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C2121A DeskJet 550C Printer

HP DeskJet 550C (C2121A)

MFG Part Number: C2121A

HP parts list for C2121A HP DeskJet 550C Printer

C2121A-Absorber Absorber - Ink service station (ISS) bottom absorber foam - absorbs ink during the cleaning process. Service station absorber (sponge) - soaks up used ink during cartridge cleaning. Works as sled filters.
C2124-80004 Absorber - Absorber for HP DeskJet 550C Series
C2171-67801 Absorber - New# C2124-80004 Absorber
C2121A-AC_Adapter AC Adapter - Power supply module or adapter - one end for connecting to the printer and other end to the power cord, or your ac adapter may have the pwr cord attached.
C2121A-Actuator Actuator - Actuating unit. this part usually causes the carriage assembly to stalls on the left side of the printer, verify that the clutch actuator arm (slider arm).
C2128-40023 Actuator - Clutch-Actuator
C2121A-Arm_Delivery Arm Delivery - Paper sensing arm - for 'paper out' or delivering paper sensing arm
C2121A-Arm_Door Arm Door - Carriage access door sensor arm
C2121A-Arm_Pickup Arm Pick Up - Paper detection arm - for registration plate on picking up paper
C2121A-Arm_Plate Arm Plate - Lever arm - used to lift the pressure plate lifter
C2121A-Arm_Sensing Arm Sensing - Arm assembly senses paper in bottom tray
C2121A-Arm_Tension Arm Tension - Tension arm - maintains tension on carriage belt
C2124-60184 Assembly - Carr Assy 2pc
C2121-60118 Base - Base assembly - Bottom printer support - Includes bumpers
C2121A-Battery Battery - Battery pack for hp printer
C2164-40060 Belt - Carriage belt for HP DeskJet 550C Series
C2121A-Belt_Carriage Belt Carriage - Carriage belt - moves the carriage assembly across the carriage rod
C2121A-Belt_Paper Belt Paper - Paper drive belt (usually a small belt) - this belt attaches to a gear which is driven by the paper drive motor assembly.
C2121A-Bezel Bezel - Front panel overlay (bezel) - (english) control panel bezel - frame around display and control panel
C2124-40016 Bracket - New# C4562-40032/Utg/Bracket-Bl Tension
C2165-00001 Bracket - Left bracket - Carriage rod adjustment bracket (Left)
C4562-40032 Bracket - Belt tension bracket - Pivot bracket for idler pulley - Applies tension to the carriage belt
C2121A-Bracket_Left Bracket Left - Left bracket - carriage rod adjustment bracket (left)
C2170-00007 Bracket Left - New#c2165-00001 Bracket-Left
C2121A-Bracket_Right Bracket Right - Right bracket - carriage rod adjustment bracket (right)
C2121A-Bracket_Tension Bracket Tension - Belt tension bracket - holds the carriage belt idler pulley
13242G Cable - RS-232C cable - 25-pin (M) to 25-pin (M) - 5.0m (16ft) long
24540-80010 Cable - Centronics (parallel) cable - 36-pin (M) to 25-pin (M) - 2.0m (6.6ft) long
24542G Cable - RS-232C serial cable - 25-pin (M) to 9-pin (F) - 3.0m (9.8ft) long
5063-1256 Cable - IEEE-1284 Bi-Tronics parallel cable - DB-25 (M) connector (type A) to 36-pin Centronics (M) connector (type B) - 2.0m (6.6ft) long
5063-1257 Cable - IEEE 1284 Bi-Tronics parallel cable - DB-25 (M) connector (type A) to 36-pin Centronics (M) connector (type B) - 3.0m (9.8ft) long
A6144-63008 Cable - RS-232C serial cable - 25-pin (M) to 9-pin (F) - 3.0m (9.8ft) long
C2121-60130 Cable - Cable assembly for HP DeskJet 550C Series
C2124-60193 Cable - Cable assembly for HP DeskJet 550C Series
C2124-80014 Cable - Flex cable for HP DeskJet 550C Series
C2124-80015 Cable - Power cable assembly
C2950A Cable - IEEE 1284 Bi-Tronics parallel cable - DB-25 (M) connector (type A) to 36-pin Centronics (M) connector (type B) - 2.0m (6.6ft) long
C2951A Cable - IEEE-1284 Bi-Tronics parallel cable - DB-25 (M) connector (type A) to 36 pin Centronics (M) connector (type B) - 3.0m (9.8ft) long
C2990A Cable - IEEE 1284 Bi-Tronics parallel cable - DB-25 (M) (type A) to 36-pin (M) Centronics (type B) - 1.8m (6ft) long
C2991A Cable - IEEE 1284 Bi-Tronics parallel cable - DB-25 (M) (type A) to 36-pin (M) Centronics (type B) - 3.0m (10ft) long
C2121A-Cable_Carriage Cable Carriage - Cable assembly which connects the main logic board to the carriage motor
C2121A-Cable_Interface Cable Interface - Parallel cable - connects from your printer to computer via your parallel port.
