Service / Boards
Contents
1. 3 Layout CPU board 3 V p Ventilator connection 3 Peripheral board nanne 6 Printed circuit boards handling 22. 09 01 Rev 2 13 02 SERVICE MANUAL Service Boards Page 1 TTX 350 Ocelot Service Boards gle lace 83 eige On 2 SN Ga a EEn 3 BOUIN eenn eene 3 SOG seed oe cia dead 4 melee kee le EEE 6 09 01 Rev 2 13 02 SERVICE MANUAL Service Boards Page 2 TTX 350 Ocelot Handling boards ESD protection All of the printed circuit boards detailed below are equipped with among other things large scale integrated circuits Voltage surges caused by static charging from persons or objects can easily destroy the circuits HB Mind the following rules to protect your printer against damages caused by electrostatic charge When handling boards make sure that you do not endanger the electronic circuits by way of static charging or discharging Before opening the printer place it on a grounded surface Earth your body using an ESD bracelet or other suitable means If no suitable ESD protection is available touch an earthed object e g a heating radiator before touching a board Only place boards on earthed surfaces Handling The conducting tracks of state of the art multilayer boards are very thin Thus if the board is bent or warped the conducting tracks can easily crack Im Avoid bending or warping boards IIB Avoid the use of excessive force when removing or inserting boards 09 01 Rev 2 13 02 SERVICE MANUAL Service Boards Page 3 TTX 350 Ocelot CPU board Layout Aibitpbeniendd
3. The grey cells of the table are used for setting the sensors The setting is always made when the photoelectric switch is unblocked The values with the photoelectric switch blocked are for checking purposes For more details on the parameter OTHR SCHK see the section Info printouts and parameters Setting condition Test Setting Parameter Value point value cz a CN14 without material photoelectric switch unblocked with backing material 42 CN15 _ without material RXXX T photoelectric switch unblocked hood closed Punch end of material sensor disconnected with material white material 10 255 no photoelectric switch installed CN12 sensor in front of a hole P5 TP6 0 2V in the clock disc unblocked sensor blocked CN16 without material TP2 0 20V photoelectric switch unblocked with material M QT approx 30 higher than without material O Continued on the next page 09 01 Rev 2 13 02 SERVICE MANUAL Service Boards Page 5 TTX 350 Ocelot Head voltage Set head voltage to the specified voltage using pot P1 column Setting value Voltage display via voltmeter at TP10 HIB From firmware version 1 10 on or from serial no 022292 9909 350 on digits printed in italics continuous no the setting for both printhead versions are identical Headvolage CMB Pie po Jego Up to firmware version 1 10 the settings for the printheads are different He
4. ad voltage CN18 6 0 Dot Printhead P1 TP10 26 0V 11 8 Dot Printhead 23 5 V WBD Printhead voltage setting only in off line mode Setting of the printhead voltage while the printer is performing a print job is not possible 09 01 Rev 2 13 02 SERVICE MANUAL Service Boards Page 6 TTX 350 Ocelot Peripheral board A r a DA ie rea La Ee mj i ig F DL AL P gt m JE P LE p warren nsi 4 m ID Description Function Pot P1 infra red sensor Connection infra red sensor three core cable to the Sub D plug The infra red sensor is used differently depending on the option used Cutting stacker and cutter No setting necessary Rewinder and infeed set potentiometer P1 so that the difference between the two stop points is at a maximum display Label present photoelectric switch Using potentiometer R41 set a value of 2 5 V with respect to ground at test point CN6 no material in the photoelectric switch and cover closed CN4 Connection main driving motor four core cable to the Sub D plug Test point 09 01 Rev 2 13 02 SERVICE MANUAL Service Boards Page 7 TTX 350 Ocelot Index C R GP UDO Al sasz RARE AGARZE 3 Real time clock base nnn 3 D S Display connection aaneen eenn 3 Setting CPU board eneen 4 F Setting head voltage 5 Fuse base nnn 3 Sening SONS ONS awatar ai daw 4 L Single start cable connection
5. niebeeng A had bd Oh od ie si ge RE ones EN Description 1 Printed circuit board TTX 350 ID No A0638 xx CN2 CN6_ Connection voltage cable printhead CN8_ Connection ventilator _ 1 CN6 CN8 CN17 Connection print head switch CN18 Connection data cable print head CN22 Connection motor Use cable no 97788 CN24 Connection supply voltage transformer CN25 Connection supply voltage transformer SB EZ ET pe H 4 T n waldi Ca te Z u lnm Ha va dn On o MU WJ NERKI aa sel md ID Description SSS Pa Adjustment pot reflex ight barrier Po Adjustment pot dispenser ight baier us 09 01 Rev 2 13 02 Settings Sensors 1 2 3 U O Sensor Punch end of material sensor Reflex sensor End of ribbon sensor Dispenser sensor SERVICE MANUAL Service Boards Page 4 TTX 350 Ocelot Set sensors as follows Invoke OTHR SCHK sensor check in the parameter menu Press the CUT or FEED key until the parameter of the sensor to be set appears in the display Table Column Parameter Adjust the potentiometer Table Column Pot until the specified value is displayed The display takes place on the printer display for punch end of material photo switch and reflex photo switch The setting of the dispenser and the end of ribbon photo switch is performed using the display of a voltmeter at test point TP2 and TP6 respectively
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