1F 80 The corresponding bi...

Page 59: ...nt a dot If bit image data and character data are printed on a line the bottom of the bit image is aligned to the baseline the second dot from the bottom of the built in internal character If bit image data input exceeds the number of dots to be printed on a line the excess data and the number of dots of the bit image in the horizontal direction which is specified by nL and nH are discarded Then t...

Page 60: ... performs buffer full printing for the current print line then the remaining data is printed from the beginning of the next line Example The relationship between the image data and the dots to be printed is as follows Bottom HEAD9 Bit image data Print data HEAD8 HEAD7 HEAD6 HEAD5 HEAD4 HEAD3 HEAD2 TOP HEAD1 6 7 4 5 2 3 0 1 6 7 4 5 2 3 0 1 d5 d3 d1 d11 d9 d7 d17 d15 d13 LSB MSB LSB MSB d6 d4 d2 d12...

Page 61: ... Enables printer and customer display Description When the printer is disabled it ignores all data except for real time commands until it is enabled by this command ESC n Name Cancel user defined characters Format ASCII ESC n Hex 1B 3F n Decimal 27 63 n Range 32 n 126 Function Deletes user defined character pattern that corresponds the specified character code n specifies the character code corres...

Page 62: ...s command is executed The print starting position is set to the beginning of a line ESC R n Name Select an international character set Format ASCII ESC R n Hex 1B 52 n Decimal 27 82 n Range 0 n 13 Default n 0 Function Selects an international character set n from the following table ASCII code Hex n Country 23 24 40 5B 5C 5D 5E 60 7B 7C 7D 7E 0 U S A 1 France à ç é ù è 2 Germany Ä Ö Ü ä ö ü ß 3 U ...

Page 63: ... 3 On 08 8 Validation enabled 4 7 Off 00 0 Reserved Description This command is effective only when processed at the beginning of a line When validation is selected the printer waits for insertion of a validation sheet For the validation wait time use ESC f The validation waiting state does not cause offline or busy The printer waits for validation insertion until the following event occurs A vali...

Page 64: ...s to output paper end signals Each bit of n is used as follows Bit Off On Hex Decimal Function Off 00 0 Journal near end sensor disabled 0 On 01 1 Journal near end sensor enabled Off 00 0 Receipt near end sensor disabled 1 On 02 2 Receipt near end sensor enabled 2 7 Off 00 0 Reserved Description The command is available only with a parallel interface and is ignored with a serial interface When all...

Page 65: ...ng Paper near end sensor s is enabled The applicable sensor s detects a paper end The print sheet s for the applicable sensor s is selected If the paper near end sensor for the print sheet to be disabled detects a paper end the printer executes paper LED light processing only ESC c 5 n Name Enable disable panel buttons Format ASCII ESC c 5 n Hex 1B 63 35 n Decimal 27 99 53 n Range 0 n 255 Default ...

Page 66: ...o the start of printing t1 specifies the wait time for validation paper to be inserted as t1 1 minutes When t1 is set to 0 the printer waits until validation paper is inserted forever t2 specifies time from insertion of the validation paper to the start of printing as t2 0 1 seconds Description The setting values for this command are used for validation paper insertion When the waiting time t1 set...

Page 67: ... pin 5 Description The pulse ON time is t1 2 ms and the OFF time is t2 2 ms When t2 t1 the printer processes t1 2 ms as the OFF time ESC t n Name Select character code table Format ASCII ESC t n Hex 1B 74 n Decimal 27 116 n Range 0 n 5 16 n 19 254 n 255 Default n 0 Function Selects a page n from the character code table n Selected Character Code 0 PC437 U S A Standard Europe 1 Katakana 2 PC850 Mul...

Page 68: ...off parallel printing mode When the LSB of n is 1 turns on parallel printing mode Description Only the lowest bit of n is enabled This command is enabled only when input at the beginning of a line This command affects printing only when both print sources journal and receipt are selected for printing When the parallel printing mode is turned off the printing area can be developed for receipt journ...

Page 69: ...o default when the power is turned on when ESC is executed Note The printer supports the subset of the Big5 code system Chinese font 13053 characters for Kanji character printing If the printer processes a Kanji code which is not supported the printer prints a space character Reference FS FS Name Cancel Kanji character mode Format ASCII FS Hex 1C 2E Decimal 28 46 Default Kanji character mode is se...

Page 70: ...nji type 5F H TAIWAN BIG5 00 H n 2 Type ID Bit Off On Hex Decimal Function 0 On 01 1 Two byte character code supported 1 Off 00 0 Auto cutter installed On 02 2 Manual cutter installed 2 Off 00 0 Reserved 3 Off 00 0 Reserved 4 Off 00 0 Not used Fixed to Off 5 Off 00 0 Reserved 6 Off 00 0 Reserved 7 Off 00 0 Not used Fixed to Off Description The printer transmits the status after confirming the host...

Page 71: ...s left uncut 65 66 Feed paper to the cutting position then cut one point left uncut Feed paper to the preprint black mark position then cut one point left uncut 67 Feed paper to the cutting position then cut three points left uncut Feed paper to the preprint black mark position then cut three points left uncut When DIP switch 1 7 ON manual cutter installed m specifies the paper cutting operation a...

