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Page 22 

 

SF-330 Series Graphic Print Bar 
Service Guide 

 

Samsung Electronics Confidential 

 Copyright Samsung Electronics Company 2002 

SF-330 Series Graphic Print Bar Service Guide

Revision 1.0; 23-Jul-02

 

4  Appendix 

4.1  Assembly Illustration 

 

Carriage 

Bearing 

Pen Latch Spring 

Flex Spring Pad 

Flex Cable 

Pen Chute  

Carriage Motor 

Chassis 

Belt Tension Spring 

Belt Tensioner 

Flex Cable 
Clamp 

Belt Drive Gear  

Belt Gear 
Flange  

Drive Belt 

Encoder Strip 

Carriage Rod 

Encoder Spring 

Carriage Rod Lock 

Service Station  

Mono Cap  
 
 
Wiper  

Wiper 

Color Cap 

 

Figure 4-1.  Exploded view of the graphic print bar with part notations 

 

 

 

Summary of Contents for SF-330 Series

Page 1: ...Graphic print bar with print cartridge installed Samsung Electronics Confidential Copyright Samsung Electronics Company 2002 Revision 1 0 July 12 2002 SF 330 Series Graphic Print Bar Service Guide...

Page 2: ...mount screws 12 Figure 3 2 Service station viewed from the bottom showing the gear which releases the carriage lock 12 Figure 3 3 Service station viewed from the top showing the direction to push the...

Page 3: ...ability and performance The product s electrical design includes print control ASICs to allow compatibility with the OEM s or 3rd party fax controllers This allows the OEM flexibility to design either...

Page 4: ...ension on the encoder strip The quadrature optical encoder and a decoupling capacitor are soldered onto the flex circuit on the rear side of the carriage The flex circuit comes out through the front s...

Page 5: ...d set points to ensure long product life The orifice plate on the print cartridge is wiped to remove any excess ink which could harden and cause the nozzles to clog The print cartridge is then capped...

Page 6: ...r c Turn the stack of paper over and try printing on the other side of the paper Most papers have a recommended print side which is identified on the paper packaging If print quality improves no furth...

Page 7: ...aulty If so replace the print cartridge see section 2 2 for details about print cartridge problems 2 The print cartridge may not be making good electrical contact with the carriage assembly Make sure...

Page 8: ...lems with the carriage assembly If necessary replace the carriage drive system Refer to the procedure in section 0 2 1 2 1 Cleaning the Carriage Contacts and Cartridge Contacts 1 Use only lint free sw...

Page 9: ...s The graphics print bar uses consumer replaceable print cartridges Warning Print cartridge ink contains chemical substances which may be harmful if swallowed Keep new and used cartridges out of reach...

Page 10: ...Figure 2 5 The print cartridge expiration date is also printed on the front of the cartridge body Use before date Figure 2 5 Use before dateon print cartridge package 2 2 3 Causes for Short Print Car...

Page 11: ...ism 6 The service station may be faulty which can lead to several types of problems including ink crusting plugging of nozzles or air forced into the nozzles Replace the wiper cap assembly see section...

Page 12: ...ble The other service station parts including the motor may only be replaced by replacing the entire service station assembly 3 3 Cap and Wiper Replacement Removal 1 Move the carriage away from the se...

Page 13: ...mply lift the cap straight up off the cap mount To replace the cap push the new cap onto the cap mount making sure it is mounted evenly and NOT twisted Make sure the cap is fully seated against the bo...

Page 14: ...5a and b below for the location of the screws and locator pins on the service station 3 Lift the rear locator pin out from the chassis and pull the entire service station out and away from the chassi...

Page 15: ...encoder strip off of the flange at the left end of the carriage bar see Figure 3 6b then lift it free from the flange on the spring on the right side of the bar Encoder spring Encoder strip Encoder s...

Page 16: ...ge rod making sure that the smooth side of the rod lock is toward the carriage bar see Figure 3 7 Rod lock Encoder spring Rod lock Encoder spring Rotate the rod lock clockwise to lock the carriage rod...

Page 17: ...ing on the right end of the carriage bar toward the carriage 3 Lift the encoder strip off of the flange at the left end of the carriage bar and then lift it free from the flange on the spring right en...

Page 18: ...ter housings and accessing the print bar Removal 1 Move the carriage to the center of the carriage path This may require rotating the bottom gear on the service station to release the carriage lock 2...

Page 19: ...e carriage rod through the right side of the carriage assembly and into the hole in the left side of the carriage bar 2 Seat the grooved end of the rod into the right side of the carriage bar 3 Replac...

Page 20: ...ing the belt tensioner toward the carriage compresses the spring to release the tension on the drive belt Figure 3 12 Lifting the carriage assembly off of the chassis 5 Remove the belt from the motor...

Page 21: ...llowing the flange to unsnap and lift off see Figure 3 15 To remove the gear pull it straight out from the chassis To replace the belt gear and flange follow this procedure in reverse order 10 To repl...

Page 22: ...pendix 4 1 Assembly Illustration Carriage Bearing Pen Latch Spring Flex Spring Pad Flex Cable Pen Chute Carriage Motor Chassis Belt Tension Spring Belt Tensioner Flex Cable Clamp Belt Drive Gear Belt...

Page 23: ...rint missing white lines Yes No Print cartridge life end early Yes No Try these steps sequentially If movement is not smooth after one step proceed to the next step 1 Move carriage back and forth with...

Page 24: ...cations Weight 22lb or 83 g m2 Finished Dimensions 8 5 x11 or 216x279mm 5 44 kg M Grain Long grain Moisture content not specified Brightness 92 Type of packaging wrap Multi layer packaging wrap using...

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