Star Micronics SP500 Series Technical Manual
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Star Micronics SP500 Series Technical Manual

Star Micronics SP500 Series Technical Manual

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DOT MATRIX PRINTER
SP500 Series
TECHNICAL MANUAL
[ FOURTH EDITION ]

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Summary of Contents for Star Micronics SP500 Series

  • Page 1 DOT MATRIX PRINTER SP500 Series TECHNICAL MANUAL [ FOURTH EDITION ]...
  • Page 2 However, should any errors be detected, STAR would greatly appreciate being in- formed of them. • The above notwithstanding, STAR can assume no responsibility for any errors in this manual. © Copyright 2002 Star Micronics Co.,Ltd.

  • Page 3: Adjustments

    INTRODUCTION This manual describes the thermal printer SP500 series. It is designed for use as a reference for periodic inspections and maintenance procedures to be executed by service personnel. It is not intended for the general user. Users of this manual should have a basic knowledge and understanding of the English language.

  • Page 4: Table Of Contents

    CHAPTER 1 ADJUSTMENTS This printer has undergone various adjustments so that it will attain a given standard of performance. In this chapter, a brief explanation is given of the methods for making adjustments. Follow the instructions when performing maintenance inspections or when replacing parts to correct malfunctions.

  • Page 5: Adjustment Of The Gap Between The Print Head And The Platen

    Adjustment of the Gap Between the Print Head and the Platen 1-1. Measuring the Gap Between the Print Head and the Platen 1. Remove the ribbon base as described in chapter 2. 2. Remove the ribbon separator [1] as described in chapter 2.

  • Page 6: Adjusting The Gap Between Print Head And The Platen

    1-2. Adjusting the Gap Between Print Head and the Platen 1. Raise and lower the adjusting bushing [5] on the left side to adjust the left head gap. 2. Raise and lower the adjusting bushing [6] on the right side to adjust the right head gap. Fig.

  • Page 7: Adjustment Of The Dot Aligment

    Adjustment of the Dot Aligment 1. Set the roll paper. 2. Press the FEED switch on the printer's control panel while turning the power switch ON. 3. Enter the Adjusting the dot alignment mode by releasing the FEED switch after the buzzer sounds twice. 4.
  • Page 8 Fig. 1-6 Dot Alignment Adjustment Sample 2 6. After the printout is printed, the printer settings will be entered into the nonvolatile memory of the printer. When the settings are entered into memory, the long buzzer sounds once more, and the dot alignment mode is complete.

  • Page 9: Adjustment Of The Black Mark Sensor Alignment

    Adjustment of the Black Mark Sensor Alignment 1. Turn the printer off and unplug the power cord. 2. Remove the screws. Then, remove the DIP switch cover on the bottom of the printer. Power off VR22 VR22 Fig. 1-7 Adjustment Volume 3.
  • Page 10 CHAPTER 2 PARTS REPLACEMENT This chapter explains disassembly and reassembly of the printer. Note the following precautions during disassembly and reassembly. Disconnect the printer power cord plug from the wall outlet before servicing it. Assembly is the reverse of disassembly unless otherwise specified. After reassembly, coat the screw heads with locking sealant.

  • Page 11: Case Unit

    Case Unit Turn off the power switch 1 , disconnect the power cord from the wall outlet. Lift up the front of printer cover 2 and open printer cover. Spread to the outside at points A (left / right) of printer cover 2 and remove printer cover.

  • Page 12: Printer Mechanism

    Printer Mechanism 2-1. Tear bar type Turn off the power switch, disconnect the power cord from the wall outlet. Remove the case unit according to the procedure described in item 1. Caution: Handle the FEED switch 5 carefully as described in the cautions of item 1.

  • Page 13: Auto Cutter Unit

    Auto Cutter Unit (Auto cutter type only) Turn off the power switch, disconnect the power cord from the wall outlet. Remove the printer mechanism according to the procedure described in item 2. Remove • Two screws 1 • Cutter holder plate R 2 •...

  • Page 14: Motor Unit

    Motor Unit Turn off the power switch, disconnect the power cord from the wall outlet. Remove the ribbon base according to the procedure described in item 4. Remove • Flat cable 1 Remove the four lead wires by using a soldering iron.

  • Page 15: Ribbon Separator

    Ribbon Separator Turn off the power switch, disconnect the power cord from the wall outlet. Remove the ribbon base according to the procedure described in item 4. Remove • Ribbon separator 1 Use a tweezers for precision instruments. a) The A portion 2 on the left and right ribbon separator (see Fig.

