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Made in Germany

Service Manual

Label Printer

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Summary of Contents for Hermes+

Page 1: ...Made in Germany Service Manual Hermes Label Printer ...

Page 2: ...rement of spare parts for products sold by cab demand the previous written authori zation by cab Trademark Windows is a registered trademark of the Microsoft Corporation Editor Regarding questions or comments please contact cab Produkttechnik GmbH Co KG Topicality Due to the constant further development of our products discrepancies between documentation and product can occur Please check www cab ...

Page 3: ...Power Supply Unit 17 5 Adjustments 18 5 1 Measuring and Adjusting the Winding Torques 18 5 1 1 Measuring the Winding Torques 18 5 1 2 Adjusting the Winding Torques 21 5 2 Adjusting the Brake at the Label Unwinder 22 5 3 Adjusting the Label Run 23 5 4 Adjusting the Printing Mechanism 24 5 4 1 Preparing the Printer for Adjustment 24 5 4 2 Adjusting the Printhead Position 25 5 4 3 Adjusting the Print...

Page 4: ...ng the environment Handling instructions Reference to chapter position picture number or document Option accessories peripherals extras Time Viewed in the display monitor 1 2 General Safety Instructions This service manual is intended for use by qualified service and maintenance personnel For more operation and configuration information refer to the user or configuration manual Follow the general ...

Page 5: ... an emergency Disconnect the current supply before carrying out the following work Installing or removing power units Working in the immediate vicinity of open power supply components Mechanical check of power supply components Modifying circuits in the device Test the zero potential of the device parts Check the working area for possible sources of danger such as wet floors defective extension ca...

Page 6: ...34199 Distance caliber 0 1 mm cab Part No 5961064 Gauge for brake adjustment at the label unwinder cab Part No 5961092 Standard tools Screw driver Torx size TX 10 TX 20 Allen key 1 5 mm Phillips head screwdriver size 1 Allen key 2 5 mm included Snap ring pliers ZGG 0 Snap ring pliers ZGG 1 Cylindrical dynamometer spring scale 0 10 N Cylindrical dynamometer spring scale 0 25 N Digital Circuit Analy...

Page 7: ...1 Unplug the printer from the electrical outlet and remove the rear cover 2 Remove the material from the printer 3 Unplug the male connector 2 of cable 1 from the female connector of the label sensor 3 4 Loosen screw 7 and pull out of the profile 4 the label sensor 3 with spindle 5 and the cover 6 5 Clean label sensor 3 with a brush or a cotton swab soaked in pure alcohol 6 Move the label sensor 3...

Page 8: ...lug connection 3 Plug connection 4 Screw 5 Printing line 6 Pins Figure 2 Structure of the printhead Hermes 2 Hermes 4 Hermes 4 3 Attention The printhead 1 is mounted as assembly and precisely aligned at the factory Do not loosen the screws 4 under any circumstances Attention The printhead can be damaged by static electricity discharges and impacts X X Ground your body e g by wearing a grounded wri...

Page 9: ...g bracket 8 in such a way that the pins 6 are secured in the corre sponding holes in the printhead mounting bracket 8 3 Lightly keep printhead mounting bracket 8 on the print roller with one finger and check for correct positioning of the printhead mounting bracket 8 4 Screw in screw 7 with washer with the Allen key 12 and tighten it 5 Reload labels and transfer ribbon 4 1 2 Replacing Printhead He...

Page 10: ...oth connections 2 3 on the printhead 7 9 9 10 6 10 6 4 Figure 6 Mounting printhead Hermes 6 Mounting printhead 1 Plug in the connectors 2 3 on the printhead 2 Turn the adjustment element 10 sidewards to got free the hole under the element 3 Put in the printhead into the printhead carriage and press the printhead assembly down and hold it 4 Position the printhead in such away that the threaded hole...

Page 11: ...ler through the plate 3 to the axle 1 Turn the roller easily to align it to the hexagonal end of the axle and push the roller further until it stops 5 Insert the ball bearing 5 in to the plate 3 and fix it with screw 6 Replacing the transport roller 1 Turn lever 10 clockwise to open the transport system 2 Loosen screw 11 3 Remove the transport roller 9 from the axle 8 4 Put the new roller onto the...

Page 12: ...f death via electric shock X X Before opening the housing cover disconnect the device from the mains supply and wait at least one minute until the power supply unit has discharged Removing the slipping clutches at the rewinders 1 2 3 4 5 1 Collar of the belt wheel 2 Winder axle 3 Coupling disks 4 Slipping clutch 5 Snap ring Figure 9 Slipping clutches at the rewinders 1 Unplug the printer from the ...

