• Code: 001-545.04
• Description: Tray 5 (HCF) Paper Size Sensor Incorrect paper size is detected in Tray 5.
• Remedy: Ensure Tray 5 is closed. The voltage measured at P/J548-5 ( TT Module (rear) Plug/Jack Locations or 3T Module (rear) Plug/Jack Locations ) on the Tray Module PWB (PL 16.15) corresponds to the paper size in the table. Y↓N→There is +5 VDC from P/J824-1 to P/J824-3 on the Tray 5 Size Sensor ( TT Module (Tray 3, 4, 5 Paper Size Switch) Plug/Jack Locations ). Y↓N→There is +5 VDC from P/J548-6 to P/J548-4. Y↓N→Go to the +5 VDC Wirenets to troubleshoot the power circuit. Check the wires and connectors. If the check is OK, replace the Tray 5 Paper Size Sensor (PL 16.1). Check the wires from J548 to J824. If the check is OK, replace the Tray 5 Paper Size Sensor (PL 16.1). Check the wire from J824-1 to J548-3. If the check is OK, replace the Tray 5 Paper Size Sensor (PL 16.1). Check the wires and connectors for intermittent shorts or loose connections. If the check is OK, replace the Tray Module PWB (PL 16.15). If the problem continues, replace the Tray 5 Paper Size Sensor (PL 16.1).

• Code: 003-578
• Description: Paper Tray Error All the Tray Level Sensors did not energize. Fault(s) 007-397, 007-935 may be declared.
• Remedy: Check the Diagnostic Fault History. 007-281, 007-282, 007-283, 007-284, 007-291, or 007- 293 fault has occurred. Y↓N→The machine is equipped with a TTM. Y↓N→+24 VDC is measured at P/J555-7 ( TT Module (rear) Plug/Jack Locations on the Tray Module PWB (PL 16.15). Y↓N→Go to the +24 VDC Wirenets to troubleshoot. +5 VDC is measured at P/J555-1 on the Tray Module PWB (PL 16.15). Y↓N→Go to the +5 VDC Wirenets to troubleshoot. Replace the following in sequence: • Tray Module PWB (PL 16.15) • Engine Control Board (MCU PWB) (PL 13.1) The machine is equipped with a 1TM or a 3TM. +24 VDC is measured at P/J555-7 on the Tray Module PWB (PL 15.9). Y↓N→Go to the +24 VDC Wirenets to troubleshoot. +5 VDC is measured at P/J555-1 on the Tray Module PWB (PL 15.9). Y↓N→Go to the +5 VDC Wirenets to troubleshoot. Replace the following in sequence: • Tray Module PWB (PL 15.9) • Engine Control Board (MCU PWB) (PL 13.1) Go to the appropriate RAP.

• Code: 003-587
• Description: Paper Tray 2 Not Available Paper Tray 2 not available. Fault 007-270 is declared.
• Remedy: Turn the printer power Off, then On. The problem continues. Y↓N→Return to Service Call Procedures. Go to RAP 007-270, Tray 2 Paper Size Sensor.

• Code: 003-588
• Description: Paper Tray 3 Not Available Paper Tray 3 not available. Fault(s) 007-271, 007-282 may be declared.
• Remedy: Turn the printer power Off, then On. The problem continues. Y↓N→Return to Service Call Procedures. Check for Fault(s) 007-271, 007-282. There is a 007-271 fault declared. Y↓N→Go to RAP 007-281, Tray (2, 3, 4, 5) Lift Failure. Go to RAP 007-271, Tray 3 Paper Size Sensor.

• Code: 003-589
• Description: Paper Tray 4 Not Available Paper Tray 4 not available. Fault(s) 007-276, 007-283, 007-291 may be declared.
• Remedy: Turn the printer power Off, then On. The problem continues. Y↓N→Return to Service Call Procedures. Check for fault(s) 070-276, 007-291. There is a 007-276 fault declared. Y↓N→Go to RAP 007-281, Tray (2, 3, 4, 5) Lift Failure. Go to RAP 007-276, Tray 4 Paper Size Sensor.

• Code: 003-590
• Description: Paper Tray 5 not Available Paper Tray 5 not available. Fault(s) 007-277, 007-284, 007-293 may be declared.
• Remedy: Turn the printer power Off, then On. The problem continues. Y↓N→Return to Service Call Procedures. Check for fault(s) 007-277, 007-293. There is a 007-277 fault declared. Y↓N→Go to RAP 007-281, Tray (2, 3, 4, 5) Lift Failure. Go to RAP 007-277, Tray 5 Paper Size Sensor.

• Code: 003-946
• Description: Tray 2 Out of Place Tray 2 not in position.
• Remedy: Ensure Tray 2 is closed. Turn the printer power Off, then On. The problem continues. Y↓N→Return to Service Call Procedures. Go to RAP 007-270, Tray 2 Paper Size Sensor.

• Code: 003-947
• Description: Tray 3 Out of Place Tray 3 not in position.
• Remedy: Ensure Tray 3 is closed. Turn the printer power Off, then On. The problem continues. Y↓N→Return to Service Call Procedures. Go to RAP 007-271, Tray 3 Paper Size Sensor.