Service Manual
Page 7
... 3-57 Personality SIMM (PostScript 3-58 Troubleshooting a SIMM Board 3-59 Service / Error Messages 3-59 4 Preventive Maintenance Introduction 4-1 Life Expectancy of Consumables 4-2 Service Checkpoints 4-3 Cleaning Your Printer 4-4 Toner Cartridge 4-5 Saving Toner with EconoMode (HP LaserJet 4 Plus and 5 Only 4-6 Storing the Toner Cartridge 4-6 Installing the Toner Cartridge 4-7 Non-HP Toner Cartridges 4-9 Clearing the TONER LOW Message 4-10 Periodic Maintenance...
... 3-57 Personality SIMM (PostScript 3-58 Troubleshooting a SIMM Board 3-59 Service / Error Messages 3-59 4 Preventive Maintenance Introduction 4-1 Life Expectancy of Consumables 4-2 Service Checkpoints 4-3 Cleaning Your Printer 4-4 Toner Cartridge 4-5 Saving Toner with EconoMode (HP LaserJet 4 Plus and 5 Only 4-6 Storing the Toner Cartridge 4-6 Installing the Toner Cartridge 4-7 Non-HP Toner Cartridges 4-9 Clearing the TONER LOW Message 4-10 Periodic Maintenance...
Service Manual
Page 10
...Guide Assembly 6-68 Interconnect PCA Removal 6-69 7 Troubleshooting LaserJet 5 Error Map 7-A Pre-Troubleshooting Procedures 7-1 Preliminary Operating Checks 7-1 Printer Message Troubleshooting 7-2 Printer Message Summary Table 7-2 Clearable Warnings 7-10 Printer Message Troubleshooting Procedures 7-12 Blank Display 7-12 MP/PC/... 7-24 14 NO EP CART Message 7-25 16 Toner Low Message 7-25 41.X ERROR Message 7-27 50 SERVICE Error - Fuser Malfunction 7-29 51 ERROR Message 7-31 52 ERROR Scanner Malfunction 7-32 Laser/Scanner Assembly Functional Checks . . . . . 7-32...
...Guide Assembly 6-68 Interconnect PCA Removal 6-69 7 Troubleshooting LaserJet 5 Error Map 7-A Pre-Troubleshooting Procedures 7-1 Preliminary Operating Checks 7-1 Printer Message Troubleshooting 7-2 Printer Message Summary Table 7-2 Clearable Warnings 7-10 Printer Message Troubleshooting Procedures 7-12 Blank Display 7-12 MP/PC/... 7-24 14 NO EP CART Message 7-25 16 Toner Low Message 7-25 41.X ERROR Message 7-27 50 SERVICE Error - Fuser Malfunction 7-29 51 ERROR Message 7-31 52 ERROR Scanner Malfunction 7-32 Laser/Scanner Assembly Functional Checks . . . . . 7-32...
Service Manual
Page 151
If a failure occurs during this period, the following errors may be displayed: 50 SERVICE This error occurs when the fusing roller fails to reach the correct temperature in the required time (see "50 SERVICE") in Chapter 7). 51 ERROR This error occurs when the BD signal is not received by the DC controller, (see "51 ERROR BEAM DETECT)" in Chapter 7). 52 ERROR This error occurs when the scanner motor fails (see "52 ERROR," Chapter 7). Functional Overview 5-39
If a failure occurs during this period, the following errors may be displayed: 50 SERVICE This error occurs when the fusing roller fails to reach the correct temperature in the required time (see "50 SERVICE") in Chapter 7). 51 ERROR This error occurs when the BD signal is not received by the DC controller, (see "51 ERROR BEAM DETECT)" in Chapter 7). 52 ERROR This error occurs when the scanner motor fails (see "52 ERROR," Chapter 7). Functional Overview 5-39
Service Manual
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...receipt of a BD signal from the DC controller, VDO data is not received by the DC controller (see "51 ERROR" in Chapter 7). 52 ERROR This error occurs when the scanner motor fails (see "52 ERROR" in Chapter 7). Functional Overview 5-41 Before the next sheet of paper is fed too soon or when an... off the scanner mirror and onto the photosensitive drum to the correct temperature in the required time (see "50 SERVICE") in Chapter 7). 51 ERROR This error occurs when the BD signal is sent from the formatter for each successive page as necessary. The formatter then sends VDO data to the ...
...receipt of a BD signal from the DC controller, VDO data is not received by the DC controller (see "51 ERROR" in Chapter 7). 52 ERROR This error occurs when the scanner motor fails (see "52 ERROR" in Chapter 7). Functional Overview 5-41 Before the next sheet of paper is fed too soon or when an... off the scanner mirror and onto the photosensitive drum to the correct temperature in the required time (see "50 SERVICE") in Chapter 7). 51 ERROR This error occurs when the BD signal is sent from the formatter for each successive page as necessary. The formatter then sends VDO data to the ...