Page 13: ...re that the tappet 4 remains on the winder axle Reattach the tappet to the winder axle if it has been pulled off The axle profile is shaped in such a way that the tappet only fits in one way 5 Check the position of the spring 2 Ensure that pin 1 grasps between the spring arms 6 Slide the new clutch 6 onto the winder axle 3 in such a way that it fits on the hexagonal profile of the tappet 4 7 Push ...

Page 14: ...unwinder 2 Loosen 4 screws 9 remove the wall spacer 7 3 Remove the snap ring 6 4 Pull the brake shoe 5 from the pin 3 remove the spring 4 from the brake shoe 5 Insert the spring in the new brake shoe 6 Push the brake shoe onto the pin 3 in such a way that pin 2 grasps into the sink on the back side of the brake shoe and the spring 4 presses against the flap 1 of the brake lever 7 Secure the snap r...

Page 15: ...upply unit has discharged 1 Unplug the printer from the electrical outlet and remove the rear cover 2 Remove the material from the printer 3 Totally loosen the knurled screw 2 4 Disconnect the cable 4 from the connector 5 5 Push the label sensor 3 in arrow direction and pull it out 6 Insert the new label sensor and move it against the arrow direction in the former position 7 Connect the cable 4 to...

Page 16: ...from the CPU 1 7 Loosen screws 2 and remove CPU 1 8 Attach the new CPU 1 with four screws 2 9 Connect all cables to the CPU 1 10 Mount the rear cover 11 Restore all interface connections on the back of the printer 12 Connect the power cable 13 Update the firmware if necessary 14 Adjust the label sensor Configuration Manual 15 Load the printer configuration from the memory card if possible Otherwis...

Page 17: ...e printer from the electrical outlet 2 Remove the rear cover 3 Dismount the PCB CPU 4 6 on page 16 4 Unplug the cables from the connectors CN1 and CN2 5 Loosen 2 screws M4x10 3 and 2 screws M4x6 2 6 Remove the power supply unit 1 7 Insert the new power supply unit an fix it with the screws 2 3 8 Connect the cable coming from the power input module to CN1 the cable Power unit CPU to CN2 9 Re mount ...

Page 18: ...ctions The method of measurement differs for the various types of slipping clutches Measurement of the winding torques at the transfer ribbon take up and supply hub 5 1 1 on page 18 Measurement of the winding torque at the internal rewinder 5 1 1 on page 18 If the winding torque differs from the set value it must be adjusted The procedures for adjusting the winding torques of the transfer ribbon w...

Page 19: ...st collar 3 to the winder 4 5 Turn the knurled nut counterclockwise to clamp the test collar 6 Wind the cord attached to the test collar around the test collar several times 7 Secure spring scale 10 N 1 at the end of the cord 8 Move the spring scale upward vertically until the winder begins turning 9 If the drive belt at the rewinder is also moving hold it in place during the measurement Otherwise...

Page 20: ...rques at the internal rewinder Danger Risk of death via electric shock X X Before opening the housing cover disconnect the device from the mains supply and wait at least one minute until the power supply unit has discharged 1 Unplug the printer from the electrical outlet 2 Remove cover 3 Remove the labels from the printer 4 Push the cord under a bracket 2 of the internal rewinder 3 and wind it aro...

Page 21: ...ait at least one minute until the power supply unit has discharged 2 1 1 Unplug the printer from the electrical outlet 2 Remove the cover 3 Press the knurled ring 1 of the slipping clutch toward the housing wall The lock 2 of the knurled ring is released 4 Turn the knurled ring while pushing it and release it in the desired position 5 Ensure that the tabs of the lock are located completely in the ...

Page 22: ...ches the lower end of the slot hole 4 Figure 19 right side Requirement B In that position the brake must deblock the label unwinder 6 7 8 12 4x 13 9 11 10 Figure 20 Adjusting the switching point of the brake If one of the requirements will not be achieved the switching point must be re adjusted 5 Turn the knurled knob 11 counterclockwise and remove the margin stop 13 from the unwinder 6 Loosen 4 s...

Page 23: ... 1 Loosen screw 4 2 Pull out the guiding 3 on top in arrow direction Changing the approach angle of the deflection roller 3 Loosen screw 6 two rounds 4 Turn the eccentric on the 7 internal hexagon with the hexagon key in the right position 5 Tighten screw 6 and hold at the same time the eccentric 7 with a second hexagon key 6 Press the button feed to test the material run If necessary adjust it ag...

Page 24: ...nism comprises the following procedures in the order specified 1 Prepare the label printer for adjustment 5 4 1 on page 24 2 Adjust the position of the printhead 5 4 2 on page 25 3 Adjust the printhead pressure 5 4 3 on page 26 4 Adjust the transfer ribbon feed path 5 4 4 on page 27 5 Perform a final test 5 4 5 on page 27 5 4 1 Preparing the Printer for Adjustment 2 3 4 5 1 6 Figure 24 Preparing t...

