BIXOLON SRP-270 service manual Reliability, Mcbf, Main Unit specifications

Page 52

SRP-270

8-1-6 Reliability

Item

Description

 

 

MCBF

This is an average failure interval based on failures relating to wear out and random failures up

to the life of 18 million lines.

 

8-1-7 Main Unit specifications

 

Item

Description

 

 

 

 

Type

4-phase, 48-polarity, PM-type stepping motor

Paper

 

 

Drive voltage

24 VDC±10%

Feed

 

 

Winding resistance

10Ω±1Ω at 25(77°F), per phase

Motor

 

 

 

 

Current consumption

Average: 400mA at 24 VDC, 25(77°F), 570mA maximum

 

 

 

 

Type

4-phase, 48-polarity, PM-type stepping motor

 

 

 

Carriage

Drive voltage

24 VDC±10%

 

 

Motor

Winding resistance

10Ω±1Ω at 25(77°F), per phase

 

 

 

 

Current consumption

Peak: 1.5 A in maximum

 

Average: 400mA at 24 VDC, 25(77°F), 570mA maximum

 

 

Print

Number of solenoids

9

 

 

 

 

Head

Winding resistance

9.5Ω±10% at 25(77°F), per phase

Unit

 

 

Drive voltage

24 VDC±10%

 

 

 

 

Home

Type

Photo sensor

 

 

 

 

Position

Voltage

5 VDC±5%

Sensor

 

 

Output level

LOW when the carriage home position is detected.

 

 

 

 

Rev. 3.02

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Image 52
Contents SRP-270 SRP-270 Alignment and Adjustments SRP-270 About this Manual Precaution symbols AboutOverview of this Receipt Printer CopyrightSafety Precautions Precaution SegmentWaring Do not use an isolation transformer during this test Servicing Precaution Precaution for Electrostatically Sensitive Devices ESDs Installation and Operation InstallationAC Adapter Installation Interface Cable InstallationPaper Roll Installation Setting the DIP switch RS-232C Serial Interface Setting the DIP switchesOperation YES OFF Setting the DIP switch IEEE1284 Parallel, USB InterfaceMode Self Test Mode Hexadecimal DumpingSerial Self-Test Sheet Parallel Self-Test Sheet SRP-270 Product Specifications Printer Dimensions mmAC Adapter Dimensions mm AppearanceFeature Locations Feature LocationGeneral Specifications Printer Mecha SpecificationsPrinter Mecha Specification USBCharacter Specification AsciiPrinter SMP-710/SMP-710N Pin Description GNDPrinter Head Specification Printer Head Thermistor SpecificationFeed & Carriage Motor Specification Auto cutter specificationSmps Specifications Ribbon Cassette SpecificationOther Component Specification Smps Switching Mode Power Supply SpecificationInterface Specifications 1 RS-232C Serial Interface 1a Specification1c Cable Connection 1d Signal Description1e H/W Flow Control 2 RS-485 Serial Interface 2a Specification 1f S/W Flow Control2c Cable Connection Printer Host Side2d Signal Description 3a Forward Mode Specification Compatibility mode2f S/W Flow Control IEEE1284 Parallel Interface3c Signal Specification Compatibility/Nibble/Byte mode 3c IEEE1284 I/F Cable4a Specification 4b Signal Description4 USB2.0 Interface 4c USB I/F CableCash Drawer Specifications ※ Note +24V is always output through pin 4 during power onCash Drawer Cable Cable ConnectionWiring Diagram HardwareBlock Diagram Block DiagramPower Circuit Special Circuit DescriptionsDrawer Driving and Feed, Auto Cutter Motor Voltage +24Vdc Logic IC Driving Voltage +5VReset Circuit Reset Block DiagramCash Drawer Block Diagram Cash Drawer Circuits4 I/F PBA Detect Block Diagram PBA DIPC1 DIPC2 DIPC35 RS-232C Communication Block Diagram RS-232C Communication Block Diagram6 RS-485 Communication Block Diagram 10 RS-485 Communication Block DiagramParallel Communication Block Diagram USB Communication Block DiagramDIP Switch Circuit 12 DIP Switch Block DiagramGeneral Precautions on Disassembly Disassembly and AssemblyPlate Bottom Cover Assy SRP-270D Type Cover Assy SRP-270A & SRP-270C TypeCase Upper Assy SRP-270A & SRP-270C Type Case Upper Assy SRP-270D Type Printer Assy SRP-270A & SRP-270C TypePrinter Assy SRP-270D Type Auto Cutter AssyMain PCB Interface Board AssyPrinter Adjustment Alignment and AdjustmentsAdjustment of Head gap Troubleshooting Ieee 1284 Problem USB ProblemPrinting specifications SpecificationsAppendix Spec of SMP-710/710N Character specifications ANKPaper specifications Ribbon Cassette specifications Reliability Main Unit specificationsMcbf Electrical specifications Mechanisms specificationsPrinciple of Movement SRP-270 SRP-270 SRP-270 Operation of Color change Description of Timing chart.1 Circuit board block diagram Precautions on Printer Handling Handling the PrinterPaper Setting Procedures Insertion/Removal Remove method by manual Ribbon Cassette Installation Cleaning MaintenanceInspection Lubricants and Adhesive Application Tools, Lubricants and Adhesives RepairRepair Guidelines FPCRev SRP-270 SRP-270 Phenomenon Assignment Connector Pin Taiwan Tack coDisassembly AssemblyWBH WPHSub-assemblies Check Point②SWITCH Lever ③WIRE Assy①SHAFT Pulley ②LEVER Tension①BRACKET P/F R ②GEAR PF Idle③GEAR Knob ④GEAR Knob IdleMain-assemblies ①GEAR Tape UP ②GEAR TU Pulley③WASHER Belt Guide ⑤BRACKET PF L①SUB PCB Assy ②SCREW Tapping M2*3, 2EA③MANUAL Cutter ⑤PLATEN Paper Guide①FRAME Main C/K ASSY-4 ②SERIAL NO. TAG③TAPE Insulation ④LEVER Color Change⑧FPC Connector ①GEAR Reduction a②GEAR Reduction B ③RIBBON Feeder Assy①AD Lever ②SHAFT Head Guide ③SHAFT Head Carriage ⑤HEAD Print⑤RIBBON Frame ⑥SPRING Ribbon Frame ⑧HEAD Cover Assy①RIBBON Frame ②SPRING Ribbon Frame Adjustment