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CT-292/293 Series Service Manual 

INTRODUCTION 

This manual describes the disassembly, reassembly, and maintenance procedures of CT-P292/293 Series. 

 

 

1. DISASSEMBLY 

AND 

REASSEMBLY 

Note the following items when performing maintenance of the printer. 

  Do not disassemble, reassemble, or adjust the printer unnecessarily when the printer operation is 

satisfactory. 

  Do not loosen the screws that fasten the components unless it is absolutely necessary. 

  After finishing inspection, perform a check to ensure that there is no irregularity before turning on the 

printer. 

  Use caution not to leave any part or screw used for maintenance inside the printer. 

  When handling the print head and electronic components, care must be taken to avoid static electricity. 

  When disassembling or reassembling the printer, check the wires and cords for damage.    Do not draw 

any wire or cord by force. 

  Lubricate the components as necessary when reassembling them. 

 

1-1. Tools 

Used 

  Phillips screwdriver #0, #1, and #2 

  Precision flat head screwdriver (2.0 mm) 

 Tweezers 

 Long-nose 

pliers 

 Brush 

 

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Summary of Contents for CT-P292

Page 1: ...Service Manual COMPACT LINE THERMAL PRINTER CT P292 293 Series Revision 1 00 2010 2 15...

Page 2: ...ries Service Manual REVISIONS Rev No Date Page Comment 1 00 2010 2 15 Newly issued CITIZEN is a registered trademark of CITIZEN HOLDINGS CO LTD Japan CITIZEN es una marca registrada de Citizen Holding...

Page 3: ...Oiling 17 2 TROUBLESHOOTING 18 2 1 Error Indication 18 2 2 Explanations of Error Conditions 20 2 2 1 Head Overheat Error 20 2 2 2 Cover Open Error 20 2 2 3 Cutter Lock Error 20 2 2 4 Memory Check Err...

Page 4: ...Main Control Board RAM ROM 32 4 1 3 Main Control Board EXTEND PORT 33 4 1 4 Main Control Board HEAD 34 4 1 5 Main Control Board FEED MOTOR CUTTER 35 4 1 6 Main Control Board SENSOR 36 4 1 7 Main Cont...

Page 5: ...olutely necessary After finishing inspection perform a check to ensure that there is no irregularity before turning on the printer Use caution not to leave any part or screw used for maintenance insid...

Page 6: ...PE PANE toward you to check that it is securely fitted 2 Disassembling CASE L Remove two SCREW PHT ST 3 M3 0 6 that fasten SA FRAME BASE and pull it toward you while holding the both edges of SA DOOR...

Page 7: ...FRONT Put LINK FRONT DOOR to the pins at SA LEVER PLATEN and secure it using E RING Open DOOR FRONT and detach it from the shaft at HOLDER PAPER On the left side align the grooves at the shaft with t...

Page 8: ...ly reassembly When connecting or disconnecting FFC CABLE keep it straight Insert FFC CABLE while facing the character printed side upward When routing the cable for COVER SW keep the cable away from t...

Page 9: ...UTTER CABLE from the groove at SA HOLDER PAPER and draw it out from the hole Move SA HOLDER PAPER along the groove at SA FRAME BASE and remove it Precaution at disassembly reassembly Fit the boss at F...

Page 10: ...l PE PCB ASSY upwardly to remove it Precaution at disassembly reassembly When disassembling do not pull the hooks excessively Doing so may damage them When reassembling insert PE PCB ASSY while fittin...

Page 11: ...and left sides of the platen roller Precaution at disassembly reassembly For the auto cutter model the cable is secured with the hook at GUIDE FRONT DOOR When removing the cable remove it while pushin...

Page 12: ...mbling PLATEN Remove E RING 4 0 that fasten PLATEN GEAR and pull out PLATEN GEAR Remove two E RING 4 0 that fasten PLATEN and PLATEN BUSH at the right and left sides Move PLATEN to the right and pull...

Page 13: ...3 M3 0 6 that fasten FRAME FRONT DOOR from the right and left sides Slide CUTTER or DUMMY CUTTER FRAME and remove it while holding the side frames of FRAME FRONT DOOR outwardly Precaution at reassemb...

Page 14: ...semble SA LEVER PLATEN in a correct orientation 6 Disassembling SA F BLADE STAY Remove two SCREW PHT ST 3 M3 0 6 that fasten SA FRAME BASE and SA F BLADE STAY Precaution at reassembly Align the bosses...

Page 15: ...FRAME BASE outwardly and keeping it clear of HEAD SPRING Precaution at disassembly reassembly When disassembling be careful not to loose HEAD SPRING When reassembling mount HEAD ASSY first and SA BLA...

