SRP-350/352plusA&C, Service Manual | BIXOLON instruction

Service Manual

SRP-350/352plusA&C

Thermal Printer

Rev. 2.01

http://www.samsungminiprinters.com

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BIXOLON service manual SRP-350/352plusA&C, Service Manual, Thermal Printer Rev

Contents

SRP-350/352plusA&C Service ManualThermal Printer Rev SRP-350/352plusA&C Table of Contents 6. Adjustments and Maintenance 5. Disassembly and Assembly7. Troubleshooting 4. Hardware 1-1 Safety Precautions 1. Precaution Segment a Remove or reinstall any component or assembly 1-2 Servicing Precaution 1-4 Operational Precautions 1-3 Precaution for Electrostatically Sensitive Devices ESDs1. 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 2-1 Installation 2. Installation and Operation2-1-1 AC Adapter Installation 2-1-2 Interface Cable Installation 2-1-5 Wall Mount Installation SRP-350/352plusA&C 2-2-1 Setting the DIP switches 2-2 Operation2-2-2 Setting the DIP switch RS-232C Serial Interface ※ Auto Cutter Enable / Disable selection 2-2-3 Setting the DIP switch IEEE1284 Parallel, USB Interface 2-2-5 The self Test Mode 2-2-4 Hexadecimal Dumping Figure 3-13 The Self-Test Sheet 2-2-6 Setting the Memory Switches SRP-350/352plusA&C 3-1 Appearance 3. Product Specifications3-1-1 Printer Dimensions mm 3-1-2 AC Adapter Dimensions mm 3-1-3 Feature Locations-SRP-350/352plusA/C TYPE SRP-350/352plusCOS RS-232 Serial Communication 3-2 General SpecificationsSRP-350/352plusCOP IEEE1284 Parallel Communication SRP-350/352plusCO USB Communication 3-3-1 Printer Specification 3-3 Thermal Printer Specifications3-3-2 Character Specification Description 3-3-4 Reliability and Environment Specification 3-3-3 Paper Specification※ Note PD 160R 3-3-5 Printable Area 3-3-6 TPH Thermal Printer Head Specification 1 180dpi 3-3-7 Other Component Specification 3-4-1 SMPS Switching Mode Power Supply Specification 3-4 SMPS Specifications3-4-2 SMPS Output Connector 3-5-1 RS-232C Serial Interface 3-5-1a Specification 3-5 Interface Specifications3-5-1b RS-232C I/F Cable 3-5-1c Cable Connection 3-5-1d Signal DescriptionPrinter Host 3-5-1e H/W Flow Control 2-5-2a Forward Mode Specification Compatibility mode3-5-1f S/W Flow Control ※ Note Refer to the Operation Manual about XON/XOFF flow control 3-5-2c IEEE1284 I/F Cable 3-5-2c Signal Specification Compatibility/Nibble/Byte modenAck Busy 3-5-3b Signal Description 3-5-3a Specification3-5-3 USB2.0 Interface 3-5-3c Cable 3-5-4d Construction Series B Connectors Series A Connectors※ Note Minimum conductor construction must be stranded tinned copper From the ※ Note +24V is always output through pin 4 during power on 3-6 Cash Drawer Specifications3-6-1 Drawer Cable 3-6-2 Cable Connection 4. Hardware 4-1 Wiring DiagramFigure 4-1 Board Wiring Diagram Figure 4-2 Block Diagram 4-2 Block Diagram 4-3-1 Power Circuit 4-3 Special Circuit Descriptions4 CPU, Flesh, SRAM, Reset Voltage +3.3V VOLTAGE Reset signal is signal in order to start-up CPU under Power-on 4-3-2 RESET CircuitFigure 4-4 Reset Block Diagram Figure 4-5 Reset Waveform ASM811 REUSF-T 2 Cash Drawer Driving Circuit 4-3-3 Buzzer and Cash Drawer Circuits 1 Buzzer Driving Circuit 4-3-5 RS-232C Communication Block Diagram 4-3-4 I/F PBA Detect Block DiagramUPD70F3107 4-3-7 USB Communication Block Diagram 4-3-6 Parallel Communication Block Diagram 4-3-8 DIP Switch Circuit LATCH DATA#1,2STROBE1 4-3-9 Thermal Printer Head Circuit 5-1 Case lower block 5. Disassembly and Assembly1 Scrw 2 Brkt Dip Switch 3 Case Lower 4 Foot Rubber 6 Main PCB 8 Screw 1 Screw 2 Brkt PCB5 PCB Serial Parallel Screw 1.Push the button to open the Cove Open. 2.Remove the four screws 5-2 Case Upper block1.Remove the two screws 3.Remove the three screws. 4.Separate the Manual cutter from 1 Spring Hook Roller Platen Assembly4 Brkt-Hook 3 Screw 1.Remove the E-Ring. 2.Separate the Spring tension, the 3 Cover Housing 5-3 Frame block4 Screw 1 Screw Spring TPH 5.Separate the Connector from the Heat-sink 4 Screw 7 Connector1.Remove the screw 2 Heatsink Assy 1 Screw Frame Main 1 Screw 2 Frame Main 3 Brkt PCB 4 Power SwitchWasher Slip 6-1 Adjustment 6. Adjustments and Maintenance6-1-1 Remaining Roll Paper Adjustment 6-1-2 Paper Jam ※ Caution Turn off the printer power before cleaning 6-2 Maintenance 7-1 Power Problem 7. TroubleshootingOk? On SMPS 7-2 System Problem 7-3 Panel PBA and Sensor Problem 7-4 Thermal Printer Head and Feed Motor Problem 7-5 Auto Cutter and Drawer Problem Input Ok? 7-6 Dip S/W and I/F PBA Select ProblemSelect Ok? 7-7 RS-232C Serial Communication Problem 7-8 IEEE-1284 Parallel Communication Problem Main PBA I/F 7-9 USB2.0 Communication ProblemFailure? Reverse Mode