Rongta Technology RP58 User manual

RP58
USER MANUAL

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www.rongtatech.com 2
Catalog
CATALOG........................................................................................................................................2
1、PRODUCT INTRODUCTION...................................................................................................3
2、SUMMARY.................................................................................................................................4
2.1、MAIN FEATURES...........................................................................................................................4
3、SPECIFICATION.......................................................................................................................4
4、INSTALLATION AND OPERATION........................................................................................7
4.1、CONTENTS IN THE PACKAGE .........................................................................................................7
4.2、PRINTER CONNECTION.................................................................................................................8
4.3、LOAD THE PAPER ROLL ................................................................................................................9
4.4、POWER SWITCH,KEYSTROKE AND INDICATOR LIGHT ..................................................................9
4.4.1 Power Switch...........................................................................................................................9
4.4.2 Keystroke and Indicator Light.................................................................................................9
5、SELF-CHECKING ............................................................................................................................10
6、SERIAL INTERFACE........................................................................................................................11
7、PARALLEL INTERFACE ...................................................................................................................12
8、ETHERNET INTERFACE.........................................................................................................................12
9、CASH DRAWER INTERFACE............................................................................................................13
10、PRINTER MAINTENANCE .............................................................................................................13
10.1 Print Head Maintenance........................................................................................................13
10.2 Sensor Maintenance...............................................................................................................14
10.3 Print Roll Maintenance..........................................................................................................14
11、FIX THE PAPER JAM .....................................................................................................................15

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1、PRODUCT INTRODUCTION
Model: RP58 is a POS direct thermal receipt printer with easy operation and high
cost effective, which is widely used in supermarket, hospital, restaurant, bank, oil
station, turnpike etc.
Safety Notice
Please read carefully and strict compliance with use of following instructions
before operating the printer.
1. Safety Warning
Warning: Do not touch the cutter of printer.
Warning: The print head is heating element; do not touch it and its peripheral
parts during the printing process or the print just ended.
Warning: Do not touch the surface of print head and its connections to avoid
damage it.
2. Notice
(1) The printer should be installed at a firm place and avoid it in vibration and
shake.
(2) Do not use or store the printer in the location of high temperature, humidity or
heavy pollution.
(3) The power adapter of printer should be connected to a properly grounded
socket. Avoid using the same socket with other large electronic machines or
the equipments which could cause the voltage fluctuation.
(4) Do not let water or foreign objects get inside the printer, if it happens, please
turn off the power supply immediately.
(5) Printer could not be worked under the paperless process; otherwise it would
seriously damage the print roll and the thermal print head.
(6) Please disconnect the power supply if a long time not to use the printer.
(7) The user is not allowed to dismantle the printer by self for repairing or
remolding.

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(8) Use only supplied power adapter.
(9) In order to ensure the printing quality and extend the life of printer, please use
the recommendatory thermal paper or the one which has the same quality.
(10) Please make sure the power of printer is off when plugging the connecting
line.
(11) Please keep the user manual for reference when using.
2、SUMMARY
2.1、Main Features
● High print quality
● Low noise
● Supports cash drawer driver
● Compact and lightweight，Pretty outside design
● Good structure, easy using
● Interface: USB, Serial, Parallel, Ethernet
● The font could be magnified, bolded or underlined and the user also could
adjust the character spacing before printing.
● Supports the print of different density bitmap and download figure.
● High print speed
● Low power consumption and operation cost（No need ribbon or ink box）
● Emulation: ESC/POS
3、SPECIFICATION
●Printing Method：Direct thermal printing
●Paper Width：57.5±0.5mm
●Effective Printing Width：48mm
●Printing Speed：90mm/s (Max.)
●Print head performance：
Resolution：384 dots/line or 8 dots/mm
TPH: 50KM

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●Interface：
USB：Universal USB interface (Standard B)。
USB Cash Drawer Power
Serial：DB9 female head interface，baud rate is 9600bps，data structure is no
parity，8 bits of data and 1 stop bit, supports RTS/CTS and XON/XOFF
handshake protocol.
Serial Cash Drawer Power
Parallel：25PIN (Male head) bidirectional parallel interface , 8 bit parallel
interface, supports BUSY/nAck handshake protocol.
Parallel Cash Drawer Power
Ethernet: RJ45-8P standard interface, 10M/100M adaptive transmission
speed, 100M network LED indicator, LED data communication indicator.

