BIXOLON SRP-E770III Service Manual
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BIXOLON SRP-E770III Service Manual

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Service Manual
Label Printer
Ver. 1.01
SRP-E770III

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Summary of Contents for BIXOLON SRP-E770III

  • Page 1 Service Manual Label Printer Ver. 1.01 SRP-E770III...

  • Page 2: Table Of Contents

    SRP-E770III ■ Table of Contents 1. Precaution Statements ....................5 1-1 Safety Precautions ....................5 1-2 Servicing Precaution ....................6 1-3 Precaution for Electrostatically Sensitive Devices (ESDs) ........7 1-4 Operational Precautions ................... 7 2. Operating Instruction and Installation ............... 8 2-1 Installation ........................
  • Page 3 SRP-E770III 3-5-2 Ethernet Interface ..................... 27 3-5-3 USB interface ....................28 4. Hardware ........................29 4-1 Wiring Diagram ....................... 29 4-2 Block Diagram ......................30 4-3 Special Circuit Description ..................31 4-3-1 Power Circuit ....................31 4-3-2 Reset Circuit ..................... 32 4-3-3 RS232C Communication Block Diagram ............

  • Page 4: About This Manual

    All information in this manual is subject to change without prior notice. Therefore, you must check the correspondence of your manual with your machine. No part of this manual may be copied or reproduced in any form or by any means, without the prior written consent of BIXOLON Co., Ltd. - 4 -...

  • Page 5: Precaution Statements

    SRP-E770III 1. Precaution Statements 1-1 Safety Precautions 1. Be sure that all of the built-in protective devices are replaced. Restore any missing protective shields. 2. When reinstalling the chassis and its assemblies, be sure to restore all protective devices including: nonmetallic control knobs and compartment covers.

  • Page 6: Servicing Precaution

    SRP-E770III 1-2 Servicing Precaution WARNING 1: First read the Safety Precaution section of this manual. If some unforeseen circumstance creates a conflict between the servicing and safety precautions, always follow the safety precaution. WARNING 2: An electrolytic capacitor installed with the wrong polarity might explode.

  • Page 7: Precaution For Electrostatically Sensitive Devices (Esds)

    SRP-E770III 1-3 Precaution for Electrostatically Sensitive Devices (ESDs) 1. Some semiconductor (solid state) devices are easily damaged by static electricity. Such components are called Electrostatically Sensitive Devices (ESDs); examples include integrated circuits and some field- effect transistors. The following techniques will reduce the occurrence of component damaged caused by static electricity.

  • Page 8: Operating Instruction And Installation

    SRP-E770III 2. Operating Instruction and Installation 2-1 Installation 2-1-1 SMPS Installation 1) Turn off the printer power switch. 2) Check to see that the AC adapter voltage matches that of the power source. 3) Connect the AC adapter jack to the printer power connector.

  • Page 9: Interface Cable Installation(Ethernet Model)

    SRP-E770III 2-1-4 Interface Cable Installation(Ethernet Model) 1) Turn off the power switch. 2) Connect the communication cable to the printer communication port to be used. - Connect the LAN(Ethernet) Cable to the ETHERNET port.(This port requires a UTP cable(CAT5 or higher) less than 3.0m long.) - Connect USB B-Type cable to the USB port.

  • Page 10: Operations

    SRP-E770III 2-2 Operations 2-2-1 Using the operation panel Feed button Paper feed or cancel the print job. The current printer status can be viewed. (Refer to below) The current printer status can be viewed via the printer’s LED display. 1) Green LED on - The printer waits for the data from Host (PC) in normal mode.

  • Page 11: Self-Test

    SRP-E770III 2-2-3 Self-Test The self-test checks whether the printer has any problems. (Users cannot perform this procedure if using the printer’s label peel-off option.) If the printer does not function properly, contact an authorized dealer. The self-test checks the following;...

  • Page 12: Factory Reset

    SRP-E770III 2-2-6 Factory Reset This function is used to reset the printer settings to factory default setting. How to reset the printer 1) Depress the feed button for two seconds during print standby mode. 2) LED will change to orange color and release the feed button.