  • Page 16: Main Logic Board Unit

    Main Logic Board Unit Turn off the power switch, disconnect the power cord from the wall outlet. Remove the printer mechanism according to the procedure described in item 2. Caution: Handle the FEED switch 5 carefully as described in the cautions of item 1.

  • Page 17: Black Mark Detector Board Assembly

    10. Black Mark Detector Board Assembly Turn off the power switch and disconnect the power cord from the wall outlet. Remove the printer mechanism according to the procedure described in item 2. Remove • Screw 1 • Black mark detector board assembly 2 •...
  • Page 18 Right edge of 76mm paper Left edge of 58mm paper Left edge of 76mm paper Printing side Printing side Printing side Hole N Hole N Hole N Lead wires Position 1 (Default) Position 2 Position 3 Left edge of 76mm paper Left edge of 58mm paper Right edge of 76mm paper Reverse side...

  • Page 19: Photo-Interrupter For Old Type

    11. Photo-interrupter for old type Turn off the power switch and disconnect the power cord from the wall outlet. Remove the printer mechanism according to the procedure described in item 2. Remove • Screw 1 • Detector holder 2 • Black mark detector board assembly 3 Detach the two hooks on the detector holder.
  • Page 20 CHAPTER 3 MAINTENANCE AND LUBRICATION Maintenance ................... 18 1-1. Cleaning ....................... 18 1-2. Checks ........................18 1-3. Preverting Paper Jams and Removing Jammed Paper ........18 Lubrication ..................... 20 2-1. Lubricant ......................20 2-2. Lubricating Method ..................... 20 2-3. Lubricated Areas ....................20 Screw Locking ..................
  • Page 21 Maintenance In order to maintain the optimum performance of this printer and to prevent trouble, maintenance must be carried out according to the following items. 1-1. Cleaning Removal of dirt Wipe off dirt with a soft cloth soaked in alcohol or benzine. Note: Do not use thinner, trichlene or ketone solvents because they may damage plastic parts.
  • Page 22 Removing Jammed Paper Remove jammed paper using the following procedures. • Cut the paper from the paper roll near the paper insertion inlet. • Gently pull out the paper near the discharge outlet, lifting it upward to remove the jammed paper. Note 1: When removing the paper, always pull the paper in the forward direction.
  • Page 23 Lubrication Lubrication is very important to maintain optimum performance and to prevent trouble. 2-1. Lubricant The type of lubricant greatly affects the performance and durability of the printer, especially in a low temperature environment. We recommend use of the grease and lubrication oils listed below for this printer. Type of oil Product name Maker...
  • Page 24 Fig. 3-2 Lubricated Areas – 21 –...
  • Page 25 Fig. 3-3 Screw Locking – 22 –...
  • Page 26 CHAPTER 4 PARTS LIST HOW TO USE PARTS LIST DRWG. NO. This column shows the drawing number of the illustration. REVISED EDITION MARK This column shows a revision number. Part that have been added in the revised edition are indicated with “#”. Part that have been abolished in the revised edition are indicated with “*”.

  • Page 27: Printer Assembly

    Printer Assembly 1-1. Disassembly Drawing A. Tear Bar Type (Parallel / RS-232C Interface) – 24 –...
  • Page 28 B. Auto Cutter Type (Parallel / RS-232C Interface) – 25 –...
  • Page 29 C. Tear Bar Type (USB / Ethernet / Wireless LAN Interface) – 26 –...
  • Page 30 D. Auto Cutter Type (USB / Ethernet / Wireless LAN Interface) – 27 –...

  • Page 31: Parts List

    1-2. Parts List Printer Assembly DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK 38050000 MP512MC-24 OLD TYPE:TEAR BAR 38050001 MP512MC-24 NEW TYPE:TEAR BAR 38050003 MP512MC-24 NEW TYPE:TEAR BAR 38053000 MP542MC-24 OLD TYPE:AUTO CUTTER 38053001 MP542MC-24 NEW TYPE:AUTO CUTTER 38053003 MP542MC-24 NEW TYPE:AUTO CUTTER 37320000 CASE UNIT EXCEPT FOR CH,WHITE...
  • Page 32 Printer Assembly DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK 00930403 SCREW TAT 3-4 CT 01903064 SCREW TAT 3-5 CT 00630804 SCREW TR 3-8 PARALELL IF 00830604 SCREW TR 3-6 PARALELL IF 04991401 SCREW DBLC-J25SAF SERIAL IF 00930609 SCREW TAT 3-6 CT USB,ETHERNET,WIRELES 00930800 SCREW TAT 3-8 CT 01903038 SCREW TAT 3-10 PT-FL...