Service Manual
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...printer was picked up. For serial I /O ERROR signal protocols. Press [Continue]* to "41.X ERROR Message." 41.3 ERROR 41.3 UNEXPECTED PAPER SIZE 50 SERVICE 50 FUSER ERROR 51 ERROR 51 PRINTER ERROR 52 ERROR 52 PRINTER ERROR *Press Go on line, or your card. 41.[X] ERROR 41.x PRINTER ERROR x=1, 2, 4 ,5 A temporary error...of 10 minutes. Table 7-1 Printer Messages (continued) Message Symptoms and Recommendations 22 ERROR For serial/Bi-Tronics parallel configuration, the computer and printer are using an RS232 serial connection, the HP LaserJet printer uses XON/XOFF and DTR ...
...printer was picked up. For serial I /O ERROR signal protocols. Press [Continue]* to "41.X ERROR Message." 41.3 ERROR 41.3 UNEXPECTED PAPER SIZE 50 SERVICE 50 FUSER ERROR 51 ERROR 51 PRINTER ERROR 52 ERROR 52 PRINTER ERROR *Press Go on line, or your card. 41.[X] ERROR 41.x PRINTER ERROR x=1, 2, 4 ,5 A temporary error...of 10 minutes. Table 7-1 Printer Messages (continued) Message Symptoms and Recommendations 22 ERROR For serial/Bi-Tronics parallel configuration, the computer and printer are using an RS232 serial connection, the HP LaserJet printer uses XON/XOFF and DTR ...
Service Manual
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... indicate a problem requiring attention. Loss of the Beam Detect pulse for more than 2 seconds results in a 51 ERROR condition. • Paper reaching the Input Paper Sensor (PS1) before it is due to the following table. This normally is expected. Occasional... problems. Proceed as shown in Chapter 3. • Wrong size paper in the following conditions: • Incorrect Universal Tray Switch setting. 41.X ERROR Message A 41.X ERROR (misprint) indicates that the Universal Tray, and/or the Lower Cassette settings match the installed paper. • An unstable or temporary loss of...
... indicate a problem requiring attention. Loss of the Beam Detect pulse for more than 2 seconds results in a 51 ERROR condition. • Paper reaching the Input Paper Sensor (PS1) before it is due to the following table. This normally is expected. Occasional... problems. Proceed as shown in Chapter 3. • Wrong size paper in the following conditions: • Incorrect Universal Tray Switch setting. 41.X ERROR Message A 41.X ERROR (misprint) indicates that the Universal Tray, and/or the Lower Cassette settings match the installed paper. • An unstable or temporary loss of...
Service Manual
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... can be cleared by Beam Detect failures. Replace the DC Controller. Allow the printer to a warm room? If the beam detect signal is lost for more than 2 seconds the error is posted as a 51 ERROR. The 51 ERROR may be cleared by spinning the scanning mirror at the wrong speed. Is the... DC Controller Defective? 4. Are all connectors on the DC Controller properly seated? 2. Has the printer been moved from a cold to stand 6 ...
... can be cleared by Beam Detect failures. Replace the DC Controller. Allow the printer to a warm room? If the beam detect signal is lost for more than 2 seconds the error is posted as a 51 ERROR. The 51 ERROR may be cleared by spinning the scanning mirror at the wrong speed. Is the... DC Controller Defective? 4. Are all connectors on the DC Controller properly seated? 2. Has the printer been moved from a cold to stand 6 ...
Service Manual
Page 437
Index ! 12 PRINTER OPEN 7-18 13 PAPER JAM 7-20 14 NO EP CART 7-25 16 TONER LOW 4-10, 7-25 21 PRINT OVERRUN 3-53 41.1 ERROR 7-28 41.2 ERROR 7-28, 7-31 41.3 ERROR 7-28 41.4 ERROR 7-28 41.5 ERROR 7-28 50 service error 7-29 51 ERROR Message 7-31 52 ERROR 7-32 57 SERVICE 7-33...cleaning brush uses 4-16 cleaning station, drum 5-18 clearable warnings 7-10 CLEARING MEMORY 7-A CLOSE PRINTER COVER 7-A cold reset 3-23, B-27 communications checks 7-52, 7-54 component locations 7-59 CompuServe Forum, HP 1-13 conditioning station, drum 5-19 configuration AUTOEXEC.BAT 7-53 communications check 7-52 system 3-31...
Index ! 12 PRINTER OPEN 7-18 13 PAPER JAM 7-20 14 NO EP CART 7-25 16 TONER LOW 4-10, 7-25 21 PRINT OVERRUN 3-53 41.1 ERROR 7-28 41.2 ERROR 7-28, 7-31 41.3 ERROR 7-28 41.4 ERROR 7-28 41.5 ERROR 7-28 50 service error 7-29 51 ERROR Message 7-31 52 ERROR 7-32 57 SERVICE 7-33...cleaning brush uses 4-16 cleaning station, drum 5-18 clearable warnings 7-10 CLEARING MEMORY 7-A CLOSE PRINTER COVER 7-A cold reset 3-23, B-27 communications checks 7-52, 7-54 component locations 7-59 CompuServe Forum, HP 1-13 conditioning station, drum 5-19 configuration AUTOEXEC.BAT 7-53 communications check 7-52 system 3-31...