  • Page 13: Gap Sensor Manual-Calibration

    Users can calibrate sensor parameters in detail by using the utility program provided by the manufacturer. Unified Label Utility-II installation files and manuals are provided on the BIXOLON official website. (http://www.bixolon.com) Please refer to Unified Label Utility-II manual for details.

  • Page 14: Data Dump Mode

    SRP-E770III 2-2-10 Data Dump Mode This function can be used to diagnose the communication issues when the printer does not work correctly. In this mode, the received data are not analyzed and printed, instead they are dumped in hex format without processing.

  • Page 15: Using Fan-Fold Paper

    SRP-E770III 4) Remove the paper and insert the paper through the slot. 5) Adjust the paper guides and close the cover. ( O ) ( X ) 2-2-12 Using Fan-Fold Paper Supplying paper to the printer externally is done as follows.

  • Page 16: Firmware Download

    SRP-E770III 2) Adjust Paper Holders to the paper width by using the Fix Tool. Fix Tool Paper 3) Adjust Paper Guides and close the Paper Cover until a click sound is heard. Paper Guide 2-2-13 Firmware Download There are two ways to download firmware.

  • Page 17: Product Specifications

    SRP-E770III 3. Product Specifications 3-1 Appearance 3-1-1 Printer Dimensions (mm) Figure3-1 Printer Dimension 3-1-2 AC/DC Adapter Dimension (mm) 1200±50 34±1 130±1 57±1 Figure3-2 AC/DC Adapter Dimension - 17 - Ver. 1.01...

  • Page 18: Feature Locations

    SRP-E770III 3-1-3 Feature Locations Feed Button Power Switch Cover Lever Printer Head Paper Cover Paper Gap Sensor Paper Holder Paper Guide Cover STD - 18 - Ver. 1.01...
  • Page 19 SRP-E770III Fan-Fold Power Jack USB B-Type USB B-Type Label Peel-off(Option) Figure3-3 Feature Location - 19 - Ver. 1.01...

  • Page 20: General Specifications

    SRP-E770III 3-2 General Specifications 3-2-1 Hardware Specifications Item Description Remark • SRP-E770III Label Printer Product • Atmel AT91SAM9G45 (32 bit) Processor • SRAM : 64MB DDR2 SDRAM (W9751G6KB-25) Memory • Flash ROM : 128MB NAND Flash (F59L1G81LA) • Flow Control...

  • Page 21: Function Specifications

    SRP-E770III 3-2-2 Function Specifications Function Description Remarks Text Printing Multiply, Bold, Reverse and Rotation functions Various barcodes supported 1D Barcode Printing Rotation, HRI supported. Various barcodes supported 2D Barcode Printing Rotation supported. Line, Box, Slope and Circle printing supported Block Printing Overwrite, Exclusive OR, Delete mode supported PCX.

  • Page 22: Thermal Printer Specifications

    SRP-E770III 3-3 Thermal Printer Specifications 3-3-1 Printer Specifications Item Description Remark • SRP-E770III (TPH : XR104-7096 - SHEC) Model • Direct Thermal Printing Printing Method • 203dpi (8dots/mm) Resolution • Unidirectional with friction feed Printing Direction • Max 104mm (4.1inch) Printing Width •...

  • Page 23: Paper Specifications

    SRP-E770III 3-3-4 Paper Specifications Item Description Remark Paper Type Direct Thermal Paper Form Gap, Black Mark, Continuous, Fan-Fold, Notch Liner : 38.1~106 ±0.5mm Paper Width Label : 104 ±0.5mm Max Φ130mm (5.1 in) Paper Roll Size Φ25.4mm (1.0 in) ~ Φ38.1mm (1.5 in) Spool Inside Dia.

  • Page 24: Smps Specifications

    SRP-E770III 3-4 SMPS Specifications 3-4-1 SMPS (Switching Mode Power Supply) Specifications Item Description Remark Typical : 100V/240V AC : 100V AC Input Voltage : 264V AC Max 1.5A, @100~240V AC Input Input Current +24V ± 5% Initial Tolerance with no load Output Voltage +24V ±...