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Ethernet Cash Drawer Power
Cash Drawer Control：6 lines RJ-11 socket，out put: DC12V/1A
Character ：
ASCII code character set：12×24 dots，1.25（W）×3.00（H）mm
Chinese character：24×24 dots，3.00（W）×3.00（H）mm
International Codepage:PC437、Katakana、PC850、PC860、PC863、PC865、
WPC1252、PC866、PC852、PC858 and so on
Printing Code：Supports UPC-A、UPC-E、EAN(JAN)13、EAN(JAN)8、
CODE39、CODABAR、ITF、CODE93、CODE128.
●Printing paper：
Paper Type：Thermal paper
Paper Width：57.5±0.5mm Paper Thickness：0.06～0.08mm
Paper roll diameter：Φ80mm
Recommendatory thermal paper：
Item #：AF50KS-E Manufacturer：Jujo Thermal Oy(Finland)
Item #：TF-50KS-E Manufacturer：Nippon Paper Industries Co.，Ltd
Note:
（1）Suggest to use the recommendatory thermal paper or the one which has
the same quality, otherwise, would affect the printing result; even
though, shorten the life of thermal head.
（2）Do not use the paper roll that the end of paper is pasted at the axis core,
it would cause the damage to the printer.
（3）If the thermal paper is polluted by the chemical or oil, it would fading
or decrease the feeling of heat and influence the print result finally.
（4）It would result the fading of thermal paper if to use the hard material to
chafe the surface.
（5）Please pay attention to the temperature, humidity and illumination of
the storage for thermal paper. The paper would fade if the storage
temperature is over 70 centigrade.

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● MCBF：5×106lines
●Emulation：ESC/POS
Print Font：Supports ANK: 12 x24,9x17, Chinese: 24 x 24
Print Dot/Map：Supports the printing of different dots and maps
●Power Adapter：
Adapter Input：AC 110V/220V，50〜60Hz
Adapter Output：DC 12V/2A
Printer Input：DC 12V/2A
●Net Weight：About 1.2kg（exclude the paper roll）
●Dimension：
210(L) ×135(W) ×130(H) mm
●Environmental Adaption：
Operation Temperature：0〜50°C Operation Humidity：10〜80%
Storage Temperature：-10〜60°C Storage Humidity：10〜90%
●Model #：
RP58U USB Interface
RP58S Serial Interface
RP58P Parallel Interface
RP58L Ethernet Interface
4、INSTALLATION AND OPERATION
4.1、Contents in the package
Parts：
Please check the parts when opening the box, if there is something missed, please
contact with the supplier or the manufacturer.

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Printer
Power Adapter
Power Cord
Paper Roll
CD
Communication Cable
4.2、Printer Connection
(1) To ensure the printer and PC is powered off and then insert the matched
data connection lines to the interfaces (USB/Parallel/Serial/Ethernet) of
the printer, the other ends are to the PC.
(2) If the user fit out the electric opened cash drawer for the printer that
could insert the RJ-11 connection line of it to the corresponding
interface of the printer. (PS: The specification of cash drawer should be
accorded with the driver requirement of printer).
(3) Power adapter
Please only use the supplied power adapter. Such as the following
picture：

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Notice:
(1) Firstly, insert the power supply plug DC12V of printer; then connect the
AC220V power; lastly, turn on the switch. Please operate it by the
instruction steps; otherwise, it would damage the printer.
(2) Use unsuitable power adapter would cause the bad print result; even
though may cause the breakdown of printer.
(3) Do not connect the telephone line to the interface of cash drawer;
because it may result the damage for printer and telephone.
(4) Do not pull the power soft wire when unplugging, if the user does it by
force may result the breakdown of the printer and power adapter.
4.3、Load the Paper Roll
Model: RP58 printer use 58mm width thermal paper, which with easy paper
loading. The loading instruction is listed at below:
（1）Open the top cover of printer.
（2）Loading the paper roll as following picture. (Left is correct; right is wrong).
（3）Pull a part of paper out of the paper trough and then close the top cover.
（4）Use the cutter of printer to tear off the extra paper.
4.4、Power Switch, Keystroke and Indicator Light
4.4.1 Power Switch
Switch is for turning on/off the power supply of printer which is located right
ahead of it. When pressing “-” is turn on the printer and pressing “O” is turn off.
Notice: Do not turn on the switch unless the user connects the power supply.
4.4.2 Keystroke and Indicator Light
Keystroke and indicator board is listed as below：

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Function Description of Keystroke and Indicator Light：
FEED Key:
In the standby status, the printer would be continuous feed when pressing the
feed key. Of course, the key is inefficacy when the printer is working.
Press the feed key and switch on the power supply while the key is still under
pressing, then the user could do the self-checking of printer.
POWER LIGHT（Green）：
Light appears when connected to the power supply.
ERROR LIGHT（Red）：
Light appears under following condition:
Such as: paperless, paper jam, print head overheat, print head error or other
situations.
PAPER LIGHT（Red）：
Light appears when paperless.
5、Self-checking
Self-checking can test the printer is work well or not, if it can print the test list
correctly that means the printer is good enough (which is excluding the problem with
the connected interface to PC); otherwise, it needs repair.
Self-checking could print software version number, print density, interface type,
English character and some Chinese characters by order.

