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Block Diagram

Fig.26 Block diagram Part 1

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Содержание XD4M/300

Страница 1: ...Made in Germany Service Manual XD4M Label Printer ...

Страница 2: ...picality Due to the constant further development of our products discrepancies between documentation and product can occur Please check www cab de for the latest update Terms and conditions Deliveries and performances are effected under the General conditions of sale of cab Service Manual for the following products Germany cab Produkttechnik GmbH Co KG Karlsruhe Phone 49 721 6626 0 www cab de USA ...

Страница 3: ...s and Spindle 14 3 8 Replacing the PCB CPU 16 3 9 Replacing the Power Supply Unit 17 4 Adjustments 18 4 1 Measuring and Adjusting the Winding Torques 18 4 1 1 Measuring the Winding Torques 18 4 1 2 Adjusting the Winding Torques 20 4 2 Adjusting the Printing Mechanism 21 4 2 1 Preparing the Printer for Adjustment 21 4 2 2 Adjusting the Printhead Position 22 4 2 3 Adjusting the Printhead Pressure 23...

Страница 4: ...pment special fittings Zeit Information in the display 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 safety rules below Keep the area around the device clean at all times Work with safety in mind Parts of device that ...

Страница 5: ...electrical components Work on an open device still connected to the mains supply General precautions before starting maintenance work Find out where the emergency and power switches are so that they can be quickly thrown in 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 comp...

Страница 6: ... rear end of the label sensor 3 6 Push the label sensor 3 so deep as possible into the guide profile toward the chassis 7 Slide out the label sensor assembly 3 toward the back side cover 8 Clean label sensor and sensor units 3 with brush or cotton swab soaked in pure alcohol 9 Push label sensor 3 back toward the print head side of printer so you can see the hole in the label sensor over the long h...

Страница 7: ... ring pliers ZGG 0 Cylindrical dynamometer spring scale 0 10 N Jaw wrench 10 mm Calibrator 3 2 Removing and installing the rear cover a c b 2 1 1 d Fig 2 Removing and installing the rear cover Removing rear cover 1 Open the front cover 2 Loosen screws 1 3 Close the front cover 4 Move the rear cover 2 upside a at first Second move to the side like b Mount rear cover 1 Close the front cover 2 Move t...

Страница 8: ...int line after printing Risk of burn Before you remove the printhead wait five minutes after switched off Attention The printhead 7 is adjusted on a head plate 1 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 Set up printer on a grounded conductive surface X X Ground you...

Страница 9: ...ng bracket 2 on the print roller with one finger and loosen screws 1 with the Allen key 5 Swivel printhead mounting bracket 2 upward 6 Remove printhead 7 from the printhead mounting bracket 2 if necessary 7 Loosen both plug connections 5 6 on the printhead 7 Installing the printhead 1 Attach plug connectors 5 6 2 Position the printhead 7 in such a way that the threaded holes of the printhead are c...

Страница 10: ...n key 4 Remove the plate 4 5 Fig 5 Removing the side plate 2 1 6 7 5 4 3 3 Removing and installing Rollers 1 Pull print roller 6 and or 7 from the shafts on the housing 2 Clean shafts of the roller expanded view 3 Slide print roller 6 and or 7 onto their respective shafts and turn slightly until the hexagon of the shaft engages in the hexagon socket of the print roller 4 Set plate 4 5 in place and...

Страница 11: ...ore opening the housing cover disconnect the device from the mains supply and wait at lease one minute until the power supply unit has discharged Removing the slipping clutch 1 2 3 4 5 2 7 8 5 6 1 Collar of the gear 2 Winder axle 3 Coupling disks 4 Slipping clutch 5 Snap ring 6 Spring 7 Carrier 8 Brake Fig 8 Slipping clutch Brake on winders 1 Unplug the printer from the electrical outlet 2 Remove ...

Страница 12: ...l it stops 4 Secure the snap ring 4 5 Adjust the coupling 4 1 on page 18 6 Install rear cover 3 2 on page 7 Installing the brake on the transfer ribbon supply hub 6 2 7 9 8 5 2 Winder axle 5 Snap ring 6 Spring 7 Carrier 9 Lever 8 Brake 5 Snap ring Fig 10 Brake on transfer ribbon supply hub 1 Slide the brake 8 onto the winder axis 2 in such a way that it fits on the hexagonal profile of the carrier...

Страница 13: ... on page 7 4 loosen screw 2 on the label sensor 3 5 Unplug the cable 4 from the plug on the rear end of the label sensor 3 6 Push the label sensor 3 so far as possible out of the print mechanics side to the chassis side 7 Pull out the label sensor 3 in the rear cover direction Installing the label sensor 1 Put in the label sensor 3 into the guiding from the rear side and push it in the print mecha...

Страница 14: ...t until before mounting 2a 2b 1b 1a 3 1a Gear lower guide important for the lower print image 1b Gear upper guide important for the upper print image 2a Headless screw to fix gear 1a 2b Headless screw to fix gear 1b 3 Belt Fig 12 Coupling of the guides via belt 1 Before dismount a guide turn that the guides will be maximum conjoined to got a defined position 2 Dismount the rear cover 3 2 on page 7...