C2121A-Cable_Mchnsm Cable Mechanism - Cable assembly which connects the main logic board to the print mechanism
C2121A-Cable_Panel Cable Panel - Cable Panel assembly - includes ribbon cable this is the cable that connects to the control panel or display.
C2121A-Cable_USB Cable USB - This interface cable is the standard 2.0 usb cable that connects to your printer and computer for printing.
C2121A-Cam Cam - Drawer cam - short, spring loaded lever attached to the paper tray frame - used to draw input tray into position
C2124-40109 Cap - Color cap - Seals print cartridge nozzel when parked
C2121A-Cap_Lifter Cap Lifter - These lifter caps hold the pressure plate lifter and the kicker spring in place.
C2121A-Carriage_Assy Carriage Assembly - Ink cartridge carriage assembly - includes carriage, felt, felt retainers, ink cartridge latches, trailing cable, pc board, belt attachment hardware, and slider.
C2121A-Carriage_Base Carriage Base - Carriage base or pre-loader assembly - mounted to bottom of carriage base
C2121A-Carriage_Belt Carriage Belt - Carriage drive belt, this belt is attached to the carriage and carriage motor, it moves the carriage side to side while priting.
C2121A-Carriage_Cable Carriage Cable - Flex circuit cable which connects the head driver board to the carriage assembly. in some units it is also known as the trailing cable, this cable moves along with the carriage unit (side to side).
C2121A-Carriage_Latch Carriage Latch - A-arm latch - retains latch over the printheads on the carriage
C2121A-Carriage_Latch_CVR Carriage Latch Cover - The carriage latch is used to keep the cartridge(s) in place. this latch(s) hold the cartridge(s) in place while carriage is printing or idle.
C2121A-Carriage_Motor Carriage Motor - Carriage motor moves the carriage unit side to side. the carriage belt goes arround this motor, which controls carriage movement.
C2121A-Carriage_Only Carriage Only - Carriage only - includes carriage, felt, felt retainers, ink cartridge latches - does not include trailing cable, pc board, belt attachment hardware, or slider (for complete carriage unit, please see carriage assembly).
C2121A-Carriage_PC_BRD Carriage PC Board - This pc board attaches on the carriage, it is usually a small pc board that has carrage cable attached to it.
5183-5267 Cartridge - Return kit with box and instructions - For returning defective Thermal InkJet (TIJ) 2.0 cartridges
C2128-00005 Catch - Spring Catch
9170-1609 Chassis - Ferrite-Chassis
C2121A-Chassis Chassis - Chassis assembly - the large plastic item that forms the base of the print mechanism
C2164-67817 Chassis - Chassis
C4537-60035 Cleaner - Paper feed cleaning kit - Includes feed roller cleaning tool, software and instructions
C2164-00015 Clip - Carriage shaft retainer clip
C2121A-Clutch_Feed Clutch Feed - Clutch unit resposible for unit picking up paper from the pick up unit.
C2121A-Control_Panel Control Panel - Control panel assembly - control buttons and display on top front of the unit.