  • Page 25: Interface Specifications

    SRP-E770III 3-5 Interface Specifications 3-5-1 RS-232C Serial Interface 1) Specifications Item Description Remark • Serial Data Transmission • Asynchronous Synchronization • H/W : RTS / CTS HandShaking • S/W : Xon / Xoff (Flow Control) • Logic 1(Mark) : 5V •...
  • Page 26 SRP-E770III 4) Signal Description Signal Name Signal Direction Function Frame GND Frame Ground Output Transmit Data Input Receive Data Ready To Send Output Ready to exchange data Input Clear To Send Output Data Terminal Ready(Almost same function as RTS) Input...

  • Page 27: Ethernet Interface

    Function White Orange Transmit + Orange Transmit - White Green Receive + Blue White Blue Green Receive - White Brown Brown * For more information, refer to the Ethernet User Manual in Bixolon Web Site. - 27 - Ver. 1.01...

  • Page 28: Usb Interface

    SRP-E770III 3-5-3 USB interface 1) Specifications Item Description Remark • BULK Transfer Type • Bidirection, Half-Duplex Data Signal • Differential Signal Pair (D+ / D-) • NRZI Format Data Format • Zero Bit Stuffing after 6 ones • Differential Receive Sensitivity : 200 mV •...

  • Page 29: Hardware

    SRP-E770III 4. Hardware 4-1 Wiring Diagram POWER ADAPTOR HOST HOST HOST SERIAL ETHERNET JACK ECN3 CN12 CN11 THERMAL HEAD CONTROL PANNEL MAIN CIRCUIT BOARD UNIT SRP-E770III PAPER FEED MOTOR CN10 SENSOR PEEL COVER OPEN/CLOSE DOWN - 29 - Ver. 1.01...

  • Page 30: Block Diagram

    SRP-E770III 4-2 Block Diagram - 30 - Ver. 1.01...

  • Page 31: Special Circuit Description

    SRP-E770III 4-3 Special Circuit Description 4-3-1 Power Circuit This system is operated under 100Vac or 240Vac. The power circuit supplies the three differential DC voltage sources. VOLTAGE DESCRIPTION VDD_24V (+24VDC) Step Motor Voltage, Thermal Printer Head (TPH) Voltage VDD_3V3 (+3.3VDC) CPU I/O, NAND Flash, LOGIC Etc.

  • Page 32: Reset Circuit

    SRP-E770III 4-3-2 Reset Circuit Reset signal is a signal in order to start-up CPU under Power-On. Reset circuit uses a reset IC(XC6127N27C, U24). When +3.3Vdc is fallen under +2.7Vdc by Power-Off, reset signal prohibits the system from misoperating by lowering down to 0V.

  • Page 33: Rs232C Communication Block Diagram

    SRP-E770III 4-3-3 RS232C Communication Block Diagram The CPU and RS-232C driver (ST3232) are used for serial communication. 1) RS232C Communication block diagram ST3232 D-SUB9 Driver Female Figure 4-2 RS232C Communication Block 2) RS232C Communication waveform Transmit(Printer to Host) Host Busy...

  • Page 34: Ethernet Communication Block Diagram

    SRP-E770III 4-3-4 Ethernet Communication Block Diagram The printer supports the Ethernet. The Network type is 10/100 Base-T All in one type. (Auto detection) Figure 4-4 Ethernet Communication Block Diagram 4-3-5 USB Communication Block Diagram The printer support the USB(Universal Serial Bus). The transfer type is the BULK.

  • Page 35: Thermal Pinter Circuit

    SRP-E770III 4-3-6 Thermal Pinter Circuit First, the CPU sends a serial clock and serial data 832bits (104bytes) to the shift register of the TPH. Second, the CPU send a Latch signal to the TPH. Then the Data of both shift register#1 and #2 are moved to the Latch register.