  • Page 33: Printer Mechanism

    Printer Mechanism 2-1. Disassembly Drawing A. Tear Bar Type – 30 –...
  • Page 34 B. Auto Cutter Type 25 19 – 31 –...

  • Page 35: Parts List

    2-2. Parts List Printer Mechanism DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK 89130220 PRINT HEAD DP8901R 89130221 PRINT HEAD DP8901R 37012020 PAPER FEED MOTOR UNIT 37012030 CARRIAGE MOTOR UNIT 37017810 TERMINAL BOARD ASSY MICRO SWITCH TYPE 37017880 TERMINAL BOARD B ASSY PHOTO SWITCH TYPE 09040029 MICRO SWITCH MPU10200MLA3 MICRO SWITCH TYPE...

  • Page 36: Wiring Scheme Of Printer

    Printer Mechanism DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK 00926403 SCREW TAT 2.6-4 CT TEAR BAR TYPE 00926403 SCREW TAT 2.6-4 CT AUTO CUTTER TYPE 01902612 SCREW TAT 2.6-16 PT 00920903 SCREW TAT 2-9 PT OLD TYPE *1 01902041 SCREW TAT 2-5 PT-FL NEW TYPE *1 01902633 SCREW TR 2.6-5 FL...

  • Page 37: Sub-Assembly

    Sub-Assembly 3-1. Rewinder PW510/540 (Option) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK 37323020 WINDING COVER UNIT SP51 PW510 37323030 WINDING COVER UNIT SP54 PW540 WINDING SHAFT SUB-FRAME UNIT SCREW TR 2.6-4 WS SPECIAL 01903047 SCREW TAT 3-12 PT-FL WINDING FRAME UNIT –...
  • Page 38 3-2. Cutter Unit 35 - DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK 35-1 04991516 CUTTER ACS-230STR 35-2 32045580 CUTTER GUIDE A MP54 35-3 32045590 CUTTER GUIDE B MP54 35-4 01902018 SCREW TAT 2-4 35-5 RUBBER FOOT 12X12 TSP7 –...

  • Page 39: Upper Case Unit

    Block Diagram Main Logic Board RS232C I/F USB or Ether net IF Host Computer PAPALLEL I/F Wireless LAN I/F Printer Mechanism CN21 Head Driver Head CN21 CR Driver CR Motor FLASH ROM 8Mbit CN21 PF Motor Driver PF Motor CN11 Cutter Motor Driver Cutter Motor (Auto Cutter Type)

  • Page 40: Main Logic Board (Parallel Interface)

    Main Logic Board (Parallel Interface) 5-1. Circuit Diagram line line Release Voltage Operating temperature Delay time Operating temperature Built-in RAM Operating temperature & Protection Timer SS SS SS SS SS SS Protection Timer SS SS SS SS SS SS Protection Timer SS SS SS SS SS SS...
  • Page 41 Operating Voltage Access Time Operating Temperature Flash Output Voltage Operating Temperature Main Logic Board (Parallel Interface) 2/ 4 – 38 –...
  • Page 42 Main Logic Board (Parallel Interface) 3/ 4 – 39 –...
  • Page 43 Main Logic Board (Parallel Interface) 4/ 4 – 40 –...

  • Page 44: Component Layout

    5-2. Component Layout – 41 –...

  • Page 45: Parts List

    5-3. Parts List Main Logic Board (Parallel Interface) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK BC01 CERA.CAPA.CHIP1608 0.022UF 50V BC02A CERA.CAPA.CHIP1608 0.022UF 50V BC02B CERA.CAPA.CHIP1608 0.022UF 50V BC02C CERA.CAPA.CHIP1608 0.022UF 50V BC02D CERA.CAPA.CHIP1608 0.022UF 50V BC03A CERA.CAPA.CHIP1608 0.022UF 50V BC03B CERA.CAPA.CHIP1608 0.022UF 50V BC03C...