02276-40047 Cover - Slot cover - Used to cover empty font cartridge (butch plate)
C2121-60005 Cover - Paper access cover assembly - Lift-up top/front cover - Does NOT include nameplate
C2124-40030 Cover - Output tray cover - Smoked plastic
C2127-40051 Cover - Top Cover Old #c2170-67803
C2170-67803 Cover - New#c2127-40051 Top Cover
C2170-67805 Cover - Ink cartridge cover - Above cartridges when carriage is in home position on far right side of carriage path
C2170-67815 Cover - Paper access cover assembly - Lift-up top/front cover - Includes nameplate
C2121A-Cover_Back Cover Back - Back cover of printer, it is usually removed to clear paper jams.
C2121A-Cover_Cartridge Cover Cartridge - This is the cover/ door that is opened to remove the cartridge(s) - usually, when this door opens the carriage moves.
C2121A-Cover_Main Cover Main - This is the main cover of the printer. it is the biggest piece of plastic the printer is made off.
C2121A-Deflector Deflector - Paper deflector - guides paper out of dispose assembly - through the internal paper path cover. paper deflector - directs paper from the media chassis to the print section of the printer chassis assembly
C2121A-Display Display - Status led display (LCD display assembly).
C2121A-Door_Carriage Door Carriage - Main front access door - covers the top of the printer and provide access to the carriage when open.
C2121A-Door_Cartridge Door Cartridge - Small front access door (drop down door) - for accessing print cartridge window - for print cartridge access door.
C2121A-Door_Rear Door Rear - Rear cleanout door assembly - rear paper jam clean out door assembly.
C2121A-Drive_Assy Drive Assembly - Paper drive roller kit - includes roller assembly, bushings, gear on roller, transmission gear kit, encoder disc, end thrust (axial) spring.
C2121A-Duplexer Duplexer - Auto duplexer assembly - provides double sided printing capability
C2121A-Encoder Encoder - Encoder spring - provides tension for encoder strip
C2121A-Encoder_Disk Encoder Disk - Disk encoder - helps to provide position information of the paper
C2121A-Encoder_Strip Encoder Strip - Encoder strip - carriage position sensor reference
C2121A-Extender_Input Extender Input - Tray extension assembly (stopper) - tray with a paper stop on the input tray - extends to accomodate different media lenths
C2121A-Extender_Output Extender Output - Paper exit tray extension
C2121A-Fan_PC_BRD Fan PC Board - Fan to cool power supply unit
C2121A-Fan_Vaccum Fan Vaccum - Vacuum fan assembly
C2121A-Feed_Rollers Feed Rollers - Feed roller assembly - includes frame asembly, shaft with rollers, and encoder disk
C3828A Film - Film (Transparency) 8.5 x 11 5mil thick. for OfficeJet R65 Series PhotoSmart P1000 PhotoSmart P1100 OfficeJet G55 Series Transparency Film 200 SHEETS.
C3832A Film - Premium InkJet transparency film - A4 size (21.0cm x 29.7cm) - 20 sheets per package
C3834A Film - Film (Transparency) for DeskJet 1600 Series, DeskJet 2000 Series, DeskJet 800 Series, DeskJet 600 Series
C3835A Film - Film (Transparency) for DeskJet 1200 Series, DeskJet 500 Series, DeskJet 550C Series, DeskJet 850 Series
C3835S Film - HP Premium Trans Film 250 Sht Value Pack
C3836A Film - Premium High-Gloss Film - A size (8.5 x 11-inches) - 50 sheets
C3837A Film - Film (Glossy) for DeskJet 1600 Series, OfficeJet 700 Series, DeskJet 895, DeskJet 895 Series
C6051A Film - Film (Transparency) for DeskJet 1200 Series, DeskJet 500 Series, DeskJet 550C Series, DeskJet 850 Series
C6053A Film - Film (Transparency) for Color InkJet cp1700 Series, DeskJet 1180 Series, DeskJet 9300 Series, DeskJet 1280 Series
C2162-67813 Flag - OOPS flag - Out of paper sensor
C2121A-Flag_Paper Flag Paper - OOPS flag - out of paper sensor
C2128-40063 Foot - Rubber foot - Replacement rubber foot for the bottom of the printer (two used)
C2121A-Formatter Formatter - Formatter board assembly, this board communicates with your computer device and has MAC port connector.