  • Page 36: Disassembly And Assembly

    SRP-E770III 5. Disassembly and Assembly 5-1 Case-Lower Block 5-1-1 Case Lower Block 1. Remove the five screws① ②. 2. Separate the ③~⑤ from the printer. Figure 5-1 Disassembly Case-Lower #1 - 36 - Ver. 1.01...

  • Page 37: Main Pcb Block

    SRP-E770III 5-1-2 Main PCB Block 1. Remove the three Screws①. 2. Remove the connector wires④~⑨ from the PCB-Main②. 3. Separate the PCB Main② and sheet PCB③ from the Printer. 4. Remove the two Screws⑩. 4. Separte the Brkt-PCB⑪ from the PCB-Main②.

  • Page 38: Lower Frame Block

    SRP-E770III 5-2 Lower Frame Block 5-2-1 Lower Frame Block 1. Move the Guide hinge①. 2. Separate the Lower-Frame Assembly② from the Case-Upper Assembly③. ① Guide hinge ② Lower- Frame Assembly ③ Case-Upper Assembly Figure 5-3 Disassembly Frame Lower #1 - 38 -...

  • Page 39: Cover Std Block

    SRP-E770III 5-2-2 Cover STD Block 1. Separate the Guide hinge② and Spring hinge③ from the Frame-Lower①. 2. Separate the Cover-STD④ from the Frame-Lower①. Figure 5-4 Disassembly Frame Lower #2 - 39 - Ver. 1.01...

  • Page 40: Motor Assembly Block

    SRP-E770III 5-2-3 Motor Assembly Block 1. Remove the Screw②,③. 2. Separte the Assy Brkt Motor⑨ from the Frame-Lower①. 3. Remove the two screws⑦ and Separate the Motor⑧. 4. Remove the two Washer④ and Separate the ⑤, ⑥ form the Brkt Motor Assembly⑨.

  • Page 41: Platen Roller Block

    SRP-E770III 5-2-4 Platen Roller Block 1. Turn the Bush-Roller③. 2. Separate the ②~⑤ from the Frame-Lower①. Figure 5-6 Disassembly Frame Lower #4 - 41 - Ver. 1.01...

  • Page 42: Paper Guide Block

    SRP-E770III 5-2-5 Paper Guide Block 1. Remove the two Screws②. 2. Separate the③~⑪ from the Frame-Lower①. 3. Remove the one Screw⑫ and the one Screw⑭. 4. Separate the⑬,⑮ from the Frame-Lower①. Figure 5-7 Disassembly Frame Lower #5 - 42 -...
  • Page 43 SRP-E770III 5-2-6 Paper Holder Block 1. Remove the one Screw② and four Screws③. 2. Separate the ④~⑧ from the Frame -Lower①. 3. Separate the Holder-Paper Fixed⑨ from the Holder-Paper R⑧. Figure 5-8 Disassembly Frame Lower #6 - 43 - Ver. 1.01...

  • Page 44: Case Upper Block

    SRP-E770III 5-3 Case Upper Block 5-3-1 Case Upper Block 1. Remove the four Screws① and two Screw②. 2. Separate the ③~⑥ from the Case-Upper⑦. Figure 5-9 Disassembly Case Upper #1 - 44 - Ver. 1.01...

  • Page 45: Holder Tph Block

    SRP-E770III 5-3-2 Holder TPH Block 1. Remove the four Screws①. 2. Separate the Holder-TPH Assembly② from the Case-Upper③. Figure 5-10 Disassembly Case Upper #2 - 45 - Ver. 1.01...

  • Page 46: Tph Assembly Block

    SRP-E770III 5-3-3 TPH Assembly Block 1. Separate the TPH Assembly② from the Holder TPH①. 2. Remove the one Screw③ and separate the PCB Sensor-up④. 3. Separate the two Connectors Wire Head⑤ from the TPH⑥. 4. Remove the two Screws⑦. 5. Separate the Brkt TPH⑧ from the TPH⑥.

  • Page 47: Lever Lock Block

    SRP-E770III 5-3-4 Lever Lock Block 1. Lift the Lever-Lock Assembly① from the Case-Upper②. 2. Separate the two Spring-TPH③ from the Case-Upper②. 3. Remove the two Screws④. 4. Separate the PCB-Feed⑤ from the Case-Upper②. 5. Separate the Connector Wire Feed⑥ from the PCB-Feed⑤.

