HP 1200 Service Manual - Page 137

Fatal error secondary messages If the printer has a fatal error, press and hold the GO button to see the secondary error message. Table 16. Fatal error secondary messages Message Cause Solution Engine error. The formatter and engine are not communicating. 1. Unplug the printer and plug it back in. 2. Reseat the formatter to ECU cable. 3. Replace the formatter PCA. 4. Replace the ECU. (See "ECU pan" on page 120.) Laser/scanner error. The laser/scanner 1. Check the laser/scanner cable has a malfunction. connections. 2. Replace the laser/scanner. Beam error. Motor error. 1. Check the laser/scanner cable connections. 2. Replace the laser/scanner. (See "Laser/scanner assembly" on page 99.) 1. Check the motor cable connections. 2. Replace the motor. (See "Motor" on page 107.) Fuser error. The fuser has a malfunction. 1. Unplug the printer and do not plug it back in for at least ten minutes. 2. Verify that the fuser connector and the thermistor connector are both firmly seated in the ECU. 3. Perform a heating element resistance check. (See "Heating element check" on page 152.) 4. If the resistance readings are correct and the error persists, replace the fuser. (See "Fuser assembly" on page 101.) EN Errors 135