BIXOLON SRP-270 instruction

Service Manual

SRP-270

Impact Printer

Rev. 3.02

http://www.samsungminiprinters.com

Image 1

BIXOLON SRP-270 service manual

Contents

SRP-270 SRP-270 Alignment and Adjustments SRP-270 About About this Manual Precaution symbolsOverview of this Receipt Printer Copyright Safety Precautions Precaution SegmentWaring Do not use an isolation transformer during this test Servicing Precaution Precaution for Electrostatically Sensitive Devices ESDs Installation Installation and OperationAC Adapter Installation Interface Cable Installation Paper Roll Installation Setting the DIP switch RS-232C Serial Interface Setting the DIP switchesOperation YES OFF Setting the DIP switch IEEE1284 Parallel, USB InterfaceMode Hexadecimal Dumping Self Test Mode Serial Self-Test Sheet Parallel Self-Test Sheet SRP-270 Printer Dimensions mm Product SpecificationsAC Adapter Dimensions mm Appearance Feature Location Feature Locations Printer Mecha Specifications General SpecificationsPrinter Mecha Specification USB Ascii Character SpecificationPrinter SMP-710/SMP-710N Pin Description GND Printer Head Thermistor Specification Printer Head SpecificationFeed & Carriage Motor Specification Auto cutter specification Ribbon Cassette Specification Smps SpecificationsOther Component Specification Smps Switching Mode Power Supply Specification 1 RS-232C Serial Interface 1a Specification Interface Specifications 1c Cable Connection 1d Signal Description1e H/W Flow Control 1f S/W Flow Control 2 RS-485 Serial Interface 2a Specification2c Cable Connection Printer Host Side 3a Forward Mode Specification Compatibility mode 2d Signal Description2f S/W Flow Control IEEE1284 Parallel Interface 3c IEEE1284 I/F Cable 3c Signal Specification Compatibility/Nibble/Byte mode 4b Signal Description 4a Specification4 USB2.0 Interface 4c USB I/F Cable ※ Note +24V is always output through pin 4 during power on Cash Drawer SpecificationsCash Drawer Cable Cable Connection Hardware Wiring Diagram Block Diagram Block Diagram Special Circuit Descriptions Power CircuitDrawer Driving and Feed, Auto Cutter Motor Voltage +24Vdc Logic IC Driving Voltage +5V Reset Block Diagram Reset Circuit Cash Drawer Circuits Cash Drawer Block Diagram PBA DIPC1 DIPC2 DIPC3 4 I/F PBA Detect Block Diagram RS-232C Communication Block Diagram 5 RS-232C Communication Block Diagram 10 RS-485 Communication Block Diagram 6 RS-485 Communication Block Diagram USB Communication Block Diagram Parallel Communication Block Diagram 12 DIP Switch Block Diagram DIP Switch Circuit General Precautions on Disassembly Disassembly and AssemblyPlate Bottom Cover Assy SRP-270A & SRP-270C Type Cover Assy SRP-270D Type Case Upper Assy SRP-270A & SRP-270C Type Printer Assy SRP-270A & SRP-270C Type Case Upper Assy SRP-270D Type Auto Cutter Assy Printer Assy SRP-270D Type Interface Board Assy Main PCB Printer Adjustment Alignment and AdjustmentsAdjustment of Head gap Troubleshooting USB Problem Ieee 1284 Problem Printing specifications SpecificationsAppendix Spec of SMP-710/710N ANK Character specifications Paper specifications Ribbon Cassette specifications Reliability Main Unit specificationsMcbf Mechanisms specifications Electrical specifications Principle of Movement SRP-270 SRP-270 SRP-270 Operation of Color change Description of Timing chart.1 Circuit board block diagram Handling the Printer Precautions on Printer Handling Paper Setting Procedures Insertion/Removal Remove method by manual Ribbon Cassette Installation Cleaning MaintenanceInspection Lubricants and Adhesive Application Repair Tools, Lubricants and Adhesives FPC Repair Guidelines Rev SRP-270 SRP-270 Phenomenon Taiwan Tack co Assignment Connector Pin Assembly DisassemblyWBH WPH Check Point Sub-assemblies ③WIRE Assy ②SWITCH Lever①SHAFT Pulley ②LEVER Tension ②GEAR PF Idle ①BRACKET P/F R③GEAR Knob ④GEAR Knob Idle Main-assemblies ②GEAR TU Pulley ①GEAR Tape UP③WASHER Belt Guide ⑤BRACKET PF L ②SCREW Tapping M2*3, 2EA ①SUB PCB Assy③MANUAL Cutter ⑤PLATEN Paper Guide ②SERIAL NO. TAG ①FRAME Main C/K ASSY-4③TAPE Insulation ④LEVER Color Change ①GEAR Reduction a ⑧FPC Connector②GEAR Reduction B ③RIBBON Feeder Assy ⑤HEAD Print ①AD Lever ②SHAFT Head Guide ③SHAFT Head Carriage⑤RIBBON Frame ⑥SPRING Ribbon Frame ⑧HEAD Cover Assy ①RIBBON Frame ②SPRING Ribbon Frame Adjustment