C2121A-Front_Panel Front Panel - Front panel assembly - includes lcd and actuator buttons
02276-40055 Gear - Cluster gear - Provides gear reduction between paper motor and drive rollers
C2121A-Gear_Assy Gear Assembly - ADF gear assembly driven by ADF main motor
C2121A-Gear_Cluster Gear Cluster - Cluster gear, large gear on service station
C2121A-Gear_Double Gear Double - Transfer gear - has double gear attached on service station
C2121A-Gear_Main Gear Main - Paper pickup drive assembly - gear assembly located on right side of paper pickup assembly. gear moves the main paper pick up roller.
C2121A-Gear_Station Gear Station - Gears on shaft of spittoon station
C2121A-Glass_ADF_Window Glass ADF Window - Small glass piece used when scanning - copying - faxing with ADF feeder for this unit will ship Q5888-00002.
C2121A-Glass_Assy Glass Assembly - Main top copier glass assembly.
C2121-00052 Ground - Ground plane - Fits into base under main logic board
C2124-40039 Guide - Paper pusher guide
C2124-40040 Guide - Slider - Allows paper pusher to slide to the right
C2127-40003 Guide - Paper input stop (Length adjuster/paper catch) - Parchment white - Does not include green stop for envelopes
C2128-40061 Guide - Envelope sled - Supports feeding of envelopes into printer
C2121A-Guide_Paper Guide Paper - Upper paper guide - spring loaded flat plate that presses the media against the top of the feed roller assembly - caution: this part can easily be broken
C2121A-Holder Holder - Ink cartridge holder - located on carriage unit, holder secures ink cartridge in place.
C2171-40001 Holder - Flex holder - Supports flex cable between carriage and PCA
C2162-40016 Hub - Idler hub - Drive belt pivot point on left side of chassis
C2121A-Idler Idler - Scanner belt idler assembly - maintains scannter belt tension.
C2121A-Ink_DLVRY Ink Delivery System - RIDS assembly - replaceable ink delivery system - transports ink from ink supply station to carriage assembly
C2121A-Ink_Supply_Station Ink Supply Station - Ink supply service station (iss) assembly
C6049A Iron On Transfers - Iron-On Transfers for DeskJet 2500C Series, HP DeskJet D1400 Printer Series, DeskJet D24XX Series, DeskJet F4180 Series
C2127-60153 Keypad - Keypad assembly
C2168-80006 Keypad - Keypad Overlay
C2121-60080 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (English)
C2121-60081 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (European English)
C2121-60082 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (Danish)
C2121-60083 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (Dutch)
C2121-60084 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (Finnish)
C2121-60085 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (French)
C2121-60086 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (German)
C2121-60087 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (Italian)
C2121-60088 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (Norwegian)
C2121-60089 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (Portuguese)
C2121-60090 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (Spanish)
C2121-60091 Kit - C2121A DeskJet 550C owner's manual kit - Includes user's, color, and set-up guides (Swedish)
C2168-80051 LBL - Old #C2168-67801 Lbl, Instr
C2124-40110 Lever - Lever, Rotator Frm
C2128-40017 Lever - Lever-Arm
C2128-40018 Lifter - Sphinx Use C4549-40029 Separator-Lifter
C4549-40029 Lifter - Separator lifter
C4562-40022 Limiter - Rotation limiter - Provides correct pressure to cap pen
C2162-60045 Manual - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch disks and information guide - For Windows 3.1 (English)
C2168-60038 Manual - Driver software with 14 True Type fonts, Version 4.0 - Includes 5.25-inch floppy disk and manual - For Windows 3.1 (English)
C2170-90099 Manual - DeskJet family technical reference manual - Lists PCL 3 printer commands for DeskJets and OfficeJets
C2124-60115 Motor - Carriage motor - Drives the carriage belt
C2124-60190 Motor - Service station stepper motor (does not include cable) - Moves the rack vertically in the service station assembly
C2164-60045 Motor - Paper stepper motor assembly (does NOT include cable)
C2890-60300 Motor - New#c2164-60045 Paper Stepper Motor
0515-2703 Motor Carriage - Screw, carriage motor
C2121A-Motor_Carriage Motor Carriage - Carriage motor - motor that drives the carriage assembly
C2121A-MTR_Srvce_Station Motor Service Station - Service station stepper motor (does not include cable) - moves the rack vertically in the service station assembly
C2121-80002 NamePlate - Nameplate - DeskJet 550C
C2121A-Overlay Overlay - Overlay unit which covers the control button or display (english overlay only), control panel or display sold seperately.
