HP 3500 Service Manual - Page 372

Table 7-3. Numerical printer messages (continued) Message Description 59.XYcontinued PRINTER ERROR alternates with To continue turn off then on Action 59.90 and 59.A0 Errors on control panel 59.09.00 (event log only) 59.10.00 (event log only) An error occurred when the drum motor started or while the drum motor was rotating. 1. The connectors in the drum motor drive signal line are not connected properly. Reseat the drum motor connector J5002 and the DC controller PCB connector J1019. 2. Faulty drum motor. Replace the drum motor. 3. Faulty DC controller PCB. Replace the DC controller PCB. 59.99.00 - (event log only) An error occurred in the secondary transfer engaging mechanism. 1. Faulty secondary transfer engagement sensor. Replace the secondary transfer engagement sensor. 2. Faulty secondary transfer engaging solenoid. Replace the secondary transfer engaging solenoid. 3. Faulty feed motor. Replace the feed motor. 4. Faulty DC controller PCB Action: Replace the DC controller PCB. 348 Chapter 7 Troubleshooting ENWW