  • Page 46: Board

    Main Logic Board (Parallel Interface) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK IC11 08224008 FLASH MEMORY 28F800BJHE-90 S5.** FLASH MEMORY SEAL KEI-801 IC12 IC-MOTOR TA8428K IC13 IC-REG UPC7824 IC14 IC-REG L88M33T*TL IC21-22 IC-MOTOR MTD2003F-3072 IC23 IC-LIN KIA358F*EL IC24 IC-LIN KIA393F*EL IC41 TTL IC 74LS05FP*EL...
  • Page 47 Main Logic Board (Parallel Interface) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK R113-114 CHIP RESISTOR 330 OHM 1/16W R121 CHIP RESISTOR 10 K-OHM 1/16W R122 CHIP RESISTOR 4.7 K-OHM 1/16W R131-132 CHIP RESISTOR 1 K-OHM 1/16W R133-134 CHIP RESISTOR 330 OHM 1/16W R135 CHIP RESISTOR 4.7 K-OHM 1/16W R136...
  • Page 48 Main Logic Board (Parallel Interface) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK RA11 RESIS. ARRAY CHIP MNR14J103* RA21-22 RESIS. ARRAY CHIP CN1J4K222J* RA41-44 RESIS. ARRAY CHIP CN1J4K472J* RA45 RESIS. ARRAY CHIP CN1J4K182J* SW11 PUSH SWITCH SKHHLV TR01 CHIP TRANSISTOR 2SA1362GR*85L TR02 CHIP TRANSISTOR KTC3875S-G*AL TR03...

  • Page 49: Main Logic Board (Rs-232C Interface)

    Main Logic Board (RS-232C Interface) 6-1. Circuit Diagram line line Release Voltage Operating temperature Delay time Operating temperature Built-in RAM Operating temperature & Protection Timer Protection Timer Protection Timer Protection Timer & Protection Timer & Protection Timer Main Logic Board(RS-232C Interface) 1/ 4 –...
  • Page 50 Operating Voltage Access Time Operating temperature Flash Output Voltage Operating temperature Main Logic Board(RS-232C Interface) 2/ 4 – 47 –...
  • Page 51 Main Logic Board(RS-232C Interface) 3/ 4 – 48 –...
  • Page 52 Main Logic Board(RS-232C Interface) 4/ 4 – 49 –...

  • Page 53: Component Layout

    6-2. Component Layout – 50 –...

  • Page 54: Parts List

    6-3. Parts List Main Logic Board (RS-232C Interface) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK BC01 CERA.CAPA.CHIP1608 0.022UF 50V BC02A CERA.CAPA.CHIP1608 0.022UF 50V BC02B CERA.CAPA.CHIP1608 0.022UF 50V BC02C CERA.CAPA.CHIP1608 0.022UF 50V BC02D CERA.CAPA.CHIP1608 0.022UF 50V BC03A CERA.CAPA.CHIP1608 0.022UF 50V BC03B CERA.CAPA.CHIP1608 0.022UF 50V BC03C...
  • Page 55 Main Logic Board (RS-232C Interface) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK IC03 08240096 GATE ARRAY LC24108B-SP9W2 IC04 EEPROM AT93C46-10SU18 IC11 08224008 FLASH MEMORY 28F800BJHE-90 S5.** IC11 FLASH MEMORY SEAL KEI-801 IC12 IC-MOTOR TA8428K IC13 IC-REG UPC7824 IC14 IC-REG L88M33T*TL IC21-22 IC-MOTOR MTD2003F-3072...
  • Page 56 Main Logic Board (RS-232C Interface) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK R105 CHIP RESISTOR 22 K-OHM 1/16W R106 CHIP RESISTOR 15 K-OHM 1/16W R111-112 CHIP RESISTOR 10 K-OHM 1/16W R113-114 CHIP RESISTOR 330 OHM 1/16W R121 CHIP RESISTOR 10 K-OHM 1/16W R122 CHIP RESISTOR 4.7 K-OHM 1/16W R131-132...
  • Page 57 Main Logic Board (RS-232C Interface) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK TR04 CHIP TRANSISTOR KTC3875S-G*AL TR11 CHIP TRANSISTOR 2SA1362GR*85L TR12 DIGITAL TRANSISTOR KRC107S TR13 DIGITAL TRANSISTOR KRA107S TR14 CHIP TRANSISTOR KTC3875S-G*AL TR15-16 TRANSISTOR 2SD1866TV2* TR17 CHIP TRANSISTOR KTC3875S-G*AL TR21-29 CHIP TRANSISTOR 2SC5832* VR22...

  • Page 58: Main Logic Board (Usb / Ethernet / Wireless)

    Main Logic Board (USB / Ethernet / Wireless Interface) 7-1. Circuit Diagram line line Operating temperature Release Voltage Delay time Operating temperature Built-in RAM Operating temperature Main Logic Board(USB / Ethernet / Wireless LAN Interface) 1/ 4 – 55 –...
  • Page 59 Operating Voltage : Access Time : Operating Temperature : Flash Output Voltage : Operating Temperature : Main Logic Board(USB / Ethernet / Wireless LAN Interface) 2/ 4 – 56 –...
  • Page 60 Main Logic Board(USB / Ethernet / Wireless LAN Interface) 3/ 4 – 57 –...
  • Page 61 Main Logic Board(USB / Ethernet / Wireless LAN Interface) 4/ 4 – 58 –...