Q7981A Pan - Advanced High-Gloss Photo Paper - 13cm (5in) x 18cm (7in) - 20 sheets (Japan)
51630Y Paper - Color InkJet CX cut sheet paper - A size (8.5 x 11-inches) - 200 sheets per package
51630Z Paper - Color InkJet CX cut sheet paper - A4 size (21.0cm x 29.7cm) - 200 sheets per package
51634Y Paper - HP Premium Inkjet Paper - A size (8.5 x 11-inches) - 200 sheets
51634Z Paper - InkJet non-glossy LX paper - A4 size (21.0cm x 29.7cm) - 200 sheets per package
C1812A Paper - Greeting card paper pack (White) - A size (8.5 x 11-inches) - Includes 20 sheets and 20 envelopes
C1824A Paper - Bright White InkJet Paper - A size (8.5 x 11-inches) - 500 sheets
C1825A Paper - Bright White InkJet Paper - A4 size (21.0cm x 29.7cm) - 500 sheets
C3831A Paper - Paper (Glossy) for DeskJet 500 Series, DeskJet 550C Series, DeskJet 850 Series, DeskJet 660 Series
C3833A Paper - Premium Glossy InkJet Paper - A size (8.5 x 11-inches) - 10 sheets
C5973A Paper - Premium glossy paper - A size (8.5 x 11-inches) - 25 sheets per package
C5976A Paper - Bright white InkJet paper - A size (8.5 x 11-inches) - 200 sheets per package
C5976B Paper - Bright White InkJet Paper - A size (8.5 x 11-inches) - 250 sheets
C6039A Paper - HP Delux Advance Glossy Photo Paper 25 sheets of A size HP Advanced glossy photo paper
C6042A Paper - Paper (Matte) for DeskJet D14XX Series, DeskJet D42XX Series, PhotoSmart 7350 Printer, PhotoSmart 7150 Printer
C6044A Paper - HP Photo Greeting Cards (Glossy) - A size (8.5 x 11-inches) - 10 scored half-fold glossy cards and envelopes
C6587AN Paper - Printable Expressions all occasions card kit - Includes 20 greeting cards and envelopes, and a CD-ROM with 24 original pieces of art
C6817A Paper - Brochure and flyer paper - Glossy on both sides - A size (8.5 x 11-inches), 98 brightness - 50 sheets
C6828A Paper - Greeting card paper pack (Ivory, Matte) - A size (8.5 x 11-inches) - Felt textured - Includes 20 sheets and 20 envelopes
C6955A Paper - Professional Brochure and Flyer Paper (Matte) - A size (8.5 x 11-inches) - 50 sheets
C6979A Paper - Premium Photo Paper (Glossy) - A size (8.5 x 11-inches) - 50 sheets
C6983A Paper - Photo quality InkJet paper - With two sided semi-gloss finish - A size (8.5 x 11-inches) - 25 sheets per package
C7007A Paper - Photo Quality InkJet Paper (Matte) - With two sided matte finish - A size (8.5 x 11-inches) - 100 sheets
C7018A Paper - Photo Greeting Cards (White, Matte) - A size (8.5 x 11-inches), half fold, pre-scored - Includes 20 cards and 20 envelopes
C7019A Paper - HP Textured Half-fold Greeting Cards (White) - A size (8.5 x 11-inches)
Q2509A Paper - Paper (Semi-Glossy) for DesignJet 130 Series, DeskJet 1220 Series, Business InkJet 2600 Series, DeskJet 450 Series
Q7852A Paper - HP Delux Advance Glossy Photo Paper 25 sheets of A size HP Advanced glossy photo paper
C2121-60004 PC Board - Pca Logic
C2121-60127 PC Board - Main Logic Board
C2121-60127R PC Board - Main logic board
C2121A-PC_BRD PC Board - Ink cartridge carriage assembly pc board - includes carriage pc board only
C2124-60197 PC Board - Head driver board - Circuitry to fire print cartridge
C2124-67801 PC Board - Pca-Svc Hddrvr-2 Old#c2124-60014
C2128-60169 PC Board - Power supply board
C2121A-PC_BRD_DC PC Board DC - Internal power supply board - power cable plugs on this assembly, remove covers to install pc board.
