HP LaserJet P2050 Service Manual - Page 235

Control-panel message Jam in cartridge area Event code Jam in output bin Description Recommended action Photosensors PS913 (media 1. width sensor), PS912 (top of page sensor) and PS915 (fusing assembly exit sensor) detect paper in the cartridge area of the product. See Figure 7-7 Components in the print cartridge cavity on page 199 and Figure 2. 7-6 Components on the rear side of the product on page 198. If paper arrives at these sensors too early, leaves the sensors too late, or is present at the sensor 3. when not expected, an error message is displayed. Make sure that the paper meets specifications. See Specifications on page 291. See Common causes of jams on page 229. Open the top cover and remove the print cartridge. Remove any paper or paper fragments present. Lift the registration flap. Make sure sensors PS913 and PS912 move freely. See Figure 7-7 Components in the print cartridge cavity on page 199. 4. Open the straight-through output door and verify that PS915 moves freely. See Figure 7-6 Components on the rear side of the product on page 198. 5. Make sure that the connector at J203 and J206 on the engine controller PCA are seated. This error occurs if the duplex 1. reverse photosensor (PS918) or fusing exit sensor (PS915) detect unexpected paper. Make sure that the paper meets specifications. See Supported paper and print media on page 32. 2. Open the rear duplex jamrelease door and clear any visible paper. Verify the duplex-release sensor flag moves freely. You might need a pen light to observe the flags. 3. Open the face-up output door and the verify the exit sensor flag in the fusing assembly moves freely. You might need a pen light to observe the flag. 4. Verify that the following connectors are seated on the engine controller PCA: ◦ J208 duplex reverse ◦ J206 fusing exit ENWW Interpret control-panel messages (HP LaserJet P2050 Series Printers only) 223