  • Page 48: Maintenance

    SRP-E770III 6. Maintenance 6-1 Cleaning Head Printing quality might be degraded by dust, foreign substance, adhesive substance, or other pollution materials stuck in the printer head or inside the printer. When dirty, clean the print head as follows: ※ CAUTION - Make sure to turn the printer power off prior to cleaning.

  • Page 49: Cleaning Sensors, Roller Or/And Paper Path

    SRP-E770III 6-2 Cleaning Sensors, Roller or/and Paper Path 1) Open the Paper Cover and remove the paper. 2) Remove any dust or foreign substance using dry cloth or cotton swab. 3) Soak the cloth or cotton swab in alcohol for medical use and use it to remove adhesive foreign substances or other pollution materials.

  • Page 50: Troubleshooting

    SRP-E770III 7. Troubleshooting This character describes the methods for troubleshooting in this Label Printer. • Troubleshooting flow chart When the source of the problem is not clear, use the flowchart to find and replace a defective component. • Troubleshooting tables Follow the steps outlined in these tables to repair a defect whose symptoms are known.

  • Page 51: Led Dose Not Light

    SRP-E770III 7-1-2 LED dose not light - 51 - Ver. 1.01...

  • Page 52: Led Is Red Blink

    SRP-E770III 7-1-3 LED is red blink Turn off the power, then turn on the power Is label roll(paper) not insert? Replace or insert label(paper) roll Replace up gap sensor(down) ass’y Replace up gap sensor(up) ass’y Replace PCB-main ass’y - 52 -...

  • Page 53: Led Is Orange Blink

    SRP-E770III 7-1-4 LED is orange blink Turn off the power, then turn on the power Is cover opened? Close cover Replace cover s/w ass’y Replace PCB-main ass’y - 53 - Ver. 1.01...

  • Page 54: Self Test Is Not Normal

    SRP-E770III 7-1-5 Self test is not normal Does not printer operate at all VH: +24V : +24V VCC: +3.3V Is output voltage of regulator on PCB-main within SPEC?(*1) Replace PCB-main ass’y Does not paper feeding? Replace Motor ass’y Dose print quality is deficient? Replace TPH ass’y...

  • Page 55: Data From Host Is Not Printed Normal

    SRP-E770III 7-1-6 Data from host is not printed normal - 55 - Ver. 1.01...

  • Page 56: Power Problem

    SRP-E770III 7-2 Power Problem - 56 - Ver. 1.01...

  • Page 57: System Problem

    SRP-E770III 7-3 System Problem - 57 - Ver. 1.01...

  • Page 58: Panel Pba And Media Sensor Problem

    SRP-E770III 7-4 Panel PBA and Media Sensor Problem - 58 - Ver. 1.01...

  • Page 59: Thermal Printer Head And Step Motor Problem

    SRP-E770III 7-5 Thermal Printer Head and Step Motor Problem Problem Control Signal Ok? (TP62,65,68,69) 1. Check the Control Signal on CPU (TPH_DI, TPH_LAT, TPH_STB1, TPH_STB2) 2. Check the Harness 3. Check the related Circuit & Pattern Power Ok? (TP58,64) 1. Refer to the “Power Problem”...

  • Page 60: Rs-232C Serial Communication Problem

    SRP-E770III 7-6 RS-232C Serial Communication Problem - 60 - Ver. 1.01...

  • Page 61: Usb Communication Problem

    SRP-E770III 7-7 USB Communication Problem - 61 - Ver. 1.01...

  • Page 62: Ethernet Communication Problem

    SRP-E770III 7-8 Ethernet Communication Problem - 62 - Ver. 1.01...
  • Page 63 It is strictly prohibited to copy, store, and transmit the whole or any part of the manual and any property of the product without the prior written approval of BIXOLON Co., Ltd. The information contained herein is designed only for use with this BIXOLON product.

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