Page 25: ...n a output of a test print parallelism printed lines to the label corner 2 If the printhead is not aligned properly loosen the screw 3 about one quarter turn 3 If the printhead is not aligned properly use the screws 2 to align the lines on the printhead with the tips of the grooves 1 Screw 2a effects the inner half of the printhead and screw 2b the outer half Turning clockwise moves the printhead ...

Page 26: ... heat level is to be reduced in the printer configuration until the print image is only barely recognizable Under these conditions inaccuracies become clearly visible during adjustment 3 Create print samples with the test function Test grid Configuration Manual or a similar print pattern 4 Adjust the adjustment screw 1a or 1b clockwise in small increments on the side with the weaker print image un...

Page 27: ...uld be the same distance from the disk of the winder as the supply roll is from the disk of the supply hub 2 If the ribbon runs inward or outward turn the corresponding screw 3a or 3b clockwise in small increments Wait until the ribbon feed path has stabilized after each step of the adjustment 3 Check the ribbon feed path for wrinkles 4 If wrinkles arise on the inside turn the screw 1 counterclock...

Page 28: ...t the device from the mains supply and wait at least one minute until the power supply unit has discharged 2 3 1 4 Figure 28 Adjusting the tension at the main drive motor belt 1 Unplug the printer from the electrical outlet 2 Remove the cover 3 Loosen three screws 3 4 Position the motor 2 by turning the eccentric 1 so that the belt 4 is tensioned tightly 5 Tighten three 3 screws 6 Mount cover ...

Page 29: ...ting the tension at the rewinder and transport roller belt 1 Unplug the printer from the electrical outlet 2 Remove the cover 3 Adjusting driver belt 1 for the rewinder Loosen screw 4 Swing bracket 5 so that the belt 1 is tensioned tightly Tighten screw 4 If necessary loosen screw 2 further increase the tension by swinging bracket 3 and re tighten screw 2 4 Adjusting the driver belt 8 for the tran...

Page 30: ... the mains supply and wait at least one minute until the power supply unit has discharged 1 2 3 4 Figure 30 Adjusting the magnetic clutch 1 Unplug the printer from the electrical outlet 2 Remove the cover 3 Loosen screw 4 4 Pull armature disk 3 to the slipping clutch 5 Insert the distance caliber 0 1 mm 1 between armature disk 3 and chassis of magnetic clutch 2 6 Slide armature disk 3 to the chass...

Page 31: ...gure 31 Position of eccentrics and clock wheel in the saver phase Figure 32 Position of eccentrics and clock wheel in the print phase 6 5 7 8 1 Unplug the printer from the electrical outlet 2 Remove the cover 3 Turn lever 7 clockwise to lock the printhead 4 Loosen the screws 4 at the clock wheel 5 Turn axle 3 in such a way that the eccentrics 6 lift the printhead via the ball bearings 5 at most Fi...

Page 32: ...easurement point The power supply unit may be defective Replace the power supply unit No voltage at one measurement point The PCB CPU may be defective Replace the PCB CPU Replace LCD Display cpl Replace PCB Navi Button assem The display is not functioning but the navigator pad is functioning Replace LCD Display cpl The navigator pad is not functioning but the display is functioning Check the cable...

Page 33: ... too low Check motor voltage at the measurement point Vmot 8 on page 35 Voltage too low Replace the power supply unit Voltage is correct Replace the PCB CPU 24 V 24 V too low Check voltage at measurement point 24V 8 on page 35 Voltage too low Replace the power supply unit Voltage is correct Replace the PCB CPU 24 V ext 24 V at peripheral connection too low Disconnect peripheral device Fault still ...

Page 34: ...34 34 7 Block Diagram Figure 34 Block diagram Hermes ...

Page 35: ...35 8 Layout Diagram CPU Figure 35 Layout diagram PCB CPU components side ...

Page 36: ...36 36 Figure 36 Layout diagram PCB CPU soldering side 8 Layout Diagram CPU ...

Page 37: ...gnetic clutch 30 P PCB CPU Layout diagram 35 Replacement 16 Power supply unit 17 Printhead Position 25 Pressure 26 Replacement 8 Printhead position 25 Print image 24 Printing mechanism 24 Print roller replacement 11 Protective devices 5 R Rewinder 12 19 20 Ribbon saver 31 S Safety instructions 4 Sensor ribbon saver 31 Slipping clutches Adjustment 21 Replacement 12 T Test collar 18 Torque 18 Transf...

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