HP Color LaserJet Enterprise CP4020 Service Manual - Page 391
Collection Unit Almost Full, Less Than Xxxx S
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Table 3-14 Control-panel messages (continued) Description Recommended action CLOSE LOWER RIGHT DOOR 3 x 500 optional paper feeder only Close the door. The right door on the optional paper feeder is If the message appears when the door is open. closed: 1. Reconnect connector J19 of the PD right door switch and connector J147 on the controller PCA. 2. Check the right door sensor flag. If it is damaged, replace the right-door assembly. See Right door (optional paper feeder) on page 220. CLOSE RIGHT DOOR A door on the right side of the product is open. 1. Close the door. 2. Run the switch test in the sensor monitor mode to verify that the right-door switch is functioning properly. 3. Reconnect connectors J43 of the rightdoor switch and connector J147 on the DC controller PCA. 4. If the message persists, check the right door sensor flag. If it is damaged, replace the right door. See Right-door assembly on page 113. COLLECTION UNIT ALMOST FULL The toner collection unit is almost full. The actual supply life remaining might vary. You do not need to replace the toner collection unit at this time unless print quality is no longer acceptable. To continue printing, either press the OK button or replace the toner collection unit. See Toner-collection unit on page 76. Cooling engine The product is cooling. No action is necessary. Creating... A cleaning page is being generated. No action is necessary. CLEANING PAGE CYAN CARTRIDGE LOW The product indicates when a supply level is low. Actual print cartridge life might vary. You do not need to replace the print cartridge at this time unless print quality is no longer acceptable. If print quality is no longer acceptable, replace the print cartridge. Consider purchasing a replacement cartridge so it is available when the installed cartridge has reached the end of its estimated life. See Print cartridges on page 74. CYAN CARTRIDGE LOW LESS THAN XXXX PAGES The product indicates when a supply level is low. Actual print cartridge life might vary. You do not need to replace the print cartridge at this time unless print quality is no longer acceptable. Estimated pages remaining is based upon the historical page coverage of this product. If print quality is no longer acceptable, replace the print cartridge. Consider purchasing a replacement cartridge so it is available when the installed cartridge has reached the end of its estimated life. See Print cartridges on page 74. ENWW Tools for troubleshooting 359