HP Deskjet 400 free download

File name HP Deskjet 400 Disassembly.pdf

4 Removal and Replacement 1. Back Case...4-3 2. Main PCA...4-4 3. Front Case ...4-6 4. Access Door ...4-8 5. Input Tray ...4-9 6. Key Panel PCA ...4-10 7. Spittoon Foam ...4-11 8. Service Station Wipers and Caps...4-12 Mechanism Removal and Replacement 9. Carriage Motor...4-13 10. Encoder Strip and Carriage Belt ...4-15 11. Carriage ...4-17 12. Pinch Plate ...4-19 13. Pressure Plate Lever, Pressure Plate and Service Station...4-22 14. Output Roller Assembly, Platen Assembly, Paper Trough, Paper Size Adjustment Bracket and In-Pinch Rollers ...4-25 15. Feed Roller Assembly and Left Support Assembly...4-27 16. Service Station Motor ...4-29 Thi d t t d ith F M k 402 DeskJet 400 Hardware Training Guide Removal and Replacement This manual numbers each removal and replacement procedure to help you easily locate procedures. For example, if a procedure requires you to first do another procedure given elsewhere in the manual the text may say, "First remove the front case, using removal procedure 1." N O T E The procedures in this chapter are removal procedures. To do the replacement procedure, reverse the removal procedure, unless stated otherwise. Removal and Replacement Tools · · · · · · · phillips screwdriver electrostatic grounding heel strap needle-nose pliers flat blade screwdriver #13 knitting needle feed roller spring compression tool E-clip applicator ETH-5 O-type Before You Begin Before starting a removal procedure, do the following: 1. Remove the print cartridge. You may place the print cartridge in a plastic bag to reduce the possibility of ink clogs in the nozzles and ink loss due to evaporation. 2. Turn off the printer and disconnect the power adapter. 3. Disconnect the interface cable. C A U T I O N Before working with the printer, be sure to wear electrostatic grounding heel straps to prevent damage to the electronic components. 4-2 DeskJet 400 Hardware Training Guide Removal and Replacement 1. Back Case 1. Be sure the clips on the Centronics plug do not block the case remova