Page 16: ...BASE Remove two SCREW PHT ST 3 M3 0 6 that fasten SA FRAME BASE R L Remove E RING 2 0 and detach GEAR1 REDUCTION from SA FRAME BASE R Then remove REDUCTION GEAR Precaution at reassembly Align the bos...

Page 17: ...ecaution at reassembly Turn MOTOR ASSY and insert the lower flange into the fixture Then secure MOTOR ASSY with a screw 1 3 Assembly Procedure When reassembling the parts follow the procedure of 1 2 D...

Page 18: ...IL G 602S Kanto Kasei 2 Oiling Positions 1 Pins at the gear on SA FRAME BASE R 2 positions 2 Mating section of SA FRAME BASE R L and SA LEVER PLATEN R L 3 Slideways at SA FRAME FRONT DOOR and SA LEVER...

Page 19: ...ng mode Not lit Power not supplied 2 ERROR LED red Lit Cover open paper end Blinking Occurrence of an error waiting for macro execution Not lit Normal operation 3 PAPER LED orange Lit Paper end Blinki...

Page 20: ...ED Red PAPER LED Orange Paper end Lit Lit Macro execution wait Lit 1 2 When the front cover is opened during paper feed or printing the paper sensor may be activated resulting in the paper end error 2...

Page 21: ...ting in the paper end error 2 2 3 Cutter Lock Error The cutter cannot be moved An error has occurred To reset the error remove the cause of the error and press the FEED switch or give a command 2 2 4...

Page 22: ...ause of the fault is described Remedies Take the remedies described in this column By following the above mentioned procedure you can troubleshoot problems efficiently with fewer misjudgments 2 4 Trou...

Page 23: ...ng condition Re insert the thermal head connector or HEAD ASSY Part of printing is not done The thermal head is faulty Replace the thermal head with a new one The supply voltage is low Check the suppl...

Page 24: ...n replace it with a new one Faulty Sensor Phenomenon Cause Check Method Remedies Paper presence or absence cannot be detected Paper near end cannot be detected The paper sensor is faulty Check the ind...

Page 25: ...PE Switch Assy SEC3789 1 12 HOLDER PAPER 1 Not supplied 13 ZH66702 00F SA PE PCB 1 14 GUIDE PAPER ADJUST 1 Not supplied 15 FRAME FRONT DOOR 1 Not supplied 16 SA LEVER PLATEN L 1 Not supplied 17 SA LE...

Page 26: ...53 GUIDE QUICK START ENG 1 OPTION 101 E11830 060F SCREW PHT INT TW M3 6 toothed lock 1 102 E11126 060F SCREW PH ST 3 M2 6 6 1 103 E11717 060F SCREW PHT BT 3 M1 7 6 1 104 E11130 060F SCREW PHT ST 3 M3...

Page 27: ...CT 292 293 Series Service Manual 3 1 Mechanical Exploded Diagrams Overall exploded diagram 26...

Page 28: ...CT 292 293 Series Service Manual Exploded diagram configuration of No 201 Exploded diagram configuration of No 202 27...

Page 29: ...CT 292 293 Series Service Manual Exploded diagram configuration of No 203 Exploded diagram configuration of No 204 28...

Page 30: ...CT 292 293 Series Service Manual Exploded diagram configuration of No 205 Exploded diagram configuration of No 206 29...

Page 31: ...CT 292 293 Series Service Manual Exploded diagram configuration of No 207 30...

Page 32: ...CT 292 293 Series Service Manual 4 CIRCUIT DIAGRAMS 4 1 MAIN PCB 4 1 1 Main Control Board CPU 31...

Page 33: ...CT 292 293 Series Service Manual 4 1 2 Main Control Board RAM ROM 32...

Page 34: ...CT 292 293 Series Service Manual 4 1 3 Main Control Board EXTEND PORT 33...

Page 35: ...CT 292 293 Series Service Manual 4 1 4 Main Control Board HEAD 34...

Page 36: ...CT 292 293 Series Service Manual 4 1 5 Main Control Board FEED MOTOR CUTTER 35...

Page 37: ...CT 292 293 Series Service Manual 4 1 6 Main Control Board SENSOR 36...

Page 38: ...CT 292 293 Series Service Manual 4 1 7 Main Control Board PARALLEL I F 37...

Page 39: ...CT 292 293 Series Service Manual 4 1 8 Main Control Board USB I F 38...

Page 40: ...CT 292 293 Series Service Manual 4 1 9 Main Control Board SERIAL I F POWER 39...

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