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Self-checking procedure：Make sure the printer is connected to the power,
then press the feed key and switch on the power supply while the key is still under
pressing. At the same time, the printer begins to self-checking. Please loosen the key
within five seconds and the printer would print the self-testing list after it.
The test list looks like the following when it finished:
Selftest
*****
** Completed **
6、Serial Interface
RP58 serial interface adopt RS-232 standard, baud rate is 9600bps, data structure
is no parity，8 bits of data and 1 stop bit, supports RTS/CTS and XON/XOFF
handshake protocol.
Pin function of serial interface is listed as below:
Pin number
Model
Signal Source
Specification
2
TXD
Printer
The printer will be sent XON/XOFF to PC when
operating the XON/XOFF handshake protocol.
3
RXD
PC
Printer received the data from PC.
7
RTS
Printer
The signal reflects the current printing status, low
voltage means the printer could not receive the
data, high voltage is contrary.
5
GND
--------
Signal Source
4
DTR
Printer
The same as pin number 7。
Connection diagram of serial interface between printer and PC:
TXD 2 2 RXD
RXD 3 3 TXD
RTS 7 8 CTS
DTR 4 1 DCD
GND 5 5 GND

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6 DSR
Serial interface of printer DB9 4 DTR
Serial interface of POS PC DB9
7、Parallel Interface
RP58 parallel interface is 25pin, 8 bit parallel transfers, supports BUSY/nAck
handshake protocol.
Pin function of parallel interface is listed as below:
Pin number
Model
Signal Source
Specification
1
/STB
PC
Data strobe trigger pulse，data is read-in
when falling edge.
2
3
4
5
6
7
8
9
DATA2
DATA3
DATA4
DATA5
DATA6
DATA7
DATA8
DATA9
PC
PC
PC
PC
PC
PC
PC
PC
These signals stand for the first to the
eighth information of parallel data.
Each signal when the logic shows”1” is
high electrical level, when the logic
shows”0” is low electrical level.
10
nAck
Printer
Answer signal means the printer has
received the date of previous byte.
11
BUSY
Printer
High electrical level means the printer is
busy, could not receive data.
12
GND
-----
Electrical grounding, low electrical level.
13
Select
Printer
The resistance pulls up high electrical
level.
18-25
GND
-----
Electrical grounding, low electrical level.
15
NError(nFa
ult)
Printer
Error signal.
8、Ethernet Interface
The Ethernet interface connector of RP-58 printer is standard RJ45-8P, support
10M/100M network and adaptive transmission speed.

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9、Cash Drawer Interface
Cash drawer interface adopt RJ-11 standard, 6 lines socket and the output of it is
DC 12V/1A. Insert the RJ-11 socket to the corresponding interface which could
through the printer to open the cash drawer.
Pin function of cash drawer interface is listed as below:
Pin Number
Signal
Flow
Direction
1
Empty
Empty
2
Electrical grounding
Output
3
Empty
Empty
4
Driver Signal of Cash Drawer
Output
5
Empty
Empty
6
Empty
Empty
10、Printer Maintenance
10.1 Print Head Maintenance
When the printer has following circumstances should clean the print head:
（1）Printing is not clear;
（2）Some longitudinal columns on the printing page is vague;
（3）Loud noise when feeding.
Pin Number
Signal Source
Specification
1
TX+
Transmit
differential line +
2
TX-
Transmit
differential line-
3
RX+
Receive
differential line+
4
NC
No function
5
NC
No function
6
RX-
Receive
differential line-
7
NC
No function
8
NC
No function

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Procedure of maintaining the print head is listed below:
（1）Turn off the power supply and open the top cover. Remove the paper if
necessary.
（2）Please wait for the cooling of print head if it just finish printing.
（3）Use the cotton cloth and dip it in the absolute ethyl alcohol to clean the
surface of print head.
（4）When the absolute ethyl alcohol is completely volatilized, please close the
top cover and restart the printer.
10.2 Sensor Maintenance
When the printer has following circumstance should clean the paperless sensor:
（1）During the printing, the printer occasionally stop print and the paperless
alarm is beeping.
（2）No paperless alarm.
Procedure of maintaining the sensor is listed below：
（1）Turn off the power supply and open the top cover. Remove the paper if
necessary.
（2）Use the cotton cloth and dip it in the absolute ethyl alcohol to clean the
surface of sensor.
（3）When the absolute ethyl alcohol is completely volatilized, please close the
top cover and restart the printer.
10.3 Print Roll Maintenance
When the printer has following circumstance should clean the print roll:
（1）Printing is not clear;
（2）Some longitudinal columns on the printing page is vague;
（3）Loud noise when feeding.
Procedure of maintaining the print roll is listed below:
（1）Turn off the power supply and open the top cover.

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（2）Use the cotton cloth and dip it in the absolute ethyl alcohol to clean the
surface of print roll.
（3）When the absolute ethyl alcohol is completely volatilized, please close the
top cover.
Notice:
（1）The power supply of printer should be turned off when the routine
maintenance.
（2）Do not use hand or metal to touch the surface of print head and not use
tweezers to scratch the superficies of print head, print roll or sensor.
（3）Do not use oil or acetone to do the maintenance.
（4）When the absolute ethyl alcohol is completed volatilized, then power on the
printer.
11、Fix the Paper Jam
When paper jam happens, turn off the power supply and open the top cover, wait
for the cooling of print head then remove the jammed paper. After that, reload the
paper roll and close the top cover. Use the recommendatory paper or the one which
has the same quality would reduce the risk of paper jam.