C2121A-PC_BRD_Interface PC Board Interface - Internal print server lan interface board - plugs into peripheral eio. usefull for networking and multiple users.
C4562-20003 Pin - Idler pulley axel - Dowel pin for idler pulley
C2121A-Pinchwheel Pinchwheel - Pinch assembly kit - includes all required pinch wheels, pinchwheel mounts and springs
C2128-67801 Pivot - Pivot Assy (Mcjake)
C2171-67823 Pivot - New# C2162-60091 Pivot Assy Aurora
C2127-40004 Plate - Left Filler Plate - Left side of Paper Input Tray
C2127-40005 Plate - Right Filler Plate - Right side of Paper Input Tray
C2121A-Power_Cord Power Cord - Power module power cord- wall outlet cable to power module only. does not include power module.
17222B Power Module - Power module (transformer, Lucent 3301B2) - 220VAC input, 50Hz, 0.25A - 10-0-10VAC output, 50Hz, 2A, 40VA - Has attached AC power cord (for 220V in Europe)
9100-4503 Power Module - Power module (transformer) - 120VAC input, 60Hz - 20VAC output, 2A output - Has attached NEMA 5-15P power cord (USA, Canada)
9100-4505 Power Module - Power module (transformer, Lucent 3301B2) - 220VAC input, 50Hz, 0.25A - 10-0-10VAC output, 50Hz, 2A, 40VA - Has attached AC power cord (for 220V in Europe)
9100-4507 Power Module - Power module (transformer) - 100VAC input, 50-60Hz - 20VAC output, 2A - Has attached AC power cord (Japan)
C2121A-Power_MDLE Power Module - World wide power module - includes power module and power module to printer cord - does not include outlet to power module cord
C2121A-Power_MDLE_Assy Power Module Assy - World wide power module - includes power module and power module to printer cord - also, include outlet to power module cord
C2121A-Power_Supply Power Supply - Power supply board (internal pwr supply unit in the office machine).
C2124-60117 Power Supply - Power Supply Assy (Old# C2124-60003)
C2121A-Power_Supply_BRD Power Supply Board - High voltage power supply board
C2171-60126 Pressure Assembly - Pressure plate assembly - Lifts paper stack to be printed
C2121A-Print_Mchnsm Print Mechanism - Print mechanism assembly - complete mechanism with carriage movement, paper picking and service station - does not include covers, printer base, print heads, ink cartridges, or any consumables.
C2169-67801 Print Mechanism - Print mechanism assembly - Complete mechanism with carriage movement, paper picking and service station
C2171-67810 Print Mechanism - Print Mechanism Assembly - Complete Mechanism With Carriage
C2121A-Pulley Pulley - Paper pick up tray motor pulley.
C2124-20001 Rail - Rear rail - Supports carriage assembly
C2121A-Repair_InkJet Repair Service - Ship your product to us for a small diagnostic fee; and a professional service job. We will contact you with repair total and your diagnostic fee will be waived if unit is repaired. Service warranty is 30days labor and 90days for parts. Extended warranty option is available.
