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CBM-290/291 Service Manual

5 -

CITIZEN

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Type

: Thermal paper

Paper width

: 58 + 0/- 1 mm

Paper thickness

: 65 +/- 5

m

m

Roll diameter

:

f

50 mm or less

Printing face

: (Outside of the roll(surface)

Recommended paper : NIPPON PAPER TF50KS-E2C or its equivalent
Core

:

f

12 mm(Inner diameter), 

f

18 mm(Outer diameter)

Summary of Contents for CBM-290

Page 1: ...02 1998 Ja Ja Ja Jap p p pa a a an n n n C C C CB B B BM M M M C C C Co o o or r r rp p p po o o or r r ra a a at t t ti i i io o o on n n n I I I In n n nf f f fo o o or r r rm m m ma a a at t t ti i...

Page 2: ...ommunication terminals POS terminals kitchen printers is widely available for a variety of applications 1 Rack built in type small line thermal printer 2 High speed and low noise 3 High reliability du...

Page 3: ...11 4 1 Troubleshooting Procedure 11 4 2 Troubleshooting Guide 11 5 SERVICE PARTS LIST 13 5 1 Pats List for Mechanism 14 5 2 Disassembly Drawing 16 5 3 Packing Drawing 17 5 4 Parts List for Control Boa...

Page 4: ...1 6 inch settable by a command Paper Rolled thermal paper 58 mm wide x f50 mm or less Interface Parallel CENTRONICS or serial RS 232C Selectable by a DIP switch Input buffer 4 KB Paper end detection S...

Page 5: ...ic c c ca a a at t t ti i i io o o on n n ns s s s S S S Sp p p pe e e ec c c ci i i if f f fi i i ie e e ed d d d P P P Pa a a ap p p pe e e er r r r Type Thermal paper Paper width 58 0 1 mm Paper th...

Page 6: ...y y y P P P Pr r r ro o o oc c c ce e e ed d d du u u ur r r re e e e 1 Remove a cover 1 Open the cover 2 Remove it bending one hinge section outside 3 Remove the other hinge section 2 Remove a rear...

Page 7: ...ull the paper guide to this side 2 Directing this side of the paper guide upward pull it out Remove a paper roller from the base plate assembly 1 Using radio pliers etc pull out parallel pins from the...

Page 8: ...nter mechanism 2 Remove the printer mechanism from the base plate Remove a lever from the base plate assembly 1 Using the Phillips screwdriver remove 1 screw PHT M2 6 x 5 used to secure the lever 5 Re...

Page 9: ...driver remove 4 screws PHT M2 x 3 used to secure the paper gate Note There are bosses 4 places on the cutter side Pay attention to them when tightening the screws at assembly 6 Remove a roller holder...

Page 10: ...screw PHT M2 6 x 6 2 Remove the cutter earth plate from the case 3 3 3 3 2 2 2 2 R R R Re e e ea a a ass ss ss sse e e em m m mb b b bl l l ly y y y P P P Pr r r ro o o oc c c ce e e ed d d du u u ur...

Page 11: ...Remedy Faulty power supply Check whether 5 V DC is available Supply 5 V 24 V DC Faulty mounting and connection of an interface cable Check mounting and connection of the interface cable Connect the in...

Page 12: ...en replace the printer mechanism Faulty sensor Does not detect the printing paper Faulty paper sensor Check the window of the paper sensor for any foreign substance Eliminate the foreign substance or...

Page 13: ...CE E E E P P P PAR AR AR ART T T TS S S S L L L LI I I IS S S ST T T T The following table lists the service parts required for maintenance and so on The parts mounted Surface mount parts onto the PC...

Page 14: ...5 810 E 6310 030 E 6220 590 E 6601 350 E 6612 070 23G65662 LT282HA E 4900 420 E 8029 030 E 8022 090 E 8035 010 E 8032 100 E 2 5 E 70010900 23G57459 23G65751 23G23179 23G22839 23G65930 23G42966 Case Fr...

Page 15: ...Ref No Parts No Description Q ty Remarks 60 61 62 63 65 66 73 74 75 E 4900 460 E 6233 110 23G22294 E 8035 020 29 GI 29 MA 29 CU Harness CA215 5 Thermal paper Mounting BRT Screw M3x12 Wire cramp Manua...

Page 16: ...CBM 290 291 Service Manual 16 CITIZEN 5 5 5 5 2 2 2 2 D D D Di i i is s s sa a a as s s ss s s se e e em m m mb b b bl l l ly y y y D D D Dr r r ra a a aw w w wi i i in n n ng g g g...

Page 17: ...CBM 290 291 Service Manual 17 CITIZEN 5 5 5 5 3 3 3 3 P P P Pa a a ac c c ck k k ki i i in n n ng g g g D D D Dr r r ra a a aw w w wi i i in n n ng g g g...

Page 18: ...90 E 400 600 E 400 610 E 2010 010 E 2230 210 E 2600 160 E 2600 130 E 2600 170 E 2600 150 CPU 202PC 03 Gate array CBM202LA 00 RAM TC55257DFL 55L HC MOS TC74HC04AF Reset IC M51953BPF I F IC MAX232ACSE T...

Page 19: ...180 E 2600 160 E 2600 150 E 2600 170 E 2600 140 E 2600 190 E 2600 170 E 4009 490 E 4009 480 E 4005 815 E 4005 770 Dip SW KSD08H X tal CSTCS16 00MXOC3 Conn B16BPH K S Conn 53047 0410 Conn 53047 0610 Co...

Page 20: ...nual 20 CITIZEN 5 5 5 5 5 5 5 5 P P P Pa a a ar r r rt t t ts s s s L L L La a a ay y y yo o o ou u u ut t t t D D D Dr r r ra a a aw w w wi i i in n n ng g g g 5 5 1 PCB Assy Parts Side PARTS LAYOUT...

Page 21: ...CBM 290 291 Service Manual 21 CITIZEN 5 5 2 PCB Assy Solder Side PARTS LAYOUT CBM 290 291 SOLDER SIDE...

Page 22: ...22 CITIZEN 6 6 6 6 D D D DR R R RA A A AW W W WI I I IN N N NG G G GS S S S The following lists the reference drawings for maintenance and so on Block Diagram Circuit Diagram For the serial interface...

Page 23: ...CBM 290 291 Service Manual 23 CITIZEN 6 6 6 6 1 1 1 1 B B B Bl l l lo o o oc c c ck k k k D D D Di i i ia a a ag g g gr r r ra a a am m m m 6 1 1 CBM 290 Without Auto Cutter...

Page 24: ...CBM 290 291 Service Manual 24 CITIZEN 6 1 2 CBM 291 With Auto Cutter...

Page 25: ...CBM 290 291 Service Manual 25 CITIZEN 6 6 6 6 2 2 2 2 C C C Ci i i ir r r rc c c cu u u ui i i it t t t D D D Di i i ia a a ag g g gr r r ra a a am m m m 6 2 1 CBM 290 291...

Page 26: ...CBM 290 291 Service Manual 26 CITIZEN 7 7 7 7 O O O OU U U UT T T TE E E ER R R R D D D DI I I IM M M ME E E EN N N NT T T TI I I IO O O ON N N N...

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