  • Page 62: Component Layout

    7-2. Component Layout – 59 –...

  • Page 63: Parts List

    7-3. Parts List Main Logic Board (USB / Ethernet / Wireless LAN Interfase) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK BC01 CERA.CAPA.CHIP1608 0.022UF 50V BC02A CERA.CAPA.CHIP1608 0.022UF 50V BC02B CERA.CAPA.CHIP1608 0.022UF 50V BC02C CERA.CAPA.CHIP1608 0.022UF 50V BC02D CERA.CAPA.CHIP1608 0.022UF 50V BC03A CERA.CAPA.CHIP1608 0.022UF 50V BC03B...
  • Page 64 Main Logic Board (USB / Ethernet / Wireless LAN Interfase) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK IC14 IC-REG L88M33T*TL IC21-22 IC-MOTOR MTD2003F-3072 IC23 IC-LIN KIA358F*EL IC24 IC-LIN KIA393F*EL J02A CHIP RESISTOR 0 OHM 1/16W J03B CHIP RESISTOR 0 OHM 1/16W J04A CHIP RESISTOR...
  • Page 65 Main Logic Board (USB / Ethernet / Wireless LAN Interfase) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK R111-112 CHIP RESISTOR 10 K-OHM 1/16W R113-114 CHIP RESISTOR 330 OHM 1/16W R121 CHIP RESISTOR 10 K-OHM 1/16W R122 CHIP RESISTOR 4.7 K-OHM 1/16W R131-132 CHIP RESISTOR 1 K-OHM 1/16W R133-134...
  • Page 66 Main Logic Board (USB / Ethernet / Wireless LAN Interfase) DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK TR12 DIGITAL TRANSISTOR KRC107S TR13 DIGITAL TRANSISTOR KRA107S TR14 CHIP TRANSISTOR KTC3875S-G*AL TR15-16 TRANSISTOR 2SD1866TV2* TR17 CHIP TRANSISTOR KTC3875S-G*AL TR21-29 CHIP TRANSISTOR 2SC5832* VR22 RP CHIP RESISTOR EVM3S-47K XTAL...

  • Page 67: Power Supply Unit

    Power Supply Unit 8-1. Circuit Diagram – 64 –...

  • Page 68: Component Layout

    8-2. Component Layout – 65 –...

  • Page 69: Parts List

    8-3. Parts List Power Supply Unit DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK VARISTOR ERZVEAV511* FILM CAPA. 0.22UF 250V FILM CAPA. 0.1UF 250V C3-4 CERA. CAPA. 2200PF 250V CHEM. CAPA. 120UF 400V CHEM. CAPA. 10UF FILM CAPA. 0.1UF FILM CAPA.
  • Page 70 Power Supply Unit DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK FASTENER T18S WIRE 22UL1015BRN100 WIRE 22UL1015BRN100 RADIATION PLATE TR CLIP HEAT-SHRINK TUBE F2-5.0 S/N SEAL KEI-802 – 67 –...

  • Page 71: Usb Interface Board

    USB Interface Board 9-1. Circuit Diagram – 68 –...

  • Page 72: Parts List

    9-2. Parts List USB Interface Board DRWG.NO. REV. PARTS NO. PARTS NAME Q'TY REMARKS RANK CERA.CAPA.CHIP1608 0.022UF 50V BC2A-2C CERA.CAPA.CHIP1608 0.022UF 50V CERA.CAPA.CHIP1608 0.1UF 25V BC4-5 CERA.CAPA.CHIP1608 0.022UF 50V CERA.CAPA.CHIP1608 0.22UF 10V CERA.CAPA.CHIP1608 0.022UF 50V CHEM. CAPA. CHIP 4.7UF 35V TANTALUM CAPA.
  • Page 73 ELECTRONIC PRODUCTS DIVISION OVERSEAS SUBSIDIARY COMPANIES STAR MICRONICS U.K. LTD. STAR MICRONICS CO., LTD. STAR MICRONICS AMERICA, INC. 536 Nanatsushinya Shimizu-ku 1150 King Georges Post Road, Edison, Star House, Peregrine Business Shizuoka, 424-0066 Japan NJ 08837-3729 U.S.A. Park, Gomm Road, High Wycombe,...

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