C2164-00014 Retainer - New# C2164-00015 Retainer Shaft Aurora
C2124-20002 Rod - Carriage rod - Supports carriage during horizontal movement
C2121A-Rod_Carriage Rod Carriage - Carriage rod - shaft that the carriage assembly rides on
C2121A-Rod_Scanner Rod Scanner - Scanner rod - shaft that the scanner assembly rides on
C2124-60116 Roller - Lower pinch roller
C2121A-Roller_Exit Roller Exit - Paper exit rollers - out put assembly.
C2121A-Roller_Pickup Roller Pickup - Pick up roller assembly for paper bottom tray. Lower feed roller assembly - for lower paper input tray
0515-2200 Screw - Screw Tptt-AP MOQ=Mult
C2121A-Sensor_Exit Sensor Exit - Exit media sensor sv
C2121A-Sensor_Open Sensor Open - Door sensor assembly - open door sensor
C2121A-Sensor_Out Sensor Out - OOPS sensor - out of paper sensor - detects the presence of the paper in the printer tray
C2121A-Sensor_Spot Sensor Spot - Spot sensor assembly is attached to the carriage assembly.
C2121A-Separator Separator - Pad separator - assembled from plastic and rubber components; to help in separating sheet of media during printing from bottom trays.
C2121A-Guide Service Guide - Printer Reference Guide (not a service manual) - Contains information such as product information, operation overview, paper behavior, maintenance, ink safety, and removal / replacement of parts. This is not a service manual for technical repair.
C6450-60020 Service Manual - DeskJet and DeskWriter service manual on CD-ROM - Version 4.1
C6450-60021 Service Manual - DeskJet and DeskWriter service manual on CD-ROM - Version 4.1
0515-2513 Service Parts - Scr tptt w/sm wshr (grn)
C2121-60002 Service Parts - Dj 550c Man Us New#c2121-60080
C2121-80178 Service Parts - EPROM/DOS McJAKE 1.27 (OLD # 1818-5588)
C2128-40054 Service Parts - Spittoon
C2169-69801 Service Parts - EXCH Aurora mech
C2170-67802 Service Parts - New# C2121-60005
C4549-67807 Service Parts - Old# C2162-67816 Paper Gde
C2121A-Service_Station Service Station - Service station assembly - for conditioning the printheads when the carriage is in its home position
C2162-67805 Service Station - Service station assembly with motor - Does not include service station sled or service station motor cable
C2169-60056 Service Station - Service station assembly with motor and sled - Does not include service station motor cable
C2169-67803 Sled - Service station sled assembly - Includes both cartridge caps
C2121A-SLED_Assy SLED Assembly - Sled assembly - white plastic piece with spring, wipers and boot (assembly that the ink cartridge parks on) - mounts on top of the service station assembly
C2121A-Slider Slider - Carriage base slider - plastic piece on the front end of the carriage that allows the carriage to slide side to side.
C4549-40025 Slider - Rear slider - Prevents the carriage from tilting forward
C2162-60052 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch disks and information guide - For Windows 3.1 (French)
C2162-60058 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch disks and information guide - For Windows 3.1 (Portuguese)
C2162-60253 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch disks and information guide - For Windows 3.1 (Spanish)
C2162-60256 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch disks and information guide - For Windows 3.1 (European English)
C2168-60039 Software - Driver software with 14 True Type fonts, Version 4.0 - Includes 5.25-inch floppy disk and manual - For Windows 3.1 (Portuguese)
C2168-60040 Software - Driver software with 14 True Type fonts, Version 4.0 - Includes 5.25-inch floppy disk and manual - For Windows 3.1 (Spanish)
C2170-60088 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch floppy disks and information guide - For Windows 3.1 (Chinese)
C2170-60091 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch floppy disks and information guide - For Windows 3.1 (Danish)
C2170-60092 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch floppy disks and information guide - For Windows 3.1 (Dutch)
C2170-60093 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch floppy disks and information guide - For Windows 3.1 (Finnish)
C2170-60095 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch floppy disks and information guide - For Windows 3.1 (German)
C2170-60096 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch floppy disks and information guide - For Windows 3.1 (Italian)
C2170-60097 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch floppy disks and information guide - For Windows 3.1 (Norwegian)
C2170-60100 Software - Driver software kit with 14 True Type fonts and ColorSmart driver, Version 5.0 - Kit includes two 3.5-inch floppy disks and information guide - For Windows 3.1 (Swedish)
C2121A-Speaker Speaker - Speaker assembly - includes speaker cable.