Страница 15: ... plates and make sure that the spindle axle will be in the right bearing 13 Fix the side plate with the screws 8 again 6 9 10 maximum away 110 mm 110 mm Fig 14 Adjusting the guides 14 Turn the knurled knob 6 counter clockwise to get a maximum distance between the guides 9 10 15 The distance between the guide blades must be exactly 110 mm The distance of both guides must be the same 16 In case of d...

Страница 16: ...s 1 from the PCB CPU 2 8 Remove the PCB CPU 2 Fig 15 Changing the PCB CPU 4 5 6 7 8 9 10 Installing the PCB CPU 1 Place PCB CPU 2 onto the retainers 3 2 Secure the PCB with four screws 1 3 Insert all plug connections on the PCB CPU 2 4 Pull the label sensor toward the cover side as far as possible and install the rear cover of the printer 5 Restore all interface connections on the back of the prin...

Страница 17: ...er supply unit input 1 4 Unplug the plug at the power supply unit output 3 5 Remove the two screws on the back of the printer 2 6 Hold the power supply unit firmly at the metal bracket 5 and remove the two screws 6 7 Remove the power supply Installing the power supply unit 1 Insert the power supply unit and secure the PCB with two screws 6 2 Secure the metal bracket 5 of the power supply unit to t...

Страница 18: ... 1 Measuring the Winding Torques Transfer ribbon take up and supply hub Measurement of the winding torque at the transfer ribbon take up and supply hub occurs by determining the pulling forces on a test collar attached to the winder The physical relation between the torque and the pulling force is F M r F Pulling force N M Winding torque Ncm r Radius of the test collar 30 mm The set values for the...

Страница 19: ...the winder 3 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 straight from the winder away until begins turning 9 If the drive belt at the rewinder 3 is also moving hold it in place during the measurement Otherwise the measu...

Страница 20: ...power supply unit has discharged 2 1 1 Unplug the printer from the electrical outlet 2 Remove the rear cover 3 2 on page 7 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 grooves of the ...

Страница 21: ...transfer ribbon with a width over the full print area 3 1 on page 7 Adjustment of the printing mechanism comprises the following procedures in the order specified 1 Prepare the label printer for adjustment 4 2 1 on page 21 2 Adjust the position of the printhead 4 2 2 on page 22 3 Adjust the printhead pressure 4 2 3 on page 23 4 Adjust the transfer ribbon feed path 4 2 4 on page 24 5 Perform a fina...

Страница 22: ...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 For the upper printhead screw 2a effects the inner half of the printhead and screw 2b the outer half For the lower printhead it is mirrored Turning clockwise moves the printhead forward 4 Crea...

Страница 23: ...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 until the print image is even across the entire width It may happen that you must ...

Страница 24: ... disk of the supply hub 2 If the ribbon runs inward or outward turn the corre sponding screw 2a or 2b clockwise in small increments 3 Wait until the ribbon feed path has stabilized after each step of the adjustment 4 Check the ribbon feed path for wrinkles 5 If wrinkles arise on the inside turn the screw 1 counterclockwise 6 If wrinkles arise on the outside turn the screw 1 clockwise 7 If the wrin...

Страница 25: ...l 3 Main drive motor 4 Belt Ribbon hub 5 Belt Main motor print roller Fig 24 Adjusting the belt tension 1 Unplug the printer from the electrical outlet 2 Remove the rear cover 3 2 on page 7 Belt Main motor print roller 3 Loosen screw 1b 4 Adjust tension bracket 2b that the belt is tightly It is to strong the system will slowdown 5 Tighten screw 1b Belt Ribbon hub 6 Loosen screw 1a or 1c 7 Adjust a...

Страница 26: ...from the electrical outlet 2 Remove the rear cover 3 2 on page 7 3 Lock printhead 4 Slightly loosen the fixing screws 3 of the head switch 2 5 Move the head switch housing and switching lever 1 to a parallel position see magnified cutout 6 Screw down the head switch in this position 7 Check whether the Head open message is still shown in the display If this is the case replace the switch with cabl...

Страница 27: ...asurement 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 ...

Страница 28: ...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 Fig 30 on page 32 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 exists Replace the PCB CPU Fault remedied Repair or replace periphe...

Страница 29: ...29 6 Block Diagram Fig 26 Block diagram Part 1 ...

Страница 30: ...30 30 Fig 27 Block Diagram Part 2 Printer Serial Number No 1 No 2 No 3 XD to 70575 5959305 5959306 5959301 from 70576 5954066 5954067 5959761 Table 4 Changings depend of serial numbers 6 Block Diagram ...

Страница 31: ...31 7 Layout Diagram PCB CPU Fig 28 Layout diagram PCB CPU components side ...

Страница 32: ...32 32 7 Layout Diagram PCB CPU Fig 29 Layout diagram PCB CPU soldering side with measurement points ...

Страница 33: ...nance work 5 P PCB CPU 16 PCB CPU components side 31 PCB CPU soldering side 32 Power Supply Unit 17 Printhead changing 8 cleaning 6 Printhead Position 22 Printhead Pressure 23 Printing Mechanism 21 Print Roller changing 10 cleaning 6 Procedure in case of accidents 5 Protective devices 5 Pulling force 18 Pulling force F 18 R Rear cover 7 Replacing the power supply unit 17 S Safety Instructions 4 Se...

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