Page 72: ...line This command is ignored when receipt is not selected as the paper source Description for In Taiwan mode parameter n has no meaning When n 0 the printer feeds the paper to the cutting position and cuts it When n 0 the printer feeds the paper to cutting position n 4 23mm and cuts it In standard mode the paper is fed with the continuous paper feeding mode for the first 30 lines ...

Page 73: ...The status types to be transmitted are shown below Paper sensor status n 1 49 Bit Off On Hex Decimal Function Off 00 0 Journal paper near end sensor paper present 0 On 01 1 Journal paper near end sensor paper near end Off 00 0 Receipt paper near end sensor paper present 1 On 02 2 Receipt paper near end sensor paper near end 2 3 Off 00 0 Reserved 4 Off 00 0 Fixed Off 00 0 Validation sensor paper pr...

Page 74: ...it paper roll sensor status n 6 Transmit validation status Description n 1 Printer status Bit Off On Hex Decimal Function 0 Off 00 0 Not used Fixed to Off 1 On 02 2 Not used Fixed to On 2 Off 00 0 Drawer open close signal is LOW connector pin 3 On 04 4 Drawer open close signal is HIGH connector pin 3 3 Off 00 0 On line On 08 8 Off line 4 On 10 16 Not used Fixed to On 5 Off 00 0 Reserved Fixed to O...

Page 75: ... 0 Not used Fixed to Off n 3 Error status Bit Off On Hex Decimal Function 0 Off 00 0 Not used Fixed to Off 1 On 02 2 Not used Fixed to On 2 Off 00 0 No mechanical error On 04 4 Mechanical error occurs 3 Off 00 0 No auto cutter error On 08 8 Auto cutter error occurs 4 On 10 16 Not used Fixed to On 5 Off 00 0 No unrecoverable error On 20 32 Unrecoverable error occurs 6 Off 00 0 No print head tempera...

Page 76: ...0 Receipt mark sensor does not detect black mark On 40 64 Receipt mark sensor is detecting black mark 7 Off 00 0 Not used Fixed to Off n 6 Validation status Bit Off On Hex Decimal Function 0 Off 00 0 Not used Fixed to Off 1 On 02 2 Not used Fixed to On 2 Off 00 0 Validation is not selected On 04 4 Validation is selected 3 Off 00 0 Not validation insertion waiting state On 08 8 Within validation in...

Page 77: ...d using ESC select peripheral device this command is effective The printer transmits the current status Each status is represented by one byte data The printer transmits the status without confirming whether the host computer can receive data The printer executes this command upon receiving it This command is executed even when the printer is off line the receive buffer is full or there is an erro...

Page 78: ...es Example If you attempt to transmit ESC R n to the printer but DLE ENQ 3 interrupts before n is received the code 10 H for DLE ENQ 3 is processed as the code for ESC R 10 H DLE ENQ 1 restarts printing from the line where the error occurred This command is available only for recoverable errors other than a print head temperature error DLE ENQ 2 enables the printer to recover from an error after c...

Page 79: ... 100 ms Description This command will be executed when printer receives this command Therefore this command can be used even when the printer is in offline state as well as receive buffer full state This command is enable even when the error occures This command is enable even when printer is not selected by ESC If printer receives this command during outputting pulse required by ESC p or DLE DC4 ...

Page 80: ...wn in Table 3 5 1 When the head temperature error occurs the printer goes offline The printer automatically goes back online when the print head temperature falls 2 Data transmission Data should be transmitted after the printer power is turned on and initialize operation completes 3 Manual cutter only for the manual cutter installed model The roll paper should be cut off after finishing paper feed...

Page 81: ...nding adjustment position from the table below 4 Tighten the screw to secure the paper holder with a coin like tool Adjustment NOTES 1 Since diameter A corresponding to the adjustment position in the table is a calculated value there may be some variations depending on the printer 2 If a paper roll with a red end mark at the paper end is used the mark may cause the paper to pull up If this occurs ...

Page 82: ... C 1 releases the paper When pressure on the lever ceases the paper holder spring returns the lever to its normal position 3 Opening and closing the paper guide To open the paper guide first remove the take up shaft and then pull both release levers simultaneously in direction B see Figure C 1 This raises the paper guide and opens it giving access to the printing section To close the paper guide c...

Page 83: ...ed side facing toward you 2 Insert the card straight into the paper slot with the right side aligned with the paper stopper on the paper guide 3 To prevent the paper from being pushed down or bent hold it during printing Figure D 1 Validation Paper Insertion NOTE A Validation detector is standard equipment The detected portion of the validation paper as shown in Figure 1 10 2 must not include any ...

Page 84: ... connector pins 3 and 6 2 The resistance of the load such as a drawer kick out solenoid must be 24 W or more or the input current must be 1A or less 3 Be sure to use the 24 V power output on drawer kick out connector pin 4 for driving the equipment Never connect any other power supply to the drawer kick out connector 4 The peak current is 1 A See item 2 below for drive signal duty NOTES 1 Proper o...

Search results

Summary of Contents for RP-U420 Series

Reviews:

Related manuals for RP-U420 Series

Brands by name

Popular brands

Epson RP-U420 Series, Specification

Search results

Summary of Contents for RP-U420 Series

Reviews:

Related manuals for RP-U420 Series

Brands by name

Popular brands