C2121A-Spitton Spitton - Spittoon base - the bottom and main housing of the service station assembly - holds any residual ink from the print cartridge cleaning process
C2124-00001 Spring - Encoder spring - Provides tension for encoder strip
C2124-20008 Spring - Limiter spring - Provides tension for rotation limiter
C2145-00017 Spring - Lever arm spring - Provides tension between the lever arm and the pressure plate lifter
C2162-20004 Spring - Pivot spring - Provides tension for pivot to return to upright position
C2162-67806 Spring - Preloader - Applies downward pressure on drive shaft
C2121A-Spring_Cmprsn Spring Compression - Compression spring - on pulley wedge for carriage belt tension
C6822A Stickers - Round re-stickable InkJet stickers - HP bright white 6.35cm (2.5in) round stickers with 3M 'Post-it' adhesive - A size (8.5 x 11-inches) - 10 sheets per package with nine stickers per sheet
C6823A Stickers - Square re-stickable InkJet stickers - HP bright white 6.35cm (2.5in) square stickers with 3M 'Post-it' adhesive - A size (8.5 x 11-inches) - 10 sheets per package with nine stickers per sheet
C2128-40026 Stop - Envelope-Stop
C4562-60018 Storage System - Garage assembly - Holds print cartridge when not in use - Also referred to as a 'cartridge humidor'
C2124-80008 Strip - Encoder strip - Clear strip with position marks - Used by the sensor in the carriage assembly to determine position
C2113-40008 Support - Right wall - Right side mounting surface for carriage motor and carriage rod - Maintains alignment of transmission gears
C2124-60005 Switch - Power switch assembly for power supply PC board
C2121A-Trailing_Cbl Trailing Cable - Trailing cable for scanner - cable connects from scanner to pc board.
9100-4509 Transformer - Power module (transformer) - 240VAC input, 50Hz - 20VAC output, 2A - Has attached AC power cord (United Kingdom)
9100-4519 Transformer - Power module (transformer) - 220VAC input, 50Hz - 20VAC output, 2A - China
9100-4522 Transformer - Power module (transformer) - 240VAC input, 50Hz - 20VAC output, 2A - (Australia, New Zealand)
9100-4524 Transformer - Power module (transformer) - 220VAC input, 50Hz - 20VAC output, 2A - Switzerland
9100-4526 Transformer - Power module (transformer) - 220VAC input, 50Hz - 20VAC output, 2A - South Africa
9100-4528 Transformer - Power module (transformer) - 220VAC input, 50Hz - 20VAC output, 2A - Denmark
C2170-67812 Tray - Input/ouput tray - Includes the left and right wings
C2171-67815 Tray - Ouput tray - Includes the left and right wings
C2121A-Tray_Assy Tray Assembly - Paper input tray assembly for loading paper (bottom).
C2127-60155 Tray Assembly - Outtray Assy Dos (New# C2170-67812)
C2128-60157 Tray Assembly - Outtray Assy Mac (New # C2171-67815)
C2170-67811 Tray Assembly - Outtray Assy Dos Mj Old# C2127-60155
C2171-67809 Tray Assembly - Old# C2128-60158 Intray Assy Mac Mj
C2121A-Tray_Assy_CVR Tray Assembly Cover - Tray cover - the top cover for the paper pick up tray unit.
C2121A-Tray_Base Tray Base - Tray base- bottom base of the paper input tray.
0515-2522 Washer - Screw/Lg Washer
C2121A-Window Window - Top/front access door assembly - print cartridge access door window.
C2113-40006 Wiper - Wiper - Cleans ink and debris from print nozzles

DeskJet 550C Printer parts list
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