| Part # | Description |
|---|---|
| RM1-1191 | Cable, Memory, DC Controller board to the toner cartridge wireless memory contact tag |
| RG1-4213 | Cable, Top Cover cable - From top cover microswitch (SW101) to DC Controller board |
| RG1-4221 | Cable, Tray 2 pickup sensor cable - Connects to sensors PS101 and PS107 |
| RM1-1195 / RG1-4276 | Control panel |
| RK2-0278 | Cooling fan on left side of printer - FN101 |
| RM1-0114 | Cover, Cartridge access door |
| RC1-0291 | Cover, Duplexer slot cover - Removable lower rear cover for Duplexer attachment slot |
| RC1-0288 | Cover, Formatter board cover |
| RM1-0050 | Cover, Front |
| RC1-0019 | Cover, Inner right front cover |
| RC1-0290 | Cover, Lower rear cover - Covers rear of standard 500 sheet tray |
| RM1-0046 | Cover, Right side cover assembly |
| RM1-0049 | Cover, Top |
| RC1-0289 | Cover, Top rear |
| RG1-4236 | DC Controller, 4200 |
| RM1-0026 | Delivery Asm |
| RM1-0001 | Drive Asm, Main drive assembly - Main gear assembly on right side of printer |
| RM1-0034 | Drive Asm, Pickup drive assembly for Tray 2 |
| Q2439A | Duplexer, 4200/4300 only |
| Q2439B | Duplexer, 4200/4300/4250/4350 |
| Q2438B | Envelope feeder |
| RK2-0280 | Fan, right side of printer - Print cartridge fan - FN103 |
| RM1-0025 | Feed belt assembly |
| RM1-0012 | Feed Roller Asm, Feed roller assembly; also 5851-4076 |
| RM1-0037 | Feed/Sep Roller, Cassette |
| Q2440B | Feeder, Optional 500-sheet |
| RC1-0060 | Flag, feed sensor flag for Tray 1 |
| RC1-0209 | Flag, Paper sensor flag for Tray 2 pickup assembly |
| RC1-0208 | Flag, Paper sensor flag holder |
| C9652-67902 | Formatter, 4200 |
| RM1-0013 | Fuser, 4200 |
| RM1-0002 | Gear Asm, Duplexing pendulum assembly - Gear assembly that transfers power from main motor to run duplexing capability |
| RU5-0088 | Gear, 18 tooth gear - Located on right side of printer in the 500 sheet tray pickup assembly |
| RU5-0045 | Gear, 18-tooth gear, right side of printer in the Tray 2 pickup assembly |
| RU5-0050 | Gear, 30-tooth gear - Black plastic gear that attaches to feed assembly clutch |
| RC1-0273 | Guide, feed belt guide for left side |
| RC1-0274 | Guide, feed belt guide for right side |
| RC1-0343 | Holder, Thermistor holder - Metal outside half of thermistor holder |
| RC1-0342 | Holder, Thermistor holder - Plastic inside half of thermistor holder |
| RM1-0045 | Laser Scanner, 4200 |
| RM1-0033 | Lifter Drive Asm, Tray 2 |
| RM1-0287 | Lifter driver asm |
| RC1-0335 | Limiter, Torque limiter - Torque limiter for 500 sheet feeder pickup roller |
| RH7-1570 | Main Motor, Main motor - Motor on front right side of printer - M101 |
| Q2429A | Maintenance Kit, 4200 |
| Q2430A | Maintenance Kit, LaserJet 4200 220v |
| C7843A | Memory, DIMM, 16MB, 100-pin SDRAM DIMM |
| C7842A | Memory, DIMM, 8MB, 100-pin SDRAM DIMM |
| RH7-1576 | Motor, Toner cartridge motor - Motor M102 |
| RG1-4200 | PC Board, feeder assembly PC Board - PC Board on right side of 500 sheet feeder assembly |
| RC1-0211 | Pickup Arm |
| RC1-0212 | Pickup Arm Holder |
| RM1-0004 | Pickup Asm, Tray 1 |
| RM1-0056 | Pickup drive asm |
| RM1-0036 | Pickup Roller, Cassette |
| RL1-0019 | Pickup Roller, Tray 1 |
| RM1-0019 | Power Supply, 4200 |
| RM1-0011 | Registration assembly, 4200, 4300 only |
| RM1-0041 | Sensing Asm, Tray 2 paper size tray sensing assembly - White plastic tray size sensing fingers and microswitch assembly |
| WG8-5624 | Sensor, Photo-sensor (TLP1241) - Sensor flag activated - |
| RL1-0007 | Sep Pad, Tray 1 |
| RC1-0210 | Shaft, Feeder roller shaft - Axel for Tray 2 feed roller |
| RK2-0276 | Solenoid - Engages Tray 1 pickup roller |
| RK2-0269 | Solenoid, pickup s |
| RC1-0213 | Spring, Compression spring, pickup and feed rollers in Tray 2 pickup assembly |
| RC1-0198 | Spring, Tension spring -lifter drive assembly |
| RC1-0061 | Spring, Torsion spring; new: 5851-4076 |
| RC1-0200 | Support, Lifter drive assembly support - Tray 2 |
| RM1-0043 | Swing Plate Asm |
| 5851-2766 | Swing Plate Kit |
| RM1-8438 | Thermistor |
| RM1-0047 | Toner Access Door, 4200 |
| RC1-0003 | Toner cartridge arm |
| Q1338A | Toner Cartridge, 4200 |
| WC4-5139 | Top cover interlock access switch |
| RM1-0007 | Transfer assembly |
| RM1-0699 / RM1-1110 | Transfer roller |
| RM1-0027 | Tray Asm, Rear output tray assembly - Includes upper rear paper output tray and cover |
| RM1-0208 | Tray lifter drive asm |
| RM1-1088 | Tray, 500-sheet |
| RM1-0005 | Tray, Drop down |
Every LPT Tech Support provider has worked in printer service since the early 1990s.
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